2000-10-18 03:25:13 +00:00
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/*
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* Copyright (c) 2000,2001 Jonathan Chen.
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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
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* the documentation and/or other materials provided with the
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* 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 FOR
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* 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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* $FreeBSD$
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*/
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/*
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* Driver for PCI to Cardbus Bridge chips
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*
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* References:
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* TI Datasheets:
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* http://www-s.ti.com/cgi-bin/sc/generic2.cgi?family=PCI+CARDBUS+CONTROLLERS
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* Much of the 16-bit PC Card compatibility code stolen from dev/pcic/i82365.c
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2000-10-22 04:37:57 +00:00
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* XXX and should be cleaned up to share as much as possible.
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2000-10-18 03:25:13 +00:00
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*
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* Written by Jonathan Chen <jon@freebsd.org>
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* The author would like to acknowledge:
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* * HAYAKAWA Koichi: Author of the NetBSD code for the same thing
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* * Warner Losh: Newbus/newcard guru and author of the pccard side of things
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* * YAMAMOTO Shigeru: Author of another FreeBSD cardbus driver
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* * David Cross: Author of the initial ugly hack for a specific cardbus card
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*/
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#define CBB_DEBUG
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/errno.h>
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#include <sys/kernel.h>
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#include <sys/kthread.h>
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#include <sys/malloc.h>
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#include <sys/bus.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <machine/resource.h>
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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#include <machine/clock.h>
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#include <dev/pccard/pccardreg.h>
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#include <dev/pccard/pccardvar.h>
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#include <dev/pcic/i82365reg.h>
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#include <dev/pccbb/pccbbreg.h>
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#include <dev/pccbb/pccbbvar.h>
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#include "power_if.h"
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#include "card_if.h"
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#include "pccbb_if.h"
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#include "pcib_if.h"
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#if defined CBB_DEBUG
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#define DPRINTF(x) printf x
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#define DEVPRINTF(x) device_printf x
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#else
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#define DPRINTF(x)
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#define DEVPRINTF(x)
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#endif
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#define PCI_MASK_CONFIG(DEV,REG,MASK,SIZE) \
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pci_write_config(DEV, REG, pci_read_config(DEV, REG, SIZE) MASK, SIZE)
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#define PCI_MASK2_CONFIG(DEV,REG,MASK1,MASK2,SIZE) \
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pci_write_config(DEV, REG, ( \
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pci_read_config(DEV, REG, SIZE) MASK1) MASK2, SIZE)
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#define PCIC_READ(SC,REG) \
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(((u_int8_t*)((SC)->sc_socketreg))[0x800+(REG)])
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#define PCIC_WRITE(SC,REG,val) \
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(((u_int8_t*)((SC)->sc_socketreg))[0x800+(REG)]) = (val)
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#define PCIC_MASK(SC,REG,MASK) \
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PCIC_WRITE(SC,REG,PCIC_READ(SC,REG) MASK)
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#define PCIC_MASK2(SC,REG,MASK,MASK2) \
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PCIC_WRITE(SC,REG,(PCIC_READ(SC,REG) MASK) MASK2)
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#define DETACH_FORCE 0x1
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struct pccbb_sclist {
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struct pccbb_softc *sc;
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STAILQ_ENTRY(pccbb_sclist) entries;
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};
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static STAILQ_HEAD(, pccbb_sclist) softcs;
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static int softcs_init = 0;
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struct yenta_chipinfo {
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u_int32_t yc_id;
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const char *yc_name;
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int yc_chiptype;
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int yc_flags;
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} yc_chipsets[] = {
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/* Texas Instruments chips */
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{PCI_DEVICE_ID_PCIC_TI1130, "TI1130 PCI-CardBus Bridge", CB_TI113X,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1131, "TI1131 PCI-CardBus Bridge", CB_TI113X,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1211, "TI1211 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1220, "TI1220 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1221, "TI1221 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1225, "TI1225 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1250, "TI1250 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1251, "TI1251 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1251B,"TI1251B PCI-CardBus Bridge",CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1410, "TI1410 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1420, "TI1420 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1450, "TI1450 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_TI1451, "TI1451 PCI-CardBus Bridge", CB_TI12XX,
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PCCBB_PCIC_IO_RELOC | PCCBB_PCIC_MEM_32},
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/* Ricoh chips */
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{PCI_DEVICE_ID_RICOH_RL5C465, "RF5C465 PCI-CardBus Bridge",
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CB_RF5C46X, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_RICOH_RL5C466, "RF5C466 PCI-CardBus Bridge",
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CB_RF5C46X, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_RICOH_RL5C475, "RF5C475 PCI-CardBus Bridge",
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CB_RF5C47X, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_RICOH_RL5C476, "RF5C476 PCI-CardBus Bridge",
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CB_RF5C47X, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_RICOH_RL5C478, "RF5C478 PCI-CardBus Bridge",
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CB_RF5C47X, PCCBB_PCIC_MEM_32},
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/* Toshiba products */
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{PCI_DEVICE_ID_TOSHIBA_TOPIC95, "ToPIC95 PCI-CardBus Bridge",
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CB_TOPIC95, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_TOSHIBA_TOPIC95B, "ToPIC95B PCI-CardBus Bridge",
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CB_TOPIC95B, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_TOSHIBA_TOPIC97, "ToPIC97 PCI-CardBus Bridge",
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CB_TOPIC97, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_TOSHIBA_TOPIC100, "ToPIC100 PCI-CardBus Bridge",
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CB_TOPIC97, PCCBB_PCIC_MEM_32},
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/* Cirrus Logic */
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{PCI_DEVICE_ID_PCIC_CLPD6832, "CLPD6832 PCI-CardBus Bridge",
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CB_CIRRUS, PCCBB_PCIC_MEM_32},
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{PCI_DEVICE_ID_PCIC_CLPD6833, "CLPD6833 PCI-CardBus Bridge",
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CB_CIRRUS, PCCBB_PCIC_MEM_32},
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/* sentinel */
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{0 /* null id */, "unknown",
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CB_UNKNOWN, 0},
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};
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static int cb_chipset(u_int32_t pci_id, const char** namep, int* flagp);
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static int pccbb_probe(device_t dev);
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static void pccbb_chipinit(struct pccbb_softc* sc);
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static int pccbb_attach(device_t dev);
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static void pccbb_event_thread (void *arg);
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static void pccbb_create_event_thread (struct pccbb_softc *sc);
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static void pccbb_start_threads(void *arg);
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static void pccbb_insert (struct pccbb_softc *sc);
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static void pccbb_removal (struct pccbb_softc *sc);
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static void pccbb_intr(void* arg);
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static int pccbb_detect_voltage(struct pccbb_softc *sc);
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static int pccbb_power(device_t dev, int volts);
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static int pccbb_cardbus_detect_card(device_t dev);
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static int pccbb_cardbus_reset(device_t dev);
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static int pccbb_cardbus_io_open(device_t dev, int win,
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u_int32_t start, u_int32_t end);
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static int pccbb_cardbus_mem_open(device_t dev, int win,
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u_int32_t start, u_int32_t end);
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static void pccbb_cardbus_auto_open(struct pccbb_softc *sc, int type);
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static int pccbb_cardbus_activate_resource(device_t self, device_t child,
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int type, int rid,
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struct resource *r);
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static int pccbb_cardbus_deactivate_resource(device_t self, device_t child,
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int type, int rid,
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struct resource *r);
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static struct resource* pccbb_cardbus_alloc_resource(device_t self,
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device_t child, int type, int* rid,
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u_long start, u_long end, u_long count,
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u_int flags);
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static int pccbb_cardbus_release_resource(device_t self, device_t child,
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int type,int rid,
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struct resource *r);
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static void pccbb_pcic_wait_ready(struct pccbb_softc *sc);
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static void pccbb_pcic_do_mem_map(struct pccbb_softc *sc, int win);
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static int pccbb_pcic_mem_map(struct pccbb_softc *sc, int kind,
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struct resource *r, bus_addr_t card_addr,
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int *win);
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static void pccbb_pcic_mem_unmap(struct pccbb_softc *sc, int window);
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static void pccbb_pcic_do_io_map(struct pccbb_softc *sc, int win);
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static int pccbb_pcic_io_map(struct pccbb_softc *sc, int width,
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struct resource *r, bus_addr_t card_addr,
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int *win);
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static void pccbb_pcic_io_unmap(struct pccbb_softc *sc, int window);
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static int pccbb_pcic_activate_resource(device_t self, device_t child,
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int type, int rid, struct resource *r);
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static int pccbb_pcic_deactivate_resource(device_t self, device_t child,
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int type,int rid, struct resource *r);
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static struct resource* pccbb_pcic_alloc_resource(device_t self,device_t child,
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int type, int* rid, u_long start,
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u_long end, u_long count, u_int flags);
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static int pccbb_pcic_release_resource(device_t self, device_t child, int type,
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int rid, struct resource *res);
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static int pccbb_pcic_set_res_flags(device_t self, device_t child, int type,
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int rid, u_int32_t flags);
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static int pccbb_pcic_set_memory_offset(device_t self, device_t child, int rid,
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u_int32_t offset);
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static int pccbb_pcic_enable_socket(device_t self, device_t child);
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static void pccbb_pcic_disable_socket(device_t self, device_t child);
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static int pccbb_activate_resource(device_t self, device_t child, int type,
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int rid, struct resource *r);
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static int pccbb_deactivate_resource(device_t self, device_t child, int type,
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int rid, struct resource *r);
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static struct resource* pccbb_alloc_resource(device_t self, device_t child,
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int type, int* rid, u_long start,
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u_long end, u_long count,
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u_int flags);
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static int pccbb_release_resource(device_t self, device_t child,
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int type, int rid, struct resource *r);
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/************************************************************************/
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/* Probe/Attach */
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/************************************************************************/
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static int
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cb_chipset(u_int32_t pci_id, const char** namep, int* flagp)
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{
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int loopend = sizeof(yc_chipsets)/sizeof(yc_chipsets[0]);
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struct yenta_chipinfo *ycp, *ycend;
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ycend = yc_chipsets + loopend;
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for (ycp = yc_chipsets; ycp < ycend && pci_id != ycp->yc_id; ++ycp);
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if (ycp == ycend) {
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/* not found */
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ycp = yc_chipsets + loopend - 1; /* to point the sentinel */
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}
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if (namep != NULL) {
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*namep = ycp->yc_name;
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}
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if (flagp != NULL) {
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*flagp = ycp->yc_flags;
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}
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return ycp->yc_chiptype;
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}
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static int
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pccbb_probe(device_t dev)
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{
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const char *name;
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if (cb_chipset(pci_get_devid(dev), &name, NULL) == CB_UNKNOWN)
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return ENXIO;
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device_set_desc(dev, name);
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return 0;
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}
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static void
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pccbb_chipinit(struct pccbb_softc* sc)
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{
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/* Set CardBus latency timer */
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if (pci_read_config(sc->sc_dev, PCIR_SECLAT_1, 1) < 0x20)
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pci_write_config(sc->sc_dev, PCIR_SECLAT_1, 0x20, 1);
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/* Set PCI latency timer */
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if (pci_read_config(sc->sc_dev, PCIR_LATTIMER, 1) < 0x20)
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pci_write_config(sc->sc_dev, PCIR_LATTIMER, 0x20, 1);
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/* Enable memory access */
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PCI_MASK_CONFIG(sc->sc_dev, PCIR_COMMAND,
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| PCIM_CMD_MEMEN
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|
|
| PCIM_CMD_PORTEN
|
|
|
|
| PCIM_CMD_BUSMASTEREN, 2);
|
|
|
|
|
|
|
|
/* disable Legacy IO */
|
|
|
|
switch (sc->sc_chipset) {
|
|
|
|
case CB_RF5C46X:
|
2000-10-18 09:55:39 +00:00
|
|
|
case CB_RF5C47X:
|
2000-10-18 03:25:13 +00:00
|
|
|
PCI_MASK_CONFIG(sc->sc_dev, PCCBBR_BRIDGECTRL,
|
|
|
|
& ~(PCCBBM_BRIDGECTRL_RL_3E0_EN|
|
|
|
|
PCCBBM_BRIDGECTRL_RL_3E2_EN), 2);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_LEGACY, 0x0, 4);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Use PCI interrupt for interrupt routing */
|
|
|
|
PCI_MASK2_CONFIG(sc->sc_dev, PCCBBR_BRIDGECTRL,
|
|
|
|
& ~(PCCBBM_BRIDGECTRL_MASTER_ABORT |
|
|
|
|
PCCBBM_BRIDGECTRL_INTR_IREQ_EN),
|
|
|
|
| PCCBBM_BRIDGECTRL_WRITE_POST_EN,
|
|
|
|
2);
|
|
|
|
|
|
|
|
switch (sc->sc_chipset) {
|
|
|
|
case CB_TI113X:
|
|
|
|
PCI_MASK2_CONFIG(sc->sc_dev, PCCBBR_CBCTRL,
|
|
|
|
& ~PCCBBM_CBCTRL_113X_PCI_INTR,
|
|
|
|
| PCCBBM_CBCTRL_113X_PCI_CSC
|
|
|
|
| PCCBBM_CBCTRL_113X_PCI_IRQ_EN, 1);
|
|
|
|
PCI_MASK_CONFIG(sc->sc_dev, PCCBBR_DEVCTRL,
|
|
|
|
& ~(PCCBBM_DEVCTRL_INT_SERIAL|
|
|
|
|
PCCBBM_DEVCTRL_INT_PCI), 1);
|
|
|
|
PCIC_WRITE(sc, PCIC_INTR, PCIC_INTR_ENABLE);
|
|
|
|
PCIC_WRITE(sc, PCIC_CSC_INTR, 0);
|
|
|
|
break;
|
|
|
|
case CB_TI12XX:
|
|
|
|
PCIC_WRITE(sc, PCIC_INTR, PCIC_INTR_ENABLE);
|
|
|
|
PCIC_WRITE(sc, PCIC_CSC_INTR, 0);
|
|
|
|
break;
|
|
|
|
case CB_TOPIC95B:
|
|
|
|
PCI_MASK_CONFIG(sc->sc_dev, PCCBBR_TOPIC_SOCKETCTRL,
|
|
|
|
| PCCBBM_TOPIC_SOCKETCTRL_SCR_IRQSEL, 4);
|
|
|
|
PCI_MASK2_CONFIG(sc->sc_dev, PCCBBR_TOPIC_SLOTCTRL,
|
|
|
|
| PCCBBM_TOPIC_SLOTCTRL_SLOTON
|
|
|
|
| PCCBBM_TOPIC_SLOTCTRL_SLOTEN
|
|
|
|
| PCCBBM_TOPIC_SLOTCTRL_ID_LOCK
|
|
|
|
| PCCBBM_TOPIC_SLOTCTRL_CARDBUS,
|
|
|
|
& ~PCCBBM_TOPIC_SLOTCTRL_SWDETECT, 4);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* close all memory and io windows */
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_MEMBASE0, 0xffffffff, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_MEMLIMIT0, 0, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_MEMBASE1, 0xffffffff, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_MEMLIMIT1, 0, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_IOBASE0, 0xffffffff, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_IOLIMIT0, 0, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_IOBASE1, 0xffffffff, 4);
|
|
|
|
pci_write_config(sc->sc_dev, PCCBBR_IOLIMIT1, 0, 4);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_attach(device_t dev)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = (struct pccbb_softc *)device_get_softc(dev);
|
|
|
|
int flags;
|
|
|
|
int rid;
|
|
|
|
u_int32_t tmp;
|
|
|
|
|
|
|
|
if (!softcs_init) {
|
|
|
|
softcs_init = 1;
|
|
|
|
STAILQ_INIT(&softcs);
|
|
|
|
}
|
|
|
|
sc->sc_chipset = cb_chipset(pci_get_devid(dev), NULL, &flags);
|
|
|
|
sc->sc_dev = dev;
|
|
|
|
sc->sc_flags = 0;
|
|
|
|
sc->sc_cbdev = NULL;
|
|
|
|
sc->sc_pccarddev = NULL;
|
|
|
|
sc->memalloc = 0;
|
|
|
|
sc->ioalloc = 0;
|
|
|
|
SLIST_INIT(&sc->rl);
|
|
|
|
|
|
|
|
/* Ths PCI bus should have given me memory... right? */
|
|
|
|
rid=PCCBBR_SOCKBASE;
|
|
|
|
sc->sc_base_res=bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
|
|
|
|
0,~0,1, RF_ACTIVE);
|
2000-10-20 20:29:59 +00:00
|
|
|
if (!sc->sc_base_res) {
|
2000-10-18 03:25:13 +00:00
|
|
|
/*
|
2000-10-20 20:29:59 +00:00
|
|
|
* XXX eVILE HACK BAD THING! XXX
|
|
|
|
* The pci bus device should do this for us.
|
2000-10-18 03:25:13 +00:00
|
|
|
* Some BIOSes doesn't assign a memory space properly.
|
|
|
|
* So we try to manually put one in...
|
|
|
|
*/
|
|
|
|
u_int32_t sockbase;
|
|
|
|
|
|
|
|
sockbase = pci_read_config(dev, rid, 4);
|
|
|
|
if (sockbase < 0x100000 || sockbase >= 0xfffffff0) {
|
|
|
|
pci_write_config(dev, rid, 0xffffffff, 4);
|
|
|
|
sockbase = pci_read_config(dev, rid, 4);
|
|
|
|
sockbase = (sockbase & 0xfffffff0) &
|
|
|
|
-(sockbase & 0xfffffff0);
|
|
|
|
sc->sc_base_res = bus_generic_alloc_resource(
|
|
|
|
device_get_parent(dev), dev, SYS_RES_MEMORY,
|
|
|
|
&rid, CARDBUS_SYS_RES_MEMORY_START,
|
|
|
|
CARDBUS_SYS_RES_MEMORY_END, sockbase,
|
|
|
|
RF_ACTIVE|rman_make_alignment_flags(sockbase));
|
|
|
|
if (!sc->sc_base_res){
|
|
|
|
device_printf(dev,
|
|
|
|
"Could not grab register memory\n");
|
|
|
|
return ENOMEM;
|
|
|
|
}
|
|
|
|
pci_write_config(dev, PCCBBR_SOCKBASE,
|
|
|
|
rman_get_start(sc->sc_base_res), 4);
|
|
|
|
DEVPRINTF((dev, "PCI Memory allocated: %08lx\n",
|
|
|
|
rman_get_start(sc->sc_base_res)));
|
|
|
|
} else {
|
|
|
|
device_printf(dev, "Could not map register memory\n");
|
|
|
|
return ENOMEM;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
sc->sc_socketreg =
|
|
|
|
(struct pccbb_socketreg *)rman_get_virtual(sc->sc_base_res);
|
|
|
|
pccbb_chipinit(sc);
|
|
|
|
|
|
|
|
/* CSC Interrupt: Card detect interrupt on */
|
|
|
|
sc->sc_socketreg->socket_mask |= PCCBB_SOCKET_MASK_CD;
|
|
|
|
|
|
|
|
/* reset interrupt */
|
|
|
|
tmp = sc->sc_socketreg->socket_event;
|
|
|
|
sc->sc_socketreg->socket_event = tmp;
|
|
|
|
|
|
|
|
/* Map and establish the interrupt. */
|
|
|
|
rid=0;
|
|
|
|
sc->sc_irq_res=bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
|
|
|
|
RF_SHAREABLE | RF_ACTIVE);
|
|
|
|
if (sc->sc_irq_res == NULL) {
|
|
|
|
printf("pccbb: Unable to map IRQ...\n");
|
|
|
|
return ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bus_setup_intr(dev, sc->sc_irq_res, INTR_TYPE_BIO, pccbb_intr, sc,
|
|
|
|
&(sc->sc_intrhand))) {
|
|
|
|
device_printf(dev, "couldn't establish interrupt");
|
|
|
|
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
|
|
|
|
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
|
|
|
|
sc->sc_base_res);
|
|
|
|
return ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* attach children */
|
|
|
|
sc->sc_cbdev = device_add_child(dev, "cardbus", -1);
|
|
|
|
if (sc->sc_cbdev == NULL)
|
|
|
|
DEVPRINTF((dev, "Cannot add cardbus bus!\n"));
|
|
|
|
else if (device_probe_and_attach(sc->sc_cbdev) != 0) {
|
|
|
|
DEVPRINTF((dev, "Cannot attach cardbus bus!\n"));
|
|
|
|
sc->sc_cbdev = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
sc->sc_pccarddev = device_add_child(dev, "pccard", -1);
|
|
|
|
if (sc->sc_pccarddev == NULL)
|
|
|
|
DEVPRINTF((dev, "Cannot add pccard bus!\n"));
|
|
|
|
else if (device_probe_and_attach(sc->sc_pccarddev) != 0) {
|
|
|
|
DEVPRINTF((dev, "Cannot attach pccard bus!\n"));
|
|
|
|
sc->sc_pccarddev = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sc->sc_cbdev == NULL && sc->sc_pccarddev == NULL) {
|
|
|
|
device_printf(dev, "Failed to attach cardbus/pccard bus!\n");
|
|
|
|
bus_teardown_intr(dev, sc->sc_irq_res, sc->sc_intrhand);
|
|
|
|
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
|
|
|
|
bus_release_resource(dev, SYS_RES_MEMORY, PCCBBR_SOCKBASE,
|
|
|
|
sc->sc_base_res);
|
|
|
|
return ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
{
|
|
|
|
struct pccbb_sclist *sclist;
|
|
|
|
sclist = malloc(sizeof(struct pccbb_sclist), M_DEVBUF,
|
|
|
|
M_WAITOK);
|
|
|
|
sclist->sc = sc;
|
|
|
|
STAILQ_INSERT_TAIL(&softcs, sclist, entries);
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Kthreads */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_event_thread (void *arg)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = arg;
|
|
|
|
int s;
|
|
|
|
u_int32_t status;
|
|
|
|
|
|
|
|
s = splhigh();
|
|
|
|
for(;;) {
|
|
|
|
if (sc->sc_flags & PCCBB_INITIALCARD)
|
|
|
|
sc->sc_flags &= ~PCCBB_INITIALCARD;
|
|
|
|
else {
|
|
|
|
splx (s);
|
|
|
|
tsleep (sc, PWAIT, "pccbbev", 0);
|
|
|
|
/*
|
|
|
|
* Delay some time, make sure the user is done with
|
|
|
|
* whatever he is doing.
|
|
|
|
*/
|
|
|
|
DELAY(1000*1000);
|
|
|
|
s = splhigh();
|
|
|
|
}
|
|
|
|
|
|
|
|
sc->sc_flags |= PCCBB_CARDSTATUS_BUSY;
|
|
|
|
status = sc->sc_socketreg->socket_state;
|
|
|
|
if ((status & PCCBB_SOCKET_STAT_CD) == 0) {
|
|
|
|
if (!(sc->sc_flags & PCCBB_CARDATTACHED))
|
|
|
|
pccbb_insert(sc);
|
|
|
|
else
|
|
|
|
device_printf(sc->sc_dev,
|
|
|
|
"duplicate card insert\n");
|
|
|
|
} else {
|
|
|
|
if (!(sc->sc_flags & PCCBB_CARDATTACHED))
|
|
|
|
DEVPRINTF((sc->sc_dev,
|
|
|
|
"removal of nonexistant card!\n"));
|
|
|
|
else
|
|
|
|
pccbb_removal(sc);
|
|
|
|
}
|
|
|
|
sc->sc_flags &= ~PCCBB_CARDSTATUS_BUSY;
|
|
|
|
splx (s);
|
|
|
|
}
|
|
|
|
/* NOTREACHED */
|
|
|
|
kthread_exit(0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_create_event_thread (struct pccbb_softc *sc)
|
|
|
|
{
|
|
|
|
if (kthread_create(pccbb_event_thread, sc, &sc->event_thread,
|
|
|
|
0, "%s%d", device_get_name(sc->sc_dev),
|
|
|
|
device_get_unit(sc->sc_dev))) {
|
|
|
|
device_printf (sc->sc_dev, "unable to create event thread.\n");
|
|
|
|
panic ("pccbb_create_event_thread");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_start_threads(void *arg)
|
|
|
|
{
|
|
|
|
struct pccbb_sclist *sclist;
|
|
|
|
|
|
|
|
STAILQ_FOREACH(sclist, &softcs, entries) {
|
|
|
|
if (0 == (sclist->sc->sc_socketreg->socket_state &
|
|
|
|
PCCBB_SOCKET_STAT_CD)) {
|
|
|
|
sclist->sc->sc_flags |= PCCBB_INITIALCARD;
|
|
|
|
}
|
|
|
|
pccbb_create_event_thread(sclist->sc);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Insert/removal */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_insert (struct pccbb_softc *sc)
|
|
|
|
{
|
|
|
|
u_int32_t sockevent, sockstate;
|
|
|
|
int timeout = 30;
|
|
|
|
|
|
|
|
do {
|
|
|
|
sockevent = sc->sc_socketreg->socket_event;
|
|
|
|
sockstate = sc->sc_socketreg->socket_state;
|
|
|
|
} while (sockstate & PCCBB_SOCKET_STAT_CD && --timeout > 0);
|
|
|
|
|
|
|
|
if (timeout < 0) {
|
|
|
|
device_printf (sc->sc_dev, "insert timeout");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
DEVPRINTF((sc->sc_dev, "card inserted: event=0x%08x, state=%08x\n",
|
|
|
|
sockevent, sockstate));
|
|
|
|
|
|
|
|
if (sockstate & PCCBB_SOCKET_STAT_16BIT && sc->sc_pccarddev != NULL) {
|
|
|
|
sc->sc_flags |= PCCBB_CARDATTACHED | PCCBB_16BIT_CARD;
|
|
|
|
if (CARD_ATTACH_CARD(sc->sc_pccarddev) != 0) {
|
|
|
|
device_printf(sc->sc_dev, "card activation failed\n");
|
|
|
|
sc->sc_flags &= ~PCCBB_CARDATTACHED;
|
|
|
|
}
|
|
|
|
} else if (sockstate & PCCBB_SOCKET_STAT_CB && sc->sc_cbdev != NULL) {
|
|
|
|
sc->sc_flags |= PCCBB_CARDATTACHED;
|
|
|
|
sc->sc_flags &= ~PCCBB_16BIT_CARD;
|
|
|
|
if (CARD_ATTACH_CARD(sc->sc_cbdev) != 0) {
|
|
|
|
device_printf(sc->sc_dev, "card activation failed\n");
|
|
|
|
sc->sc_flags &= ~PCCBB_CARDATTACHED;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
device_printf (sc->sc_dev, "Unsupported card type detected\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_removal (struct pccbb_softc *sc)
|
|
|
|
{
|
|
|
|
u_int32_t sockstate;
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
sockstate = sc->sc_socketreg->socket_state;
|
|
|
|
|
|
|
|
sc->sc_flags &= ~PCCBB_CARDATTACHED;
|
|
|
|
if (sockstate & PCCBB_16BIT_CARD)
|
|
|
|
CARD_DETACH_CARD(sc->sc_pccarddev, DETACH_FORCE);
|
|
|
|
else
|
|
|
|
CARD_DETACH_CARD(sc->sc_cbdev, DETACH_FORCE);
|
|
|
|
|
|
|
|
while (NULL != (rle = SLIST_FIRST(&sc->rl))) {
|
|
|
|
device_printf(sc->sc_dev, "WARNING: Resource left allocated! "
|
|
|
|
"This is a bug... (rid=%x, type=%d, addr=%x)\n",
|
|
|
|
rle->rid, rle->type, rle->start);
|
|
|
|
SLIST_REMOVE_HEAD(&sc->rl, entries);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Interrupt Handler */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_intr(void* arg)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = arg;
|
|
|
|
u_int32_t sockevent;
|
|
|
|
int tmp;
|
|
|
|
|
|
|
|
if (!(sockevent = sc->sc_socketreg->socket_event)) {
|
|
|
|
/* not for me. */
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* reset bit */
|
|
|
|
sc->sc_socketreg->socket_event = sockevent | 0x01;
|
|
|
|
|
|
|
|
if (sockevent & PCCBB_SOCKET_EVENT_CD) {
|
|
|
|
for (tmp = 0; tmp <= 100 &&
|
|
|
|
(sc->sc_flags & PCCBB_CARDSTATUS_BUSY); tmp++) {
|
|
|
|
if (tmp == 0)
|
|
|
|
DEVPRINTF((sc->sc_dev, "(pccbbintr): busy!"));
|
|
|
|
else
|
|
|
|
DPRINTF(("."));
|
|
|
|
DELAY(1);
|
|
|
|
}
|
|
|
|
if (sc->sc_flags & PCCBB_CARDSTATUS_BUSY) {
|
|
|
|
DPRINTF(("failed! Going ahead anyway..."));
|
|
|
|
sc->sc_flags &= ~PCCBB_CARDSTATUS_BUSY;
|
|
|
|
}
|
|
|
|
wakeup(sc);
|
|
|
|
} else {
|
|
|
|
if (sockevent & PCCBB_SOCKET_EVENT_CSTS) {
|
|
|
|
DPRINTF((" cstsevent occures, 0x%08x\n",
|
|
|
|
sc->sc_socketreg->socket_state));
|
|
|
|
}
|
|
|
|
if (sockevent & PCCBB_SOCKET_EVENT_POWER) {
|
|
|
|
DPRINTF((" pwrevent occures, 0x%08x\n",
|
|
|
|
sc->sc_socketreg->socket_state));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Power functions */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_detect_voltage(struct pccbb_softc *sc)
|
|
|
|
{
|
|
|
|
u_int32_t psr;
|
|
|
|
int vol = CARD_UKN_CARD;
|
|
|
|
|
|
|
|
psr = sc->sc_socketreg->socket_state;
|
|
|
|
|
|
|
|
if (psr & PCCBB_SOCKET_STAT_5VCARD) {
|
|
|
|
vol |= CARD_5V_CARD;
|
|
|
|
}
|
|
|
|
if (psr & PCCBB_SOCKET_STAT_3VCARD) {
|
|
|
|
vol |= CARD_3V_CARD;
|
|
|
|
}
|
|
|
|
if (psr & PCCBB_SOCKET_STAT_XVCARD) {
|
|
|
|
vol |= CARD_XV_CARD;
|
|
|
|
}
|
|
|
|
if (psr & PCCBB_SOCKET_STAT_YVCARD) {
|
|
|
|
vol |= CARD_YV_CARD;
|
|
|
|
}
|
|
|
|
|
|
|
|
return vol;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_power(device_t dev, int volts)
|
|
|
|
{
|
|
|
|
u_int32_t status, sock_ctrl;
|
|
|
|
struct pccbb_softc *sc = device_get_softc(dev);
|
|
|
|
|
|
|
|
DEVPRINTF((sc->sc_dev, "pccbb_power: %s and %s [%x]\n",
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_UC ? "CARD_VCC_UC" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_5V ? "CARD_VCC_5V" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_3V ? "CARD_VCC_3V" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_XV ? "CARD_VCC_XV" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_YV ? "CARD_VCC_YV" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_0V ? "CARD_VCC_0V" :
|
|
|
|
"VCC-UNKNOWN",
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_UC ? "CARD_VPP_UC" :
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_12V ? "CARD_VPP_12V" :
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_VCC ? "CARD_VPP_VCC" :
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_0V ? "CARD_VPP_0V" :
|
|
|
|
"VPP-UNKNOWN",
|
|
|
|
volts));
|
|
|
|
|
|
|
|
status = sc->sc_socketreg->socket_state;
|
|
|
|
sock_ctrl = sc->sc_socketreg->socket_control;
|
|
|
|
|
|
|
|
switch (volts & CARD_VCCMASK) {
|
|
|
|
case CARD_VCC_UC:
|
|
|
|
break;
|
|
|
|
case CARD_VCC_5V:
|
|
|
|
if (PCCBB_SOCKET_STAT_5VCARD & status) { /* check 5 V card */
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VCCMASK;
|
|
|
|
sock_ctrl |= PCCBB_SOCKET_CTRL_VCC_5V;
|
|
|
|
} else {
|
|
|
|
device_printf(sc->sc_dev,
|
|
|
|
"BAD voltage request: no 5 V card\n");
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CARD_VCC_3V:
|
|
|
|
if (PCCBB_SOCKET_STAT_3VCARD & status) {
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VCCMASK;
|
|
|
|
sock_ctrl |= PCCBB_SOCKET_CTRL_VCC_3V;
|
|
|
|
} else {
|
|
|
|
device_printf(sc->sc_dev,
|
|
|
|
"BAD voltage request: no 3.3 V card\n");
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case CARD_VCC_0V:
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VCCMASK;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return 0; /* power NEVER changed */
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
switch (volts & CARD_VPPMASK) {
|
|
|
|
case CARD_VPP_UC:
|
|
|
|
break;
|
|
|
|
case CARD_VPP_0V:
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VPPMASK;
|
|
|
|
break;
|
|
|
|
case CARD_VPP_VCC:
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VPPMASK;
|
|
|
|
sock_ctrl |= ((sock_ctrl >> 4) & 0x07);
|
|
|
|
break;
|
|
|
|
case CARD_VPP_12V:
|
|
|
|
sock_ctrl &= ~PCCBB_SOCKET_CTRL_VPPMASK;
|
|
|
|
sock_ctrl |= PCCBB_SOCKET_CTRL_VPP_12V;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
sc->sc_socketreg->socket_control = sock_ctrl;
|
|
|
|
status = sc->sc_socketreg->socket_state;
|
|
|
|
|
|
|
|
{
|
|
|
|
int timeout = 20;
|
|
|
|
u_int32_t sockevent;
|
|
|
|
do {
|
|
|
|
DELAY(20*1000);
|
|
|
|
sockevent = sc->sc_socketreg->socket_event;
|
|
|
|
} while (!(sockevent & PCCBB_SOCKET_EVENT_POWER) &&
|
|
|
|
--timeout > 0);
|
|
|
|
/* reset event status */
|
|
|
|
sc->sc_socketreg->socket_event = sockevent;
|
|
|
|
if ( timeout < 0 ) {
|
|
|
|
printf ("VCC supply failed.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
/* XXX
|
|
|
|
* delay 400 ms: thgough the standard defines that the Vcc set-up time
|
|
|
|
* is 20 ms, some PC-Card bridge requires longer duration.
|
|
|
|
*/
|
|
|
|
DELAY(400*1000);
|
|
|
|
|
|
|
|
if (status & PCCBB_SOCKET_STAT_BADVCC) {
|
|
|
|
device_printf(sc->sc_dev,
|
|
|
|
"bad Vcc request. ctrl=0x%x, status=0x%x\n",
|
|
|
|
sock_ctrl ,status);
|
|
|
|
printf("pccbb_power: %s and %s [%x]\n",
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_UC ? "CARD_VCC_UC" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_5V ? "CARD_VCC_5V" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_3V ? "CARD_VCC_3V" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_XV ? "CARD_VCC_XV" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_YV ? "CARD_VCC_YV" :
|
|
|
|
(volts & CARD_VCCMASK) == CARD_VCC_0V ? "CARD_VCC_0V" :
|
|
|
|
"VCC-UNKNOWN",
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_UC ? "CARD_VPP_UC" :
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_12V ? "CARD_VPP_12V":
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_VCC ? "CARD_VPP_VCC":
|
|
|
|
(volts & CARD_VPPMASK) == CARD_VPP_0V ? "CARD_VPP_0V" :
|
|
|
|
"VPP-UNKNOWN",
|
|
|
|
volts);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
return 1; /* power changed correctly */
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* PCCBB methods */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_detect_card(device_t dev)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(dev);
|
|
|
|
u_int32_t sockstat = sc->sc_socketreg->socket_state;
|
|
|
|
|
|
|
|
if (sockstat & PCCBB_SOCKET_STAT_CB)
|
|
|
|
return pccbb_detect_voltage(sc);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_reset(device_t dev)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(dev);
|
|
|
|
u_int32_t bcr = pci_read_config(dev, PCCBBR_BRIDGECTRL, 2);
|
|
|
|
int delay_us;
|
|
|
|
|
|
|
|
delay_us = sc->sc_chipset == CB_RF5C47X ? 400*1000 : 20*1000;
|
|
|
|
|
|
|
|
bcr |= PCCBBM_BRIDGECTRL_RESET;
|
|
|
|
pci_write_config(dev, PCCBBR_BRIDGECTRL, bcr, 2);
|
|
|
|
|
|
|
|
DELAY(delay_us);
|
|
|
|
|
|
|
|
/* If a card exists, unreset it! */
|
|
|
|
if (sc->sc_flags & PCCBB_CARDATTACHED) {
|
|
|
|
bcr &= ~PCCBBM_BRIDGECTRL_RESET;
|
|
|
|
pci_write_config(dev, PCCBBR_BRIDGECTRL, bcr, 2);
|
|
|
|
DELAY(delay_us);
|
|
|
|
}
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Cardbus Resource */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_io_open(device_t dev, int win, u_int32_t start, u_int32_t end)
|
|
|
|
{
|
|
|
|
int basereg;
|
|
|
|
int limitreg;
|
|
|
|
|
|
|
|
if ((win < 0) || (win > 1)) {
|
|
|
|
DEVPRINTF((dev,
|
|
|
|
"pccbb_cardbus_io_open: window out of range %d\n",
|
|
|
|
win));
|
|
|
|
return EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
basereg = win*8 + PCCBBR_IOBASE0;
|
|
|
|
limitreg = win*8 + PCCBBR_IOLIMIT0;
|
|
|
|
|
|
|
|
pci_write_config(dev, basereg, start, 4);
|
|
|
|
pci_write_config(dev, limitreg, end, 4);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_mem_open(device_t dev, int win, u_int32_t start, u_int32_t end)
|
|
|
|
{
|
|
|
|
int basereg;
|
|
|
|
int limitreg;
|
|
|
|
|
|
|
|
if ((win < 0) || (win > 1)) {
|
|
|
|
DEVPRINTF((dev,
|
|
|
|
"pccbb_cardbus_mem_open: window out of range %d\n",
|
|
|
|
win));
|
|
|
|
return EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
basereg = win*8 + PCCBBR_MEMBASE0;
|
|
|
|
limitreg = win*8 + PCCBBR_MEMLIMIT0;
|
|
|
|
|
|
|
|
pci_write_config(dev, basereg, start, 4);
|
|
|
|
pci_write_config(dev, limitreg, end, 4);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_cardbus_auto_open(struct pccbb_softc *sc, int type)
|
|
|
|
{
|
|
|
|
u_int32_t starts[2];
|
|
|
|
u_int32_t ends[2];
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
int align;
|
|
|
|
|
|
|
|
starts[0] = starts[1] = 0xffffffff;
|
|
|
|
ends[0] = ends[1] = 0;
|
|
|
|
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (rle->type != type)
|
|
|
|
;
|
|
|
|
else if (starts[0] == 0xffffffff) {
|
|
|
|
starts[0] = rle->start;
|
|
|
|
ends[0] = rle->end;
|
|
|
|
rle->win = 0;
|
|
|
|
} else if (rle->end > ends[0] &&
|
|
|
|
rle->start - ends[0] < PCCBB_AUTO_OPEN_SMALLHOLE) {
|
|
|
|
ends[0] = rle->end;
|
|
|
|
rle->win = 0;
|
|
|
|
} else if (rle->start < starts[0] &&
|
|
|
|
starts[0] - rle->end < PCCBB_AUTO_OPEN_SMALLHOLE) {
|
|
|
|
starts[0] = rle->start;
|
|
|
|
rle->win = 0;
|
|
|
|
} else if (starts[1] == 0xffffffff) {
|
|
|
|
starts[1] = rle->start;
|
|
|
|
ends[1] = rle->end;
|
|
|
|
rle->win = 1;
|
|
|
|
} else if (rle->end > ends[1] &&
|
|
|
|
rle->start - ends[1] < PCCBB_AUTO_OPEN_SMALLHOLE) {
|
|
|
|
ends[1] = rle->end;
|
|
|
|
rle->win = 1;
|
|
|
|
} else if (rle->start < starts[1] &&
|
|
|
|
starts[1] - rle->end < PCCBB_AUTO_OPEN_SMALLHOLE) {
|
|
|
|
starts[1] = rle->start;
|
|
|
|
rle->win = 1;
|
|
|
|
} else {
|
|
|
|
u_int32_t diffs[2];
|
|
|
|
|
|
|
|
diffs[0] = diffs[1] = 0xffffffff;
|
|
|
|
if (rle->start > ends[0])
|
|
|
|
diffs[0] = rle->start - ends[0];
|
|
|
|
else if (rle->end < starts[0])
|
|
|
|
diffs[0] = starts[0] - rle->end;
|
|
|
|
if (rle->start > ends[1])
|
|
|
|
diffs[1] = rle->start - ends[1];
|
|
|
|
else if (rle->end < starts[1])
|
|
|
|
diffs[1] = starts[1] - rle->end;
|
|
|
|
|
|
|
|
rle->win = (diffs[0] <= diffs[1])?0:1;
|
|
|
|
if (rle->start > ends[rle->win])
|
|
|
|
ends[rle->win] = rle->end;
|
|
|
|
else if (rle->end < starts[rle->win])
|
|
|
|
starts[rle->win] = rle->start;
|
|
|
|
else
|
|
|
|
panic("pccbb_auto_open: Weird condition!\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (type == SYS_RES_MEMORY)
|
|
|
|
align = PCCBB_MEMALIGN;
|
|
|
|
else if (type == SYS_RES_IOPORT)
|
|
|
|
align = PCCBB_IOALIGN;
|
|
|
|
else
|
|
|
|
align = 1;
|
|
|
|
|
|
|
|
if (starts[0] != 0xffffffff)
|
|
|
|
starts[0] -= starts[0] % align;
|
|
|
|
if (starts[1] != 0xffffffff)
|
|
|
|
starts[1] -= starts[1] % align;
|
|
|
|
if (ends[0] % align != 0)
|
|
|
|
ends[0] += align - ends[0]%align;
|
|
|
|
if (ends[1] % align != 0)
|
|
|
|
ends[1] += align - ends[1]%align;
|
|
|
|
|
|
|
|
if (type == SYS_RES_MEMORY) {
|
|
|
|
pccbb_cardbus_mem_open(sc->sc_dev, 0, starts[0], ends[0]);
|
|
|
|
pccbb_cardbus_mem_open(sc->sc_dev, 1, starts[1], ends[1]);
|
|
|
|
} else if (type == SYS_RES_IOPORT) {
|
|
|
|
pccbb_cardbus_io_open(sc->sc_dev, 0, starts[0], ends[0]);
|
|
|
|
pccbb_cardbus_io_open(sc->sc_dev, 1, starts[1], ends[1]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_activate_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (type == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev)
|
|
|
|
return bus_generic_activate_resource(
|
|
|
|
self, child, type, rid, r);
|
|
|
|
}
|
|
|
|
rle = malloc(sizeof(struct pccbb_reslist), M_DEVBUF, M_WAITOK);
|
|
|
|
rle->type = type;
|
|
|
|
rle->rid = rid;
|
|
|
|
rle->start = rman_get_start(r);
|
|
|
|
rle->end = rman_get_end(r);
|
|
|
|
rle->odev = child;
|
|
|
|
rle->win = -1;
|
|
|
|
SLIST_INSERT_HEAD(&sc->rl, rle, entries);
|
|
|
|
|
|
|
|
pccbb_cardbus_auto_open(sc, type);
|
|
|
|
}
|
|
|
|
|
|
|
|
return bus_generic_activate_resource(self, child, type, rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_deactivate_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (type == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev) {
|
|
|
|
SLIST_REMOVE(&sc->rl, rle, pccbb_reslist, entries);
|
|
|
|
if (type == SYS_RES_IOPORT ||
|
|
|
|
type == SYS_RES_MEMORY)
|
|
|
|
pccbb_cardbus_auto_open(sc, type);
|
|
|
|
free(rle, M_DEVBUF);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return bus_generic_deactivate_resource(self, child, type, rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct resource*
|
|
|
|
pccbb_cardbus_alloc_resource(device_t self, device_t child, int type, int* rid,
|
|
|
|
u_long start, u_long end, u_long count,
|
|
|
|
u_int flags)
|
|
|
|
{
|
|
|
|
if (type == SYS_RES_IRQ) {
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
if (start == 0) {
|
|
|
|
start = end = rman_get_start(sc->sc_irq_res);
|
|
|
|
}
|
|
|
|
return bus_generic_alloc_resource(self, child, type, rid,
|
|
|
|
start, end, count, flags);
|
|
|
|
} else {
|
|
|
|
if (type == SYS_RES_MEMORY && start == 0 && end == ~0) {
|
|
|
|
start = CARDBUS_SYS_RES_MEMORY_START;
|
|
|
|
end = CARDBUS_SYS_RES_MEMORY_END;
|
|
|
|
} else if (type == SYS_RES_IOPORT && start == 0 && end == ~0) {
|
|
|
|
start = CARDBUS_SYS_RES_IOPORT_START;
|
|
|
|
end = CARDBUS_SYS_RES_IOPORT_END;
|
|
|
|
}
|
|
|
|
return bus_generic_alloc_resource(self, child, type, rid,
|
|
|
|
start, end, count, flags);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_cardbus_release_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *r)
|
|
|
|
{
|
|
|
|
return bus_generic_release_resource(self, child, type, rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* PC Card Resources */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_pcic_wait_ready(struct pccbb_softc *sc)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
DEVPRINTF((sc->sc_dev, "pccbb_pcic_wait_ready: status 0x%02x\n",
|
|
|
|
PCIC_READ(sc, PCIC_IF_STATUS)));
|
|
|
|
for (i = 0; i < 10000; i++) {
|
|
|
|
if (PCIC_READ(sc, PCIC_IF_STATUS) & PCIC_IF_STATUS_READY) {
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
DELAY(500);
|
|
|
|
}
|
|
|
|
device_printf(sc->sc_dev, "ready never happened, status = %02x\n",
|
|
|
|
PCIC_READ(sc, PCIC_IF_STATUS));
|
|
|
|
}
|
|
|
|
|
|
|
|
#define PCIC_MEMINFO(NUM) { \
|
|
|
|
PCIC_SYSMEM_ADDR ## NUM ## _START_LSB, \
|
|
|
|
PCIC_SYSMEM_ADDR ## NUM ## _START_MSB, \
|
|
|
|
PCIC_SYSMEM_ADDR ## NUM ## _STOP_LSB, \
|
|
|
|
PCIC_SYSMEM_ADDR ## NUM ## _STOP_MSB, \
|
|
|
|
PCIC_CARDMEM_ADDR ## NUM ## _LSB, \
|
|
|
|
PCIC_CARDMEM_ADDR ## NUM ## _MSB, \
|
|
|
|
PCIC_ADDRWIN_ENABLE_MEM ## NUM ## , \
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct mem_map_index_st {
|
|
|
|
int sysmem_start_lsb;
|
|
|
|
int sysmem_start_msb;
|
|
|
|
int sysmem_stop_lsb;
|
|
|
|
int sysmem_stop_msb;
|
|
|
|
int cardmem_lsb;
|
|
|
|
int cardmem_msb;
|
|
|
|
int memenable;
|
|
|
|
} mem_map_index[] = {
|
|
|
|
PCIC_MEMINFO(0),
|
|
|
|
PCIC_MEMINFO(1),
|
|
|
|
PCIC_MEMINFO(2),
|
|
|
|
PCIC_MEMINFO(3),
|
|
|
|
PCIC_MEMINFO(4),
|
|
|
|
};
|
|
|
|
#undef PCIC_MEMINFO
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_pcic_do_mem_map(struct pccbb_softc *sc, int win)
|
|
|
|
{
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].sysmem_start_lsb,
|
|
|
|
(sc->mem[win].addr >> PCIC_SYSMEM_ADDRX_SHIFT) & 0xff);
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].sysmem_start_msb,
|
|
|
|
((sc->mem[win].addr >> (PCIC_SYSMEM_ADDRX_SHIFT + 8)) &
|
|
|
|
PCIC_SYSMEM_ADDRX_START_MSB_ADDR_MASK));
|
|
|
|
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].sysmem_stop_lsb,
|
|
|
|
((sc->mem[win].addr + sc->mem[win].realsize - 1) >>
|
|
|
|
PCIC_SYSMEM_ADDRX_SHIFT) & 0xff);
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].sysmem_stop_msb,
|
|
|
|
(((sc->mem[win].addr + sc->mem[win].realsize - 1) >>
|
|
|
|
(PCIC_SYSMEM_ADDRX_SHIFT + 8)) &
|
|
|
|
PCIC_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK) |
|
|
|
|
PCIC_SYSMEM_ADDRX_STOP_MSB_WAIT2);
|
|
|
|
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].cardmem_lsb,
|
|
|
|
(sc->mem[win].offset >> PCIC_CARDMEM_ADDRX_SHIFT) & 0xff);
|
|
|
|
PCIC_WRITE(sc, mem_map_index[win].cardmem_msb,
|
|
|
|
((sc->mem[win].offset >> (PCIC_CARDMEM_ADDRX_SHIFT + 8)) &
|
|
|
|
PCIC_CARDMEM_ADDRX_MSB_ADDR_MASK) |
|
|
|
|
((sc->mem[win].kind == PCCARD_MEM_ATTR) ?
|
|
|
|
PCIC_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR : 0));
|
|
|
|
|
|
|
|
PCIC_MASK(sc, PCIC_ADDRWIN_ENABLE, | PCIC_ADDRWIN_ENABLE_MEMCS16
|
|
|
|
| mem_map_index[win].memenable);
|
|
|
|
|
|
|
|
DELAY(100);
|
|
|
|
|
|
|
|
#ifdef CBB_DEBUG
|
|
|
|
{
|
|
|
|
int r1, r2, r3, r4, r5, r6;
|
|
|
|
r1 = PCIC_READ(sc, mem_map_index[win].sysmem_start_msb);
|
|
|
|
r2 = PCIC_READ(sc, mem_map_index[win].sysmem_start_lsb);
|
|
|
|
r3 = PCIC_READ(sc, mem_map_index[win].sysmem_stop_msb);
|
|
|
|
r4 = PCIC_READ(sc, mem_map_index[win].sysmem_stop_lsb);
|
|
|
|
r5 = PCIC_READ(sc, mem_map_index[win].cardmem_msb);
|
|
|
|
r6 = PCIC_READ(sc, mem_map_index[win].cardmem_lsb);
|
|
|
|
DPRINTF(("pccbb_pcic_do_mem_map window %d: %02x%02x %02x%02x "
|
|
|
|
"%02x%02x\n", win, r1, r2, r3, r4, r5, r6));
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_mem_map(struct pccbb_softc *sc, int kind,
|
|
|
|
struct resource *r, bus_addr_t card_addr, int *win)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
*win = -1;
|
|
|
|
for (i = 0; i < PCIC_MEM_WINS; i++) {
|
|
|
|
if ((sc->memalloc & (1 << i)) == 0) {
|
|
|
|
*win = i;
|
|
|
|
sc->memalloc |= (1 << i);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (*win == -1)
|
|
|
|
return (1);
|
|
|
|
|
|
|
|
card_addr = card_addr - card_addr % PCIC_MEM_PAGESIZE;
|
|
|
|
|
|
|
|
sc->mem[*win].memt = rman_get_bustag(r);
|
|
|
|
sc->mem[*win].memh = rman_get_bushandle(r);
|
|
|
|
sc->mem[*win].addr = rman_get_start(r);
|
|
|
|
sc->mem[*win].size = rman_get_end(r) - sc->mem[*win].addr + 1;
|
|
|
|
sc->mem[*win].realsize = sc->mem[*win].size + PCIC_MEM_PAGESIZE - 1;
|
|
|
|
sc->mem[*win].realsize = sc->mem[*win].realsize -
|
|
|
|
(sc->mem[*win].realsize % PCIC_MEM_PAGESIZE);
|
|
|
|
sc->mem[*win].offset = ((long)card_addr) -
|
|
|
|
((long)(sc->mem[*win].addr));
|
|
|
|
sc->mem[*win].kind = kind;
|
|
|
|
|
|
|
|
DPRINTF(("pccbb_pcic_mem_map window %d bus %x+%x+%lx card addr %x\n",
|
|
|
|
*win, sc->mem[*win].addr, sc->mem[*win].size,
|
|
|
|
sc->mem[*win].offset, card_addr));
|
|
|
|
|
|
|
|
pccbb_pcic_do_mem_map(sc, *win);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_pcic_mem_unmap(struct pccbb_softc *sc, int window)
|
|
|
|
{
|
|
|
|
if (window >= PCIC_MEM_WINS)
|
|
|
|
panic("pccbb_pcic_mem_unmap: window out of range");
|
|
|
|
|
|
|
|
PCIC_MASK(sc, PCIC_ADDRWIN_ENABLE, & ~mem_map_index[window].memenable);
|
|
|
|
|
|
|
|
sc->memalloc &= ~(1 << window);
|
|
|
|
}
|
|
|
|
|
|
|
|
#define PCIC_IOINFO(NUM) { \
|
|
|
|
PCIC_IOADDR ## NUM ## _START_LSB, \
|
|
|
|
PCIC_IOADDR ## NUM ## _START_MSB, \
|
|
|
|
PCIC_IOADDR ## NUM ## _STOP_LSB, \
|
|
|
|
PCIC_IOADDR ## NUM ## _STOP_MSB, \
|
|
|
|
PCIC_ADDRWIN_ENABLE_IO ## NUM ## , \
|
|
|
|
PCIC_IOCTL_IO ## NUM ## _WAITSTATE \
|
|
|
|
| PCIC_IOCTL_IO ## NUM ## _ZEROWAIT \
|
|
|
|
| PCIC_IOCTL_IO ## NUM ## _IOCS16SRC_MASK \
|
|
|
|
| PCIC_IOCTL_IO ## NUM ## _DATASIZE_MASK, \
|
|
|
|
{ \
|
|
|
|
PCIC_IOCTL_IO ## NUM ## _IOCS16SRC_CARD, \
|
|
|
|
PCIC_IOCTL_IO ## NUM ## _IOCS16SRC_DATASIZE \
|
|
|
|
| PCIC_IOCTL_IO ## NUM ## _DATASIZE_8BIT, \
|
|
|
|
PCIC_IOCTL_IO ## NUM ## _IOCS16SRC_DATASIZE \
|
|
|
|
| PCIC_IOCTL_IO ## NUM ## _DATASIZE_16BIT, \
|
|
|
|
} \
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct io_map_index_st {
|
|
|
|
int start_lsb;
|
|
|
|
int start_msb;
|
|
|
|
int stop_lsb;
|
|
|
|
int stop_msb;
|
|
|
|
int ioenable;
|
|
|
|
int ioctlmask;
|
|
|
|
int ioctlbits[3]; /* indexed by PCCARD_WIDTH_* */
|
|
|
|
} io_map_index[] = {
|
|
|
|
PCIC_IOINFO(0),
|
|
|
|
PCIC_IOINFO(1),
|
|
|
|
};
|
|
|
|
#undef PCIC_IOINFO
|
|
|
|
|
|
|
|
static void pccbb_pcic_do_io_map(struct pccbb_softc *sc, int win)
|
|
|
|
{
|
|
|
|
PCIC_WRITE(sc, io_map_index[win].start_lsb, sc->io[win].addr & 0xff);
|
|
|
|
PCIC_WRITE(sc, io_map_index[win].start_msb,
|
|
|
|
(sc->io[win].addr >> 8) & 0xff);
|
|
|
|
|
|
|
|
PCIC_WRITE(sc, io_map_index[win].stop_lsb,
|
|
|
|
(sc->io[win].addr + sc->io[win].size - 1) & 0xff);
|
|
|
|
PCIC_WRITE(sc, io_map_index[win].stop_msb,
|
|
|
|
((sc->io[win].addr + sc->io[win].size - 1) >> 8) & 0xff);
|
|
|
|
|
|
|
|
PCIC_MASK2(sc, PCIC_IOCTL,
|
|
|
|
& ~io_map_index[win].ioctlmask,
|
|
|
|
| io_map_index[win].ioctlbits[sc->io[win].width]);
|
|
|
|
|
|
|
|
PCIC_MASK(sc, PCIC_ADDRWIN_ENABLE, | io_map_index[win].ioenable);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_io_map(struct pccbb_softc *sc, int width,
|
|
|
|
struct resource *r, bus_addr_t card_addr, int *win)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
#ifdef CBB_DEBUG
|
|
|
|
static char *width_names[] = { "auto", "io8", "io16"};
|
|
|
|
#endif
|
|
|
|
|
|
|
|
*win = -1;
|
|
|
|
for (i=0; i < PCIC_IO_WINS; i++) {
|
|
|
|
if ((sc->ioalloc & (1 << i)) == 0) {
|
|
|
|
*win = i;
|
|
|
|
sc->ioalloc |= (1 << i);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (*win == -1)
|
|
|
|
return (1);
|
|
|
|
|
|
|
|
sc->io[*win].iot = rman_get_bustag(r);
|
|
|
|
sc->io[*win].ioh = rman_get_bushandle(r);
|
|
|
|
sc->io[*win].addr = rman_get_start(r);
|
|
|
|
sc->io[*win].size = rman_get_end(r) - sc->io[*win].addr + 1;
|
|
|
|
sc->io[*win].flags = 0;
|
|
|
|
sc->io[*win].width = width;
|
|
|
|
|
|
|
|
DPRINTF(("pccbb_pcic_io_map window %d %s port %x+%x\n",
|
|
|
|
*win, width_names[width], sc->io[*win].addr,
|
|
|
|
sc->io[*win].size));
|
|
|
|
|
|
|
|
pccbb_pcic_do_io_map(sc, *win);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_pcic_io_unmap(struct pccbb_softc *sc, int window)
|
|
|
|
{
|
|
|
|
if (window >= PCIC_IO_WINS)
|
|
|
|
panic("pccbb_pcic_io_unmap: window out of range");
|
|
|
|
|
|
|
|
PCIC_MASK(sc, PCIC_ADDRWIN_ENABLE, & ~io_map_index[window].ioenable);
|
|
|
|
|
|
|
|
sc->ioalloc &= ~(1 << window);
|
|
|
|
|
|
|
|
sc->io[window].iot = 0;
|
|
|
|
sc->io[window].ioh = 0;
|
|
|
|
sc->io[window].addr = 0;
|
|
|
|
sc->io[window].size = 0;
|
|
|
|
sc->io[window].flags = 0;
|
|
|
|
sc->io[window].width = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_activate_resource(device_t self, device_t child, int type, int rid,
|
|
|
|
struct resource *r)
|
|
|
|
{
|
|
|
|
int err;
|
|
|
|
int win;
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
switch (type) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
err = pccbb_pcic_io_map(sc, 0, r, 0, &win);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
break;
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
err = pccbb_pcic_mem_map(sc, 0, r, 0, &win);
|
|
|
|
if (err)
|
|
|
|
return err;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (type == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev) {
|
|
|
|
rle->win = win;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
err = bus_generic_activate_resource(self, child, type, rid, r);
|
|
|
|
return (err);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_deactivate_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
int win;
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
win = -1;
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (type == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev) {
|
|
|
|
win = rle->win;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (win == -1)
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
switch (type) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
pccbb_pcic_io_unmap(sc, win);
|
|
|
|
break;
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
pccbb_pcic_mem_unmap(sc, win);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return bus_generic_deactivate_resource(self, child, type, rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct resource*
|
|
|
|
pccbb_pcic_alloc_resource(device_t self, device_t child, int type, int* rid,
|
|
|
|
u_long start, u_long end, u_long count, u_int flags)
|
|
|
|
{
|
|
|
|
struct resource *r = NULL;
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
2000-10-22 04:37:57 +00:00
|
|
|
switch (type) {
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
/* Nearly default */
|
|
|
|
if (start == 0 && end == ~0 && count != 1) {
|
|
|
|
start = 0xd0000; /* XXX -- should be tweakable*/
|
|
|
|
end = 0xdffff;
|
|
|
|
}
|
2000-10-18 03:25:13 +00:00
|
|
|
flags = (flags & ~RF_ALIGNMENT_MASK)
|
|
|
|
| rman_make_alignment_flags(PCCBB_MEMALIGN);
|
2000-10-22 04:37:57 +00:00
|
|
|
break;
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
if (start < 0x100)
|
|
|
|
start = 0x100; /* XXX tweakable? */
|
|
|
|
if (end < start)
|
|
|
|
end = start;
|
|
|
|
break;
|
|
|
|
case SYS_RES_IRQ:
|
|
|
|
flags |= RF_SHAREABLE;
|
|
|
|
start = end = rman_get_start(sc->sc_irq_res);
|
|
|
|
break;
|
|
|
|
}
|
2000-10-18 03:25:13 +00:00
|
|
|
r = bus_generic_alloc_resource(self, child, type, rid, start, end,
|
|
|
|
count, flags & ~RF_ACTIVE);
|
|
|
|
if (r == NULL)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
rle = malloc(sizeof(struct pccbb_reslist), M_DEVBUF, M_WAITOK);
|
|
|
|
rle->type = type;
|
|
|
|
rle->rid = *rid;
|
|
|
|
rle->start = rman_get_start(r);
|
|
|
|
rle->end = rman_get_end(r);
|
|
|
|
rle->odev = child;
|
|
|
|
rle->win = -1;
|
|
|
|
SLIST_INSERT_HEAD(&sc->rl, rle, entries);
|
|
|
|
|
|
|
|
if (flags & RF_ACTIVE) {
|
|
|
|
if (bus_activate_resource(child, type, *rid, r) != 0) {
|
|
|
|
BUS_RELEASE_RESOURCE(self, child, type, *rid, r);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_release_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *res)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (type == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev) {
|
|
|
|
SLIST_REMOVE(&sc->rl, rle, pccbb_reslist, entries);
|
|
|
|
free(rle, M_DEVBUF);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return bus_generic_release_resource(self, child, type, rid, res);
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* PC Card methods */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_set_res_flags(device_t self, device_t child, int type, int rid,
|
|
|
|
u_int32_t flags)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
if (type != SYS_RES_MEMORY)
|
|
|
|
return (EINVAL);
|
|
|
|
sc->mem[rid].kind = PCCARD_MEM_ATTR;
|
|
|
|
pccbb_pcic_do_mem_map(sc, rid);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_set_memory_offset(device_t self, device_t child, int rid,
|
|
|
|
u_int32_t offset)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
int win;
|
|
|
|
struct pccbb_reslist *rle;
|
|
|
|
|
|
|
|
win = -1;
|
|
|
|
SLIST_FOREACH(rle, &sc->rl, entries) {
|
|
|
|
if (SYS_RES_MEMORY == rle->type && rid == rle->rid &&
|
|
|
|
child == rle->odev) {
|
|
|
|
win = rle->win;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (win == -1)
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
offset = offset - offset % PCIC_MEM_PAGESIZE;
|
|
|
|
sc->mem[win].offset = ((long)offset) -
|
|
|
|
((long)(sc->mem[win].addr));
|
|
|
|
|
|
|
|
pccbb_pcic_do_mem_map(sc, win);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_pcic_enable_socket(device_t self, device_t child)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
DPRINTF(("pccbb_pcic_socket_enable:\n"));
|
|
|
|
|
|
|
|
/* power down/up the socket to reset */
|
|
|
|
{
|
|
|
|
int voltage = pccbb_detect_voltage(sc);
|
|
|
|
|
|
|
|
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
|
|
|
|
if (voltage & CARD_5V_CARD)
|
|
|
|
pccbb_power(self, CARD_VCC_5V | CARD_VPP_VCC);
|
|
|
|
else if (voltage & CARD_3V_CARD)
|
|
|
|
pccbb_power(self, CARD_VCC_3V | CARD_VPP_VCC);
|
|
|
|
else {
|
|
|
|
device_printf(self, "Unknown card voltage\n");
|
|
|
|
return ENXIO;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* enable socket i/o */
|
|
|
|
PCIC_MASK(sc, PCIC_PWRCTL, | PCIC_PWRCTL_OE);
|
|
|
|
|
|
|
|
PCIC_WRITE(sc, PCIC_INTR, PCIC_INTR_ENABLE);
|
|
|
|
/* hold reset for 30ms */
|
|
|
|
DELAY(30*1000);
|
|
|
|
/* clear the reset flag */
|
|
|
|
PCIC_MASK(sc, PCIC_INTR, | PCIC_INTR_RESET);
|
|
|
|
/* wait 20ms as per pc card standard (r2.01) section 4.3.6 */
|
|
|
|
DELAY(20*1000);
|
|
|
|
|
|
|
|
pccbb_pcic_wait_ready(sc);
|
|
|
|
|
|
|
|
/* disable all address windows */
|
|
|
|
PCIC_WRITE(sc, PCIC_ADDRWIN_ENABLE, 0);
|
|
|
|
|
|
|
|
{
|
|
|
|
int cardtype;
|
|
|
|
CARD_GET_TYPE(child, &cardtype);
|
|
|
|
PCIC_MASK(sc, PCIC_INTR, | ((cardtype == PCCARD_IFTYPE_IO) ?
|
|
|
|
PCIC_INTR_CARDTYPE_IO :
|
|
|
|
PCIC_INTR_CARDTYPE_MEM));
|
|
|
|
DEVPRINTF((sc->sc_dev, "card type is %s\n",
|
|
|
|
(cardtype == PCCARD_IFTYPE_IO) ? "io" : "mem"));
|
|
|
|
}
|
|
|
|
|
|
|
|
/* reinstall all the memory and io mappings */
|
|
|
|
{
|
|
|
|
int win;
|
|
|
|
|
|
|
|
for (win = 0; win < PCIC_MEM_WINS; ++win) {
|
|
|
|
if (sc->memalloc & (1 << win)) {
|
|
|
|
pccbb_pcic_do_mem_map(sc, win);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
for (win = 0; win < PCIC_IO_WINS; ++win) {
|
|
|
|
if (sc->ioalloc & (1 << win)) {
|
|
|
|
pccbb_pcic_do_io_map(sc, win);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_pcic_disable_socket(device_t self, device_t child)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
DPRINTF(("pccbb_pcic_socket_disable\n"));
|
|
|
|
|
|
|
|
/* reset signal asserting... */
|
|
|
|
PCIC_MASK(sc, PCIC_INTR, & ~PCIC_INTR_RESET);
|
|
|
|
DELAY(2*1000);
|
|
|
|
|
|
|
|
/* power down the socket */
|
|
|
|
PCIC_MASK(sc, PCIC_PWRCTL, &~PCIC_PWRCTL_OE);
|
|
|
|
pccbb_power(self, CARD_VCC_0V | CARD_VPP_0V);
|
|
|
|
|
|
|
|
/* wait 300ms until power fails (Tpf). */
|
|
|
|
DELAY(300 * 1000);
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Methods */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_activate_resource(device_t self, device_t child, int type, int rid,
|
|
|
|
struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
if (sc->sc_flags & PCCBB_16BIT_CARD)
|
|
|
|
return pccbb_pcic_activate_resource(self, child, type, rid, r);
|
|
|
|
else
|
|
|
|
return pccbb_cardbus_activate_resource(self, child, type, rid,
|
|
|
|
r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_deactivate_resource(device_t self, device_t child, int type,
|
|
|
|
int rid, struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
if (sc->sc_flags & PCCBB_16BIT_CARD)
|
|
|
|
return pccbb_pcic_deactivate_resource(self, child, type,
|
|
|
|
rid, r);
|
|
|
|
else
|
|
|
|
return pccbb_cardbus_deactivate_resource(self, child, type,
|
|
|
|
rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct resource*
|
|
|
|
pccbb_alloc_resource(device_t self, device_t child, int type, int* rid,
|
|
|
|
u_long start, u_long end, u_long count, u_int flags)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
if (sc->sc_flags & PCCBB_16BIT_CARD)
|
|
|
|
return pccbb_pcic_alloc_resource(self, child, type, rid,
|
|
|
|
start, end, count, flags);
|
|
|
|
else
|
|
|
|
return pccbb_cardbus_alloc_resource(self, child, type, rid,
|
|
|
|
start, end, count, flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_release_resource(device_t self, device_t child, int type, int rid,
|
|
|
|
struct resource *r)
|
|
|
|
{
|
|
|
|
struct pccbb_softc *sc = device_get_softc(self);
|
|
|
|
|
|
|
|
if (sc->sc_flags & PCCBB_16BIT_CARD)
|
|
|
|
return pccbb_pcic_release_resource(self, child, type,
|
|
|
|
rid, r);
|
|
|
|
else
|
|
|
|
return pccbb_cardbus_release_resource(self, child, type,
|
|
|
|
rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
pccbb_maxslots(device_t dev)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static u_int32_t
|
|
|
|
pccbb_read_config(device_t dev, int b, int s, int f,
|
|
|
|
int reg, int width)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Pass through to the next ppb up the chain (i.e. our grandparent).
|
|
|
|
*/
|
|
|
|
return PCIB_READ_CONFIG(device_get_parent(device_get_parent(dev)),
|
|
|
|
b, s, f, reg, width);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
pccbb_write_config(device_t dev, int b, int s, int f,
|
|
|
|
int reg, u_int32_t val, int width)
|
|
|
|
{
|
|
|
|
/*
|
|
|
|
* Pass through to the next ppb up the chain (i.e. our grandparent).
|
|
|
|
*/
|
|
|
|
PCIB_WRITE_CONFIG(device_get_parent(device_get_parent(dev)),
|
|
|
|
b, s, f, reg, val, width);
|
|
|
|
}
|
|
|
|
|
|
|
|
static device_method_t pccbb_methods[] = {
|
|
|
|
/* Device interface */
|
|
|
|
DEVMETHOD(device_probe, pccbb_probe),
|
|
|
|
DEVMETHOD(device_attach, pccbb_attach),
|
|
|
|
DEVMETHOD(device_detach, bus_generic_detach),
|
|
|
|
DEVMETHOD(device_shutdown, bus_generic_shutdown),
|
|
|
|
DEVMETHOD(device_suspend, bus_generic_suspend),
|
|
|
|
DEVMETHOD(device_resume, bus_generic_resume),
|
|
|
|
|
|
|
|
/* bus methods */
|
|
|
|
DEVMETHOD(bus_print_child, bus_generic_print_child),
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|
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DEVMETHOD(bus_alloc_resource, pccbb_alloc_resource),
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|
|
DEVMETHOD(bus_release_resource, pccbb_release_resource),
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DEVMETHOD(bus_activate_resource, pccbb_activate_resource),
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DEVMETHOD(bus_deactivate_resource, pccbb_deactivate_resource),
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|
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DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
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DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
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|
|
/* pcib compatibility interface */
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|
|
|
DEVMETHOD(pcib_maxslots, pccbb_maxslots),
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|
DEVMETHOD(pcib_read_config, pccbb_read_config),
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|
|
DEVMETHOD(pcib_write_config, pccbb_write_config),
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|
|
DEVMETHOD(pccbb_power_socket, pccbb_power),
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|
|
DEVMETHOD(pccbb_detect_card, pccbb_cardbus_detect_card),
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|
|
DEVMETHOD(pccbb_reset, pccbb_cardbus_reset),
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|
|
DEVMETHOD(card_set_res_flags, pccbb_pcic_set_res_flags),
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|
|
|
DEVMETHOD(card_set_memory_offset, pccbb_pcic_set_memory_offset),
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|
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|
|
DEVMETHOD(power_enable_socket, pccbb_pcic_enable_socket),
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|
|
|
DEVMETHOD(power_disable_socket, pccbb_pcic_disable_socket),
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|
|
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|
|
{0,0}
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|
|
|
};
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|
|
|
|
|
|
|
static driver_t pccbb_driver = {
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|
|
|
"pccbb",
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|
|
|
pccbb_methods,
|
|
|
|
sizeof(struct pccbb_softc)
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|
|
|
};
|
|
|
|
static devclass_t pccbb_devclass = {
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|
|
|
};
|
|
|
|
DRIVER_MODULE(pccbb, pci, pccbb_driver, pccbb_devclass, 0, 0);
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|
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|
|
SYSINIT(pccbb, SI_SUB_KTHREAD_IDLE, SI_ORDER_ANY, pccbb_start_threads, 0);
|