1230 lines
38 KiB
C
1230 lines
38 KiB
C
/*-
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* Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
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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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* without modification, immediately at the beginning of the file.
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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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/ata.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/endian.h>
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#include <sys/ctype.h>
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#include <sys/conf.h>
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#include <sys/bus.h>
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#include <sys/bio.h>
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#include <sys/malloc.h>
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#include <sys/sysctl.h>
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#include <sys/sema.h>
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#include <sys/taskqueue.h>
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#include <vm/uma.h>
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#include <machine/stdarg.h>
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#include <machine/resource.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <dev/ata/ata-all.h>
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#include <dev/pci/pcivar.h>
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#include <ata_if.h>
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#include <cam/cam.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_sim.h>
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#include <cam/cam_xpt_sim.h>
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#include <cam/cam_debug.h>
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/* prototypes */
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static void ataaction(struct cam_sim *sim, union ccb *ccb);
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static void atapoll(struct cam_sim *sim);
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static void ata_cam_begin_transaction(device_t dev, union ccb *ccb);
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static void ata_cam_end_transaction(device_t dev, struct ata_request *request);
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static void ata_cam_request_sense(device_t dev, struct ata_request *request);
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static int ata_check_ids(device_t dev, union ccb *ccb);
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static void ata_conn_event(void *context, int dummy);
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static void ata_interrupt_locked(void *data);
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static int ata_module_event_handler(module_t mod, int what, void *arg);
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static void ata_periodic_poll(void *data);
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static int ata_str2mode(const char *str);
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/* global vars */
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MALLOC_DEFINE(M_ATA, "ata_generic", "ATA driver generic layer");
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int (*ata_raid_ioctl_func)(u_long cmd, caddr_t data) = NULL;
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devclass_t ata_devclass;
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int ata_dma_check_80pin = 1;
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/* sysctl vars */
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static SYSCTL_NODE(_hw, OID_AUTO, ata, CTLFLAG_RD, 0, "ATA driver parameters");
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SYSCTL_INT(_hw_ata, OID_AUTO, ata_dma_check_80pin,
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CTLFLAG_RWTUN, &ata_dma_check_80pin, 0,
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"Check for 80pin cable before setting ATA DMA mode");
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FEATURE(ata_cam, "ATA devices are accessed through the cam(4) driver");
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/*
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* newbus device interface related functions
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*/
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int
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ata_probe(device_t dev)
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{
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return (BUS_PROBE_LOW_PRIORITY);
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}
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int
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ata_attach(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(dev);
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int error, rid;
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struct cam_devq *devq;
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const char *res;
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char buf[64];
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int i, mode;
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/* check that we have a virgin channel to attach */
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if (ch->r_irq)
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return EEXIST;
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/* initialize the softc basics */
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ch->dev = dev;
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ch->state = ATA_IDLE;
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bzero(&ch->state_mtx, sizeof(struct mtx));
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mtx_init(&ch->state_mtx, "ATA state lock", NULL, MTX_DEF);
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TASK_INIT(&ch->conntask, 0, ata_conn_event, dev);
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for (i = 0; i < 16; i++) {
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ch->user[i].revision = 0;
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snprintf(buf, sizeof(buf), "dev%d.sata_rev", i);
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if (resource_int_value(device_get_name(dev),
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device_get_unit(dev), buf, &mode) != 0 &&
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resource_int_value(device_get_name(dev),
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device_get_unit(dev), "sata_rev", &mode) != 0)
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mode = -1;
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if (mode >= 0)
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ch->user[i].revision = mode;
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ch->user[i].mode = 0;
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snprintf(buf, sizeof(buf), "dev%d.mode", i);
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if (resource_string_value(device_get_name(dev),
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device_get_unit(dev), buf, &res) == 0)
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mode = ata_str2mode(res);
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else if (resource_string_value(device_get_name(dev),
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device_get_unit(dev), "mode", &res) == 0)
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mode = ata_str2mode(res);
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else
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mode = -1;
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if (mode >= 0)
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ch->user[i].mode = mode;
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if (ch->flags & ATA_SATA)
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ch->user[i].bytecount = 8192;
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else
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ch->user[i].bytecount = MAXPHYS;
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ch->user[i].caps = 0;
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ch->curr[i] = ch->user[i];
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if (ch->flags & ATA_SATA) {
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if (ch->pm_level > 0)
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ch->user[i].caps |= CTS_SATA_CAPS_H_PMREQ;
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if (ch->pm_level > 1)
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ch->user[i].caps |= CTS_SATA_CAPS_D_PMREQ;
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} else {
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if (!(ch->flags & ATA_NO_48BIT_DMA))
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ch->user[i].caps |= CTS_ATA_CAPS_H_DMA48;
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}
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}
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callout_init(&ch->poll_callout, 1);
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/* allocate DMA resources if DMA HW present*/
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if (ch->dma.alloc)
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ch->dma.alloc(dev);
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/* setup interrupt delivery */
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rid = ATA_IRQ_RID;
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ch->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
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RF_SHAREABLE | RF_ACTIVE);
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if (!ch->r_irq) {
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device_printf(dev, "unable to allocate interrupt\n");
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return ENXIO;
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}
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if ((error = bus_setup_intr(dev, ch->r_irq, ATA_INTR_FLAGS, NULL,
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ata_interrupt, ch, &ch->ih))) {
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bus_release_resource(dev, SYS_RES_IRQ, rid, ch->r_irq);
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device_printf(dev, "unable to setup interrupt\n");
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return error;
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}
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if (ch->flags & ATA_PERIODIC_POLL)
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callout_reset(&ch->poll_callout, hz, ata_periodic_poll, ch);
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mtx_lock(&ch->state_mtx);
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/* Create the device queue for our SIM. */
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devq = cam_simq_alloc(1);
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if (devq == NULL) {
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device_printf(dev, "Unable to allocate simq\n");
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error = ENOMEM;
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goto err1;
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}
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/* Construct SIM entry */
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ch->sim = cam_sim_alloc(ataaction, atapoll, "ata", ch,
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device_get_unit(dev), &ch->state_mtx, 1, 0, devq);
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if (ch->sim == NULL) {
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device_printf(dev, "unable to allocate sim\n");
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cam_simq_free(devq);
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error = ENOMEM;
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goto err1;
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}
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if (xpt_bus_register(ch->sim, dev, 0) != CAM_SUCCESS) {
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device_printf(dev, "unable to register xpt bus\n");
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error = ENXIO;
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goto err2;
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}
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if (xpt_create_path(&ch->path, /*periph*/NULL, cam_sim_path(ch->sim),
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CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
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device_printf(dev, "unable to create path\n");
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error = ENXIO;
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goto err3;
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}
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mtx_unlock(&ch->state_mtx);
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return (0);
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err3:
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xpt_bus_deregister(cam_sim_path(ch->sim));
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err2:
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cam_sim_free(ch->sim, /*free_devq*/TRUE);
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ch->sim = NULL;
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err1:
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bus_release_resource(dev, SYS_RES_IRQ, rid, ch->r_irq);
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mtx_unlock(&ch->state_mtx);
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if (ch->flags & ATA_PERIODIC_POLL)
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callout_drain(&ch->poll_callout);
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return (error);
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}
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int
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ata_detach(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(dev);
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/* check that we have a valid channel to detach */
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if (!ch->r_irq)
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return ENXIO;
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/* grap the channel lock so no new requests gets launched */
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mtx_lock(&ch->state_mtx);
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ch->state |= ATA_STALL_QUEUE;
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mtx_unlock(&ch->state_mtx);
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if (ch->flags & ATA_PERIODIC_POLL)
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callout_drain(&ch->poll_callout);
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taskqueue_drain(taskqueue_thread, &ch->conntask);
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mtx_lock(&ch->state_mtx);
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xpt_async(AC_LOST_DEVICE, ch->path, NULL);
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xpt_free_path(ch->path);
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xpt_bus_deregister(cam_sim_path(ch->sim));
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cam_sim_free(ch->sim, /*free_devq*/TRUE);
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ch->sim = NULL;
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mtx_unlock(&ch->state_mtx);
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/* release resources */
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bus_teardown_intr(dev, ch->r_irq, ch->ih);
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bus_release_resource(dev, SYS_RES_IRQ, ATA_IRQ_RID, ch->r_irq);
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ch->r_irq = NULL;
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/* free DMA resources if DMA HW present*/
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if (ch->dma.free)
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ch->dma.free(dev);
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mtx_destroy(&ch->state_mtx);
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return 0;
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}
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static void
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ata_conn_event(void *context, int dummy)
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{
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device_t dev = (device_t)context;
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struct ata_channel *ch = device_get_softc(dev);
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union ccb *ccb;
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mtx_lock(&ch->state_mtx);
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if (ch->sim == NULL) {
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mtx_unlock(&ch->state_mtx);
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return;
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}
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ata_reinit(dev);
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if ((ccb = xpt_alloc_ccb_nowait()) == NULL)
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return;
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if (xpt_create_path(&ccb->ccb_h.path, NULL,
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cam_sim_path(ch->sim),
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CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
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xpt_free_ccb(ccb);
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return;
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}
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xpt_rescan(ccb);
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mtx_unlock(&ch->state_mtx);
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}
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int
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ata_reinit(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(dev);
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struct ata_request *request;
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xpt_freeze_simq(ch->sim, 1);
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if ((request = ch->running)) {
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ch->running = NULL;
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if (ch->state == ATA_ACTIVE)
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ch->state = ATA_IDLE;
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callout_stop(&request->callout);
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if (ch->dma.unload)
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ch->dma.unload(request);
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request->result = ERESTART;
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ata_cam_end_transaction(dev, request);
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}
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/* reset the controller HW, the channel and device(s) */
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ATA_RESET(dev);
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/* Tell the XPT about the event */
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xpt_async(AC_BUS_RESET, ch->path, NULL);
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xpt_release_simq(ch->sim, TRUE);
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return(0);
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}
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int
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ata_suspend(device_t dev)
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{
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struct ata_channel *ch;
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/* check for valid device */
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if (!dev || !(ch = device_get_softc(dev)))
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return ENXIO;
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if (ch->flags & ATA_PERIODIC_POLL)
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callout_drain(&ch->poll_callout);
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mtx_lock(&ch->state_mtx);
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xpt_freeze_simq(ch->sim, 1);
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while (ch->state != ATA_IDLE)
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msleep(ch, &ch->state_mtx, PRIBIO, "atasusp", hz/100);
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mtx_unlock(&ch->state_mtx);
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return(0);
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}
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int
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ata_resume(device_t dev)
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{
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struct ata_channel *ch;
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int error;
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/* check for valid device */
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if (!dev || !(ch = device_get_softc(dev)))
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return ENXIO;
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mtx_lock(&ch->state_mtx);
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error = ata_reinit(dev);
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xpt_release_simq(ch->sim, TRUE);
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mtx_unlock(&ch->state_mtx);
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if (ch->flags & ATA_PERIODIC_POLL)
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callout_reset(&ch->poll_callout, hz, ata_periodic_poll, ch);
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return error;
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}
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void
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ata_interrupt(void *data)
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{
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struct ata_channel *ch = (struct ata_channel *)data;
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mtx_lock(&ch->state_mtx);
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ata_interrupt_locked(data);
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mtx_unlock(&ch->state_mtx);
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}
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static void
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ata_interrupt_locked(void *data)
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{
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struct ata_channel *ch = (struct ata_channel *)data;
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struct ata_request *request;
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/* ignore interrupt if its not for us */
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if (ch->hw.status && !ch->hw.status(ch->dev))
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return;
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/* do we have a running request */
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if (!(request = ch->running))
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return;
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ATA_DEBUG_RQ(request, "interrupt");
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/* safetycheck for the right state */
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if (ch->state == ATA_IDLE) {
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device_printf(request->dev, "interrupt on idle channel ignored\n");
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return;
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}
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/*
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* we have the HW locks, so end the transaction for this request
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* if it finishes immediately otherwise wait for next interrupt
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*/
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if (ch->hw.end_transaction(request) == ATA_OP_FINISHED) {
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ch->running = NULL;
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if (ch->state == ATA_ACTIVE)
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ch->state = ATA_IDLE;
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ata_cam_end_transaction(ch->dev, request);
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return;
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}
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}
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static void
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ata_periodic_poll(void *data)
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{
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struct ata_channel *ch = (struct ata_channel *)data;
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callout_reset(&ch->poll_callout, hz, ata_periodic_poll, ch);
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ata_interrupt(ch);
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}
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void
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ata_print_cable(device_t dev, u_int8_t *who)
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{
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device_printf(dev,
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"DMA limited to UDMA33, %s found non-ATA66 cable\n", who);
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}
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/*
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* misc support functions
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*/
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void
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ata_default_registers(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(dev);
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/* fill in the defaults from whats setup already */
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ch->r_io[ATA_ERROR].res = ch->r_io[ATA_FEATURE].res;
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ch->r_io[ATA_ERROR].offset = ch->r_io[ATA_FEATURE].offset;
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ch->r_io[ATA_IREASON].res = ch->r_io[ATA_COUNT].res;
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ch->r_io[ATA_IREASON].offset = ch->r_io[ATA_COUNT].offset;
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ch->r_io[ATA_STATUS].res = ch->r_io[ATA_COMMAND].res;
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ch->r_io[ATA_STATUS].offset = ch->r_io[ATA_COMMAND].offset;
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ch->r_io[ATA_ALTSTAT].res = ch->r_io[ATA_CONTROL].res;
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ch->r_io[ATA_ALTSTAT].offset = ch->r_io[ATA_CONTROL].offset;
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}
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|
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void
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ata_udelay(int interval)
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{
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/* for now just use DELAY, the timer/sleep subsystems are not there yet */
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if (1 || interval < (1000000/hz) || ata_delayed_attach)
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DELAY(interval);
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else
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pause("ataslp", interval/(1000000/hz));
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}
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|
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const char *
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ata_cmd2str(struct ata_request *request)
|
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{
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static char buffer[20];
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if (request->flags & ATA_R_ATAPI) {
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switch (request->u.atapi.sense.key ?
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request->u.atapi.saved_cmd : request->u.atapi.ccb[0]) {
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case 0x00: return ("TEST_UNIT_READY");
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case 0x01: return ("REZERO");
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case 0x03: return ("REQUEST_SENSE");
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case 0x04: return ("FORMAT");
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case 0x08: return ("READ");
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case 0x0a: return ("WRITE");
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case 0x10: return ("WEOF");
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case 0x11: return ("SPACE");
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case 0x12: return ("INQUIRY");
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case 0x15: return ("MODE_SELECT");
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case 0x19: return ("ERASE");
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case 0x1a: return ("MODE_SENSE");
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case 0x1b: return ("START_STOP");
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case 0x1e: return ("PREVENT_ALLOW");
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case 0x23: return ("ATAPI_READ_FORMAT_CAPACITIES");
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case 0x25: return ("READ_CAPACITY");
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case 0x28: return ("READ_BIG");
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case 0x2a: return ("WRITE_BIG");
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case 0x2b: return ("LOCATE");
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case 0x34: return ("READ_POSITION");
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case 0x35: return ("SYNCHRONIZE_CACHE");
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case 0x3b: return ("WRITE_BUFFER");
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case 0x3c: return ("READ_BUFFER");
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case 0x42: return ("READ_SUBCHANNEL");
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case 0x43: return ("READ_TOC");
|
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case 0x45: return ("PLAY_10");
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case 0x47: return ("PLAY_MSF");
|
|
case 0x48: return ("PLAY_TRACK");
|
|
case 0x4b: return ("PAUSE");
|
|
case 0x51: return ("READ_DISK_INFO");
|
|
case 0x52: return ("READ_TRACK_INFO");
|
|
case 0x53: return ("RESERVE_TRACK");
|
|
case 0x54: return ("SEND_OPC_INFO");
|
|
case 0x55: return ("MODE_SELECT_BIG");
|
|
case 0x58: return ("REPAIR_TRACK");
|
|
case 0x59: return ("READ_MASTER_CUE");
|
|
case 0x5a: return ("MODE_SENSE_BIG");
|
|
case 0x5b: return ("CLOSE_TRACK/SESSION");
|
|
case 0x5c: return ("READ_BUFFER_CAPACITY");
|
|
case 0x5d: return ("SEND_CUE_SHEET");
|
|
case 0x96: return ("SERVICE_ACTION_IN");
|
|
case 0xa1: return ("BLANK_CMD");
|
|
case 0xa3: return ("SEND_KEY");
|
|
case 0xa4: return ("REPORT_KEY");
|
|
case 0xa5: return ("PLAY_12");
|
|
case 0xa6: return ("LOAD_UNLOAD");
|
|
case 0xad: return ("READ_DVD_STRUCTURE");
|
|
case 0xb4: return ("PLAY_CD");
|
|
case 0xbb: return ("SET_SPEED");
|
|
case 0xbd: return ("MECH_STATUS");
|
|
case 0xbe: return ("READ_CD");
|
|
case 0xff: return ("POLL_DSC");
|
|
}
|
|
} else {
|
|
switch (request->u.ata.command) {
|
|
case 0x00:
|
|
switch (request->u.ata.feature) {
|
|
case 0x00: return ("NOP FLUSHQUEUE");
|
|
case 0x01: return ("NOP AUTOPOLL");
|
|
}
|
|
return ("NOP");
|
|
case 0x03: return ("CFA_REQUEST_EXTENDED_ERROR");
|
|
case 0x06:
|
|
switch (request->u.ata.feature) {
|
|
case 0x01: return ("DSM TRIM");
|
|
}
|
|
return "DSM";
|
|
case 0x08: return ("DEVICE_RESET");
|
|
case 0x20: return ("READ");
|
|
case 0x24: return ("READ48");
|
|
case 0x25: return ("READ_DMA48");
|
|
case 0x26: return ("READ_DMA_QUEUED48");
|
|
case 0x27: return ("READ_NATIVE_MAX_ADDRESS48");
|
|
case 0x29: return ("READ_MUL48");
|
|
case 0x2a: return ("READ_STREAM_DMA48");
|
|
case 0x2b: return ("READ_STREAM48");
|
|
case 0x2f: return ("READ_LOG_EXT");
|
|
case 0x30: return ("WRITE");
|
|
case 0x34: return ("WRITE48");
|
|
case 0x35: return ("WRITE_DMA48");
|
|
case 0x36: return ("WRITE_DMA_QUEUED48");
|
|
case 0x37: return ("SET_MAX_ADDRESS48");
|
|
case 0x39: return ("WRITE_MUL48");
|
|
case 0x3a: return ("WRITE_STREAM_DMA48");
|
|
case 0x3b: return ("WRITE_STREAM48");
|
|
case 0x3d: return ("WRITE_DMA_FUA48");
|
|
case 0x3e: return ("WRITE_DMA_QUEUED_FUA48");
|
|
case 0x3f: return ("WRITE_LOG_EXT");
|
|
case 0x40: return ("READ_VERIFY");
|
|
case 0x42: return ("READ_VERIFY48");
|
|
case 0x45:
|
|
switch (request->u.ata.feature) {
|
|
case 0x55: return ("WRITE_UNCORRECTABLE48 PSEUDO");
|
|
case 0xaa: return ("WRITE_UNCORRECTABLE48 FLAGGED");
|
|
}
|
|
return "WRITE_UNCORRECTABLE48";
|
|
case 0x51: return ("CONFIGURE_STREAM");
|
|
case 0x60: return ("READ_FPDMA_QUEUED");
|
|
case 0x61: return ("WRITE_FPDMA_QUEUED");
|
|
case 0x63: return ("NCQ_NON_DATA");
|
|
case 0x64: return ("SEND_FPDMA_QUEUED");
|
|
case 0x65: return ("RECEIVE_FPDMA_QUEUED");
|
|
case 0x67:
|
|
if (request->u.ata.feature == 0xec)
|
|
return ("SEP_ATTN IDENTIFY");
|
|
switch (request->u.ata.lba) {
|
|
case 0x00: return ("SEP_ATTN READ BUFFER");
|
|
case 0x02: return ("SEP_ATTN RECEIVE DIAGNOSTIC RESULTS");
|
|
case 0x80: return ("SEP_ATTN WRITE BUFFER");
|
|
case 0x82: return ("SEP_ATTN SEND DIAGNOSTIC");
|
|
}
|
|
return ("SEP_ATTN");
|
|
case 0x70: return ("SEEK");
|
|
case 0x87: return ("CFA_TRANSLATE_SECTOR");
|
|
case 0x90: return ("EXECUTE_DEVICE_DIAGNOSTIC");
|
|
case 0x92: return ("DOWNLOAD_MICROCODE");
|
|
case 0xa0: return ("PACKET");
|
|
case 0xa1: return ("ATAPI_IDENTIFY");
|
|
case 0xa2: return ("SERVICE");
|
|
case 0xb0:
|
|
switch(request->u.ata.feature) {
|
|
case 0xd0: return ("SMART READ ATTR VALUES");
|
|
case 0xd1: return ("SMART READ ATTR THRESHOLDS");
|
|
case 0xd3: return ("SMART SAVE ATTR VALUES");
|
|
case 0xd4: return ("SMART EXECUTE OFFLINE IMMEDIATE");
|
|
case 0xd5: return ("SMART READ LOG DATA");
|
|
case 0xd8: return ("SMART ENABLE OPERATION");
|
|
case 0xd9: return ("SMART DISABLE OPERATION");
|
|
case 0xda: return ("SMART RETURN STATUS");
|
|
}
|
|
return ("SMART");
|
|
case 0xb1: return ("DEVICE CONFIGURATION");
|
|
case 0xc0: return ("CFA_ERASE");
|
|
case 0xc4: return ("READ_MUL");
|
|
case 0xc5: return ("WRITE_MUL");
|
|
case 0xc6: return ("SET_MULTI");
|
|
case 0xc7: return ("READ_DMA_QUEUED");
|
|
case 0xc8: return ("READ_DMA");
|
|
case 0xca: return ("WRITE_DMA");
|
|
case 0xcc: return ("WRITE_DMA_QUEUED");
|
|
case 0xcd: return ("CFA_WRITE_MULTIPLE_WITHOUT_ERASE");
|
|
case 0xce: return ("WRITE_MUL_FUA48");
|
|
case 0xd1: return ("CHECK_MEDIA_CARD_TYPE");
|
|
case 0xda: return ("GET_MEDIA_STATUS");
|
|
case 0xde: return ("MEDIA_LOCK");
|
|
case 0xdf: return ("MEDIA_UNLOCK");
|
|
case 0xe0: return ("STANDBY_IMMEDIATE");
|
|
case 0xe1: return ("IDLE_IMMEDIATE");
|
|
case 0xe2: return ("STANDBY");
|
|
case 0xe3: return ("IDLE");
|
|
case 0xe4: return ("READ_BUFFER/PM");
|
|
case 0xe5: return ("CHECK_POWER_MODE");
|
|
case 0xe6: return ("SLEEP");
|
|
case 0xe7: return ("FLUSHCACHE");
|
|
case 0xe8: return ("WRITE_PM");
|
|
case 0xea: return ("FLUSHCACHE48");
|
|
case 0xec: return ("ATA_IDENTIFY");
|
|
case 0xed: return ("MEDIA_EJECT");
|
|
case 0xef:
|
|
switch (request->u.ata.feature) {
|
|
case 0x03: return ("SETFEATURES SET TRANSFER MODE");
|
|
case 0x02: return ("SETFEATURES ENABLE WCACHE");
|
|
case 0x82: return ("SETFEATURES DISABLE WCACHE");
|
|
case 0x06: return ("SETFEATURES ENABLE PUIS");
|
|
case 0x86: return ("SETFEATURES DISABLE PUIS");
|
|
case 0x07: return ("SETFEATURES SPIN-UP");
|
|
case 0x10: return ("SETFEATURES ENABLE SATA FEATURE");
|
|
case 0x90: return ("SETFEATURES DISABLE SATA FEATURE");
|
|
case 0xaa: return ("SETFEATURES ENABLE RCACHE");
|
|
case 0x55: return ("SETFEATURES DISABLE RCACHE");
|
|
case 0x5d: return ("SETFEATURES ENABLE RELIRQ");
|
|
case 0xdd: return ("SETFEATURES DISABLE RELIRQ");
|
|
case 0x5e: return ("SETFEATURES ENABLE SRVIRQ");
|
|
case 0xde: return ("SETFEATURES DISABLE SRVIRQ");
|
|
}
|
|
return "SETFEATURES";
|
|
case 0xf1: return ("SECURITY_SET_PASSWORD");
|
|
case 0xf2: return ("SECURITY_UNLOCK");
|
|
case 0xf3: return ("SECURITY_ERASE_PREPARE");
|
|
case 0xf4: return ("SECURITY_ERASE_UNIT");
|
|
case 0xf5: return ("SECURITY_FREEZE_LOCK");
|
|
case 0xf6: return ("SECURITY_DISABLE_PASSWORD");
|
|
case 0xf8: return ("READ_NATIVE_MAX_ADDRESS");
|
|
case 0xf9: return ("SET_MAX_ADDRESS");
|
|
}
|
|
}
|
|
sprintf(buffer, "unknown CMD (0x%02x)", request->u.ata.command);
|
|
return (buffer);
|
|
}
|
|
|
|
const char *
|
|
ata_mode2str(int mode)
|
|
{
|
|
switch (mode) {
|
|
case -1: return "UNSUPPORTED";
|
|
case ATA_PIO0: return "PIO0";
|
|
case ATA_PIO1: return "PIO1";
|
|
case ATA_PIO2: return "PIO2";
|
|
case ATA_PIO3: return "PIO3";
|
|
case ATA_PIO4: return "PIO4";
|
|
case ATA_WDMA0: return "WDMA0";
|
|
case ATA_WDMA1: return "WDMA1";
|
|
case ATA_WDMA2: return "WDMA2";
|
|
case ATA_UDMA0: return "UDMA16";
|
|
case ATA_UDMA1: return "UDMA25";
|
|
case ATA_UDMA2: return "UDMA33";
|
|
case ATA_UDMA3: return "UDMA40";
|
|
case ATA_UDMA4: return "UDMA66";
|
|
case ATA_UDMA5: return "UDMA100";
|
|
case ATA_UDMA6: return "UDMA133";
|
|
case ATA_SA150: return "SATA150";
|
|
case ATA_SA300: return "SATA300";
|
|
case ATA_SA600: return "SATA600";
|
|
default:
|
|
if (mode & ATA_DMA_MASK)
|
|
return "BIOSDMA";
|
|
else
|
|
return "BIOSPIO";
|
|
}
|
|
}
|
|
|
|
static int
|
|
ata_str2mode(const char *str)
|
|
{
|
|
|
|
if (!strcasecmp(str, "PIO0")) return (ATA_PIO0);
|
|
if (!strcasecmp(str, "PIO1")) return (ATA_PIO1);
|
|
if (!strcasecmp(str, "PIO2")) return (ATA_PIO2);
|
|
if (!strcasecmp(str, "PIO3")) return (ATA_PIO3);
|
|
if (!strcasecmp(str, "PIO4")) return (ATA_PIO4);
|
|
if (!strcasecmp(str, "WDMA0")) return (ATA_WDMA0);
|
|
if (!strcasecmp(str, "WDMA1")) return (ATA_WDMA1);
|
|
if (!strcasecmp(str, "WDMA2")) return (ATA_WDMA2);
|
|
if (!strcasecmp(str, "UDMA0")) return (ATA_UDMA0);
|
|
if (!strcasecmp(str, "UDMA16")) return (ATA_UDMA0);
|
|
if (!strcasecmp(str, "UDMA1")) return (ATA_UDMA1);
|
|
if (!strcasecmp(str, "UDMA25")) return (ATA_UDMA1);
|
|
if (!strcasecmp(str, "UDMA2")) return (ATA_UDMA2);
|
|
if (!strcasecmp(str, "UDMA33")) return (ATA_UDMA2);
|
|
if (!strcasecmp(str, "UDMA3")) return (ATA_UDMA3);
|
|
if (!strcasecmp(str, "UDMA44")) return (ATA_UDMA3);
|
|
if (!strcasecmp(str, "UDMA4")) return (ATA_UDMA4);
|
|
if (!strcasecmp(str, "UDMA66")) return (ATA_UDMA4);
|
|
if (!strcasecmp(str, "UDMA5")) return (ATA_UDMA5);
|
|
if (!strcasecmp(str, "UDMA100")) return (ATA_UDMA5);
|
|
if (!strcasecmp(str, "UDMA6")) return (ATA_UDMA6);
|
|
if (!strcasecmp(str, "UDMA133")) return (ATA_UDMA6);
|
|
return (-1);
|
|
}
|
|
|
|
int
|
|
ata_atapi(device_t dev, int target)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
|
|
return (ch->devices & (ATA_ATAPI_MASTER << target));
|
|
}
|
|
|
|
void
|
|
ata_timeout(struct ata_request *request)
|
|
{
|
|
struct ata_channel *ch;
|
|
|
|
ch = device_get_softc(request->parent);
|
|
//request->flags |= ATA_R_DEBUG;
|
|
ATA_DEBUG_RQ(request, "timeout");
|
|
|
|
/*
|
|
* If we have an ATA_ACTIVE request running, we flag the request
|
|
* ATA_R_TIMEOUT so ata_cam_end_transaction() will handle it correctly.
|
|
* Also, NULL out the running request so we wont loose the race with
|
|
* an eventual interrupt arriving late.
|
|
*/
|
|
if (ch->state == ATA_ACTIVE) {
|
|
request->flags |= ATA_R_TIMEOUT;
|
|
if (ch->dma.unload)
|
|
ch->dma.unload(request);
|
|
ch->running = NULL;
|
|
ch->state = ATA_IDLE;
|
|
ata_cam_end_transaction(ch->dev, request);
|
|
}
|
|
mtx_unlock(&ch->state_mtx);
|
|
}
|
|
|
|
static void
|
|
ata_cam_begin_transaction(device_t dev, union ccb *ccb)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
struct ata_request *request;
|
|
|
|
request = &ch->request;
|
|
bzero(request, sizeof(*request));
|
|
|
|
/* setup request */
|
|
request->dev = NULL;
|
|
request->parent = dev;
|
|
request->unit = ccb->ccb_h.target_id;
|
|
if (ccb->ccb_h.func_code == XPT_ATA_IO) {
|
|
request->data = ccb->ataio.data_ptr;
|
|
request->bytecount = ccb->ataio.dxfer_len;
|
|
request->u.ata.command = ccb->ataio.cmd.command;
|
|
request->u.ata.feature = ((uint16_t)ccb->ataio.cmd.features_exp << 8) |
|
|
(uint16_t)ccb->ataio.cmd.features;
|
|
request->u.ata.count = ((uint16_t)ccb->ataio.cmd.sector_count_exp << 8) |
|
|
(uint16_t)ccb->ataio.cmd.sector_count;
|
|
if (ccb->ataio.cmd.flags & CAM_ATAIO_48BIT) {
|
|
request->flags |= ATA_R_48BIT;
|
|
request->u.ata.lba =
|
|
((uint64_t)ccb->ataio.cmd.lba_high_exp << 40) |
|
|
((uint64_t)ccb->ataio.cmd.lba_mid_exp << 32) |
|
|
((uint64_t)ccb->ataio.cmd.lba_low_exp << 24);
|
|
} else {
|
|
request->u.ata.lba =
|
|
((uint64_t)(ccb->ataio.cmd.device & 0x0f) << 24);
|
|
}
|
|
request->u.ata.lba |= ((uint64_t)ccb->ataio.cmd.lba_high << 16) |
|
|
((uint64_t)ccb->ataio.cmd.lba_mid << 8) |
|
|
(uint64_t)ccb->ataio.cmd.lba_low;
|
|
if (ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT)
|
|
request->flags |= ATA_R_NEEDRESULT;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&
|
|
ccb->ataio.cmd.flags & CAM_ATAIO_DMA)
|
|
request->flags |= ATA_R_DMA;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
|
|
request->flags |= ATA_R_READ;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
|
|
request->flags |= ATA_R_WRITE;
|
|
if (ccb->ataio.cmd.command == ATA_READ_MUL ||
|
|
ccb->ataio.cmd.command == ATA_READ_MUL48 ||
|
|
ccb->ataio.cmd.command == ATA_WRITE_MUL ||
|
|
ccb->ataio.cmd.command == ATA_WRITE_MUL48) {
|
|
request->transfersize = min(request->bytecount,
|
|
ch->curr[ccb->ccb_h.target_id].bytecount);
|
|
} else
|
|
request->transfersize = min(request->bytecount, 512);
|
|
} else {
|
|
request->data = ccb->csio.data_ptr;
|
|
request->bytecount = ccb->csio.dxfer_len;
|
|
bcopy((ccb->ccb_h.flags & CAM_CDB_POINTER) ?
|
|
ccb->csio.cdb_io.cdb_ptr : ccb->csio.cdb_io.cdb_bytes,
|
|
request->u.atapi.ccb, ccb->csio.cdb_len);
|
|
request->flags |= ATA_R_ATAPI;
|
|
if (ch->curr[ccb->ccb_h.target_id].atapi == 16)
|
|
request->flags |= ATA_R_ATAPI16;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE &&
|
|
ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)
|
|
request->flags |= ATA_R_DMA;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN)
|
|
request->flags |= ATA_R_READ;
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
|
|
request->flags |= ATA_R_WRITE;
|
|
request->transfersize = min(request->bytecount,
|
|
ch->curr[ccb->ccb_h.target_id].bytecount);
|
|
}
|
|
request->retries = 0;
|
|
request->timeout = (ccb->ccb_h.timeout + 999) / 1000;
|
|
callout_init_mtx(&request->callout, &ch->state_mtx, CALLOUT_RETURNUNLOCKED);
|
|
request->ccb = ccb;
|
|
request->flags |= ATA_R_DATA_IN_CCB;
|
|
|
|
ch->running = request;
|
|
ch->state = ATA_ACTIVE;
|
|
if (ch->hw.begin_transaction(request) == ATA_OP_FINISHED) {
|
|
ch->running = NULL;
|
|
ch->state = ATA_IDLE;
|
|
ata_cam_end_transaction(dev, request);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_cam_request_sense(device_t dev, struct ata_request *request)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
union ccb *ccb = request->ccb;
|
|
|
|
ch->requestsense = 1;
|
|
|
|
bzero(request, sizeof(*request));
|
|
request->dev = NULL;
|
|
request->parent = dev;
|
|
request->unit = ccb->ccb_h.target_id;
|
|
request->data = (void *)&ccb->csio.sense_data;
|
|
request->bytecount = ccb->csio.sense_len;
|
|
request->u.atapi.ccb[0] = ATAPI_REQUEST_SENSE;
|
|
request->u.atapi.ccb[4] = ccb->csio.sense_len;
|
|
request->flags |= ATA_R_ATAPI;
|
|
if (ch->curr[ccb->ccb_h.target_id].atapi == 16)
|
|
request->flags |= ATA_R_ATAPI16;
|
|
if (ch->curr[ccb->ccb_h.target_id].mode >= ATA_DMA)
|
|
request->flags |= ATA_R_DMA;
|
|
request->flags |= ATA_R_READ;
|
|
request->transfersize = min(request->bytecount,
|
|
ch->curr[ccb->ccb_h.target_id].bytecount);
|
|
request->retries = 0;
|
|
request->timeout = (ccb->ccb_h.timeout + 999) / 1000;
|
|
callout_init_mtx(&request->callout, &ch->state_mtx, CALLOUT_RETURNUNLOCKED);
|
|
request->ccb = ccb;
|
|
|
|
ch->running = request;
|
|
ch->state = ATA_ACTIVE;
|
|
if (ch->hw.begin_transaction(request) == ATA_OP_FINISHED) {
|
|
ch->running = NULL;
|
|
ch->state = ATA_IDLE;
|
|
ata_cam_end_transaction(dev, request);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ata_cam_process_sense(device_t dev, struct ata_request *request)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
union ccb *ccb = request->ccb;
|
|
int fatalerr = 0;
|
|
|
|
ch->requestsense = 0;
|
|
|
|
if (request->flags & ATA_R_TIMEOUT)
|
|
fatalerr = 1;
|
|
if ((request->flags & ATA_R_TIMEOUT) == 0 &&
|
|
(request->status & ATA_S_ERROR) == 0 &&
|
|
request->result == 0) {
|
|
ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
|
|
} else {
|
|
ccb->ccb_h.status &= ~CAM_STATUS_MASK;
|
|
ccb->ccb_h.status |= CAM_AUTOSENSE_FAIL;
|
|
}
|
|
|
|
xpt_done(ccb);
|
|
/* Do error recovery if needed. */
|
|
if (fatalerr)
|
|
ata_reinit(dev);
|
|
}
|
|
|
|
static void
|
|
ata_cam_end_transaction(device_t dev, struct ata_request *request)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
union ccb *ccb = request->ccb;
|
|
int fatalerr = 0;
|
|
|
|
if (ch->requestsense) {
|
|
ata_cam_process_sense(dev, request);
|
|
return;
|
|
}
|
|
|
|
ccb->ccb_h.status &= ~CAM_STATUS_MASK;
|
|
if (request->flags & ATA_R_TIMEOUT) {
|
|
xpt_freeze_simq(ch->sim, 1);
|
|
ccb->ccb_h.status &= ~CAM_STATUS_MASK;
|
|
ccb->ccb_h.status |= CAM_CMD_TIMEOUT | CAM_RELEASE_SIMQ;
|
|
fatalerr = 1;
|
|
} else if (request->status & ATA_S_ERROR) {
|
|
if (ccb->ccb_h.func_code == XPT_ATA_IO) {
|
|
ccb->ccb_h.status |= CAM_ATA_STATUS_ERROR;
|
|
} else {
|
|
ccb->ccb_h.status |= CAM_SCSI_STATUS_ERROR;
|
|
ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
|
|
}
|
|
} else if (request->result == ERESTART)
|
|
ccb->ccb_h.status |= CAM_REQUEUE_REQ;
|
|
else if (request->result != 0)
|
|
ccb->ccb_h.status |= CAM_REQ_CMP_ERR;
|
|
else
|
|
ccb->ccb_h.status |= CAM_REQ_CMP;
|
|
if ((ccb->ccb_h.status & CAM_STATUS_MASK) != CAM_REQ_CMP &&
|
|
!(ccb->ccb_h.status & CAM_DEV_QFRZN)) {
|
|
xpt_freeze_devq(ccb->ccb_h.path, 1);
|
|
ccb->ccb_h.status |= CAM_DEV_QFRZN;
|
|
}
|
|
if (ccb->ccb_h.func_code == XPT_ATA_IO &&
|
|
((request->status & ATA_S_ERROR) ||
|
|
(ccb->ataio.cmd.flags & CAM_ATAIO_NEEDRESULT))) {
|
|
struct ata_res *res = &ccb->ataio.res;
|
|
res->status = request->status;
|
|
res->error = request->error;
|
|
res->lba_low = request->u.ata.lba;
|
|
res->lba_mid = request->u.ata.lba >> 8;
|
|
res->lba_high = request->u.ata.lba >> 16;
|
|
res->device = request->u.ata.lba >> 24;
|
|
res->lba_low_exp = request->u.ata.lba >> 24;
|
|
res->lba_mid_exp = request->u.ata.lba >> 32;
|
|
res->lba_high_exp = request->u.ata.lba >> 40;
|
|
res->sector_count = request->u.ata.count;
|
|
res->sector_count_exp = request->u.ata.count >> 8;
|
|
}
|
|
if ((ccb->ccb_h.flags & CAM_DIR_MASK) != CAM_DIR_NONE) {
|
|
if (ccb->ccb_h.func_code == XPT_ATA_IO) {
|
|
ccb->ataio.resid =
|
|
ccb->ataio.dxfer_len - request->donecount;
|
|
} else {
|
|
ccb->csio.resid =
|
|
ccb->csio.dxfer_len - request->donecount;
|
|
}
|
|
}
|
|
if ((ccb->ccb_h.status & CAM_STATUS_MASK) == CAM_SCSI_STATUS_ERROR &&
|
|
(ccb->ccb_h.flags & CAM_DIS_AUTOSENSE) == 0)
|
|
ata_cam_request_sense(dev, request);
|
|
else
|
|
xpt_done(ccb);
|
|
/* Do error recovery if needed. */
|
|
if (fatalerr)
|
|
ata_reinit(dev);
|
|
}
|
|
|
|
static int
|
|
ata_check_ids(device_t dev, union ccb *ccb)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(dev);
|
|
|
|
if (ccb->ccb_h.target_id > ((ch->flags & ATA_NO_SLAVE) ? 0 : 1)) {
|
|
ccb->ccb_h.status = CAM_TID_INVALID;
|
|
xpt_done(ccb);
|
|
return (-1);
|
|
}
|
|
if (ccb->ccb_h.target_lun != 0) {
|
|
ccb->ccb_h.status = CAM_LUN_INVALID;
|
|
xpt_done(ccb);
|
|
return (-1);
|
|
}
|
|
/*
|
|
* It's a programming error to see AUXILIARY register requests.
|
|
*/
|
|
KASSERT(ccb->ccb_h.func_code != XPT_ATA_IO ||
|
|
((ccb->ataio.ata_flags & ATA_FLAG_AUX) == 0),
|
|
("AUX register unsupported"));
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
ataaction(struct cam_sim *sim, union ccb *ccb)
|
|
{
|
|
device_t dev, parent;
|
|
struct ata_channel *ch;
|
|
|
|
CAM_DEBUG(ccb->ccb_h.path, CAM_DEBUG_TRACE, ("ataaction func_code=%x\n",
|
|
ccb->ccb_h.func_code));
|
|
|
|
ch = (struct ata_channel *)cam_sim_softc(sim);
|
|
dev = ch->dev;
|
|
switch (ccb->ccb_h.func_code) {
|
|
/* Common cases first */
|
|
case XPT_ATA_IO: /* Execute the requested I/O operation */
|
|
case XPT_SCSI_IO:
|
|
if (ata_check_ids(dev, ccb))
|
|
return;
|
|
if ((ch->devices & ((ATA_ATA_MASTER | ATA_ATAPI_MASTER)
|
|
<< ccb->ccb_h.target_id)) == 0) {
|
|
ccb->ccb_h.status = CAM_SEL_TIMEOUT;
|
|
break;
|
|
}
|
|
if (ch->running)
|
|
device_printf(dev, "already running!\n");
|
|
if (ccb->ccb_h.func_code == XPT_ATA_IO &&
|
|
(ccb->ataio.cmd.flags & CAM_ATAIO_CONTROL) &&
|
|
(ccb->ataio.cmd.control & ATA_A_RESET)) {
|
|
struct ata_res *res = &ccb->ataio.res;
|
|
|
|
bzero(res, sizeof(*res));
|
|
if (ch->devices & (ATA_ATA_MASTER << ccb->ccb_h.target_id)) {
|
|
res->lba_high = 0;
|
|
res->lba_mid = 0;
|
|
} else {
|
|
res->lba_high = 0xeb;
|
|
res->lba_mid = 0x14;
|
|
}
|
|
ccb->ccb_h.status = CAM_REQ_CMP;
|
|
break;
|
|
}
|
|
ata_cam_begin_transaction(dev, ccb);
|
|
return;
|
|
case XPT_EN_LUN: /* Enable LUN as a target */
|
|
case XPT_TARGET_IO: /* Execute target I/O request */
|
|
case XPT_ACCEPT_TARGET_IO: /* Accept Host Target Mode CDB */
|
|
case XPT_CONT_TARGET_IO: /* Continue Host Target I/O Connection*/
|
|
case XPT_ABORT: /* Abort the specified CCB */
|
|
/* XXX Implement */
|
|
ccb->ccb_h.status = CAM_REQ_INVALID;
|
|
break;
|
|
case XPT_SET_TRAN_SETTINGS:
|
|
{
|
|
struct ccb_trans_settings *cts = &ccb->cts;
|
|
struct ata_cam_device *d;
|
|
|
|
if (ata_check_ids(dev, ccb))
|
|
return;
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
|
|
d = &ch->curr[ccb->ccb_h.target_id];
|
|
else
|
|
d = &ch->user[ccb->ccb_h.target_id];
|
|
if (ch->flags & ATA_SATA) {
|
|
if (cts->xport_specific.sata.valid & CTS_SATA_VALID_REVISION)
|
|
d->revision = cts->xport_specific.sata.revision;
|
|
if (cts->xport_specific.sata.valid & CTS_SATA_VALID_MODE) {
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
|
|
d->mode = ATA_SETMODE(ch->dev,
|
|
ccb->ccb_h.target_id,
|
|
cts->xport_specific.sata.mode);
|
|
} else
|
|
d->mode = cts->xport_specific.sata.mode;
|
|
}
|
|
if (cts->xport_specific.sata.valid & CTS_SATA_VALID_BYTECOUNT)
|
|
d->bytecount = min(8192, cts->xport_specific.sata.bytecount);
|
|
if (cts->xport_specific.sata.valid & CTS_SATA_VALID_ATAPI)
|
|
d->atapi = cts->xport_specific.sata.atapi;
|
|
if (cts->xport_specific.sata.valid & CTS_SATA_VALID_CAPS)
|
|
d->caps = cts->xport_specific.sata.caps;
|
|
} else {
|
|
if (cts->xport_specific.ata.valid & CTS_ATA_VALID_MODE) {
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
|
|
d->mode = ATA_SETMODE(ch->dev,
|
|
ccb->ccb_h.target_id,
|
|
cts->xport_specific.ata.mode);
|
|
} else
|
|
d->mode = cts->xport_specific.ata.mode;
|
|
}
|
|
if (cts->xport_specific.ata.valid & CTS_ATA_VALID_BYTECOUNT)
|
|
d->bytecount = cts->xport_specific.ata.bytecount;
|
|
if (cts->xport_specific.ata.valid & CTS_ATA_VALID_ATAPI)
|
|
d->atapi = cts->xport_specific.ata.atapi;
|
|
if (cts->xport_specific.ata.valid & CTS_ATA_VALID_CAPS)
|
|
d->caps = cts->xport_specific.ata.caps;
|
|
}
|
|
ccb->ccb_h.status = CAM_REQ_CMP;
|
|
break;
|
|
}
|
|
case XPT_GET_TRAN_SETTINGS:
|
|
{
|
|
struct ccb_trans_settings *cts = &ccb->cts;
|
|
struct ata_cam_device *d;
|
|
|
|
if (ata_check_ids(dev, ccb))
|
|
return;
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS)
|
|
d = &ch->curr[ccb->ccb_h.target_id];
|
|
else
|
|
d = &ch->user[ccb->ccb_h.target_id];
|
|
cts->protocol = PROTO_UNSPECIFIED;
|
|
cts->protocol_version = PROTO_VERSION_UNSPECIFIED;
|
|
if (ch->flags & ATA_SATA) {
|
|
cts->transport = XPORT_SATA;
|
|
cts->transport_version = XPORT_VERSION_UNSPECIFIED;
|
|
cts->xport_specific.sata.valid = 0;
|
|
cts->xport_specific.sata.mode = d->mode;
|
|
cts->xport_specific.sata.valid |= CTS_SATA_VALID_MODE;
|
|
cts->xport_specific.sata.bytecount = d->bytecount;
|
|
cts->xport_specific.sata.valid |= CTS_SATA_VALID_BYTECOUNT;
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
|
|
cts->xport_specific.sata.revision =
|
|
ATA_GETREV(dev, ccb->ccb_h.target_id);
|
|
if (cts->xport_specific.sata.revision != 0xff) {
|
|
cts->xport_specific.sata.valid |=
|
|
CTS_SATA_VALID_REVISION;
|
|
}
|
|
cts->xport_specific.sata.caps =
|
|
d->caps & CTS_SATA_CAPS_D;
|
|
if (ch->pm_level) {
|
|
cts->xport_specific.sata.caps |=
|
|
CTS_SATA_CAPS_H_PMREQ;
|
|
}
|
|
cts->xport_specific.sata.caps &=
|
|
ch->user[ccb->ccb_h.target_id].caps;
|
|
} else {
|
|
cts->xport_specific.sata.revision = d->revision;
|
|
cts->xport_specific.sata.valid |= CTS_SATA_VALID_REVISION;
|
|
cts->xport_specific.sata.caps = d->caps;
|
|
}
|
|
cts->xport_specific.sata.valid |= CTS_SATA_VALID_CAPS;
|
|
cts->xport_specific.sata.atapi = d->atapi;
|
|
cts->xport_specific.sata.valid |= CTS_SATA_VALID_ATAPI;
|
|
} else {
|
|
cts->transport = XPORT_ATA;
|
|
cts->transport_version = XPORT_VERSION_UNSPECIFIED;
|
|
cts->xport_specific.ata.valid = 0;
|
|
cts->xport_specific.ata.mode = d->mode;
|
|
cts->xport_specific.ata.valid |= CTS_ATA_VALID_MODE;
|
|
cts->xport_specific.ata.bytecount = d->bytecount;
|
|
cts->xport_specific.ata.valid |= CTS_ATA_VALID_BYTECOUNT;
|
|
if (cts->type == CTS_TYPE_CURRENT_SETTINGS) {
|
|
cts->xport_specific.ata.caps =
|
|
d->caps & CTS_ATA_CAPS_D;
|
|
if (!(ch->flags & ATA_NO_48BIT_DMA))
|
|
cts->xport_specific.ata.caps |=
|
|
CTS_ATA_CAPS_H_DMA48;
|
|
cts->xport_specific.ata.caps &=
|
|
ch->user[ccb->ccb_h.target_id].caps;
|
|
} else
|
|
cts->xport_specific.ata.caps = d->caps;
|
|
cts->xport_specific.ata.valid |= CTS_ATA_VALID_CAPS;
|
|
cts->xport_specific.ata.atapi = d->atapi;
|
|
cts->xport_specific.ata.valid |= CTS_ATA_VALID_ATAPI;
|
|
}
|
|
ccb->ccb_h.status = CAM_REQ_CMP;
|
|
break;
|
|
}
|
|
case XPT_RESET_BUS: /* Reset the specified SCSI bus */
|
|
case XPT_RESET_DEV: /* Bus Device Reset the specified SCSI device */
|
|
ata_reinit(dev);
|
|
ccb->ccb_h.status = CAM_REQ_CMP;
|
|
break;
|
|
case XPT_TERM_IO: /* Terminate the I/O process */
|
|
/* XXX Implement */
|
|
ccb->ccb_h.status = CAM_REQ_INVALID;
|
|
break;
|
|
case XPT_PATH_INQ: /* Path routing inquiry */
|
|
{
|
|
struct ccb_pathinq *cpi = &ccb->cpi;
|
|
|
|
parent = device_get_parent(dev);
|
|
cpi->version_num = 1; /* XXX??? */
|
|
cpi->hba_inquiry = PI_SDTR_ABLE;
|
|
cpi->target_sprt = 0;
|
|
cpi->hba_misc = PIM_SEQSCAN | PIM_UNMAPPED;
|
|
cpi->hba_eng_cnt = 0;
|
|
if (ch->flags & ATA_NO_SLAVE)
|
|
cpi->max_target = 0;
|
|
else
|
|
cpi->max_target = 1;
|
|
cpi->max_lun = 0;
|
|
cpi->initiator_id = 0;
|
|
cpi->bus_id = cam_sim_bus(sim);
|
|
if (ch->flags & ATA_SATA)
|
|
cpi->base_transfer_speed = 150000;
|
|
else
|
|
cpi->base_transfer_speed = 3300;
|
|
strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
|
|
strncpy(cpi->hba_vid, "ATA", HBA_IDLEN);
|
|
strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
|
|
cpi->unit_number = cam_sim_unit(sim);
|
|
if (ch->flags & ATA_SATA)
|
|
cpi->transport = XPORT_SATA;
|
|
else
|
|
cpi->transport = XPORT_ATA;
|
|
cpi->transport_version = XPORT_VERSION_UNSPECIFIED;
|
|
cpi->protocol = PROTO_ATA;
|
|
cpi->protocol_version = PROTO_VERSION_UNSPECIFIED;
|
|
cpi->maxio = ch->dma.max_iosize ? ch->dma.max_iosize : DFLTPHYS;
|
|
if (device_get_devclass(device_get_parent(parent)) ==
|
|
devclass_find("pci")) {
|
|
cpi->hba_vendor = pci_get_vendor(parent);
|
|
cpi->hba_device = pci_get_device(parent);
|
|
cpi->hba_subvendor = pci_get_subvendor(parent);
|
|
cpi->hba_subdevice = pci_get_subdevice(parent);
|
|
}
|
|
cpi->ccb_h.status = CAM_REQ_CMP;
|
|
break;
|
|
}
|
|
default:
|
|
ccb->ccb_h.status = CAM_REQ_INVALID;
|
|
break;
|
|
}
|
|
xpt_done(ccb);
|
|
}
|
|
|
|
static void
|
|
atapoll(struct cam_sim *sim)
|
|
{
|
|
struct ata_channel *ch = (struct ata_channel *)cam_sim_softc(sim);
|
|
|
|
ata_interrupt_locked(ch);
|
|
}
|
|
|
|
/*
|
|
* module handeling
|
|
*/
|
|
static int
|
|
ata_module_event_handler(module_t mod, int what, void *arg)
|
|
{
|
|
|
|
switch (what) {
|
|
case MOD_LOAD:
|
|
return 0;
|
|
|
|
case MOD_UNLOAD:
|
|
return 0;
|
|
|
|
default:
|
|
return EOPNOTSUPP;
|
|
}
|
|
}
|
|
|
|
static moduledata_t ata_moduledata = { "ata", ata_module_event_handler, NULL };
|
|
DECLARE_MODULE(ata, ata_moduledata, SI_SUB_CONFIGURE, SI_ORDER_SECOND);
|
|
MODULE_VERSION(ata, 1);
|
|
MODULE_DEPEND(ata, cam, 1, 1, 1);
|