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ata-acard.c
(6.14 KB)
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ata-acerlabs.c
(10.49 KB)
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ata-amd.c
(4.91 KB)
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ata-ati.c
(8.88 KB)
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ata-cenatek.c
(2.39 KB)
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ata-cypress.c
(3.57 KB)
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ata-cyrix.c
(4.29 KB)
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ata-fsl.c
(7.07 KB)
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ata-highpoint.c
(7.86 KB)
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ata-intel.c
(29.26 KB)
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ata-ite.c
(7.53 KB)
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ata-jmicron.c
(5.07 KB)
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ata-marvell.c
(5.38 KB)
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ata-micron.c
(2.46 KB)
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ata-national.c
(4.23 KB)
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ata-netcell.c
(3.35 KB)
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ata-nvidia.c
(14.21 KB)
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ata-promise.c
(39.41 KB)
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ata-serverworks.c
(12.4 KB)
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ata-siliconimage.c
(12.37 KB)
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ata-sis.c
(9.92 KB)
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ata-via.c
(16.55 KB)
Editing: ata-amd.c
/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/module.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/ata.h> #include <sys/bus.h> #include <sys/endian.h> #include <sys/malloc.h> #include <sys/lock.h> #include <sys/mutex.h> #include <sys/sema.h> #include <sys/taskqueue.h> #include <vm/uma.h> #include <machine/stdarg.h> #include <machine/resource.h> #include <machine/bus.h> #include <sys/rman.h> #include <dev/pci/pcivar.h> #include <dev/pci/pcireg.h> #include <dev/ata/ata-all.h> #include <dev/ata/ata-pci.h> #include <ata_if.h> /* local prototypes */ static int ata_amd_ch_attach(device_t dev); static int ata_amd_chipinit(device_t dev); static int ata_amd_setmode(device_t dev, int target, int mode); /* misc defines */ #define AMD_BUG 0x01 #define AMD_CABLE 0x02 /* * Advanced Micro Devices (AMD) chipset support functions */ static int ata_amd_probe(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(dev); static const struct ata_chip_id ids[] = {{ ATA_AMD756, 0x00, 0x00, 0, ATA_UDMA4, "756" }, { ATA_AMD766, 0x00, AMD_CABLE|AMD_BUG, 0, ATA_UDMA5, "766" }, { ATA_AMD768, 0x00, AMD_CABLE, 0, ATA_UDMA5, "768" }, { ATA_AMD8111, 0x00, AMD_CABLE, 0, ATA_UDMA6, "8111" }, { ATA_AMD5536, 0x00, 0x00, 0, ATA_UDMA5, "CS5536" }, { 0, 0, 0, 0, 0, 0}}; if (pci_get_vendor(dev) != ATA_AMD_ID) return ENXIO; if (!(ctlr->chip = ata_match_chip(dev, ids))) return ENXIO; ata_set_desc(dev); ctlr->chipinit = ata_amd_chipinit; return (BUS_PROBE_LOW_PRIORITY); } static int ata_amd_chipinit(device_t dev) { struct ata_pci_controller *ctlr = device_get_softc(dev); if (ata_setup_interrupt(dev, ata_generic_intr)) return ENXIO; /* disable/set prefetch, postwrite */ if (ctlr->chip->cfg1 & AMD_BUG) pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) & 0x0f, 1); else pci_write_config(dev, 0x41, pci_read_config(dev, 0x41, 1) | 0xf0, 1); ctlr->ch_attach = ata_amd_ch_attach; ctlr->setmode = ata_amd_setmode; return 0; } static int ata_amd_setmode(device_t dev, int target, int mode) { device_t parent = device_get_parent(dev); struct ata_pci_controller *ctlr = device_get_softc(parent); struct ata_channel *ch = device_get_softc(dev); int devno = (ch->unit << 1) + target; int piomode; static const uint8_t timings[] = { 0xa8, 0x65, 0x42, 0x22, 0x20, 0xa8, 0x22, 0x20 }; static const uint8_t modes[] = { 0xc2, 0xc1, 0xc0, 0xc4, 0xc5, 0xc6, 0xc7 }; int reg = 0x53 - devno; mode = min(mode, ctlr->chip->max_dma); if (ctlr->chip->cfg1 & AMD_CABLE) { if (ata_dma_check_80pin && mode > ATA_UDMA2 && !(pci_read_config(parent, 0x42, 1) & (1 << devno))) { ata_print_cable(dev, "controller"); mode = ATA_UDMA2; } } /* Set UDMA timings. */ if (mode >= ATA_UDMA0) { pci_write_config(parent, reg, modes[mode & ATA_MODE_MASK], 1); piomode = ATA_PIO4; } else { pci_write_config(parent, reg, 0x8b, 1); piomode = mode; } /* Set WDMA/PIO timings. */ pci_write_config(parent, reg - 0x08, timings[ata_mode2idx(piomode)], 1); return (mode); } static int ata_amd_ch_attach(device_t dev) { struct ata_pci_controller *ctlr; struct ata_channel *ch; int error; ctlr = device_get_softc(device_get_parent(dev)); ch = device_get_softc(dev); error = ata_pci_ch_attach(dev); if (ctlr->chip->cfg1 & AMD_CABLE) ch->flags |= ATA_CHECKS_CABLE; return (error); } ATA_DECLARE_DRIVER(ata_amd);
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