346273b3b2
In some cases limits are just not needed, in others -- DFLTPHYS is the right constant to use instead. MFC after: 1 month
3854 lines
102 KiB
C
3854 lines
102 KiB
C
/*-
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* Copyright (c) 2000 Michael Smith
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* Copyright (c) 2001 Scott Long
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* Copyright (c) 2000 BSDi
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* Copyright (c) 2001-2010 Adaptec, Inc.
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* Copyright (c) 2010-2012 PMC-Sierra, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Driver for the Adaptec by PMC Series 6,7,8,... families of RAID controllers
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*/
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#define AAC_DRIVERNAME "aacraid"
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#include "opt_aacraid.h"
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/* #include <stddef.h> */
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/kernel.h>
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#include <sys/kthread.h>
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#include <sys/sysctl.h>
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#include <sys/poll.h>
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#include <sys/ioccom.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/signalvar.h>
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#include <sys/time.h>
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#include <sys/eventhandler.h>
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#include <sys/rman.h>
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#include <machine/bus.h>
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#include <sys/bus_dma.h>
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#include <machine/resource.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/aacraid/aacraid_reg.h>
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#include <sys/aac_ioctl.h>
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#include <dev/aacraid/aacraid_debug.h>
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#include <dev/aacraid/aacraid_var.h>
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#ifndef FILTER_HANDLED
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#define FILTER_HANDLED 0x02
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#endif
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static void aac_add_container(struct aac_softc *sc,
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struct aac_mntinforesp *mir, int f,
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u_int32_t uid);
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static void aac_get_bus_info(struct aac_softc *sc);
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static void aac_container_bus(struct aac_softc *sc);
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static void aac_daemon(void *arg);
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static int aac_convert_sgraw2(struct aac_softc *sc, struct aac_raw_io2 *raw,
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int pages, int nseg, int nseg_new);
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/* Command Processing */
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static void aac_timeout(struct aac_softc *sc);
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static void aac_command_thread(struct aac_softc *sc);
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static int aac_sync_fib(struct aac_softc *sc, u_int32_t command,
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u_int32_t xferstate, struct aac_fib *fib,
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u_int16_t datasize);
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/* Command Buffer Management */
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static void aac_map_command_helper(void *arg, bus_dma_segment_t *segs,
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int nseg, int error);
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static int aac_alloc_commands(struct aac_softc *sc);
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static void aac_free_commands(struct aac_softc *sc);
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static void aac_unmap_command(struct aac_command *cm);
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/* Hardware Interface */
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static int aac_alloc(struct aac_softc *sc);
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static void aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg,
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int error);
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static int aac_check_firmware(struct aac_softc *sc);
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static void aac_define_int_mode(struct aac_softc *sc);
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static int aac_init(struct aac_softc *sc);
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static int aac_find_pci_capability(struct aac_softc *sc, int cap);
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static int aac_setup_intr(struct aac_softc *sc);
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static int aac_check_config(struct aac_softc *sc);
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/* PMC SRC interface */
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static int aac_src_get_fwstatus(struct aac_softc *sc);
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static void aac_src_qnotify(struct aac_softc *sc, int qbit);
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static int aac_src_get_istatus(struct aac_softc *sc);
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static void aac_src_clear_istatus(struct aac_softc *sc, int mask);
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static void aac_src_set_mailbox(struct aac_softc *sc, u_int32_t command,
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u_int32_t arg0, u_int32_t arg1,
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u_int32_t arg2, u_int32_t arg3);
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static int aac_src_get_mailbox(struct aac_softc *sc, int mb);
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static void aac_src_access_devreg(struct aac_softc *sc, int mode);
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static int aac_src_send_command(struct aac_softc *sc, struct aac_command *cm);
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static int aac_src_get_outb_queue(struct aac_softc *sc);
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static void aac_src_set_outb_queue(struct aac_softc *sc, int index);
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struct aac_interface aacraid_src_interface = {
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aac_src_get_fwstatus,
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aac_src_qnotify,
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aac_src_get_istatus,
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aac_src_clear_istatus,
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aac_src_set_mailbox,
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aac_src_get_mailbox,
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aac_src_access_devreg,
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aac_src_send_command,
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aac_src_get_outb_queue,
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aac_src_set_outb_queue
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};
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/* PMC SRCv interface */
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static void aac_srcv_set_mailbox(struct aac_softc *sc, u_int32_t command,
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u_int32_t arg0, u_int32_t arg1,
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u_int32_t arg2, u_int32_t arg3);
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static int aac_srcv_get_mailbox(struct aac_softc *sc, int mb);
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struct aac_interface aacraid_srcv_interface = {
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aac_src_get_fwstatus,
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aac_src_qnotify,
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aac_src_get_istatus,
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aac_src_clear_istatus,
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aac_srcv_set_mailbox,
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aac_srcv_get_mailbox,
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aac_src_access_devreg,
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aac_src_send_command,
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aac_src_get_outb_queue,
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aac_src_set_outb_queue
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};
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/* Debugging and Diagnostics */
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static struct aac_code_lookup aac_cpu_variant[] = {
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{"i960JX", CPUI960_JX},
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{"i960CX", CPUI960_CX},
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{"i960HX", CPUI960_HX},
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{"i960RX", CPUI960_RX},
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{"i960 80303", CPUI960_80303},
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{"StrongARM SA110", CPUARM_SA110},
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{"PPC603e", CPUPPC_603e},
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{"XScale 80321", CPU_XSCALE_80321},
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{"MIPS 4KC", CPU_MIPS_4KC},
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{"MIPS 5KC", CPU_MIPS_5KC},
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{"Unknown StrongARM", CPUARM_xxx},
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{"Unknown PowerPC", CPUPPC_xxx},
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{NULL, 0},
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{"Unknown processor", 0}
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};
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static struct aac_code_lookup aac_battery_platform[] = {
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{"required battery present", PLATFORM_BAT_REQ_PRESENT},
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{"REQUIRED BATTERY NOT PRESENT", PLATFORM_BAT_REQ_NOTPRESENT},
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{"optional battery present", PLATFORM_BAT_OPT_PRESENT},
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{"optional battery not installed", PLATFORM_BAT_OPT_NOTPRESENT},
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{"no battery support", PLATFORM_BAT_NOT_SUPPORTED},
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{NULL, 0},
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{"unknown battery platform", 0}
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};
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static void aac_describe_controller(struct aac_softc *sc);
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static char *aac_describe_code(struct aac_code_lookup *table,
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u_int32_t code);
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/* Management Interface */
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static d_open_t aac_open;
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static d_ioctl_t aac_ioctl;
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static d_poll_t aac_poll;
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#if __FreeBSD_version >= 702000
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static void aac_cdevpriv_dtor(void *arg);
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#else
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static d_close_t aac_close;
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#endif
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static int aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib);
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static int aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg);
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static void aac_handle_aif(struct aac_softc *sc, struct aac_fib *fib);
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static void aac_request_aif(struct aac_softc *sc);
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static int aac_rev_check(struct aac_softc *sc, caddr_t udata);
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static int aac_open_aif(struct aac_softc *sc, caddr_t arg);
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static int aac_close_aif(struct aac_softc *sc, caddr_t arg);
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static int aac_getnext_aif(struct aac_softc *sc, caddr_t arg);
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static int aac_return_aif(struct aac_softc *sc,
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struct aac_fib_context *ctx, caddr_t uptr);
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static int aac_query_disk(struct aac_softc *sc, caddr_t uptr);
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static int aac_get_pci_info(struct aac_softc *sc, caddr_t uptr);
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static int aac_supported_features(struct aac_softc *sc, caddr_t uptr);
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static void aac_ioctl_event(struct aac_softc *sc,
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struct aac_event *event, void *arg);
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static int aac_reset_adapter(struct aac_softc *sc);
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static int aac_get_container_info(struct aac_softc *sc,
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struct aac_fib *fib, int cid,
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struct aac_mntinforesp *mir,
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u_int32_t *uid);
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static u_int32_t
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aac_check_adapter_health(struct aac_softc *sc, u_int8_t *bled);
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static struct cdevsw aacraid_cdevsw = {
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.d_version = D_VERSION,
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.d_flags = D_NEEDGIANT,
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.d_open = aac_open,
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#if __FreeBSD_version < 702000
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.d_close = aac_close,
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#endif
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.d_ioctl = aac_ioctl,
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.d_poll = aac_poll,
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.d_name = "aacraid",
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};
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MALLOC_DEFINE(M_AACRAIDBUF, "aacraid_buf", "Buffers for the AACRAID driver");
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/* sysctl node */
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SYSCTL_NODE(_hw, OID_AUTO, aacraid, CTLFLAG_RD, 0, "AACRAID driver parameters");
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/*
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* Device Interface
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*/
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/*
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* Initialize the controller and softc
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*/
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int
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aacraid_attach(struct aac_softc *sc)
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{
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int error, unit;
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struct aac_fib *fib;
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struct aac_mntinforesp mir;
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int count = 0, i = 0;
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u_int32_t uid;
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fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
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sc->hint_flags = device_get_flags(sc->aac_dev);
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/*
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* Initialize per-controller queues.
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*/
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aac_initq_free(sc);
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aac_initq_ready(sc);
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aac_initq_busy(sc);
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/* mark controller as suspended until we get ourselves organised */
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sc->aac_state |= AAC_STATE_SUSPEND;
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/*
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* Check that the firmware on the card is supported.
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*/
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sc->msi_enabled = FALSE;
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if ((error = aac_check_firmware(sc)) != 0)
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return(error);
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/*
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* Initialize locks
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*/
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mtx_init(&sc->aac_io_lock, "AACRAID I/O lock", NULL, MTX_DEF);
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TAILQ_INIT(&sc->aac_container_tqh);
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TAILQ_INIT(&sc->aac_ev_cmfree);
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#if __FreeBSD_version >= 800000
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/* Initialize the clock daemon callout. */
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callout_init_mtx(&sc->aac_daemontime, &sc->aac_io_lock, 0);
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#endif
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/*
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* Initialize the adapter.
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*/
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if ((error = aac_alloc(sc)) != 0)
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return(error);
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if (!(sc->flags & AAC_FLAGS_SYNC_MODE)) {
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aac_define_int_mode(sc);
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if ((error = aac_init(sc)) != 0)
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return(error);
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}
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/*
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* Allocate and connect our interrupt.
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*/
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if ((error = aac_setup_intr(sc)) != 0)
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return(error);
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/*
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* Print a little information about the controller.
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*/
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aac_describe_controller(sc);
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/*
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* Make the control device.
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*/
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unit = device_get_unit(sc->aac_dev);
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sc->aac_dev_t = make_dev(&aacraid_cdevsw, unit, UID_ROOT, GID_OPERATOR,
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0640, "aacraid%d", unit);
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sc->aac_dev_t->si_drv1 = sc;
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/* Create the AIF thread */
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if (aac_kthread_create((void(*)(void *))aac_command_thread, sc,
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&sc->aifthread, 0, 0, "aacraid%daif", unit))
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panic("Could not create AIF thread");
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/* Register the shutdown method to only be called post-dump */
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if ((sc->eh = EVENTHANDLER_REGISTER(shutdown_final, aacraid_shutdown,
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sc->aac_dev, SHUTDOWN_PRI_DEFAULT)) == NULL)
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device_printf(sc->aac_dev,
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"shutdown event registration failed\n");
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/* Find containers */
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mtx_lock(&sc->aac_io_lock);
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aac_alloc_sync_fib(sc, &fib);
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/* loop over possible containers */
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do {
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if ((aac_get_container_info(sc, fib, i, &mir, &uid)) != 0)
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continue;
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if (i == 0)
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count = mir.MntRespCount;
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aac_add_container(sc, &mir, 0, uid);
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i++;
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} while ((i < count) && (i < AAC_MAX_CONTAINERS));
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aac_release_sync_fib(sc);
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mtx_unlock(&sc->aac_io_lock);
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/* Register with CAM for the containers */
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TAILQ_INIT(&sc->aac_sim_tqh);
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aac_container_bus(sc);
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/* Register with CAM for the non-DASD devices */
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if ((sc->flags & AAC_FLAGS_ENABLE_CAM) != 0)
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aac_get_bus_info(sc);
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/* poke the bus to actually attach the child devices */
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bus_generic_attach(sc->aac_dev);
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/* mark the controller up */
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sc->aac_state &= ~AAC_STATE_SUSPEND;
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/* enable interrupts now */
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AAC_ACCESS_DEVREG(sc, AAC_ENABLE_INTERRUPT);
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#if __FreeBSD_version >= 800000
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mtx_lock(&sc->aac_io_lock);
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callout_reset(&sc->aac_daemontime, 60 * hz, aac_daemon, sc);
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mtx_unlock(&sc->aac_io_lock);
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#else
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{
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struct timeval tv;
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tv.tv_sec = 60;
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tv.tv_usec = 0;
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sc->timeout_id = timeout(aac_daemon, (void *)sc, tvtohz(&tv));
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}
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#endif
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return(0);
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}
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static void
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aac_daemon(void *arg)
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{
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struct aac_softc *sc;
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struct timeval tv;
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struct aac_command *cm;
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struct aac_fib *fib;
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sc = arg;
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fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
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#if __FreeBSD_version >= 800000
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mtx_assert(&sc->aac_io_lock, MA_OWNED);
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if (callout_pending(&sc->aac_daemontime) ||
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callout_active(&sc->aac_daemontime) == 0)
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return;
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#else
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mtx_lock(&sc->aac_io_lock);
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#endif
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getmicrotime(&tv);
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if (!aacraid_alloc_command(sc, &cm)) {
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fib = cm->cm_fib;
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cm->cm_timestamp = time_uptime;
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cm->cm_datalen = 0;
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cm->cm_flags |= AAC_CMD_WAIT;
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fib->Header.Size =
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sizeof(struct aac_fib_header) + sizeof(u_int32_t);
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fib->Header.XferState =
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AAC_FIBSTATE_HOSTOWNED |
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AAC_FIBSTATE_INITIALISED |
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AAC_FIBSTATE_EMPTY |
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AAC_FIBSTATE_FROMHOST |
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AAC_FIBSTATE_REXPECTED |
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AAC_FIBSTATE_NORM |
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AAC_FIBSTATE_ASYNC |
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AAC_FIBSTATE_FAST_RESPONSE;
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fib->Header.Command = SendHostTime;
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*(uint32_t *)fib->data = tv.tv_sec;
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aacraid_map_command_sg(cm, NULL, 0, 0);
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aacraid_release_command(cm);
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}
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#if __FreeBSD_version >= 800000
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callout_schedule(&sc->aac_daemontime, 30 * 60 * hz);
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#else
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mtx_unlock(&sc->aac_io_lock);
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tv.tv_sec = 30 * 60;
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tv.tv_usec = 0;
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sc->timeout_id = timeout(aac_daemon, (void *)sc, tvtohz(&tv));
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#endif
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}
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void
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aacraid_add_event(struct aac_softc *sc, struct aac_event *event)
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{
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switch (event->ev_type & AAC_EVENT_MASK) {
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case AAC_EVENT_CMFREE:
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TAILQ_INSERT_TAIL(&sc->aac_ev_cmfree, event, ev_links);
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break;
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default:
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device_printf(sc->aac_dev, "aac_add event: unknown event %d\n",
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event->ev_type);
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break;
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}
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return;
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}
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/*
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* Request information of container #cid
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*/
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static int
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aac_get_container_info(struct aac_softc *sc, struct aac_fib *sync_fib, int cid,
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struct aac_mntinforesp *mir, u_int32_t *uid)
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{
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struct aac_command *cm;
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struct aac_fib *fib;
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struct aac_mntinfo *mi;
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|
struct aac_cnt_config *ccfg;
|
|
int rval;
|
|
|
|
if (sync_fib == NULL) {
|
|
if (aacraid_alloc_command(sc, &cm)) {
|
|
device_printf(sc->aac_dev,
|
|
"Warning, no free command available\n");
|
|
return (-1);
|
|
}
|
|
fib = cm->cm_fib;
|
|
} else {
|
|
fib = sync_fib;
|
|
}
|
|
|
|
mi = (struct aac_mntinfo *)&fib->data[0];
|
|
/* 4KB support?, 64-bit LBA? */
|
|
if (sc->aac_support_opt2 & AAC_SUPPORTED_VARIABLE_BLOCK_SIZE)
|
|
mi->Command = VM_NameServeAllBlk;
|
|
else if (sc->flags & AAC_FLAGS_LBA_64BIT)
|
|
mi->Command = VM_NameServe64;
|
|
else
|
|
mi->Command = VM_NameServe;
|
|
mi->MntType = FT_FILESYS;
|
|
mi->MntCount = cid;
|
|
|
|
if (sync_fib) {
|
|
if (aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof(struct aac_mntinfo))) {
|
|
device_printf(sc->aac_dev, "Error probing container %d\n", cid);
|
|
return (-1);
|
|
}
|
|
} else {
|
|
cm->cm_timestamp = time_uptime;
|
|
cm->cm_datalen = 0;
|
|
|
|
fib->Header.Size =
|
|
sizeof(struct aac_fib_header) + sizeof(struct aac_mntinfo);
|
|
fib->Header.XferState =
|
|
AAC_FIBSTATE_HOSTOWNED |
|
|
AAC_FIBSTATE_INITIALISED |
|
|
AAC_FIBSTATE_EMPTY |
|
|
AAC_FIBSTATE_FROMHOST |
|
|
AAC_FIBSTATE_REXPECTED |
|
|
AAC_FIBSTATE_NORM |
|
|
AAC_FIBSTATE_ASYNC |
|
|
AAC_FIBSTATE_FAST_RESPONSE;
|
|
fib->Header.Command = ContainerCommand;
|
|
if (aacraid_wait_command(cm) != 0) {
|
|
device_printf(sc->aac_dev, "Error probing container %d\n", cid);
|
|
aacraid_release_command(cm);
|
|
return (-1);
|
|
}
|
|
}
|
|
bcopy(&fib->data[0], mir, sizeof(struct aac_mntinforesp));
|
|
|
|
/* UID */
|
|
*uid = cid;
|
|
if (mir->MntTable[0].VolType != CT_NONE &&
|
|
!(mir->MntTable[0].ContentState & AAC_FSCS_HIDDEN)) {
|
|
if (!(sc->aac_support_opt2 & AAC_SUPPORTED_VARIABLE_BLOCK_SIZE)) {
|
|
mir->MntTable[0].ObjExtension.BlockDevice.BlockSize = 0x200;
|
|
mir->MntTable[0].ObjExtension.BlockDevice.bdLgclPhysMap = 0;
|
|
}
|
|
ccfg = (struct aac_cnt_config *)&fib->data[0];
|
|
bzero(ccfg, sizeof (*ccfg) - CT_PACKET_SIZE);
|
|
ccfg->Command = VM_ContainerConfig;
|
|
ccfg->CTCommand.command = CT_CID_TO_32BITS_UID;
|
|
ccfg->CTCommand.param[0] = cid;
|
|
|
|
if (sync_fib) {
|
|
rval = aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof(struct aac_cnt_config));
|
|
if (rval == 0 && ccfg->Command == ST_OK &&
|
|
ccfg->CTCommand.param[0] == CT_OK &&
|
|
mir->MntTable[0].VolType != CT_PASSTHRU)
|
|
*uid = ccfg->CTCommand.param[1];
|
|
} else {
|
|
fib->Header.Size =
|
|
sizeof(struct aac_fib_header) + sizeof(struct aac_cnt_config);
|
|
fib->Header.XferState =
|
|
AAC_FIBSTATE_HOSTOWNED |
|
|
AAC_FIBSTATE_INITIALISED |
|
|
AAC_FIBSTATE_EMPTY |
|
|
AAC_FIBSTATE_FROMHOST |
|
|
AAC_FIBSTATE_REXPECTED |
|
|
AAC_FIBSTATE_NORM |
|
|
AAC_FIBSTATE_ASYNC |
|
|
AAC_FIBSTATE_FAST_RESPONSE;
|
|
fib->Header.Command = ContainerCommand;
|
|
rval = aacraid_wait_command(cm);
|
|
if (rval == 0 && ccfg->Command == ST_OK &&
|
|
ccfg->CTCommand.param[0] == CT_OK &&
|
|
mir->MntTable[0].VolType != CT_PASSTHRU)
|
|
*uid = ccfg->CTCommand.param[1];
|
|
aacraid_release_command(cm);
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Create a device to represent a new container
|
|
*/
|
|
static void
|
|
aac_add_container(struct aac_softc *sc, struct aac_mntinforesp *mir, int f,
|
|
u_int32_t uid)
|
|
{
|
|
struct aac_container *co;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/*
|
|
* Check container volume type for validity. Note that many of
|
|
* the possible types may never show up.
|
|
*/
|
|
if ((mir->Status == ST_OK) && (mir->MntTable[0].VolType != CT_NONE)) {
|
|
co = (struct aac_container *)malloc(sizeof *co, M_AACRAIDBUF,
|
|
M_NOWAIT | M_ZERO);
|
|
if (co == NULL) {
|
|
panic("Out of memory?!");
|
|
}
|
|
|
|
co->co_found = f;
|
|
bcopy(&mir->MntTable[0], &co->co_mntobj,
|
|
sizeof(struct aac_mntobj));
|
|
co->co_uid = uid;
|
|
TAILQ_INSERT_TAIL(&sc->aac_container_tqh, co, co_link);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Allocate resources associated with (sc)
|
|
*/
|
|
static int
|
|
aac_alloc(struct aac_softc *sc)
|
|
{
|
|
bus_size_t maxsize;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/*
|
|
* Create DMA tag for mapping buffers into controller-addressable space.
|
|
*/
|
|
if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
|
|
1, 0, /* algnmnt, boundary */
|
|
(sc->flags & AAC_FLAGS_SG_64BIT) ?
|
|
BUS_SPACE_MAXADDR :
|
|
BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
|
|
BUS_SPACE_MAXADDR, /* highaddr */
|
|
NULL, NULL, /* filter, filterarg */
|
|
sc->aac_max_sectors << 9, /* maxsize */
|
|
sc->aac_sg_tablesize, /* nsegments */
|
|
BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
|
|
BUS_DMA_ALLOCNOW, /* flags */
|
|
busdma_lock_mutex, /* lockfunc */
|
|
&sc->aac_io_lock, /* lockfuncarg */
|
|
&sc->aac_buffer_dmat)) {
|
|
device_printf(sc->aac_dev, "can't allocate buffer DMA tag\n");
|
|
return (ENOMEM);
|
|
}
|
|
|
|
/*
|
|
* Create DMA tag for mapping FIBs into controller-addressable space..
|
|
*/
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE1)
|
|
maxsize = sc->aac_max_fibs_alloc * (sc->aac_max_fib_size +
|
|
sizeof(struct aac_fib_xporthdr) + 31);
|
|
else
|
|
maxsize = sc->aac_max_fibs_alloc * (sc->aac_max_fib_size + 31);
|
|
if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
|
|
1, 0, /* algnmnt, boundary */
|
|
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?
|
|
BUS_SPACE_MAXADDR_32BIT :
|
|
0x7fffffff, /* lowaddr */
|
|
BUS_SPACE_MAXADDR, /* highaddr */
|
|
NULL, NULL, /* filter, filterarg */
|
|
maxsize, /* maxsize */
|
|
1, /* nsegments */
|
|
maxsize, /* maxsize */
|
|
0, /* flags */
|
|
NULL, NULL, /* No locking needed */
|
|
&sc->aac_fib_dmat)) {
|
|
device_printf(sc->aac_dev, "can't allocate FIB DMA tag\n");
|
|
return (ENOMEM);
|
|
}
|
|
|
|
/*
|
|
* Create DMA tag for the common structure and allocate it.
|
|
*/
|
|
maxsize = sizeof(struct aac_common);
|
|
maxsize += sc->aac_max_fibs * sizeof(u_int32_t);
|
|
if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
|
|
1, 0, /* algnmnt, boundary */
|
|
(sc->flags & AAC_FLAGS_4GB_WINDOW) ?
|
|
BUS_SPACE_MAXADDR_32BIT :
|
|
0x7fffffff, /* lowaddr */
|
|
BUS_SPACE_MAXADDR, /* highaddr */
|
|
NULL, NULL, /* filter, filterarg */
|
|
maxsize, /* maxsize */
|
|
1, /* nsegments */
|
|
maxsize, /* maxsegsize */
|
|
0, /* flags */
|
|
NULL, NULL, /* No locking needed */
|
|
&sc->aac_common_dmat)) {
|
|
device_printf(sc->aac_dev,
|
|
"can't allocate common structure DMA tag\n");
|
|
return (ENOMEM);
|
|
}
|
|
if (bus_dmamem_alloc(sc->aac_common_dmat, (void **)&sc->aac_common,
|
|
BUS_DMA_NOWAIT, &sc->aac_common_dmamap)) {
|
|
device_printf(sc->aac_dev, "can't allocate common structure\n");
|
|
return (ENOMEM);
|
|
}
|
|
|
|
(void)bus_dmamap_load(sc->aac_common_dmat, sc->aac_common_dmamap,
|
|
sc->aac_common, maxsize,
|
|
aac_common_map, sc, 0);
|
|
bzero(sc->aac_common, maxsize);
|
|
|
|
/* Allocate some FIBs and associated command structs */
|
|
TAILQ_INIT(&sc->aac_fibmap_tqh);
|
|
sc->aac_commands = malloc(sc->aac_max_fibs * sizeof(struct aac_command),
|
|
M_AACRAIDBUF, M_WAITOK|M_ZERO);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
while (sc->total_fibs < sc->aac_max_fibs) {
|
|
if (aac_alloc_commands(sc) != 0)
|
|
break;
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
if (sc->total_fibs == 0)
|
|
return (ENOMEM);
|
|
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Free all of the resources associated with (sc)
|
|
*
|
|
* Should not be called if the controller is active.
|
|
*/
|
|
void
|
|
aacraid_free(struct aac_softc *sc)
|
|
{
|
|
int i;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/* remove the control device */
|
|
if (sc->aac_dev_t != NULL)
|
|
destroy_dev(sc->aac_dev_t);
|
|
|
|
/* throw away any FIB buffers, discard the FIB DMA tag */
|
|
aac_free_commands(sc);
|
|
if (sc->aac_fib_dmat)
|
|
bus_dma_tag_destroy(sc->aac_fib_dmat);
|
|
|
|
free(sc->aac_commands, M_AACRAIDBUF);
|
|
|
|
/* destroy the common area */
|
|
if (sc->aac_common) {
|
|
bus_dmamap_unload(sc->aac_common_dmat, sc->aac_common_dmamap);
|
|
bus_dmamem_free(sc->aac_common_dmat, sc->aac_common,
|
|
sc->aac_common_dmamap);
|
|
}
|
|
if (sc->aac_common_dmat)
|
|
bus_dma_tag_destroy(sc->aac_common_dmat);
|
|
|
|
/* disconnect the interrupt handler */
|
|
for (i = 0; i < AAC_MAX_MSIX; ++i) {
|
|
if (sc->aac_intr[i])
|
|
bus_teardown_intr(sc->aac_dev,
|
|
sc->aac_irq[i], sc->aac_intr[i]);
|
|
if (sc->aac_irq[i])
|
|
bus_release_resource(sc->aac_dev, SYS_RES_IRQ,
|
|
sc->aac_irq_rid[i], sc->aac_irq[i]);
|
|
else
|
|
break;
|
|
}
|
|
if (sc->msi_enabled)
|
|
pci_release_msi(sc->aac_dev);
|
|
|
|
/* destroy data-transfer DMA tag */
|
|
if (sc->aac_buffer_dmat)
|
|
bus_dma_tag_destroy(sc->aac_buffer_dmat);
|
|
|
|
/* destroy the parent DMA tag */
|
|
if (sc->aac_parent_dmat)
|
|
bus_dma_tag_destroy(sc->aac_parent_dmat);
|
|
|
|
/* release the register window mapping */
|
|
if (sc->aac_regs_res0 != NULL)
|
|
bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
|
|
sc->aac_regs_rid0, sc->aac_regs_res0);
|
|
if (sc->aac_regs_res1 != NULL)
|
|
bus_release_resource(sc->aac_dev, SYS_RES_MEMORY,
|
|
sc->aac_regs_rid1, sc->aac_regs_res1);
|
|
}
|
|
|
|
/*
|
|
* Disconnect from the controller completely, in preparation for unload.
|
|
*/
|
|
int
|
|
aacraid_detach(device_t dev)
|
|
{
|
|
struct aac_softc *sc;
|
|
struct aac_container *co;
|
|
struct aac_sim *sim;
|
|
int error;
|
|
|
|
sc = device_get_softc(dev);
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
#if __FreeBSD_version >= 800000
|
|
callout_drain(&sc->aac_daemontime);
|
|
#else
|
|
untimeout(aac_daemon, (void *)sc, sc->timeout_id);
|
|
#endif
|
|
/* Remove the child containers */
|
|
while ((co = TAILQ_FIRST(&sc->aac_container_tqh)) != NULL) {
|
|
TAILQ_REMOVE(&sc->aac_container_tqh, co, co_link);
|
|
free(co, M_AACRAIDBUF);
|
|
}
|
|
|
|
/* Remove the CAM SIMs */
|
|
while ((sim = TAILQ_FIRST(&sc->aac_sim_tqh)) != NULL) {
|
|
TAILQ_REMOVE(&sc->aac_sim_tqh, sim, sim_link);
|
|
error = device_delete_child(dev, sim->sim_dev);
|
|
if (error)
|
|
return (error);
|
|
free(sim, M_AACRAIDBUF);
|
|
}
|
|
|
|
if (sc->aifflags & AAC_AIFFLAGS_RUNNING) {
|
|
sc->aifflags |= AAC_AIFFLAGS_EXIT;
|
|
wakeup(sc->aifthread);
|
|
tsleep(sc->aac_dev, PUSER | PCATCH, "aac_dch", 30 * hz);
|
|
}
|
|
|
|
if (sc->aifflags & AAC_AIFFLAGS_RUNNING)
|
|
panic("Cannot shutdown AIF thread");
|
|
|
|
if ((error = aacraid_shutdown(dev)))
|
|
return(error);
|
|
|
|
EVENTHANDLER_DEREGISTER(shutdown_final, sc->eh);
|
|
|
|
aacraid_free(sc);
|
|
|
|
mtx_destroy(&sc->aac_io_lock);
|
|
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Bring the controller down to a dormant state and detach all child devices.
|
|
*
|
|
* This function is called before detach or system shutdown.
|
|
*
|
|
* Note that we can assume that the bioq on the controller is empty, as we won't
|
|
* allow shutdown if any device is open.
|
|
*/
|
|
int
|
|
aacraid_shutdown(device_t dev)
|
|
{
|
|
struct aac_softc *sc;
|
|
struct aac_fib *fib;
|
|
struct aac_close_command *cc;
|
|
|
|
sc = device_get_softc(dev);
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
sc->aac_state |= AAC_STATE_SUSPEND;
|
|
|
|
/*
|
|
* Send a Container shutdown followed by a HostShutdown FIB to the
|
|
* controller to convince it that we don't want to talk to it anymore.
|
|
* We've been closed and all I/O completed already
|
|
*/
|
|
device_printf(sc->aac_dev, "shutting down controller...");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aac_alloc_sync_fib(sc, &fib);
|
|
cc = (struct aac_close_command *)&fib->data[0];
|
|
|
|
bzero(cc, sizeof(struct aac_close_command));
|
|
cc->Command = VM_CloseAll;
|
|
cc->ContainerId = 0xfffffffe;
|
|
if (aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof(struct aac_close_command)))
|
|
printf("FAILED.\n");
|
|
else
|
|
printf("done\n");
|
|
|
|
AAC_ACCESS_DEVREG(sc, AAC_DISABLE_INTERRUPT);
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Bring the controller to a quiescent state, ready for system suspend.
|
|
*/
|
|
int
|
|
aacraid_suspend(device_t dev)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
sc->aac_state |= AAC_STATE_SUSPEND;
|
|
|
|
AAC_ACCESS_DEVREG(sc, AAC_DISABLE_INTERRUPT);
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Bring the controller back to a state ready for operation.
|
|
*/
|
|
int
|
|
aacraid_resume(device_t dev)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
sc->aac_state &= ~AAC_STATE_SUSPEND;
|
|
AAC_ACCESS_DEVREG(sc, AAC_ENABLE_INTERRUPT);
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Interrupt handler for NEW_COMM_TYPE1, NEW_COMM_TYPE2, NEW_COMM_TYPE34 interface.
|
|
*/
|
|
void
|
|
aacraid_new_intr_type1(void *arg)
|
|
{
|
|
struct aac_msix_ctx *ctx;
|
|
struct aac_softc *sc;
|
|
int vector_no;
|
|
struct aac_command *cm;
|
|
struct aac_fib *fib;
|
|
u_int32_t bellbits, bellbits_shifted, index, handle;
|
|
int isFastResponse, isAif, noMoreAif, mode;
|
|
|
|
ctx = (struct aac_msix_ctx *)arg;
|
|
sc = ctx->sc;
|
|
vector_no = ctx->vector_no;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_lock(&sc->aac_io_lock);
|
|
|
|
if (sc->msi_enabled) {
|
|
mode = AAC_INT_MODE_MSI;
|
|
if (vector_no == 0) {
|
|
bellbits = AAC_MEM0_GETREG4(sc, AAC_SRC_ODBR_MSI);
|
|
if (bellbits & 0x40000)
|
|
mode |= AAC_INT_MODE_AIF;
|
|
else if (bellbits & 0x1000)
|
|
mode |= AAC_INT_MODE_SYNC;
|
|
}
|
|
} else {
|
|
mode = AAC_INT_MODE_INTX;
|
|
bellbits = AAC_MEM0_GETREG4(sc, AAC_SRC_ODBR_R);
|
|
if (bellbits & AAC_DB_RESPONSE_SENT_NS) {
|
|
bellbits = AAC_DB_RESPONSE_SENT_NS;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_ODBR_C, bellbits);
|
|
} else {
|
|
bellbits_shifted = (bellbits >> AAC_SRC_ODR_SHIFT);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_ODBR_C, bellbits);
|
|
if (bellbits_shifted & AAC_DB_AIF_PENDING)
|
|
mode |= AAC_INT_MODE_AIF;
|
|
else if (bellbits_shifted & AAC_DB_SYNC_COMMAND)
|
|
mode |= AAC_INT_MODE_SYNC;
|
|
}
|
|
/* ODR readback, Prep #238630 */
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_ODBR_R);
|
|
}
|
|
|
|
if (mode & AAC_INT_MODE_SYNC) {
|
|
if (sc->aac_sync_cm) {
|
|
cm = sc->aac_sync_cm;
|
|
cm->cm_flags |= AAC_CMD_COMPLETED;
|
|
/* is there a completion handler? */
|
|
if (cm->cm_complete != NULL) {
|
|
cm->cm_complete(cm);
|
|
} else {
|
|
/* assume that someone is sleeping on this command */
|
|
wakeup(cm);
|
|
}
|
|
sc->flags &= ~AAC_QUEUE_FRZN;
|
|
sc->aac_sync_cm = NULL;
|
|
}
|
|
mode = 0;
|
|
}
|
|
|
|
if (mode & AAC_INT_MODE_AIF) {
|
|
if (mode & AAC_INT_MODE_INTX) {
|
|
aac_request_aif(sc);
|
|
mode = 0;
|
|
}
|
|
}
|
|
|
|
if (mode) {
|
|
/* handle async. status */
|
|
index = sc->aac_host_rrq_idx[vector_no];
|
|
for (;;) {
|
|
isFastResponse = isAif = noMoreAif = 0;
|
|
/* remove toggle bit (31) */
|
|
handle = (sc->aac_common->ac_host_rrq[index] & 0x7fffffff);
|
|
/* check fast response bit (30) */
|
|
if (handle & 0x40000000)
|
|
isFastResponse = 1;
|
|
/* check AIF bit (23) */
|
|
else if (handle & 0x00800000)
|
|
isAif = TRUE;
|
|
handle &= 0x0000ffff;
|
|
if (handle == 0)
|
|
break;
|
|
|
|
cm = sc->aac_commands + (handle - 1);
|
|
fib = cm->cm_fib;
|
|
sc->aac_rrq_outstanding[vector_no]--;
|
|
if (isAif) {
|
|
noMoreAif = (fib->Header.XferState & AAC_FIBSTATE_NOMOREAIF) ? 1:0;
|
|
if (!noMoreAif)
|
|
aac_handle_aif(sc, fib);
|
|
aac_remove_busy(cm);
|
|
aacraid_release_command(cm);
|
|
} else {
|
|
if (isFastResponse) {
|
|
fib->Header.XferState |= AAC_FIBSTATE_DONEADAP;
|
|
*((u_int32_t *)(fib->data)) = ST_OK;
|
|
cm->cm_flags |= AAC_CMD_FASTRESP;
|
|
}
|
|
aac_remove_busy(cm);
|
|
aac_unmap_command(cm);
|
|
cm->cm_flags |= AAC_CMD_COMPLETED;
|
|
|
|
/* is there a completion handler? */
|
|
if (cm->cm_complete != NULL) {
|
|
cm->cm_complete(cm);
|
|
} else {
|
|
/* assume that someone is sleeping on this command */
|
|
wakeup(cm);
|
|
}
|
|
sc->flags &= ~AAC_QUEUE_FRZN;
|
|
}
|
|
|
|
sc->aac_common->ac_host_rrq[index++] = 0;
|
|
if (index == (vector_no + 1) * sc->aac_vector_cap)
|
|
index = vector_no * sc->aac_vector_cap;
|
|
sc->aac_host_rrq_idx[vector_no] = index;
|
|
|
|
if ((isAif && !noMoreAif) || sc->aif_pending)
|
|
aac_request_aif(sc);
|
|
}
|
|
}
|
|
|
|
if (mode & AAC_INT_MODE_AIF) {
|
|
aac_request_aif(sc);
|
|
AAC_ACCESS_DEVREG(sc, AAC_CLEAR_AIF_BIT);
|
|
mode = 0;
|
|
}
|
|
|
|
/* see if we can start some more I/O */
|
|
if ((sc->flags & AAC_QUEUE_FRZN) == 0)
|
|
aacraid_startio(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
}
|
|
|
|
/*
|
|
* Handle notification of one or more FIBs coming from the controller.
|
|
*/
|
|
static void
|
|
aac_command_thread(struct aac_softc *sc)
|
|
{
|
|
int retval;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
sc->aifflags = AAC_AIFFLAGS_RUNNING;
|
|
|
|
while ((sc->aifflags & AAC_AIFFLAGS_EXIT) == 0) {
|
|
|
|
retval = 0;
|
|
if ((sc->aifflags & AAC_AIFFLAGS_PENDING) == 0)
|
|
retval = msleep(sc->aifthread, &sc->aac_io_lock, PRIBIO,
|
|
"aacraid_aifthd", AAC_PERIODIC_INTERVAL * hz);
|
|
|
|
/*
|
|
* First see if any FIBs need to be allocated. This needs
|
|
* to be called without the driver lock because contigmalloc
|
|
* will grab Giant, and would result in an LOR.
|
|
*/
|
|
if ((sc->aifflags & AAC_AIFFLAGS_ALLOCFIBS) != 0) {
|
|
aac_alloc_commands(sc);
|
|
sc->aifflags &= ~AAC_AIFFLAGS_ALLOCFIBS;
|
|
aacraid_startio(sc);
|
|
}
|
|
|
|
/*
|
|
* While we're here, check to see if any commands are stuck.
|
|
* This is pretty low-priority, so it's ok if it doesn't
|
|
* always fire.
|
|
*/
|
|
if (retval == EWOULDBLOCK)
|
|
aac_timeout(sc);
|
|
|
|
/* Check the hardware printf message buffer */
|
|
if (sc->aac_common->ac_printf[0] != 0)
|
|
aac_print_printf(sc);
|
|
}
|
|
sc->aifflags &= ~AAC_AIFFLAGS_RUNNING;
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
wakeup(sc->aac_dev);
|
|
|
|
aac_kthread_exit(0);
|
|
}
|
|
|
|
/*
|
|
* Submit a command to the controller, return when it completes.
|
|
* XXX This is very dangerous! If the card has gone out to lunch, we could
|
|
* be stuck here forever. At the same time, signals are not caught
|
|
* because there is a risk that a signal could wakeup the sleep before
|
|
* the card has a chance to complete the command. Since there is no way
|
|
* to cancel a command that is in progress, we can't protect against the
|
|
* card completing a command late and spamming the command and data
|
|
* memory. So, we are held hostage until the command completes.
|
|
*/
|
|
int
|
|
aacraid_wait_command(struct aac_command *cm)
|
|
{
|
|
struct aac_softc *sc;
|
|
int error;
|
|
|
|
sc = cm->cm_sc;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
/* Put the command on the ready queue and get things going */
|
|
aac_enqueue_ready(cm);
|
|
aacraid_startio(sc);
|
|
error = msleep(cm, &sc->aac_io_lock, PRIBIO, "aacraid_wait", 0);
|
|
return(error);
|
|
}
|
|
|
|
/*
|
|
*Command Buffer Management
|
|
*/
|
|
|
|
/*
|
|
* Allocate a command.
|
|
*/
|
|
int
|
|
aacraid_alloc_command(struct aac_softc *sc, struct aac_command **cmp)
|
|
{
|
|
struct aac_command *cm;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if ((cm = aac_dequeue_free(sc)) == NULL) {
|
|
if (sc->total_fibs < sc->aac_max_fibs) {
|
|
sc->aifflags |= AAC_AIFFLAGS_ALLOCFIBS;
|
|
wakeup(sc->aifthread);
|
|
}
|
|
return (EBUSY);
|
|
}
|
|
|
|
*cmp = cm;
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Release a command back to the freelist.
|
|
*/
|
|
void
|
|
aacraid_release_command(struct aac_command *cm)
|
|
{
|
|
struct aac_event *event;
|
|
struct aac_softc *sc;
|
|
|
|
sc = cm->cm_sc;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
/* (re)initialize the command/FIB */
|
|
cm->cm_sgtable = NULL;
|
|
cm->cm_flags = 0;
|
|
cm->cm_complete = NULL;
|
|
cm->cm_ccb = NULL;
|
|
cm->cm_passthr_dmat = 0;
|
|
cm->cm_fib->Header.XferState = AAC_FIBSTATE_EMPTY;
|
|
cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB;
|
|
cm->cm_fib->Header.Unused = 0;
|
|
cm->cm_fib->Header.SenderSize = cm->cm_sc->aac_max_fib_size;
|
|
|
|
/*
|
|
* These are duplicated in aac_start to cover the case where an
|
|
* intermediate stage may have destroyed them. They're left
|
|
* initialized here for debugging purposes only.
|
|
*/
|
|
cm->cm_fib->Header.u.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
|
|
cm->cm_fib->Header.Handle = 0;
|
|
|
|
aac_enqueue_free(cm);
|
|
|
|
/*
|
|
* Dequeue all events so that there's no risk of events getting
|
|
* stranded.
|
|
*/
|
|
while ((event = TAILQ_FIRST(&sc->aac_ev_cmfree)) != NULL) {
|
|
TAILQ_REMOVE(&sc->aac_ev_cmfree, event, ev_links);
|
|
event->ev_callback(sc, event, event->ev_arg);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Map helper for command/FIB allocation.
|
|
*/
|
|
static void
|
|
aac_map_command_helper(void *arg, bus_dma_segment_t *segs, int nseg, int error)
|
|
{
|
|
uint64_t *fibphys;
|
|
|
|
fibphys = (uint64_t *)arg;
|
|
|
|
*fibphys = segs[0].ds_addr;
|
|
}
|
|
|
|
/*
|
|
* Allocate and initialize commands/FIBs for this adapter.
|
|
*/
|
|
static int
|
|
aac_alloc_commands(struct aac_softc *sc)
|
|
{
|
|
struct aac_command *cm;
|
|
struct aac_fibmap *fm;
|
|
uint64_t fibphys;
|
|
int i, error;
|
|
u_int32_t maxsize;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
if (sc->total_fibs + sc->aac_max_fibs_alloc > sc->aac_max_fibs)
|
|
return (ENOMEM);
|
|
|
|
fm = malloc(sizeof(struct aac_fibmap), M_AACRAIDBUF, M_NOWAIT|M_ZERO);
|
|
if (fm == NULL)
|
|
return (ENOMEM);
|
|
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
/* allocate the FIBs in DMAable memory and load them */
|
|
if (bus_dmamem_alloc(sc->aac_fib_dmat, (void **)&fm->aac_fibs,
|
|
BUS_DMA_NOWAIT, &fm->aac_fibmap)) {
|
|
device_printf(sc->aac_dev,
|
|
"Not enough contiguous memory available.\n");
|
|
free(fm, M_AACRAIDBUF);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
return (ENOMEM);
|
|
}
|
|
|
|
maxsize = sc->aac_max_fib_size + 31;
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE1)
|
|
maxsize += sizeof(struct aac_fib_xporthdr);
|
|
/* Ignore errors since this doesn't bounce */
|
|
(void)bus_dmamap_load(sc->aac_fib_dmat, fm->aac_fibmap, fm->aac_fibs,
|
|
sc->aac_max_fibs_alloc * maxsize,
|
|
aac_map_command_helper, &fibphys, 0);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
|
|
/* initialize constant fields in the command structure */
|
|
bzero(fm->aac_fibs, sc->aac_max_fibs_alloc * maxsize);
|
|
for (i = 0; i < sc->aac_max_fibs_alloc; i++) {
|
|
cm = sc->aac_commands + sc->total_fibs;
|
|
fm->aac_commands = cm;
|
|
cm->cm_sc = sc;
|
|
cm->cm_fib = (struct aac_fib *)
|
|
((u_int8_t *)fm->aac_fibs + i * maxsize);
|
|
cm->cm_fibphys = fibphys + i * maxsize;
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE1) {
|
|
u_int64_t fibphys_aligned;
|
|
fibphys_aligned =
|
|
(cm->cm_fibphys + sizeof(struct aac_fib_xporthdr) + 31) & ~31;
|
|
cm->cm_fib = (struct aac_fib *)
|
|
((u_int8_t *)cm->cm_fib + (fibphys_aligned - cm->cm_fibphys));
|
|
cm->cm_fibphys = fibphys_aligned;
|
|
} else {
|
|
u_int64_t fibphys_aligned;
|
|
fibphys_aligned = (cm->cm_fibphys + 31) & ~31;
|
|
cm->cm_fib = (struct aac_fib *)
|
|
((u_int8_t *)cm->cm_fib + (fibphys_aligned - cm->cm_fibphys));
|
|
cm->cm_fibphys = fibphys_aligned;
|
|
}
|
|
cm->cm_index = sc->total_fibs;
|
|
|
|
if ((error = bus_dmamap_create(sc->aac_buffer_dmat, 0,
|
|
&cm->cm_datamap)) != 0)
|
|
break;
|
|
if (sc->aac_max_fibs <= 1 || sc->aac_max_fibs - sc->total_fibs > 1)
|
|
aacraid_release_command(cm);
|
|
sc->total_fibs++;
|
|
}
|
|
|
|
if (i > 0) {
|
|
TAILQ_INSERT_TAIL(&sc->aac_fibmap_tqh, fm, fm_link);
|
|
fwprintf(sc, HBA_FLAGS_DBG_COMM_B, "total_fibs= %d\n", sc->total_fibs);
|
|
return (0);
|
|
}
|
|
|
|
bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
|
|
bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
|
|
free(fm, M_AACRAIDBUF);
|
|
return (ENOMEM);
|
|
}
|
|
|
|
/*
|
|
* Free FIBs owned by this adapter.
|
|
*/
|
|
static void
|
|
aac_free_commands(struct aac_softc *sc)
|
|
{
|
|
struct aac_fibmap *fm;
|
|
struct aac_command *cm;
|
|
int i;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
while ((fm = TAILQ_FIRST(&sc->aac_fibmap_tqh)) != NULL) {
|
|
|
|
TAILQ_REMOVE(&sc->aac_fibmap_tqh, fm, fm_link);
|
|
/*
|
|
* We check against total_fibs to handle partially
|
|
* allocated blocks.
|
|
*/
|
|
for (i = 0; i < sc->aac_max_fibs_alloc && sc->total_fibs--; i++) {
|
|
cm = fm->aac_commands + i;
|
|
bus_dmamap_destroy(sc->aac_buffer_dmat, cm->cm_datamap);
|
|
}
|
|
bus_dmamap_unload(sc->aac_fib_dmat, fm->aac_fibmap);
|
|
bus_dmamem_free(sc->aac_fib_dmat, fm->aac_fibs, fm->aac_fibmap);
|
|
free(fm, M_AACRAIDBUF);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Command-mapping helper function - populate this command's s/g table.
|
|
*/
|
|
void
|
|
aacraid_map_command_sg(void *arg, bus_dma_segment_t *segs, int nseg, int error)
|
|
{
|
|
struct aac_softc *sc;
|
|
struct aac_command *cm;
|
|
struct aac_fib *fib;
|
|
int i;
|
|
|
|
cm = (struct aac_command *)arg;
|
|
sc = cm->cm_sc;
|
|
fib = cm->cm_fib;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "nseg %d", nseg);
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
/* copy into the FIB */
|
|
if (cm->cm_sgtable != NULL) {
|
|
if (fib->Header.Command == RawIo2) {
|
|
struct aac_raw_io2 *raw;
|
|
struct aac_sge_ieee1212 *sg;
|
|
u_int32_t min_size = PAGE_SIZE, cur_size;
|
|
int conformable = TRUE;
|
|
|
|
raw = (struct aac_raw_io2 *)&fib->data[0];
|
|
sg = (struct aac_sge_ieee1212 *)cm->cm_sgtable;
|
|
raw->sgeCnt = nseg;
|
|
|
|
for (i = 0; i < nseg; i++) {
|
|
cur_size = segs[i].ds_len;
|
|
sg[i].addrHigh = 0;
|
|
*(bus_addr_t *)&sg[i].addrLow = segs[i].ds_addr;
|
|
sg[i].length = cur_size;
|
|
sg[i].flags = 0;
|
|
if (i == 0) {
|
|
raw->sgeFirstSize = cur_size;
|
|
} else if (i == 1) {
|
|
raw->sgeNominalSize = cur_size;
|
|
min_size = cur_size;
|
|
} else if ((i+1) < nseg &&
|
|
cur_size != raw->sgeNominalSize) {
|
|
conformable = FALSE;
|
|
if (cur_size < min_size)
|
|
min_size = cur_size;
|
|
}
|
|
}
|
|
|
|
/* not conformable: evaluate required sg elements */
|
|
if (!conformable) {
|
|
int j, err_found, nseg_new = nseg;
|
|
for (i = min_size / PAGE_SIZE; i >= 1; --i) {
|
|
err_found = FALSE;
|
|
nseg_new = 2;
|
|
for (j = 1; j < nseg - 1; ++j) {
|
|
if (sg[j].length % (i*PAGE_SIZE)) {
|
|
err_found = TRUE;
|
|
break;
|
|
}
|
|
nseg_new += (sg[j].length / (i*PAGE_SIZE));
|
|
}
|
|
if (!err_found)
|
|
break;
|
|
}
|
|
if (i>0 && nseg_new<=sc->aac_sg_tablesize &&
|
|
!(sc->hint_flags & 4))
|
|
nseg = aac_convert_sgraw2(sc,
|
|
raw, i, nseg, nseg_new);
|
|
} else {
|
|
raw->flags |= RIO2_SGL_CONFORMANT;
|
|
}
|
|
|
|
/* update the FIB size for the s/g count */
|
|
fib->Header.Size += nseg *
|
|
sizeof(struct aac_sge_ieee1212);
|
|
|
|
} else if (fib->Header.Command == RawIo) {
|
|
struct aac_sg_tableraw *sg;
|
|
sg = (struct aac_sg_tableraw *)cm->cm_sgtable;
|
|
sg->SgCount = nseg;
|
|
for (i = 0; i < nseg; i++) {
|
|
sg->SgEntryRaw[i].SgAddress = segs[i].ds_addr;
|
|
sg->SgEntryRaw[i].SgByteCount = segs[i].ds_len;
|
|
sg->SgEntryRaw[i].Next = 0;
|
|
sg->SgEntryRaw[i].Prev = 0;
|
|
sg->SgEntryRaw[i].Flags = 0;
|
|
}
|
|
/* update the FIB size for the s/g count */
|
|
fib->Header.Size += nseg*sizeof(struct aac_sg_entryraw);
|
|
} else if ((cm->cm_sc->flags & AAC_FLAGS_SG_64BIT) == 0) {
|
|
struct aac_sg_table *sg;
|
|
sg = cm->cm_sgtable;
|
|
sg->SgCount = nseg;
|
|
for (i = 0; i < nseg; i++) {
|
|
sg->SgEntry[i].SgAddress = segs[i].ds_addr;
|
|
sg->SgEntry[i].SgByteCount = segs[i].ds_len;
|
|
}
|
|
/* update the FIB size for the s/g count */
|
|
fib->Header.Size += nseg*sizeof(struct aac_sg_entry);
|
|
} else {
|
|
struct aac_sg_table64 *sg;
|
|
sg = (struct aac_sg_table64 *)cm->cm_sgtable;
|
|
sg->SgCount = nseg;
|
|
for (i = 0; i < nseg; i++) {
|
|
sg->SgEntry64[i].SgAddress = segs[i].ds_addr;
|
|
sg->SgEntry64[i].SgByteCount = segs[i].ds_len;
|
|
}
|
|
/* update the FIB size for the s/g count */
|
|
fib->Header.Size += nseg*sizeof(struct aac_sg_entry64);
|
|
}
|
|
}
|
|
|
|
/* Fix up the address values in the FIB. Use the command array index
|
|
* instead of a pointer since these fields are only 32 bits. Shift
|
|
* the SenderFibAddress over to make room for the fast response bit
|
|
* and for the AIF bit
|
|
*/
|
|
cm->cm_fib->Header.SenderFibAddress = (cm->cm_index << 2);
|
|
cm->cm_fib->Header.u.ReceiverFibAddress = (u_int32_t)cm->cm_fibphys;
|
|
|
|
/* save a pointer to the command for speedy reverse-lookup */
|
|
cm->cm_fib->Header.Handle += cm->cm_index + 1;
|
|
|
|
if (cm->cm_passthr_dmat == 0) {
|
|
if (cm->cm_flags & AAC_CMD_DATAIN)
|
|
bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_PREREAD);
|
|
if (cm->cm_flags & AAC_CMD_DATAOUT)
|
|
bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_PREWRITE);
|
|
}
|
|
|
|
cm->cm_flags |= AAC_CMD_MAPPED;
|
|
|
|
if (sc->flags & AAC_FLAGS_SYNC_MODE) {
|
|
u_int32_t wait = 0;
|
|
aacraid_sync_command(sc, AAC_MONKER_SYNCFIB, cm->cm_fibphys, 0, 0, 0, &wait, NULL);
|
|
} else if (cm->cm_flags & AAC_CMD_WAIT) {
|
|
aacraid_sync_command(sc, AAC_MONKER_SYNCFIB, cm->cm_fibphys, 0, 0, 0, NULL, NULL);
|
|
} else {
|
|
int count = 10000000L;
|
|
while (AAC_SEND_COMMAND(sc, cm) != 0) {
|
|
if (--count == 0) {
|
|
aac_unmap_command(cm);
|
|
sc->flags |= AAC_QUEUE_FRZN;
|
|
aac_requeue_ready(cm);
|
|
}
|
|
DELAY(5); /* wait 5 usec. */
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static int
|
|
aac_convert_sgraw2(struct aac_softc *sc, struct aac_raw_io2 *raw,
|
|
int pages, int nseg, int nseg_new)
|
|
{
|
|
struct aac_sge_ieee1212 *sge;
|
|
int i, j, pos;
|
|
u_int32_t addr_low;
|
|
|
|
sge = malloc(nseg_new * sizeof(struct aac_sge_ieee1212),
|
|
M_AACRAIDBUF, M_NOWAIT|M_ZERO);
|
|
if (sge == NULL)
|
|
return nseg;
|
|
|
|
for (i = 1, pos = 1; i < nseg - 1; ++i) {
|
|
for (j = 0; j < raw->sge[i].length / (pages*PAGE_SIZE); ++j) {
|
|
addr_low = raw->sge[i].addrLow + j * pages * PAGE_SIZE;
|
|
sge[pos].addrLow = addr_low;
|
|
sge[pos].addrHigh = raw->sge[i].addrHigh;
|
|
if (addr_low < raw->sge[i].addrLow)
|
|
sge[pos].addrHigh++;
|
|
sge[pos].length = pages * PAGE_SIZE;
|
|
sge[pos].flags = 0;
|
|
pos++;
|
|
}
|
|
}
|
|
sge[pos] = raw->sge[nseg-1];
|
|
for (i = 1; i < nseg_new; ++i)
|
|
raw->sge[i] = sge[i];
|
|
|
|
free(sge, M_AACRAIDBUF);
|
|
raw->sgeCnt = nseg_new;
|
|
raw->flags |= RIO2_SGL_CONFORMANT;
|
|
raw->sgeNominalSize = pages * PAGE_SIZE;
|
|
return nseg_new;
|
|
}
|
|
|
|
|
|
/*
|
|
* Unmap a command from controller-visible space.
|
|
*/
|
|
static void
|
|
aac_unmap_command(struct aac_command *cm)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = cm->cm_sc;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if (!(cm->cm_flags & AAC_CMD_MAPPED))
|
|
return;
|
|
|
|
if (cm->cm_datalen != 0 && cm->cm_passthr_dmat == 0) {
|
|
if (cm->cm_flags & AAC_CMD_DATAIN)
|
|
bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_POSTREAD);
|
|
if (cm->cm_flags & AAC_CMD_DATAOUT)
|
|
bus_dmamap_sync(sc->aac_buffer_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_POSTWRITE);
|
|
|
|
bus_dmamap_unload(sc->aac_buffer_dmat, cm->cm_datamap);
|
|
}
|
|
cm->cm_flags &= ~AAC_CMD_MAPPED;
|
|
}
|
|
|
|
/*
|
|
* Hardware Interface
|
|
*/
|
|
|
|
/*
|
|
* Initialize the adapter.
|
|
*/
|
|
static void
|
|
aac_common_map(void *arg, bus_dma_segment_t *segs, int nseg, int error)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = (struct aac_softc *)arg;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
sc->aac_common_busaddr = segs[0].ds_addr;
|
|
}
|
|
|
|
static int
|
|
aac_check_firmware(struct aac_softc *sc)
|
|
{
|
|
u_int32_t code, major, minor, maxsize;
|
|
u_int32_t options = 0, atu_size = 0, status, waitCount;
|
|
time_t then;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/* check if flash update is running */
|
|
if (AAC_GET_FWSTATUS(sc) & AAC_FLASH_UPD_PENDING) {
|
|
then = time_uptime;
|
|
do {
|
|
code = AAC_GET_FWSTATUS(sc);
|
|
if (time_uptime > (then + AAC_FWUPD_TIMEOUT)) {
|
|
device_printf(sc->aac_dev,
|
|
"FATAL: controller not coming ready, "
|
|
"status %x\n", code);
|
|
return(ENXIO);
|
|
}
|
|
} while (!(code & AAC_FLASH_UPD_SUCCESS) && !(code & AAC_FLASH_UPD_FAILED));
|
|
/*
|
|
* Delay 10 seconds. Because right now FW is doing a soft reset,
|
|
* do not read scratch pad register at this time
|
|
*/
|
|
waitCount = 10 * 10000;
|
|
while (waitCount) {
|
|
DELAY(100); /* delay 100 microseconds */
|
|
waitCount--;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Wait for the adapter to come ready.
|
|
*/
|
|
then = time_uptime;
|
|
do {
|
|
code = AAC_GET_FWSTATUS(sc);
|
|
if (time_uptime > (then + AAC_BOOT_TIMEOUT)) {
|
|
device_printf(sc->aac_dev,
|
|
"FATAL: controller not coming ready, "
|
|
"status %x\n", code);
|
|
return(ENXIO);
|
|
}
|
|
} while (!(code & AAC_UP_AND_RUNNING) || code == 0xffffffff);
|
|
|
|
/*
|
|
* Retrieve the firmware version numbers. Dell PERC2/QC cards with
|
|
* firmware version 1.x are not compatible with this driver.
|
|
*/
|
|
if (sc->flags & AAC_FLAGS_PERC2QC) {
|
|
if (aacraid_sync_command(sc, AAC_MONKER_GETKERNVER, 0, 0, 0, 0,
|
|
NULL, NULL)) {
|
|
device_printf(sc->aac_dev,
|
|
"Error reading firmware version\n");
|
|
return (EIO);
|
|
}
|
|
|
|
/* These numbers are stored as ASCII! */
|
|
major = (AAC_GET_MAILBOX(sc, 1) & 0xff) - 0x30;
|
|
minor = (AAC_GET_MAILBOX(sc, 2) & 0xff) - 0x30;
|
|
if (major == 1) {
|
|
device_printf(sc->aac_dev,
|
|
"Firmware version %d.%d is not supported.\n",
|
|
major, minor);
|
|
return (EINVAL);
|
|
}
|
|
}
|
|
/*
|
|
* Retrieve the capabilities/supported options word so we know what
|
|
* work-arounds to enable. Some firmware revs don't support this
|
|
* command.
|
|
*/
|
|
if (aacraid_sync_command(sc, AAC_MONKER_GETINFO, 0, 0, 0, 0, &status, NULL)) {
|
|
if (status != AAC_SRB_STS_INVALID_REQUEST) {
|
|
device_printf(sc->aac_dev,
|
|
"RequestAdapterInfo failed\n");
|
|
return (EIO);
|
|
}
|
|
} else {
|
|
options = AAC_GET_MAILBOX(sc, 1);
|
|
atu_size = AAC_GET_MAILBOX(sc, 2);
|
|
sc->supported_options = options;
|
|
|
|
if ((options & AAC_SUPPORTED_4GB_WINDOW) != 0 &&
|
|
(sc->flags & AAC_FLAGS_NO4GB) == 0)
|
|
sc->flags |= AAC_FLAGS_4GB_WINDOW;
|
|
if (options & AAC_SUPPORTED_NONDASD)
|
|
sc->flags |= AAC_FLAGS_ENABLE_CAM;
|
|
if ((options & AAC_SUPPORTED_SGMAP_HOST64) != 0
|
|
&& (sizeof(bus_addr_t) > 4)
|
|
&& (sc->hint_flags & 0x1)) {
|
|
device_printf(sc->aac_dev,
|
|
"Enabling 64-bit address support\n");
|
|
sc->flags |= AAC_FLAGS_SG_64BIT;
|
|
}
|
|
if (sc->aac_if.aif_send_command) {
|
|
if ((options & AAC_SUPPORTED_NEW_COMM_TYPE3) ||
|
|
(options & AAC_SUPPORTED_NEW_COMM_TYPE4))
|
|
sc->flags |= AAC_FLAGS_NEW_COMM | AAC_FLAGS_NEW_COMM_TYPE34;
|
|
else if (options & AAC_SUPPORTED_NEW_COMM_TYPE1)
|
|
sc->flags |= AAC_FLAGS_NEW_COMM | AAC_FLAGS_NEW_COMM_TYPE1;
|
|
else if (options & AAC_SUPPORTED_NEW_COMM_TYPE2)
|
|
sc->flags |= AAC_FLAGS_NEW_COMM | AAC_FLAGS_NEW_COMM_TYPE2;
|
|
}
|
|
if (options & AAC_SUPPORTED_64BIT_ARRAYSIZE)
|
|
sc->flags |= AAC_FLAGS_ARRAY_64BIT;
|
|
}
|
|
|
|
if (!(sc->flags & AAC_FLAGS_NEW_COMM)) {
|
|
device_printf(sc->aac_dev, "Communication interface not supported!\n");
|
|
return (ENXIO);
|
|
}
|
|
|
|
if (sc->hint_flags & 2) {
|
|
device_printf(sc->aac_dev,
|
|
"Sync. mode enforced by driver parameter. This will cause a significant performance decrease!\n");
|
|
sc->flags |= AAC_FLAGS_SYNC_MODE;
|
|
} else if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE34) {
|
|
device_printf(sc->aac_dev,
|
|
"Async. mode not supported by current driver, sync. mode enforced.\nPlease update driver to get full performance.\n");
|
|
sc->flags |= AAC_FLAGS_SYNC_MODE;
|
|
}
|
|
|
|
/* Check for broken hardware that does a lower number of commands */
|
|
sc->aac_max_fibs = (sc->flags & AAC_FLAGS_256FIBS ? 256:512);
|
|
|
|
/* Remap mem. resource, if required */
|
|
if (atu_size > rman_get_size(sc->aac_regs_res0)) {
|
|
bus_release_resource(
|
|
sc->aac_dev, SYS_RES_MEMORY,
|
|
sc->aac_regs_rid0, sc->aac_regs_res0);
|
|
sc->aac_regs_res0 = bus_alloc_resource(
|
|
sc->aac_dev, SYS_RES_MEMORY, &sc->aac_regs_rid0,
|
|
0ul, ~0ul, atu_size, RF_ACTIVE);
|
|
if (sc->aac_regs_res0 == NULL) {
|
|
sc->aac_regs_res0 = bus_alloc_resource_any(
|
|
sc->aac_dev, SYS_RES_MEMORY,
|
|
&sc->aac_regs_rid0, RF_ACTIVE);
|
|
if (sc->aac_regs_res0 == NULL) {
|
|
device_printf(sc->aac_dev,
|
|
"couldn't allocate register window\n");
|
|
return (ENXIO);
|
|
}
|
|
}
|
|
sc->aac_btag0 = rman_get_bustag(sc->aac_regs_res0);
|
|
sc->aac_bhandle0 = rman_get_bushandle(sc->aac_regs_res0);
|
|
}
|
|
|
|
/* Read preferred settings */
|
|
sc->aac_max_fib_size = sizeof(struct aac_fib);
|
|
sc->aac_max_sectors = 128; /* 64KB */
|
|
sc->aac_max_aif = 1;
|
|
if (sc->flags & AAC_FLAGS_SG_64BIT)
|
|
sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
|
|
- sizeof(struct aac_blockwrite64))
|
|
/ sizeof(struct aac_sg_entry64);
|
|
else
|
|
sc->aac_sg_tablesize = (AAC_FIB_DATASIZE
|
|
- sizeof(struct aac_blockwrite))
|
|
/ sizeof(struct aac_sg_entry);
|
|
|
|
if (!aacraid_sync_command(sc, AAC_MONKER_GETCOMMPREF, 0, 0, 0, 0, NULL, NULL)) {
|
|
options = AAC_GET_MAILBOX(sc, 1);
|
|
sc->aac_max_fib_size = (options & 0xFFFF);
|
|
sc->aac_max_sectors = (options >> 16) << 1;
|
|
options = AAC_GET_MAILBOX(sc, 2);
|
|
sc->aac_sg_tablesize = (options >> 16);
|
|
options = AAC_GET_MAILBOX(sc, 3);
|
|
sc->aac_max_fibs = ((options >> 16) & 0xFFFF);
|
|
if (sc->aac_max_fibs == 0 || sc->aac_hwif != AAC_HWIF_SRCV)
|
|
sc->aac_max_fibs = (options & 0xFFFF);
|
|
options = AAC_GET_MAILBOX(sc, 4);
|
|
sc->aac_max_aif = (options & 0xFFFF);
|
|
options = AAC_GET_MAILBOX(sc, 5);
|
|
sc->aac_max_msix =(sc->flags & AAC_FLAGS_NEW_COMM_TYPE2) ? options : 0;
|
|
}
|
|
|
|
maxsize = sc->aac_max_fib_size + 31;
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE1)
|
|
maxsize += sizeof(struct aac_fib_xporthdr);
|
|
if (maxsize > PAGE_SIZE) {
|
|
sc->aac_max_fib_size -= (maxsize - PAGE_SIZE);
|
|
maxsize = PAGE_SIZE;
|
|
}
|
|
sc->aac_max_fibs_alloc = PAGE_SIZE / maxsize;
|
|
|
|
if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
|
|
sc->flags |= AAC_FLAGS_RAW_IO;
|
|
device_printf(sc->aac_dev, "Enable Raw I/O\n");
|
|
}
|
|
if ((sc->flags & AAC_FLAGS_RAW_IO) &&
|
|
(sc->flags & AAC_FLAGS_ARRAY_64BIT)) {
|
|
sc->flags |= AAC_FLAGS_LBA_64BIT;
|
|
device_printf(sc->aac_dev, "Enable 64-bit array\n");
|
|
}
|
|
|
|
#ifdef AACRAID_DEBUG
|
|
aacraid_get_fw_debug_buffer(sc);
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
aac_init(struct aac_softc *sc)
|
|
{
|
|
struct aac_adapter_init *ip;
|
|
int i, error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/* reset rrq index */
|
|
sc->aac_fibs_pushed_no = 0;
|
|
for (i = 0; i < sc->aac_max_msix; i++)
|
|
sc->aac_host_rrq_idx[i] = i * sc->aac_vector_cap;
|
|
|
|
/*
|
|
* Fill in the init structure. This tells the adapter about the
|
|
* physical location of various important shared data structures.
|
|
*/
|
|
ip = &sc->aac_common->ac_init;
|
|
ip->InitStructRevision = AAC_INIT_STRUCT_REVISION;
|
|
if (sc->aac_max_fib_size > sizeof(struct aac_fib)) {
|
|
ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_4;
|
|
sc->flags |= AAC_FLAGS_RAW_IO;
|
|
}
|
|
ip->NoOfMSIXVectors = sc->aac_max_msix;
|
|
|
|
ip->AdapterFibsPhysicalAddress = sc->aac_common_busaddr +
|
|
offsetof(struct aac_common, ac_fibs);
|
|
ip->AdapterFibsVirtualAddress = 0;
|
|
ip->AdapterFibsSize = AAC_ADAPTER_FIBS * sizeof(struct aac_fib);
|
|
ip->AdapterFibAlign = sizeof(struct aac_fib);
|
|
|
|
ip->PrintfBufferAddress = sc->aac_common_busaddr +
|
|
offsetof(struct aac_common, ac_printf);
|
|
ip->PrintfBufferSize = AAC_PRINTF_BUFSIZE;
|
|
|
|
/*
|
|
* The adapter assumes that pages are 4K in size, except on some
|
|
* broken firmware versions that do the page->byte conversion twice,
|
|
* therefore 'assuming' that this value is in 16MB units (2^24).
|
|
* Round up since the granularity is so high.
|
|
*/
|
|
ip->HostPhysMemPages = ctob(physmem) / AAC_PAGE_SIZE;
|
|
if (sc->flags & AAC_FLAGS_BROKEN_MEMMAP) {
|
|
ip->HostPhysMemPages =
|
|
(ip->HostPhysMemPages + AAC_PAGE_SIZE) / AAC_PAGE_SIZE;
|
|
}
|
|
ip->HostElapsedSeconds = time_uptime; /* reset later if invalid */
|
|
|
|
ip->InitFlags = AAC_INITFLAGS_NEW_COMM_SUPPORTED;
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE1) {
|
|
ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_6;
|
|
ip->InitFlags |= (AAC_INITFLAGS_NEW_COMM_TYPE1_SUPPORTED |
|
|
AAC_INITFLAGS_FAST_JBOD_SUPPORTED);
|
|
device_printf(sc->aac_dev, "New comm. interface type1 enabled\n");
|
|
} else if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE2) {
|
|
ip->InitStructRevision = AAC_INIT_STRUCT_REVISION_7;
|
|
ip->InitFlags |= (AAC_INITFLAGS_NEW_COMM_TYPE2_SUPPORTED |
|
|
AAC_INITFLAGS_FAST_JBOD_SUPPORTED);
|
|
device_printf(sc->aac_dev, "New comm. interface type2 enabled\n");
|
|
}
|
|
ip->MaxNumAif = sc->aac_max_aif;
|
|
ip->HostRRQ_AddrLow =
|
|
sc->aac_common_busaddr + offsetof(struct aac_common, ac_host_rrq);
|
|
/* always 32-bit address */
|
|
ip->HostRRQ_AddrHigh = 0;
|
|
|
|
if (sc->aac_support_opt2 & AAC_SUPPORTED_POWER_MANAGEMENT) {
|
|
ip->InitFlags |= AAC_INITFLAGS_DRIVER_SUPPORTS_PM;
|
|
ip->InitFlags |= AAC_INITFLAGS_DRIVER_USES_UTC_TIME;
|
|
device_printf(sc->aac_dev, "Power Management enabled\n");
|
|
}
|
|
|
|
ip->MaxIoCommands = sc->aac_max_fibs;
|
|
ip->MaxIoSize = sc->aac_max_sectors << 9;
|
|
ip->MaxFibSize = sc->aac_max_fib_size;
|
|
|
|
/*
|
|
* Do controller-type-specific initialisation
|
|
*/
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_ODBR_C, ~0);
|
|
|
|
/*
|
|
* Give the init structure to the controller.
|
|
*/
|
|
if (aacraid_sync_command(sc, AAC_MONKER_INITSTRUCT,
|
|
sc->aac_common_busaddr +
|
|
offsetof(struct aac_common, ac_init), 0, 0, 0,
|
|
NULL, NULL)) {
|
|
device_printf(sc->aac_dev,
|
|
"error establishing init structure\n");
|
|
error = EIO;
|
|
goto out;
|
|
}
|
|
|
|
/*
|
|
* Check configuration issues
|
|
*/
|
|
if ((error = aac_check_config(sc)) != 0)
|
|
goto out;
|
|
|
|
error = 0;
|
|
out:
|
|
return(error);
|
|
}
|
|
|
|
static void
|
|
aac_define_int_mode(struct aac_softc *sc)
|
|
{
|
|
device_t dev;
|
|
int cap, msi_count, error = 0;
|
|
uint32_t val;
|
|
|
|
dev = sc->aac_dev;
|
|
|
|
/* max. vectors from AAC_MONKER_GETCOMMPREF */
|
|
if (sc->aac_max_msix == 0) {
|
|
sc->aac_max_msix = 1;
|
|
sc->aac_vector_cap = sc->aac_max_fibs;
|
|
return;
|
|
}
|
|
|
|
/* OS capability */
|
|
msi_count = pci_msix_count(dev);
|
|
if (msi_count > AAC_MAX_MSIX)
|
|
msi_count = AAC_MAX_MSIX;
|
|
if (msi_count > sc->aac_max_msix)
|
|
msi_count = sc->aac_max_msix;
|
|
if (msi_count == 0 || (error = pci_alloc_msix(dev, &msi_count)) != 0) {
|
|
device_printf(dev, "alloc msix failed - msi_count=%d, err=%d; "
|
|
"will try MSI\n", msi_count, error);
|
|
pci_release_msi(dev);
|
|
} else {
|
|
sc->msi_enabled = TRUE;
|
|
device_printf(dev, "using MSI-X interrupts (%u vectors)\n",
|
|
msi_count);
|
|
}
|
|
|
|
if (!sc->msi_enabled) {
|
|
msi_count = 1;
|
|
if ((error = pci_alloc_msi(dev, &msi_count)) != 0) {
|
|
device_printf(dev, "alloc msi failed - err=%d; "
|
|
"will use INTx\n", error);
|
|
pci_release_msi(dev);
|
|
} else {
|
|
sc->msi_enabled = TRUE;
|
|
device_printf(dev, "using MSI interrupts\n");
|
|
}
|
|
}
|
|
|
|
if (sc->msi_enabled) {
|
|
/* now read controller capability from PCI config. space */
|
|
cap = aac_find_pci_capability(sc, PCIY_MSIX);
|
|
val = (cap != 0 ? pci_read_config(dev, cap + 2, 2) : 0);
|
|
if (!(val & AAC_PCI_MSI_ENABLE)) {
|
|
pci_release_msi(dev);
|
|
sc->msi_enabled = FALSE;
|
|
}
|
|
}
|
|
|
|
if (!sc->msi_enabled) {
|
|
device_printf(dev, "using legacy interrupts\n");
|
|
sc->aac_max_msix = 1;
|
|
} else {
|
|
AAC_ACCESS_DEVREG(sc, AAC_ENABLE_MSIX);
|
|
if (sc->aac_max_msix > msi_count)
|
|
sc->aac_max_msix = msi_count;
|
|
}
|
|
sc->aac_vector_cap = sc->aac_max_fibs / sc->aac_max_msix;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_DEBUG_B, "msi_enabled %d vector_cap %d max_fibs %d max_msix %d",
|
|
sc->msi_enabled,sc->aac_vector_cap, sc->aac_max_fibs, sc->aac_max_msix);
|
|
}
|
|
|
|
static int
|
|
aac_find_pci_capability(struct aac_softc *sc, int cap)
|
|
{
|
|
device_t dev;
|
|
uint32_t status;
|
|
uint8_t ptr;
|
|
|
|
dev = sc->aac_dev;
|
|
|
|
status = pci_read_config(dev, PCIR_STATUS, 2);
|
|
if (!(status & PCIM_STATUS_CAPPRESENT))
|
|
return (0);
|
|
|
|
status = pci_read_config(dev, PCIR_HDRTYPE, 1);
|
|
switch (status & PCIM_HDRTYPE) {
|
|
case 0:
|
|
case 1:
|
|
ptr = PCIR_CAP_PTR;
|
|
break;
|
|
case 2:
|
|
ptr = PCIR_CAP_PTR_2;
|
|
break;
|
|
default:
|
|
return (0);
|
|
break;
|
|
}
|
|
ptr = pci_read_config(dev, ptr, 1);
|
|
|
|
while (ptr != 0) {
|
|
int next, val;
|
|
next = pci_read_config(dev, ptr + PCICAP_NEXTPTR, 1);
|
|
val = pci_read_config(dev, ptr + PCICAP_ID, 1);
|
|
if (val == cap)
|
|
return (ptr);
|
|
ptr = next;
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
aac_setup_intr(struct aac_softc *sc)
|
|
{
|
|
int i, msi_count, rid;
|
|
struct resource *res;
|
|
void *tag;
|
|
|
|
msi_count = sc->aac_max_msix;
|
|
rid = (sc->msi_enabled ? 1:0);
|
|
|
|
for (i = 0; i < msi_count; i++, rid++) {
|
|
if ((res = bus_alloc_resource_any(sc->aac_dev,SYS_RES_IRQ, &rid,
|
|
RF_SHAREABLE | RF_ACTIVE)) == NULL) {
|
|
device_printf(sc->aac_dev,"can't allocate interrupt\n");
|
|
return (EINVAL);
|
|
}
|
|
sc->aac_irq_rid[i] = rid;
|
|
sc->aac_irq[i] = res;
|
|
if (aac_bus_setup_intr(sc->aac_dev, res,
|
|
INTR_MPSAFE | INTR_TYPE_BIO, NULL,
|
|
aacraid_new_intr_type1, &sc->aac_msix[i], &tag)) {
|
|
device_printf(sc->aac_dev, "can't set up interrupt\n");
|
|
return (EINVAL);
|
|
}
|
|
sc->aac_msix[i].vector_no = i;
|
|
sc->aac_msix[i].sc = sc;
|
|
sc->aac_intr[i] = tag;
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
aac_check_config(struct aac_softc *sc)
|
|
{
|
|
struct aac_fib *fib;
|
|
struct aac_cnt_config *ccfg;
|
|
struct aac_cf_status_hdr *cf_shdr;
|
|
int rval;
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aac_alloc_sync_fib(sc, &fib);
|
|
|
|
ccfg = (struct aac_cnt_config *)&fib->data[0];
|
|
bzero(ccfg, sizeof (*ccfg) - CT_PACKET_SIZE);
|
|
ccfg->Command = VM_ContainerConfig;
|
|
ccfg->CTCommand.command = CT_GET_CONFIG_STATUS;
|
|
ccfg->CTCommand.param[CNT_SIZE] = sizeof(struct aac_cf_status_hdr);
|
|
|
|
rval = aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof (struct aac_cnt_config));
|
|
cf_shdr = (struct aac_cf_status_hdr *)ccfg->CTCommand.data;
|
|
if (rval == 0 && ccfg->Command == ST_OK &&
|
|
ccfg->CTCommand.param[0] == CT_OK) {
|
|
if (cf_shdr->action <= CFACT_PAUSE) {
|
|
bzero(ccfg, sizeof (*ccfg) - CT_PACKET_SIZE);
|
|
ccfg->Command = VM_ContainerConfig;
|
|
ccfg->CTCommand.command = CT_COMMIT_CONFIG;
|
|
|
|
rval = aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof (struct aac_cnt_config));
|
|
if (rval == 0 && ccfg->Command == ST_OK &&
|
|
ccfg->CTCommand.param[0] == CT_OK) {
|
|
/* successful completion */
|
|
rval = 0;
|
|
} else {
|
|
/* auto commit aborted due to error(s) */
|
|
rval = -2;
|
|
}
|
|
} else {
|
|
/* auto commit aborted due to adapter indicating
|
|
config. issues too dangerous to auto commit */
|
|
rval = -3;
|
|
}
|
|
} else {
|
|
/* error */
|
|
rval = -1;
|
|
}
|
|
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return(rval);
|
|
}
|
|
|
|
/*
|
|
* Send a synchronous command to the controller and wait for a result.
|
|
* Indicate if the controller completed the command with an error status.
|
|
*/
|
|
int
|
|
aacraid_sync_command(struct aac_softc *sc, u_int32_t command,
|
|
u_int32_t arg0, u_int32_t arg1, u_int32_t arg2, u_int32_t arg3,
|
|
u_int32_t *sp, u_int32_t *r1)
|
|
{
|
|
time_t then;
|
|
u_int32_t status;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/* populate the mailbox */
|
|
AAC_SET_MAILBOX(sc, command, arg0, arg1, arg2, arg3);
|
|
|
|
/* ensure the sync command doorbell flag is cleared */
|
|
if (!sc->msi_enabled)
|
|
AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
|
|
|
|
/* then set it to signal the adapter */
|
|
AAC_QNOTIFY(sc, AAC_DB_SYNC_COMMAND);
|
|
|
|
if ((command != AAC_MONKER_SYNCFIB) || (sp == NULL) || (*sp != 0)) {
|
|
/* spin waiting for the command to complete */
|
|
then = time_uptime;
|
|
do {
|
|
if (time_uptime > (then + AAC_SYNC_TIMEOUT)) {
|
|
fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "timed out");
|
|
return(EIO);
|
|
}
|
|
} while (!(AAC_GET_ISTATUS(sc) & AAC_DB_SYNC_COMMAND));
|
|
|
|
/* clear the completion flag */
|
|
AAC_CLEAR_ISTATUS(sc, AAC_DB_SYNC_COMMAND);
|
|
|
|
/* get the command status */
|
|
status = AAC_GET_MAILBOX(sc, 0);
|
|
if (sp != NULL)
|
|
*sp = status;
|
|
|
|
/* return parameter */
|
|
if (r1 != NULL)
|
|
*r1 = AAC_GET_MAILBOX(sc, 1);
|
|
|
|
if (status != AAC_SRB_STS_SUCCESS)
|
|
return (-1);
|
|
}
|
|
return(0);
|
|
}
|
|
|
|
static int
|
|
aac_sync_fib(struct aac_softc *sc, u_int32_t command, u_int32_t xferstate,
|
|
struct aac_fib *fib, u_int16_t datasize)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
if (datasize > AAC_FIB_DATASIZE)
|
|
return(EINVAL);
|
|
|
|
/*
|
|
* Set up the sync FIB
|
|
*/
|
|
fib->Header.XferState = AAC_FIBSTATE_HOSTOWNED |
|
|
AAC_FIBSTATE_INITIALISED |
|
|
AAC_FIBSTATE_EMPTY;
|
|
fib->Header.XferState |= xferstate;
|
|
fib->Header.Command = command;
|
|
fib->Header.StructType = AAC_FIBTYPE_TFIB;
|
|
fib->Header.Size = sizeof(struct aac_fib_header) + datasize;
|
|
fib->Header.SenderSize = sizeof(struct aac_fib);
|
|
fib->Header.SenderFibAddress = 0; /* Not needed */
|
|
fib->Header.u.ReceiverFibAddress = sc->aac_common_busaddr +
|
|
offsetof(struct aac_common, ac_sync_fib);
|
|
|
|
/*
|
|
* Give the FIB to the controller, wait for a response.
|
|
*/
|
|
if (aacraid_sync_command(sc, AAC_MONKER_SYNCFIB,
|
|
fib->Header.u.ReceiverFibAddress, 0, 0, 0, NULL, NULL)) {
|
|
fwprintf(sc, HBA_FLAGS_DBG_ERROR_B, "IO error");
|
|
return(EIO);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Check for commands that have been outstanding for a suspiciously long time,
|
|
* and complain about them.
|
|
*/
|
|
static void
|
|
aac_timeout(struct aac_softc *sc)
|
|
{
|
|
struct aac_command *cm;
|
|
time_t deadline;
|
|
int timedout;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
/*
|
|
* Traverse the busy command list, bitch about late commands once
|
|
* only.
|
|
*/
|
|
timedout = 0;
|
|
deadline = time_uptime - AAC_CMD_TIMEOUT;
|
|
TAILQ_FOREACH(cm, &sc->aac_busy, cm_link) {
|
|
if (cm->cm_timestamp < deadline) {
|
|
device_printf(sc->aac_dev,
|
|
"COMMAND %p TIMEOUT AFTER %d SECONDS\n",
|
|
cm, (int)(time_uptime-cm->cm_timestamp));
|
|
AAC_PRINT_FIB(sc, cm->cm_fib);
|
|
timedout++;
|
|
}
|
|
}
|
|
|
|
if (timedout)
|
|
aac_reset_adapter(sc);
|
|
aacraid_print_queues(sc);
|
|
}
|
|
|
|
/*
|
|
* Interface Function Vectors
|
|
*/
|
|
|
|
/*
|
|
* Read the current firmware status word.
|
|
*/
|
|
static int
|
|
aac_src_get_fwstatus(struct aac_softc *sc)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
return(AAC_MEM0_GETREG4(sc, AAC_SRC_OMR));
|
|
}
|
|
|
|
/*
|
|
* Notify the controller of a change in a given queue
|
|
*/
|
|
static void
|
|
aac_src_qnotify(struct aac_softc *sc, int qbit)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, qbit << AAC_SRC_IDR_SHIFT);
|
|
}
|
|
|
|
/*
|
|
* Get the interrupt reason bits
|
|
*/
|
|
static int
|
|
aac_src_get_istatus(struct aac_softc *sc)
|
|
{
|
|
int val;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if (sc->msi_enabled) {
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_ODBR_MSI);
|
|
if (val & AAC_MSI_SYNC_STATUS)
|
|
val = AAC_DB_SYNC_COMMAND;
|
|
else
|
|
val = 0;
|
|
} else {
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_ODBR_R) >> AAC_SRC_ODR_SHIFT;
|
|
}
|
|
return(val);
|
|
}
|
|
|
|
/*
|
|
* Clear some interrupt reason bits
|
|
*/
|
|
static void
|
|
aac_src_clear_istatus(struct aac_softc *sc, int mask)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if (sc->msi_enabled) {
|
|
if (mask == AAC_DB_SYNC_COMMAND)
|
|
AAC_ACCESS_DEVREG(sc, AAC_CLEAR_SYNC_BIT);
|
|
} else {
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_ODBR_C, mask << AAC_SRC_ODR_SHIFT);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Populate the mailbox and set the command word
|
|
*/
|
|
static void
|
|
aac_src_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
|
|
u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_MAILBOX, command);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_MAILBOX + 4, arg0);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_MAILBOX + 8, arg1);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_MAILBOX + 12, arg2);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
static void
|
|
aac_srcv_set_mailbox(struct aac_softc *sc, u_int32_t command, u_int32_t arg0,
|
|
u_int32_t arg1, u_int32_t arg2, u_int32_t arg3)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
AAC_MEM0_SETREG4(sc, AAC_SRCV_MAILBOX, command);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRCV_MAILBOX + 4, arg0);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRCV_MAILBOX + 8, arg1);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRCV_MAILBOX + 12, arg2);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRCV_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
/*
|
|
* Fetch the immediate command status word
|
|
*/
|
|
static int
|
|
aac_src_get_mailbox(struct aac_softc *sc, int mb)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
return(AAC_MEM0_GETREG4(sc, AAC_SRC_MAILBOX + (mb * 4)));
|
|
}
|
|
|
|
static int
|
|
aac_srcv_get_mailbox(struct aac_softc *sc, int mb)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
return(AAC_MEM0_GETREG4(sc, AAC_SRCV_MAILBOX + (mb * 4)));
|
|
}
|
|
|
|
/*
|
|
* Set/clear interrupt masks
|
|
*/
|
|
static void
|
|
aac_src_access_devreg(struct aac_softc *sc, int mode)
|
|
{
|
|
u_int32_t val;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
switch (mode) {
|
|
case AAC_ENABLE_INTERRUPT:
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_OIMR,
|
|
(sc->msi_enabled ? AAC_INT_ENABLE_TYPE1_MSIX :
|
|
AAC_INT_ENABLE_TYPE1_INTX));
|
|
break;
|
|
|
|
case AAC_DISABLE_INTERRUPT:
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_OIMR, AAC_INT_DISABLE_ALL);
|
|
break;
|
|
|
|
case AAC_ENABLE_MSIX:
|
|
/* set bit 6 */
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
val |= 0x40;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, val);
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
/* unmask int. */
|
|
val = PMC_ALL_INTERRUPT_BITS;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IOAR, val);
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_OIMR);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_OIMR,
|
|
val & (~(PMC_GLOBAL_INT_BIT2 | PMC_GLOBAL_INT_BIT0)));
|
|
break;
|
|
|
|
case AAC_DISABLE_MSIX:
|
|
/* reset bit 6 */
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
val &= ~0x40;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, val);
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
break;
|
|
|
|
case AAC_CLEAR_AIF_BIT:
|
|
/* set bit 5 */
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
val |= 0x20;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, val);
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
break;
|
|
|
|
case AAC_CLEAR_SYNC_BIT:
|
|
/* set bit 4 */
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
val |= 0x10;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, val);
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
break;
|
|
|
|
case AAC_ENABLE_INTX:
|
|
/* set bit 7 */
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
val |= 0x80;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, val);
|
|
AAC_MEM0_GETREG4(sc, AAC_SRC_IDBR);
|
|
/* unmask int. */
|
|
val = PMC_ALL_INTERRUPT_BITS;
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IOAR, val);
|
|
val = AAC_MEM0_GETREG4(sc, AAC_SRC_OIMR);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_OIMR,
|
|
val & (~(PMC_GLOBAL_INT_BIT2)));
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* New comm. interface: Send command functions
|
|
*/
|
|
static int
|
|
aac_src_send_command(struct aac_softc *sc, struct aac_command *cm)
|
|
{
|
|
struct aac_fib_xporthdr *pFibX;
|
|
u_int32_t fibsize, high_addr;
|
|
u_int64_t address;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "send command (new comm. type1)");
|
|
|
|
if (sc->msi_enabled && cm->cm_fib->Header.Command != AifRequest &&
|
|
sc->aac_max_msix > 1) {
|
|
u_int16_t vector_no, first_choice = 0xffff;
|
|
|
|
vector_no = sc->aac_fibs_pushed_no % sc->aac_max_msix;
|
|
do {
|
|
vector_no += 1;
|
|
if (vector_no == sc->aac_max_msix)
|
|
vector_no = 1;
|
|
if (sc->aac_rrq_outstanding[vector_no] <
|
|
sc->aac_vector_cap)
|
|
break;
|
|
if (0xffff == first_choice)
|
|
first_choice = vector_no;
|
|
else if (vector_no == first_choice)
|
|
break;
|
|
} while (1);
|
|
if (vector_no == first_choice)
|
|
vector_no = 0;
|
|
sc->aac_rrq_outstanding[vector_no]++;
|
|
if (sc->aac_fibs_pushed_no == 0xffffffff)
|
|
sc->aac_fibs_pushed_no = 0;
|
|
else
|
|
sc->aac_fibs_pushed_no++;
|
|
|
|
cm->cm_fib->Header.Handle += (vector_no << 16);
|
|
}
|
|
|
|
if (sc->flags & AAC_FLAGS_NEW_COMM_TYPE2) {
|
|
/* Calculate the amount to the fibsize bits */
|
|
fibsize = (cm->cm_fib->Header.Size + 127) / 128 - 1;
|
|
/* Fill new FIB header */
|
|
address = cm->cm_fibphys;
|
|
high_addr = (u_int32_t)(address >> 32);
|
|
if (high_addr == 0L) {
|
|
cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB2;
|
|
cm->cm_fib->Header.u.TimeStamp = 0L;
|
|
} else {
|
|
cm->cm_fib->Header.StructType = AAC_FIBTYPE_TFIB2_64;
|
|
cm->cm_fib->Header.u.SenderFibAddressHigh = high_addr;
|
|
}
|
|
cm->cm_fib->Header.SenderFibAddress = (u_int32_t)address;
|
|
} else {
|
|
/* Calculate the amount to the fibsize bits */
|
|
fibsize = (sizeof(struct aac_fib_xporthdr) +
|
|
cm->cm_fib->Header.Size + 127) / 128 - 1;
|
|
/* Fill XPORT header */
|
|
pFibX = (struct aac_fib_xporthdr *)
|
|
((unsigned char *)cm->cm_fib - sizeof(struct aac_fib_xporthdr));
|
|
pFibX->Handle = cm->cm_fib->Header.Handle;
|
|
pFibX->HostAddress = cm->cm_fibphys;
|
|
pFibX->Size = cm->cm_fib->Header.Size;
|
|
address = cm->cm_fibphys - sizeof(struct aac_fib_xporthdr);
|
|
high_addr = (u_int32_t)(address >> 32);
|
|
}
|
|
|
|
if (fibsize > 31)
|
|
fibsize = 31;
|
|
aac_enqueue_busy(cm);
|
|
if (high_addr) {
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IQUE64_H, high_addr);
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IQUE64_L, (u_int32_t)address + fibsize);
|
|
} else {
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IQUE32, (u_int32_t)address + fibsize);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* New comm. interface: get, set outbound queue index
|
|
*/
|
|
static int
|
|
aac_src_get_outb_queue(struct aac_softc *sc)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
return(-1);
|
|
}
|
|
|
|
static void
|
|
aac_src_set_outb_queue(struct aac_softc *sc, int index)
|
|
{
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
}
|
|
|
|
/*
|
|
* Debugging and Diagnostics
|
|
*/
|
|
|
|
/*
|
|
* Print some information about the controller.
|
|
*/
|
|
static void
|
|
aac_describe_controller(struct aac_softc *sc)
|
|
{
|
|
struct aac_fib *fib;
|
|
struct aac_adapter_info *info;
|
|
char *adapter_type = "Adaptec RAID controller";
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aac_alloc_sync_fib(sc, &fib);
|
|
|
|
if (sc->supported_options & AAC_SUPPORTED_SUPPLEMENT_ADAPTER_INFO) {
|
|
fib->data[0] = 0;
|
|
if (aac_sync_fib(sc, RequestSupplementAdapterInfo, 0, fib, 1))
|
|
device_printf(sc->aac_dev, "RequestSupplementAdapterInfo failed\n");
|
|
else {
|
|
struct aac_supplement_adapter_info *supp_info;
|
|
|
|
supp_info = ((struct aac_supplement_adapter_info *)&fib->data[0]);
|
|
adapter_type = (char *)supp_info->AdapterTypeText;
|
|
sc->aac_feature_bits = supp_info->FeatureBits;
|
|
sc->aac_support_opt2 = supp_info->SupportedOptions2;
|
|
}
|
|
}
|
|
device_printf(sc->aac_dev, "%s, aacraid driver %d.%d.%d-%d\n",
|
|
adapter_type,
|
|
AAC_DRIVER_MAJOR_VERSION, AAC_DRIVER_MINOR_VERSION,
|
|
AAC_DRIVER_BUGFIX_LEVEL, AAC_DRIVER_BUILD);
|
|
|
|
fib->data[0] = 0;
|
|
if (aac_sync_fib(sc, RequestAdapterInfo, 0, fib, 1)) {
|
|
device_printf(sc->aac_dev, "RequestAdapterInfo failed\n");
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return;
|
|
}
|
|
|
|
/* save the kernel revision structure for later use */
|
|
info = (struct aac_adapter_info *)&fib->data[0];
|
|
sc->aac_revision = info->KernelRevision;
|
|
|
|
if (bootverbose) {
|
|
device_printf(sc->aac_dev, "%s %dMHz, %dMB memory "
|
|
"(%dMB cache, %dMB execution), %s\n",
|
|
aac_describe_code(aac_cpu_variant, info->CpuVariant),
|
|
info->ClockSpeed, info->TotalMem / (1024 * 1024),
|
|
info->BufferMem / (1024 * 1024),
|
|
info->ExecutionMem / (1024 * 1024),
|
|
aac_describe_code(aac_battery_platform,
|
|
info->batteryPlatform));
|
|
|
|
device_printf(sc->aac_dev,
|
|
"Kernel %d.%d-%d, Build %d, S/N %6X\n",
|
|
info->KernelRevision.external.comp.major,
|
|
info->KernelRevision.external.comp.minor,
|
|
info->KernelRevision.external.comp.dash,
|
|
info->KernelRevision.buildNumber,
|
|
(u_int32_t)(info->SerialNumber & 0xffffff));
|
|
|
|
device_printf(sc->aac_dev, "Supported Options=%b\n",
|
|
sc->supported_options,
|
|
"\20"
|
|
"\1SNAPSHOT"
|
|
"\2CLUSTERS"
|
|
"\3WCACHE"
|
|
"\4DATA64"
|
|
"\5HOSTTIME"
|
|
"\6RAID50"
|
|
"\7WINDOW4GB"
|
|
"\10SCSIUPGD"
|
|
"\11SOFTERR"
|
|
"\12NORECOND"
|
|
"\13SGMAP64"
|
|
"\14ALARM"
|
|
"\15NONDASD"
|
|
"\16SCSIMGT"
|
|
"\17RAIDSCSI"
|
|
"\21ADPTINFO"
|
|
"\22NEWCOMM"
|
|
"\23ARRAY64BIT"
|
|
"\24HEATSENSOR");
|
|
}
|
|
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
}
|
|
|
|
/*
|
|
* Look up a text description of a numeric error code and return a pointer to
|
|
* same.
|
|
*/
|
|
static char *
|
|
aac_describe_code(struct aac_code_lookup *table, u_int32_t code)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; table[i].string != NULL; i++)
|
|
if (table[i].code == code)
|
|
return(table[i].string);
|
|
return(table[i + 1].string);
|
|
}
|
|
|
|
/*
|
|
* Management Interface
|
|
*/
|
|
|
|
static int
|
|
aac_open(struct cdev *dev, int flags, int fmt, struct thread *td)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = dev->si_drv1;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
#if __FreeBSD_version >= 702000
|
|
device_busy(sc->aac_dev);
|
|
devfs_set_cdevpriv(sc, aac_cdevpriv_dtor);
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
aac_ioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, struct thread *td)
|
|
{
|
|
union aac_statrequest *as;
|
|
struct aac_softc *sc;
|
|
int error = 0;
|
|
|
|
as = (union aac_statrequest *)arg;
|
|
sc = dev->si_drv1;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
switch (cmd) {
|
|
case AACIO_STATS:
|
|
switch (as->as_item) {
|
|
case AACQ_FREE:
|
|
case AACQ_READY:
|
|
case AACQ_BUSY:
|
|
bcopy(&sc->aac_qstat[as->as_item], &as->as_qstat,
|
|
sizeof(struct aac_qstat));
|
|
break;
|
|
default:
|
|
error = ENOENT;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case FSACTL_SENDFIB:
|
|
case FSACTL_SEND_LARGE_FIB:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_SENDFIB:
|
|
case FSACTL_LNX_SEND_LARGE_FIB:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SENDFIB");
|
|
error = aac_ioctl_sendfib(sc, arg);
|
|
break;
|
|
case FSACTL_SEND_RAW_SRB:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_SEND_RAW_SRB:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_SEND_RAW_SRB");
|
|
error = aac_ioctl_send_raw_srb(sc, arg);
|
|
break;
|
|
case FSACTL_AIF_THREAD:
|
|
case FSACTL_LNX_AIF_THREAD:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_AIF_THREAD");
|
|
error = EINVAL;
|
|
break;
|
|
case FSACTL_OPEN_GET_ADAPTER_FIB:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_OPEN_GET_ADAPTER_FIB:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_OPEN_GET_ADAPTER_FIB");
|
|
error = aac_open_aif(sc, arg);
|
|
break;
|
|
case FSACTL_GET_NEXT_ADAPTER_FIB:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_GET_NEXT_ADAPTER_FIB:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_NEXT_ADAPTER_FIB");
|
|
error = aac_getnext_aif(sc, arg);
|
|
break;
|
|
case FSACTL_CLOSE_GET_ADAPTER_FIB:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_CLOSE_GET_ADAPTER_FIB:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_CLOSE_GET_ADAPTER_FIB");
|
|
error = aac_close_aif(sc, arg);
|
|
break;
|
|
case FSACTL_MINIPORT_REV_CHECK:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_MINIPORT_REV_CHECK:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_MINIPORT_REV_CHECK");
|
|
error = aac_rev_check(sc, arg);
|
|
break;
|
|
case FSACTL_QUERY_DISK:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_QUERY_DISK:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_QUERY_DISK");
|
|
error = aac_query_disk(sc, arg);
|
|
break;
|
|
case FSACTL_DELETE_DISK:
|
|
case FSACTL_LNX_DELETE_DISK:
|
|
/*
|
|
* We don't trust the underland to tell us when to delete a
|
|
* container, rather we rely on an AIF coming from the
|
|
* controller
|
|
*/
|
|
error = 0;
|
|
break;
|
|
case FSACTL_GET_PCI_INFO:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_GET_PCI_INFO:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_PCI_INFO");
|
|
error = aac_get_pci_info(sc, arg);
|
|
break;
|
|
case FSACTL_GET_FEATURES:
|
|
arg = *(caddr_t*)arg;
|
|
case FSACTL_LNX_GET_FEATURES:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "FSACTL_GET_FEATURES");
|
|
error = aac_supported_features(sc, arg);
|
|
break;
|
|
default:
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "unsupported cmd 0x%lx\n", cmd);
|
|
error = EINVAL;
|
|
break;
|
|
}
|
|
return(error);
|
|
}
|
|
|
|
static int
|
|
aac_poll(struct cdev *dev, int poll_events, struct thread *td)
|
|
{
|
|
struct aac_softc *sc;
|
|
struct aac_fib_context *ctx;
|
|
int revents;
|
|
|
|
sc = dev->si_drv1;
|
|
revents = 0;
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
if ((poll_events & (POLLRDNORM | POLLIN)) != 0) {
|
|
for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
|
|
if (ctx->ctx_idx != sc->aifq_idx || ctx->ctx_wrap) {
|
|
revents |= poll_events & (POLLIN | POLLRDNORM);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
if (revents == 0) {
|
|
if (poll_events & (POLLIN | POLLRDNORM))
|
|
selrecord(td, &sc->rcv_select);
|
|
}
|
|
|
|
return (revents);
|
|
}
|
|
|
|
static void
|
|
aac_ioctl_event(struct aac_softc *sc, struct aac_event *event, void *arg)
|
|
{
|
|
|
|
switch (event->ev_type) {
|
|
case AAC_EVENT_CMFREE:
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
if (aacraid_alloc_command(sc, (struct aac_command **)arg)) {
|
|
aacraid_add_event(sc, event);
|
|
return;
|
|
}
|
|
free(event, M_AACRAIDBUF);
|
|
wakeup(arg);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Send a FIB supplied from userspace
|
|
*/
|
|
static int
|
|
aac_ioctl_sendfib(struct aac_softc *sc, caddr_t ufib)
|
|
{
|
|
struct aac_command *cm;
|
|
int size, error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
cm = NULL;
|
|
|
|
/*
|
|
* Get a command
|
|
*/
|
|
mtx_lock(&sc->aac_io_lock);
|
|
if (aacraid_alloc_command(sc, &cm)) {
|
|
struct aac_event *event;
|
|
|
|
event = malloc(sizeof(struct aac_event), M_AACRAIDBUF,
|
|
M_NOWAIT | M_ZERO);
|
|
if (event == NULL) {
|
|
error = EBUSY;
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
goto out;
|
|
}
|
|
event->ev_type = AAC_EVENT_CMFREE;
|
|
event->ev_callback = aac_ioctl_event;
|
|
event->ev_arg = &cm;
|
|
aacraid_add_event(sc, event);
|
|
msleep(cm, &sc->aac_io_lock, 0, "aacraid_ctlsfib", 0);
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
/*
|
|
* Fetch the FIB header, then re-copy to get data as well.
|
|
*/
|
|
if ((error = copyin(ufib, cm->cm_fib,
|
|
sizeof(struct aac_fib_header))) != 0)
|
|
goto out;
|
|
size = cm->cm_fib->Header.Size + sizeof(struct aac_fib_header);
|
|
if (size > sc->aac_max_fib_size) {
|
|
device_printf(sc->aac_dev, "incoming FIB oversized (%d > %d)\n",
|
|
size, sc->aac_max_fib_size);
|
|
size = sc->aac_max_fib_size;
|
|
}
|
|
if ((error = copyin(ufib, cm->cm_fib, size)) != 0)
|
|
goto out;
|
|
cm->cm_fib->Header.Size = size;
|
|
cm->cm_timestamp = time_uptime;
|
|
cm->cm_datalen = 0;
|
|
|
|
/*
|
|
* Pass the FIB to the controller, wait for it to complete.
|
|
*/
|
|
mtx_lock(&sc->aac_io_lock);
|
|
error = aacraid_wait_command(cm);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
if (error != 0) {
|
|
device_printf(sc->aac_dev,
|
|
"aacraid_wait_command return %d\n", error);
|
|
goto out;
|
|
}
|
|
|
|
/*
|
|
* Copy the FIB and data back out to the caller.
|
|
*/
|
|
size = cm->cm_fib->Header.Size;
|
|
if (size > sc->aac_max_fib_size) {
|
|
device_printf(sc->aac_dev, "outbound FIB oversized (%d > %d)\n",
|
|
size, sc->aac_max_fib_size);
|
|
size = sc->aac_max_fib_size;
|
|
}
|
|
error = copyout(cm->cm_fib, ufib, size);
|
|
|
|
out:
|
|
if (cm != NULL) {
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aacraid_release_command(cm);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
}
|
|
return(error);
|
|
}
|
|
|
|
/*
|
|
* Send a passthrough FIB supplied from userspace
|
|
*/
|
|
static int
|
|
aac_ioctl_send_raw_srb(struct aac_softc *sc, caddr_t arg)
|
|
{
|
|
struct aac_command *cm;
|
|
struct aac_fib *fib;
|
|
struct aac_srb *srbcmd;
|
|
struct aac_srb *user_srb = (struct aac_srb *)arg;
|
|
void *user_reply;
|
|
int error, transfer_data = 0;
|
|
bus_dmamap_t orig_map = 0;
|
|
u_int32_t fibsize = 0;
|
|
u_int64_t srb_sg_address;
|
|
u_int32_t srb_sg_bytecount;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
cm = NULL;
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
if (aacraid_alloc_command(sc, &cm)) {
|
|
struct aac_event *event;
|
|
|
|
event = malloc(sizeof(struct aac_event), M_AACRAIDBUF,
|
|
M_NOWAIT | M_ZERO);
|
|
if (event == NULL) {
|
|
error = EBUSY;
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
goto out;
|
|
}
|
|
event->ev_type = AAC_EVENT_CMFREE;
|
|
event->ev_callback = aac_ioctl_event;
|
|
event->ev_arg = &cm;
|
|
aacraid_add_event(sc, event);
|
|
msleep(cm, &sc->aac_io_lock, 0, "aacraid_ctlsraw", 0);
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
cm->cm_data = NULL;
|
|
/* save original dma map */
|
|
orig_map = cm->cm_datamap;
|
|
|
|
fib = cm->cm_fib;
|
|
srbcmd = (struct aac_srb *)fib->data;
|
|
if ((error = copyin((void *)&user_srb->data_len, &fibsize,
|
|
sizeof (u_int32_t)) != 0))
|
|
goto out;
|
|
if (fibsize > (sc->aac_max_fib_size-sizeof(struct aac_fib_header))) {
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
if ((error = copyin((void *)user_srb, srbcmd, fibsize) != 0))
|
|
goto out;
|
|
|
|
srbcmd->function = 0; /* SRBF_ExecuteScsi */
|
|
srbcmd->retry_limit = 0; /* obsolete */
|
|
|
|
/* only one sg element from userspace supported */
|
|
if (srbcmd->sg_map.SgCount > 1) {
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
/* check fibsize */
|
|
if (fibsize == (sizeof(struct aac_srb) +
|
|
srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry))) {
|
|
struct aac_sg_entry *sgp = srbcmd->sg_map.SgEntry;
|
|
srb_sg_bytecount = sgp->SgByteCount;
|
|
srb_sg_address = (u_int64_t)sgp->SgAddress;
|
|
} else if (fibsize == (sizeof(struct aac_srb) +
|
|
srbcmd->sg_map.SgCount * sizeof(struct aac_sg_entry64))) {
|
|
#ifdef __LP64__
|
|
struct aac_sg_entry64 *sgp =
|
|
(struct aac_sg_entry64 *)srbcmd->sg_map.SgEntry;
|
|
srb_sg_bytecount = sgp->SgByteCount;
|
|
srb_sg_address = sgp->SgAddress;
|
|
if (srb_sg_address > 0xffffffffull &&
|
|
!(sc->flags & AAC_FLAGS_SG_64BIT))
|
|
#endif
|
|
{
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
} else {
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
user_reply = (char *)arg + fibsize;
|
|
srbcmd->data_len = srb_sg_bytecount;
|
|
if (srbcmd->sg_map.SgCount == 1)
|
|
transfer_data = 1;
|
|
|
|
if (transfer_data) {
|
|
/*
|
|
* Create DMA tag for the passthr. data buffer and allocate it.
|
|
*/
|
|
if (bus_dma_tag_create(sc->aac_parent_dmat, /* parent */
|
|
1, 0, /* algnmnt, boundary */
|
|
(sc->flags & AAC_FLAGS_SG_64BIT) ?
|
|
BUS_SPACE_MAXADDR_32BIT :
|
|
0x7fffffff, /* lowaddr */
|
|
BUS_SPACE_MAXADDR, /* highaddr */
|
|
NULL, NULL, /* filter, filterarg */
|
|
srb_sg_bytecount, /* size */
|
|
sc->aac_sg_tablesize, /* nsegments */
|
|
srb_sg_bytecount, /* maxsegsize */
|
|
0, /* flags */
|
|
NULL, NULL, /* No locking needed */
|
|
&cm->cm_passthr_dmat)) {
|
|
error = ENOMEM;
|
|
goto out;
|
|
}
|
|
if (bus_dmamem_alloc(cm->cm_passthr_dmat, (void **)&cm->cm_data,
|
|
BUS_DMA_NOWAIT, &cm->cm_datamap)) {
|
|
error = ENOMEM;
|
|
goto out;
|
|
}
|
|
/* fill some cm variables */
|
|
cm->cm_datalen = srb_sg_bytecount;
|
|
if (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN)
|
|
cm->cm_flags |= AAC_CMD_DATAIN;
|
|
if (srbcmd->flags & AAC_SRB_FLAGS_DATA_OUT)
|
|
cm->cm_flags |= AAC_CMD_DATAOUT;
|
|
|
|
if (srbcmd->flags & AAC_SRB_FLAGS_DATA_OUT) {
|
|
if ((error = copyin((void *)(uintptr_t)srb_sg_address,
|
|
cm->cm_data, cm->cm_datalen)) != 0)
|
|
goto out;
|
|
/* sync required for bus_dmamem_alloc() alloc. mem.? */
|
|
bus_dmamap_sync(cm->cm_passthr_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_PREWRITE);
|
|
}
|
|
}
|
|
|
|
/* build the FIB */
|
|
fib->Header.Size = sizeof(struct aac_fib_header) +
|
|
sizeof(struct aac_srb);
|
|
fib->Header.XferState =
|
|
AAC_FIBSTATE_HOSTOWNED |
|
|
AAC_FIBSTATE_INITIALISED |
|
|
AAC_FIBSTATE_EMPTY |
|
|
AAC_FIBSTATE_FROMHOST |
|
|
AAC_FIBSTATE_REXPECTED |
|
|
AAC_FIBSTATE_NORM |
|
|
AAC_FIBSTATE_ASYNC;
|
|
|
|
fib->Header.Command = (sc->flags & AAC_FLAGS_SG_64BIT) ?
|
|
ScsiPortCommandU64 : ScsiPortCommand;
|
|
cm->cm_sgtable = (struct aac_sg_table *)&srbcmd->sg_map;
|
|
|
|
/* send command */
|
|
if (transfer_data) {
|
|
bus_dmamap_load(cm->cm_passthr_dmat,
|
|
cm->cm_datamap, cm->cm_data,
|
|
cm->cm_datalen,
|
|
aacraid_map_command_sg, cm, 0);
|
|
} else {
|
|
aacraid_map_command_sg(cm, NULL, 0, 0);
|
|
}
|
|
|
|
/* wait for completion */
|
|
mtx_lock(&sc->aac_io_lock);
|
|
while (!(cm->cm_flags & AAC_CMD_COMPLETED))
|
|
msleep(cm, &sc->aac_io_lock, 0, "aacraid_ctlsrw2", 0);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
/* copy data */
|
|
if (transfer_data && (srbcmd->flags & AAC_SRB_FLAGS_DATA_IN)) {
|
|
if ((error = copyout(cm->cm_data,
|
|
(void *)(uintptr_t)srb_sg_address,
|
|
cm->cm_datalen)) != 0)
|
|
goto out;
|
|
/* sync required for bus_dmamem_alloc() allocated mem.? */
|
|
bus_dmamap_sync(cm->cm_passthr_dmat, cm->cm_datamap,
|
|
BUS_DMASYNC_POSTREAD);
|
|
}
|
|
|
|
/* status */
|
|
error = copyout(fib->data, user_reply, sizeof(struct aac_srb_response));
|
|
|
|
out:
|
|
if (cm && cm->cm_data) {
|
|
if (transfer_data)
|
|
bus_dmamap_unload(cm->cm_passthr_dmat, cm->cm_datamap);
|
|
bus_dmamem_free(cm->cm_passthr_dmat, cm->cm_data, cm->cm_datamap);
|
|
cm->cm_datamap = orig_map;
|
|
}
|
|
if (cm && cm->cm_passthr_dmat)
|
|
bus_dma_tag_destroy(cm->cm_passthr_dmat);
|
|
if (cm) {
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aacraid_release_command(cm);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
}
|
|
return(error);
|
|
}
|
|
|
|
/*
|
|
* Request an AIF from the controller (new comm. type1)
|
|
*/
|
|
static void
|
|
aac_request_aif(struct aac_softc *sc)
|
|
{
|
|
struct aac_command *cm;
|
|
struct aac_fib *fib;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if (aacraid_alloc_command(sc, &cm)) {
|
|
sc->aif_pending = 1;
|
|
return;
|
|
}
|
|
sc->aif_pending = 0;
|
|
|
|
/* build the FIB */
|
|
fib = cm->cm_fib;
|
|
fib->Header.Size = sizeof(struct aac_fib);
|
|
fib->Header.XferState =
|
|
AAC_FIBSTATE_HOSTOWNED |
|
|
AAC_FIBSTATE_INITIALISED |
|
|
AAC_FIBSTATE_EMPTY |
|
|
AAC_FIBSTATE_FROMHOST |
|
|
AAC_FIBSTATE_REXPECTED |
|
|
AAC_FIBSTATE_NORM |
|
|
AAC_FIBSTATE_ASYNC;
|
|
/* set AIF marker */
|
|
fib->Header.Handle = 0x00800000;
|
|
fib->Header.Command = AifRequest;
|
|
((struct aac_aif_command *)fib->data)->command = AifReqEvent;
|
|
|
|
aacraid_map_command_sg(cm, NULL, 0, 0);
|
|
}
|
|
|
|
|
|
#if __FreeBSD_version >= 702000
|
|
/*
|
|
* cdevpriv interface private destructor.
|
|
*/
|
|
static void
|
|
aac_cdevpriv_dtor(void *arg)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = arg;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_lock(&Giant);
|
|
device_unbusy(sc->aac_dev);
|
|
mtx_unlock(&Giant);
|
|
}
|
|
#else
|
|
static int
|
|
aac_close(struct cdev *dev, int flags, int fmt, struct thread *td)
|
|
{
|
|
struct aac_softc *sc;
|
|
|
|
sc = dev->si_drv1;
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Handle an AIF sent to us by the controller; queue it for later reference.
|
|
* If the queue fills up, then drop the older entries.
|
|
*/
|
|
static void
|
|
aac_handle_aif(struct aac_softc *sc, struct aac_fib *fib)
|
|
{
|
|
struct aac_aif_command *aif;
|
|
struct aac_container *co, *co_next;
|
|
struct aac_fib_context *ctx;
|
|
struct aac_fib *sync_fib;
|
|
struct aac_mntinforesp mir;
|
|
int next, current, found;
|
|
int count = 0, changed = 0, i = 0;
|
|
u_int32_t channel, uid;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
aif = (struct aac_aif_command*)&fib->data[0];
|
|
aacraid_print_aif(sc, aif);
|
|
|
|
/* Is it an event that we should care about? */
|
|
switch (aif->command) {
|
|
case AifCmdEventNotify:
|
|
switch (aif->data.EN.type) {
|
|
case AifEnAddContainer:
|
|
case AifEnDeleteContainer:
|
|
/*
|
|
* A container was added or deleted, but the message
|
|
* doesn't tell us anything else! Re-enumerate the
|
|
* containers and sort things out.
|
|
*/
|
|
aac_alloc_sync_fib(sc, &sync_fib);
|
|
do {
|
|
/*
|
|
* Ask the controller for its containers one at
|
|
* a time.
|
|
* XXX What if the controller's list changes
|
|
* midway through this enumaration?
|
|
* XXX This should be done async.
|
|
*/
|
|
if (aac_get_container_info(sc, sync_fib, i,
|
|
&mir, &uid) != 0)
|
|
continue;
|
|
if (i == 0)
|
|
count = mir.MntRespCount;
|
|
/*
|
|
* Check the container against our list.
|
|
* co->co_found was already set to 0 in a
|
|
* previous run.
|
|
*/
|
|
if ((mir.Status == ST_OK) &&
|
|
(mir.MntTable[0].VolType != CT_NONE)) {
|
|
found = 0;
|
|
TAILQ_FOREACH(co,
|
|
&sc->aac_container_tqh,
|
|
co_link) {
|
|
if (co->co_mntobj.ObjectId ==
|
|
mir.MntTable[0].ObjectId) {
|
|
co->co_found = 1;
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
/*
|
|
* If the container matched, continue
|
|
* in the list.
|
|
*/
|
|
if (found) {
|
|
i++;
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
* This is a new container. Do all the
|
|
* appropriate things to set it up.
|
|
*/
|
|
aac_add_container(sc, &mir, 1, uid);
|
|
changed = 1;
|
|
}
|
|
i++;
|
|
} while ((i < count) && (i < AAC_MAX_CONTAINERS));
|
|
aac_release_sync_fib(sc);
|
|
|
|
/*
|
|
* Go through our list of containers and see which ones
|
|
* were not marked 'found'. Since the controller didn't
|
|
* list them they must have been deleted. Do the
|
|
* appropriate steps to destroy the device. Also reset
|
|
* the co->co_found field.
|
|
*/
|
|
co = TAILQ_FIRST(&sc->aac_container_tqh);
|
|
while (co != NULL) {
|
|
if (co->co_found == 0) {
|
|
co_next = TAILQ_NEXT(co, co_link);
|
|
TAILQ_REMOVE(&sc->aac_container_tqh, co,
|
|
co_link);
|
|
free(co, M_AACRAIDBUF);
|
|
changed = 1;
|
|
co = co_next;
|
|
} else {
|
|
co->co_found = 0;
|
|
co = TAILQ_NEXT(co, co_link);
|
|
}
|
|
}
|
|
|
|
/* Attach the newly created containers */
|
|
if (changed) {
|
|
if (sc->cam_rescan_cb != NULL)
|
|
sc->cam_rescan_cb(sc, 0,
|
|
AAC_CAM_TARGET_WILDCARD);
|
|
}
|
|
|
|
break;
|
|
|
|
case AifEnEnclosureManagement:
|
|
switch (aif->data.EN.data.EEE.eventType) {
|
|
case AIF_EM_DRIVE_INSERTION:
|
|
case AIF_EM_DRIVE_REMOVAL:
|
|
channel = aif->data.EN.data.EEE.unitID;
|
|
if (sc->cam_rescan_cb != NULL)
|
|
sc->cam_rescan_cb(sc,
|
|
((channel>>24) & 0xF) + 1,
|
|
(channel & 0xFFFF));
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case AifEnAddJBOD:
|
|
case AifEnDeleteJBOD:
|
|
case AifRawDeviceRemove:
|
|
channel = aif->data.EN.data.ECE.container;
|
|
if (sc->cam_rescan_cb != NULL)
|
|
sc->cam_rescan_cb(sc, ((channel>>24) & 0xF) + 1,
|
|
AAC_CAM_TARGET_WILDCARD);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/* Copy the AIF data to the AIF queue for ioctl retrieval */
|
|
current = sc->aifq_idx;
|
|
next = (current + 1) % AAC_AIFQ_LENGTH;
|
|
if (next == 0)
|
|
sc->aifq_filled = 1;
|
|
bcopy(fib, &sc->aac_aifq[current], sizeof(struct aac_fib));
|
|
/* modify AIF contexts */
|
|
if (sc->aifq_filled) {
|
|
for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
|
|
if (next == ctx->ctx_idx)
|
|
ctx->ctx_wrap = 1;
|
|
else if (current == ctx->ctx_idx && ctx->ctx_wrap)
|
|
ctx->ctx_idx = next;
|
|
}
|
|
}
|
|
sc->aifq_idx = next;
|
|
/* On the off chance that someone is sleeping for an aif... */
|
|
if (sc->aac_state & AAC_STATE_AIF_SLEEPER)
|
|
wakeup(sc->aac_aifq);
|
|
/* Wakeup any poll()ers */
|
|
selwakeuppri(&sc->rcv_select, PRIBIO);
|
|
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Return the Revision of the driver to userspace and check to see if the
|
|
* userspace app is possibly compatible. This is extremely bogus since
|
|
* our driver doesn't follow Adaptec's versioning system. Cheat by just
|
|
* returning what the card reported.
|
|
*/
|
|
static int
|
|
aac_rev_check(struct aac_softc *sc, caddr_t udata)
|
|
{
|
|
struct aac_rev_check rev_check;
|
|
struct aac_rev_check_resp rev_check_resp;
|
|
int error = 0;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
/*
|
|
* Copyin the revision struct from userspace
|
|
*/
|
|
if ((error = copyin(udata, (caddr_t)&rev_check,
|
|
sizeof(struct aac_rev_check))) != 0) {
|
|
return error;
|
|
}
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_IOCTL_COMMANDS_B, "Userland revision= %d\n",
|
|
rev_check.callingRevision.buildNumber);
|
|
|
|
/*
|
|
* Doctor up the response struct.
|
|
*/
|
|
rev_check_resp.possiblyCompatible = 1;
|
|
rev_check_resp.adapterSWRevision.external.comp.major =
|
|
AAC_DRIVER_MAJOR_VERSION;
|
|
rev_check_resp.adapterSWRevision.external.comp.minor =
|
|
AAC_DRIVER_MINOR_VERSION;
|
|
rev_check_resp.adapterSWRevision.external.comp.type =
|
|
AAC_DRIVER_TYPE;
|
|
rev_check_resp.adapterSWRevision.external.comp.dash =
|
|
AAC_DRIVER_BUGFIX_LEVEL;
|
|
rev_check_resp.adapterSWRevision.buildNumber =
|
|
AAC_DRIVER_BUILD;
|
|
|
|
return(copyout((caddr_t)&rev_check_resp, udata,
|
|
sizeof(struct aac_rev_check_resp)));
|
|
}
|
|
|
|
/*
|
|
* Pass the fib context to the caller
|
|
*/
|
|
static int
|
|
aac_open_aif(struct aac_softc *sc, caddr_t arg)
|
|
{
|
|
struct aac_fib_context *fibctx, *ctx;
|
|
int error = 0;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
fibctx = malloc(sizeof(struct aac_fib_context), M_AACRAIDBUF, M_NOWAIT|M_ZERO);
|
|
if (fibctx == NULL)
|
|
return (ENOMEM);
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
/* all elements are already 0, add to queue */
|
|
if (sc->fibctx == NULL)
|
|
sc->fibctx = fibctx;
|
|
else {
|
|
for (ctx = sc->fibctx; ctx->next; ctx = ctx->next)
|
|
;
|
|
ctx->next = fibctx;
|
|
fibctx->prev = ctx;
|
|
}
|
|
|
|
/* evaluate unique value */
|
|
fibctx->unique = (*(u_int32_t *)&fibctx & 0xffffffff);
|
|
ctx = sc->fibctx;
|
|
while (ctx != fibctx) {
|
|
if (ctx->unique == fibctx->unique) {
|
|
fibctx->unique++;
|
|
ctx = sc->fibctx;
|
|
} else {
|
|
ctx = ctx->next;
|
|
}
|
|
}
|
|
|
|
error = copyout(&fibctx->unique, (void *)arg, sizeof(u_int32_t));
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
if (error)
|
|
aac_close_aif(sc, (caddr_t)ctx);
|
|
return error;
|
|
}
|
|
|
|
/*
|
|
* Close the caller's fib context
|
|
*/
|
|
static int
|
|
aac_close_aif(struct aac_softc *sc, caddr_t arg)
|
|
{
|
|
struct aac_fib_context *ctx;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
|
|
if (ctx->unique == *(uint32_t *)&arg) {
|
|
if (ctx == sc->fibctx)
|
|
sc->fibctx = NULL;
|
|
else {
|
|
ctx->prev->next = ctx->next;
|
|
if (ctx->next)
|
|
ctx->next->prev = ctx->prev;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (ctx)
|
|
free(ctx, M_AACRAIDBUF);
|
|
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Pass the caller the next AIF in their queue
|
|
*/
|
|
static int
|
|
aac_getnext_aif(struct aac_softc *sc, caddr_t arg)
|
|
{
|
|
struct get_adapter_fib_ioctl agf;
|
|
struct aac_fib_context *ctx;
|
|
int error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
if ((error = copyin(arg, &agf, sizeof(agf))) == 0) {
|
|
for (ctx = sc->fibctx; ctx; ctx = ctx->next) {
|
|
if (agf.AdapterFibContext == ctx->unique)
|
|
break;
|
|
}
|
|
if (!ctx) {
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return (EFAULT);
|
|
}
|
|
|
|
error = aac_return_aif(sc, ctx, agf.AifFib);
|
|
if (error == EAGAIN && agf.Wait) {
|
|
fwprintf(sc, HBA_FLAGS_DBG_AIF_B, "aac_getnext_aif(): waiting for AIF");
|
|
sc->aac_state |= AAC_STATE_AIF_SLEEPER;
|
|
while (error == EAGAIN) {
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
error = tsleep(sc->aac_aifq, PRIBIO |
|
|
PCATCH, "aacaif", 0);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
if (error == 0)
|
|
error = aac_return_aif(sc, ctx, agf.AifFib);
|
|
}
|
|
sc->aac_state &= ~AAC_STATE_AIF_SLEEPER;
|
|
}
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return(error);
|
|
}
|
|
|
|
/*
|
|
* Hand the next AIF off the top of the queue out to userspace.
|
|
*/
|
|
static int
|
|
aac_return_aif(struct aac_softc *sc, struct aac_fib_context *ctx, caddr_t uptr)
|
|
{
|
|
int current, error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
current = ctx->ctx_idx;
|
|
if (current == sc->aifq_idx && !ctx->ctx_wrap) {
|
|
/* empty */
|
|
return (EAGAIN);
|
|
}
|
|
error =
|
|
copyout(&sc->aac_aifq[current], (void *)uptr, sizeof(struct aac_fib));
|
|
if (error)
|
|
device_printf(sc->aac_dev,
|
|
"aac_return_aif: copyout returned %d\n", error);
|
|
else {
|
|
ctx->ctx_wrap = 0;
|
|
ctx->ctx_idx = (current + 1) % AAC_AIFQ_LENGTH;
|
|
}
|
|
return(error);
|
|
}
|
|
|
|
static int
|
|
aac_get_pci_info(struct aac_softc *sc, caddr_t uptr)
|
|
{
|
|
struct aac_pci_info {
|
|
u_int32_t bus;
|
|
u_int32_t slot;
|
|
} pciinf;
|
|
int error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
pciinf.bus = pci_get_bus(sc->aac_dev);
|
|
pciinf.slot = pci_get_slot(sc->aac_dev);
|
|
|
|
error = copyout((caddr_t)&pciinf, uptr,
|
|
sizeof(struct aac_pci_info));
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
aac_supported_features(struct aac_softc *sc, caddr_t uptr)
|
|
{
|
|
struct aac_features f;
|
|
int error;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
if ((error = copyin(uptr, &f, sizeof (f))) != 0)
|
|
return (error);
|
|
|
|
/*
|
|
* When the management driver receives FSACTL_GET_FEATURES ioctl with
|
|
* ALL zero in the featuresState, the driver will return the current
|
|
* state of all the supported features, the data field will not be
|
|
* valid.
|
|
* When the management driver receives FSACTL_GET_FEATURES ioctl with
|
|
* a specific bit set in the featuresState, the driver will return the
|
|
* current state of this specific feature and whatever data that are
|
|
* associated with the feature in the data field or perform whatever
|
|
* action needed indicates in the data field.
|
|
*/
|
|
if (f.feat.fValue == 0) {
|
|
f.feat.fBits.largeLBA =
|
|
(sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
|
|
f.feat.fBits.JBODSupport = 1;
|
|
/* TODO: In the future, add other features state here as well */
|
|
} else {
|
|
if (f.feat.fBits.largeLBA)
|
|
f.feat.fBits.largeLBA =
|
|
(sc->flags & AAC_FLAGS_LBA_64BIT) ? 1 : 0;
|
|
/* TODO: Add other features state and data in the future */
|
|
}
|
|
|
|
error = copyout(&f, uptr, sizeof (f));
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* Give the userland some information about the container. The AAC arch
|
|
* expects the driver to be a SCSI passthrough type driver, so it expects
|
|
* the containers to have b:t:l numbers. Fake it.
|
|
*/
|
|
static int
|
|
aac_query_disk(struct aac_softc *sc, caddr_t uptr)
|
|
{
|
|
struct aac_query_disk query_disk;
|
|
struct aac_container *co;
|
|
int error, id;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
error = copyin(uptr, (caddr_t)&query_disk,
|
|
sizeof(struct aac_query_disk));
|
|
if (error) {
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return (error);
|
|
}
|
|
|
|
id = query_disk.ContainerNumber;
|
|
if (id == -1) {
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return (EINVAL);
|
|
}
|
|
|
|
TAILQ_FOREACH(co, &sc->aac_container_tqh, co_link) {
|
|
if (co->co_mntobj.ObjectId == id)
|
|
break;
|
|
}
|
|
|
|
if (co == NULL) {
|
|
query_disk.Valid = 0;
|
|
query_disk.Locked = 0;
|
|
query_disk.Deleted = 1; /* XXX is this right? */
|
|
} else {
|
|
query_disk.Valid = 1;
|
|
query_disk.Locked = 1;
|
|
query_disk.Deleted = 0;
|
|
query_disk.Bus = device_get_unit(sc->aac_dev);
|
|
query_disk.Target = 0;
|
|
query_disk.Lun = 0;
|
|
query_disk.UnMapped = 0;
|
|
}
|
|
|
|
error = copyout((caddr_t)&query_disk, uptr,
|
|
sizeof(struct aac_query_disk));
|
|
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
aac_container_bus(struct aac_softc *sc)
|
|
{
|
|
struct aac_sim *sim;
|
|
device_t child;
|
|
|
|
sim =(struct aac_sim *)malloc(sizeof(struct aac_sim),
|
|
M_AACRAIDBUF, M_NOWAIT | M_ZERO);
|
|
if (sim == NULL) {
|
|
device_printf(sc->aac_dev,
|
|
"No memory to add container bus\n");
|
|
panic("Out of memory?!");
|
|
};
|
|
child = device_add_child(sc->aac_dev, "aacraidp", -1);
|
|
if (child == NULL) {
|
|
device_printf(sc->aac_dev,
|
|
"device_add_child failed for container bus\n");
|
|
free(sim, M_AACRAIDBUF);
|
|
panic("Out of memory?!");
|
|
}
|
|
|
|
sim->TargetsPerBus = AAC_MAX_CONTAINERS;
|
|
sim->BusNumber = 0;
|
|
sim->BusType = CONTAINER_BUS;
|
|
sim->InitiatorBusId = -1;
|
|
sim->aac_sc = sc;
|
|
sim->sim_dev = child;
|
|
sim->aac_cam = NULL;
|
|
|
|
device_set_ivars(child, sim);
|
|
device_set_desc(child, "Container Bus");
|
|
TAILQ_INSERT_TAIL(&sc->aac_sim_tqh, sim, sim_link);
|
|
/*
|
|
device_set_desc(child, aac_describe_code(aac_container_types,
|
|
mir->MntTable[0].VolType));
|
|
*/
|
|
bus_generic_attach(sc->aac_dev);
|
|
}
|
|
|
|
static void
|
|
aac_get_bus_info(struct aac_softc *sc)
|
|
{
|
|
struct aac_fib *fib;
|
|
struct aac_ctcfg *c_cmd;
|
|
struct aac_ctcfg_resp *c_resp;
|
|
struct aac_vmioctl *vmi;
|
|
struct aac_vmi_businf_resp *vmi_resp;
|
|
struct aac_getbusinf businfo;
|
|
struct aac_sim *caminf;
|
|
device_t child;
|
|
int i, error;
|
|
|
|
mtx_lock(&sc->aac_io_lock);
|
|
aac_alloc_sync_fib(sc, &fib);
|
|
c_cmd = (struct aac_ctcfg *)&fib->data[0];
|
|
bzero(c_cmd, sizeof(struct aac_ctcfg));
|
|
|
|
c_cmd->Command = VM_ContainerConfig;
|
|
c_cmd->cmd = CT_GET_SCSI_METHOD;
|
|
c_cmd->param = 0;
|
|
|
|
error = aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof(struct aac_ctcfg));
|
|
if (error) {
|
|
device_printf(sc->aac_dev, "Error %d sending "
|
|
"VM_ContainerConfig command\n", error);
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return;
|
|
}
|
|
|
|
c_resp = (struct aac_ctcfg_resp *)&fib->data[0];
|
|
if (c_resp->Status != ST_OK) {
|
|
device_printf(sc->aac_dev, "VM_ContainerConfig returned 0x%x\n",
|
|
c_resp->Status);
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return;
|
|
}
|
|
|
|
sc->scsi_method_id = c_resp->param;
|
|
|
|
vmi = (struct aac_vmioctl *)&fib->data[0];
|
|
bzero(vmi, sizeof(struct aac_vmioctl));
|
|
|
|
vmi->Command = VM_Ioctl;
|
|
vmi->ObjType = FT_DRIVE;
|
|
vmi->MethId = sc->scsi_method_id;
|
|
vmi->ObjId = 0;
|
|
vmi->IoctlCmd = GetBusInfo;
|
|
|
|
error = aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof(struct aac_vmi_businf_resp));
|
|
if (error) {
|
|
device_printf(sc->aac_dev, "Error %d sending VMIoctl command\n",
|
|
error);
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return;
|
|
}
|
|
|
|
vmi_resp = (struct aac_vmi_businf_resp *)&fib->data[0];
|
|
if (vmi_resp->Status != ST_OK) {
|
|
device_printf(sc->aac_dev, "VM_Ioctl returned %d\n",
|
|
vmi_resp->Status);
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
return;
|
|
}
|
|
|
|
bcopy(&vmi_resp->BusInf, &businfo, sizeof(struct aac_getbusinf));
|
|
aac_release_sync_fib(sc);
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
|
|
for (i = 0; i < businfo.BusCount; i++) {
|
|
if (businfo.BusValid[i] != AAC_BUS_VALID)
|
|
continue;
|
|
|
|
caminf = (struct aac_sim *)malloc( sizeof(struct aac_sim),
|
|
M_AACRAIDBUF, M_NOWAIT | M_ZERO);
|
|
if (caminf == NULL) {
|
|
device_printf(sc->aac_dev,
|
|
"No memory to add passthrough bus %d\n", i);
|
|
break;
|
|
};
|
|
|
|
child = device_add_child(sc->aac_dev, "aacraidp", -1);
|
|
if (child == NULL) {
|
|
device_printf(sc->aac_dev,
|
|
"device_add_child failed for passthrough bus %d\n",
|
|
i);
|
|
free(caminf, M_AACRAIDBUF);
|
|
break;
|
|
}
|
|
|
|
caminf->TargetsPerBus = businfo.TargetsPerBus;
|
|
caminf->BusNumber = i+1;
|
|
caminf->BusType = PASSTHROUGH_BUS;
|
|
caminf->InitiatorBusId = businfo.InitiatorBusId[i];
|
|
caminf->aac_sc = sc;
|
|
caminf->sim_dev = child;
|
|
caminf->aac_cam = NULL;
|
|
|
|
device_set_ivars(child, caminf);
|
|
device_set_desc(child, "SCSI Passthrough Bus");
|
|
TAILQ_INSERT_TAIL(&sc->aac_sim_tqh, caminf, sim_link);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Check to see if the kernel is up and running. If we are in a
|
|
* BlinkLED state, return the BlinkLED code.
|
|
*/
|
|
static u_int32_t
|
|
aac_check_adapter_health(struct aac_softc *sc, u_int8_t *bled)
|
|
{
|
|
u_int32_t ret;
|
|
|
|
ret = AAC_GET_FWSTATUS(sc);
|
|
|
|
if (ret & AAC_UP_AND_RUNNING)
|
|
ret = 0;
|
|
else if (ret & AAC_KERNEL_PANIC && bled)
|
|
*bled = (ret >> 16) & 0xff;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/*
|
|
* Once do an IOP reset, basically have to re-initialize the card as
|
|
* if coming up from a cold boot, and the driver is responsible for
|
|
* any IO that was outstanding to the adapter at the time of the IOP
|
|
* RESET. And prepare the driver for IOP RESET by making the init code
|
|
* modular with the ability to call it from multiple places.
|
|
*/
|
|
static int
|
|
aac_reset_adapter(struct aac_softc *sc)
|
|
{
|
|
struct aac_command *cm;
|
|
struct aac_fib *fib;
|
|
struct aac_pause_command *pc;
|
|
u_int32_t status, reset_mask, waitCount, max_msix_orig;
|
|
int msi_enabled_orig;
|
|
|
|
fwprintf(sc, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
|
|
mtx_assert(&sc->aac_io_lock, MA_OWNED);
|
|
|
|
if (sc->aac_state & AAC_STATE_RESET) {
|
|
device_printf(sc->aac_dev, "aac_reset_adapter() already in progress\n");
|
|
return (EINVAL);
|
|
}
|
|
sc->aac_state |= AAC_STATE_RESET;
|
|
|
|
/* disable interrupt */
|
|
AAC_ACCESS_DEVREG(sc, AAC_DISABLE_INTERRUPT);
|
|
|
|
/*
|
|
* Abort all pending commands:
|
|
* a) on the controller
|
|
*/
|
|
while ((cm = aac_dequeue_busy(sc)) != NULL) {
|
|
cm->cm_flags |= AAC_CMD_RESET;
|
|
|
|
/* is there a completion handler? */
|
|
if (cm->cm_complete != NULL) {
|
|
cm->cm_complete(cm);
|
|
} else {
|
|
/* assume that someone is sleeping on this
|
|
* command
|
|
*/
|
|
wakeup(cm);
|
|
}
|
|
}
|
|
|
|
/* b) in the waiting queues */
|
|
while ((cm = aac_dequeue_ready(sc)) != NULL) {
|
|
cm->cm_flags |= AAC_CMD_RESET;
|
|
|
|
/* is there a completion handler? */
|
|
if (cm->cm_complete != NULL) {
|
|
cm->cm_complete(cm);
|
|
} else {
|
|
/* assume that someone is sleeping on this
|
|
* command
|
|
*/
|
|
wakeup(cm);
|
|
}
|
|
}
|
|
|
|
/* flush drives */
|
|
if (aac_check_adapter_health(sc, NULL) == 0) {
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
(void) aacraid_shutdown(sc->aac_dev);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
}
|
|
|
|
/* execute IOP reset */
|
|
if (sc->aac_support_opt2 & AAC_SUPPORTED_MU_RESET) {
|
|
AAC_MEM0_SETREG4(sc, AAC_IRCSR, AAC_IRCSR_CORES_RST);
|
|
|
|
/* We need to wait for 5 seconds before accessing the MU again
|
|
* 10000 * 100us = 1000,000us = 1000ms = 1s
|
|
*/
|
|
waitCount = 5 * 10000;
|
|
while (waitCount) {
|
|
DELAY(100); /* delay 100 microseconds */
|
|
waitCount--;
|
|
}
|
|
} else if ((aacraid_sync_command(sc,
|
|
AAC_IOP_RESET_ALWAYS, 0, 0, 0, 0, &status, &reset_mask)) != 0) {
|
|
/* call IOP_RESET for older firmware */
|
|
if ((aacraid_sync_command(sc,
|
|
AAC_IOP_RESET, 0, 0, 0, 0, &status, NULL)) != 0) {
|
|
|
|
if (status == AAC_SRB_STS_INVALID_REQUEST)
|
|
device_printf(sc->aac_dev, "IOP_RESET not supported\n");
|
|
else
|
|
/* probably timeout */
|
|
device_printf(sc->aac_dev, "IOP_RESET failed\n");
|
|
|
|
/* unwind aac_shutdown() */
|
|
aac_alloc_sync_fib(sc, &fib);
|
|
pc = (struct aac_pause_command *)&fib->data[0];
|
|
pc->Command = VM_ContainerConfig;
|
|
pc->Type = CT_PAUSE_IO;
|
|
pc->Timeout = 1;
|
|
pc->Min = 1;
|
|
pc->NoRescan = 1;
|
|
|
|
(void) aac_sync_fib(sc, ContainerCommand, 0, fib,
|
|
sizeof (struct aac_pause_command));
|
|
aac_release_sync_fib(sc);
|
|
|
|
goto finish;
|
|
}
|
|
} else if (sc->aac_support_opt2 & AAC_SUPPORTED_DOORBELL_RESET) {
|
|
AAC_MEM0_SETREG4(sc, AAC_SRC_IDBR, reset_mask);
|
|
/*
|
|
* We need to wait for 5 seconds before accessing the doorbell
|
|
* again, 10000 * 100us = 1000,000us = 1000ms = 1s
|
|
*/
|
|
waitCount = 5 * 10000;
|
|
while (waitCount) {
|
|
DELAY(100); /* delay 100 microseconds */
|
|
waitCount--;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initialize the adapter.
|
|
*/
|
|
max_msix_orig = sc->aac_max_msix;
|
|
msi_enabled_orig = sc->msi_enabled;
|
|
sc->msi_enabled = FALSE;
|
|
if (aac_check_firmware(sc) != 0)
|
|
goto finish;
|
|
if (!(sc->flags & AAC_FLAGS_SYNC_MODE)) {
|
|
sc->aac_max_msix = max_msix_orig;
|
|
if (msi_enabled_orig) {
|
|
sc->msi_enabled = msi_enabled_orig;
|
|
AAC_ACCESS_DEVREG(sc, AAC_ENABLE_MSIX);
|
|
}
|
|
mtx_unlock(&sc->aac_io_lock);
|
|
aac_init(sc);
|
|
mtx_lock(&sc->aac_io_lock);
|
|
}
|
|
|
|
finish:
|
|
sc->aac_state &= ~AAC_STATE_RESET;
|
|
AAC_ACCESS_DEVREG(sc, AAC_ENABLE_INTERRUPT);
|
|
aacraid_startio(sc);
|
|
return (0);
|
|
}
|