1262 lines
42 KiB
C
1262 lines
42 KiB
C
/*-
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* Copyright (c) 1998,1999,2000,2001 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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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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* $FreeBSD$
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*/
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#include "pci.h"
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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/bio.h>
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#include <sys/malloc.h>
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#include <sys/bus.h>
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#include <sys/disk.h>
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#include <sys/devicestat.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <pci/pcivar.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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/* prototypes */
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static void cyrix_timing(struct ata_softc *, int, int);
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static void promise_timing(struct ata_softc *, int, int);
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static void hpt_timing(struct ata_softc *, int, int);
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/* misc defines */
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#ifdef __alpha__
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#undef vtophys
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#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va)
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#endif
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#define ATAPI_DEVICE(scp, device) \
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((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) || \
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(device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
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void *
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ata_dmaalloc(struct ata_softc *scp, int device)
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{
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void *dmatab;
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if ((dmatab = malloc(PAGE_SIZE, M_DEVBUF, M_NOWAIT))) {
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if (((uintptr_t)dmatab >> PAGE_SHIFT) ^
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(((uintptr_t)dmatab + PAGE_SIZE - 1) >> PAGE_SHIFT)) {
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ata_printf(scp, device, "dmatab crosses page boundary, no DMA\n");
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free(dmatab, M_DEVBUF);
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dmatab = NULL;
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}
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}
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return dmatab;
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}
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void
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ata_dmainit(struct ata_softc *scp, int device,
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int apiomode, int wdmamode, int udmamode)
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{
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device_t parent = device_get_parent(scp->dev);
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int devno = (scp->channel << 1) + ATA_DEV(device);
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int error;
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/* set our most pessimistic default mode */
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scp->mode[ATA_DEV(device)] = ATA_PIO;
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if (!scp->r_bmio)
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return;
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/* if simplex controller, only allow DMA on primary channel */
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if (scp->channel == 1) {
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ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT,
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ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) &
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(ATA_BMSTAT_DMA_MASTER | ATA_BMSTAT_DMA_SLAVE));
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if (ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & ATA_BMSTAT_DMA_SIMPLEX) {
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ata_printf(scp, device, "simplex device, DMA on primary only\n");
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return;
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}
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}
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/* DMA engine address alignment is usually 1 word (2 bytes) */
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scp->alignment = 0x1;
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#if 1
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if (udmamode > 2 && !ATA_PARAM(scp, device)->hwres_cblid) {
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ata_printf(scp, device,
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"DMA limited to UDMA33, non-ATA66 compliant cable\n");
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udmamode = 2;
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}
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#endif
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switch (scp->chiptype) {
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case 0x248a8086: /* Intel ICH3 mobile */
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case 0x248b8086: /* Intel ICH3 */
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case 0x244a8086: /* Intel ICH2 mobile */
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case 0x244b8086: /* Intel ICH2 */
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if (udmamode >= 5) {
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int32_t mask48, new48;
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int16_t word54;
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word54 = pci_read_config(parent, 0x54, 2);
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if (word54 & (0x10 << devno)) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA5, ATA_C_F_SETXFER,ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA5 on Intel chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
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new48 = (1 << devno) + (1 << (16 + (devno << 2)));
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pci_write_config(parent, 0x48,
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(pci_read_config(parent, 0x48, 4) &
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~mask48) | new48, 4);
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pci_write_config(parent, 0x54, word54 | (0x1000<<devno), 2);
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scp->mode[ATA_DEV(device)] = ATA_UDMA5;
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return;
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}
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}
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}
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/* make sure eventual ATA100 mode from the BIOS is disabled */
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pci_write_config(parent, 0x54,
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pci_read_config(parent, 0x54, 2) & ~(0x1000<<devno),2);
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/* FALLTHROUGH */
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case 0x24118086: /* Intel ICH */
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case 0x76018086: /* Intel ICH */
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if (udmamode >= 4) {
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int32_t mask48, new48;
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int16_t word54;
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word54 = pci_read_config(parent, 0x54, 2);
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if (word54 & (0x10 << devno)) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA4, ATA_C_F_SETXFER,ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA4 on Intel chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
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new48 = (1 << devno) + (2 << (16 + (devno << 2)));
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pci_write_config(parent, 0x48,
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(pci_read_config(parent, 0x48, 4) &
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~mask48) | new48, 4);
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pci_write_config(parent, 0x54, word54 | (1 << devno), 2);
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scp->mode[ATA_DEV(device)] = ATA_UDMA4;
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return;
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}
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}
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}
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/* make sure eventual ATA66 mode from the BIOS is disabled */
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pci_write_config(parent, 0x54,
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pci_read_config(parent, 0x54, 2) & ~(1 << devno), 2);
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/* FALLTHROUGH */
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case 0x71118086: /* Intel PIIX4 */
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case 0x84CA8086: /* Intel PIIX4 */
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case 0x71998086: /* Intel PIIX4e */
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case 0x24218086: /* Intel ICH0 */
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if (udmamode >= 2) {
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int32_t mask48, new48;
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA2 on Intel chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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mask48 = (1 << devno) + (3 << (16 + (devno << 2)));
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new48 = (1 << devno) + (2 << (16 + (devno << 2)));
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pci_write_config(parent, 0x48,
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(pci_read_config(parent, 0x48, 4) &
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~mask48) | new48, 4);
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scp->mode[ATA_DEV(device)] = ATA_UDMA2;
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return;
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}
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}
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/* make sure eventual ATA33 mode from the BIOS is disabled */
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pci_write_config(parent, 0x48,
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pci_read_config(parent, 0x48, 4) & ~(1 << devno), 4);
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/* FALLTHROUGH */
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case 0x70108086: /* Intel PIIX3 */
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if (wdmamode >= 2 && apiomode >= 4) {
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int32_t mask40, new40, mask44, new44;
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/* if SITRE not set doit for both channels */
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if (!((pci_read_config(parent,0x40,4)>>(scp->channel<<8))&0x4000)) {
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new40 = pci_read_config(parent, 0x40, 4);
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new44 = pci_read_config(parent, 0x44, 4);
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if (!(new40 & 0x00004000)) {
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new44 &= ~0x0000000f;
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new44 |= ((new40&0x00003000)>>10)|((new40&0x00000300)>>8);
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}
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if (!(new40 & 0x40000000)) {
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new44 &= ~0x000000f0;
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new44 |= ((new40&0x30000000)>>22)|((new40&0x03000000)>>20);
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}
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new40 |= 0x40004000;
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pci_write_config(parent, 0x40, new40, 4);
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pci_write_config(parent, 0x44, new44, 4);
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}
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting WDMA2 on Intel chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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if (device == ATA_MASTER) {
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mask40 = 0x0000330f;
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new40 = 0x00002307;
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mask44 = 0;
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new44 = 0;
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}
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else {
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mask40 = 0x000000f0;
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new40 = 0x00000070;
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mask44 = 0x0000000f;
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new44 = 0x0000000b;
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}
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if (scp->channel) {
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mask40 <<= 16;
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new40 <<= 16;
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mask44 <<= 4;
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new44 <<= 4;
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}
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pci_write_config(parent, 0x40,
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(pci_read_config(parent, 0x40, 4) & ~mask40)|
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new40, 4);
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pci_write_config(parent, 0x44,
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(pci_read_config(parent, 0x44, 4) & ~mask44)|
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new44, 4);
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scp->mode[ATA_DEV(device)] = ATA_WDMA2;
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return;
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}
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}
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/* we could set PIO mode timings, but we assume the BIOS did that */
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break;
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case 0x12308086: /* Intel PIIX */
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if (wdmamode >= 2 && apiomode >= 4) {
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int32_t word40;
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word40 = pci_read_config(parent, 0x40, 4);
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word40 >>= scp->channel * 16;
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/* Check for timing config usable for DMA on controller */
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if (!((word40 & 0x3300) == 0x2300 &&
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((word40 >> (device == ATA_MASTER ? 0 : 4)) & 1) == 1))
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break;
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting WDMA2 on Intel chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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scp->mode[ATA_DEV(device)] = ATA_WDMA2;
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return;
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}
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}
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break;
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case 0x522910b9: /* AcerLabs Aladdin IV/V */
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/* the older Aladdin doesn't support ATAPI DMA on both master & slave */
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if (pci_get_revid(parent) < 0xc2 &&
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scp->devices & ATA_ATAPI_MASTER && scp->devices & ATA_ATAPI_SLAVE) {
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ata_printf(scp, device,
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"Aladdin: two atapi devices on this channel, no DMA\n");
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break;
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}
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if (udmamode >= 5 && pci_get_revid(parent) >= 0xc4) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA5 on Acer chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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int32_t word54 = pci_read_config(parent, 0x54, 4);
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pci_write_config(parent, 0x4b,
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pci_read_config(parent, 0x4b, 1) | 0x01, 1);
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word54 &= ~(0x000f000f << (devno << 2));
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word54 |= (0x000f0005 << (devno << 2));
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pci_write_config(parent, 0x54, word54, 4);
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pci_write_config(parent, 0x53,
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pci_read_config(parent, 0x53, 1) | 0x03, 1);
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scp->mode[ATA_DEV(device)] = ATA_UDMA5;
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return;
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}
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}
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if (udmamode >= 4 && pci_get_revid(parent) >= 0xc2) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA4 on Acer chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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int32_t word54 = pci_read_config(parent, 0x54, 4);
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pci_write_config(parent, 0x4b,
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pci_read_config(parent, 0x4b, 1) | 0x01, 1);
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word54 &= ~(0x000f000f << (devno << 2));
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word54 |= (0x00080005 << (devno << 2));
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pci_write_config(parent, 0x54, word54, 4);
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pci_write_config(parent, 0x53,
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pci_read_config(parent, 0x53, 1) | 0x03, 1);
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scp->mode[ATA_DEV(device)] = ATA_UDMA4;
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return;
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}
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}
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if (udmamode >= 2 && pci_get_revid(parent) >= 0x20) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA2 on Acer chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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int32_t word54 = pci_read_config(parent, 0x54, 4);
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word54 &= ~(0x000f000f << (devno << 2));
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word54 |= (0x000a0005 << (devno << 2));
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pci_write_config(parent, 0x54, word54, 4);
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pci_write_config(parent, 0x53,
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pci_read_config(parent, 0x53, 1) | 0x03, 1);
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scp->flags |= ATA_ATAPI_DMA_RO;
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scp->mode[ATA_DEV(device)] = ATA_UDMA2;
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return;
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}
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}
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|
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/* make sure eventual UDMA mode from the BIOS is disabled */
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pci_write_config(parent, 0x56, pci_read_config(parent, 0x56, 2) &
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~(0x0008 << (devno << 2)), 2);
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if (wdmamode >= 2 && apiomode >= 4) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting WDMA2 on Acer chip\n",
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(error) ? "failed" : "success");
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if (!error) {
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pci_write_config(parent, 0x53,
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pci_read_config(parent, 0x53, 1) | 0x03, 1);
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scp->flags |= ATA_ATAPI_DMA_RO;
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scp->mode[ATA_DEV(device)] = ATA_WDMA2;
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return;
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}
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}
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pci_write_config(parent, 0x53,
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(pci_read_config(parent, 0x53, 1) & ~0x01) | 0x02, 1);
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/* we could set PIO mode timings, but we assume the BIOS did that */
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break;
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case 0x74111022: /* AMD 766 */
|
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if (udmamode >= 5) {
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
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ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
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if (bootverbose)
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ata_printf(scp, device, "%s setting UDMA5 on AMD chip\n",
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(error) ? "failed" : "success");
|
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if (!error) {
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pci_write_config(parent, 0x53 - devno, 0xc6, 1);
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scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
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return;
|
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}
|
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}
|
|
/* FALLTHROUGH */
|
|
|
|
case 0x74091022: /* AMD 756 */
|
|
if (udmamode >= 4) {
|
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
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ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
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ata_printf(scp, device, "%s setting UDMA4 on AMD chip\n",
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(error) ? "failed" : "success");
|
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if (!error) {
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pci_write_config(parent, 0x53 - devno, 0xc5, 1);
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scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
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return;
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}
|
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}
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|
goto via_82c586;
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|
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case 0x05711106: /* VIA 82C571, 82C586, 82C596, 82C686 */
|
|
if (ata_find_dev(parent, 0x06861106, 0x40) ||
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ata_find_dev(parent, 0x82311106, 0) ||
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ata_find_dev(parent, 0x30741106, 0)) { /* 82C686b */
|
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if (udmamode >= 5) {
|
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error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
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ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA5 on VIA chip\n",
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(error) ? "failed" : "success");
|
|
if (!error) {
|
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pci_write_config(parent, 0x53 - devno, 0xf0, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on VIA chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0xf1, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on VIA chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0xf4, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
else if (ata_find_dev(parent, 0x06861106, 0) || /* 82C686a */
|
|
ata_find_dev(parent, 0x05961106, 0x12)) { /* 82C596b */
|
|
if (udmamode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on VIA chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0xe8, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on VIA chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0xea, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
else if (ata_find_dev(parent, 0x05961106, 0) || /* 82C596a */
|
|
ata_find_dev(parent, 0x05861106, 0x03)) { /* 82C586b */
|
|
via_82c586:
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on %s chip\n",
|
|
(error) ? "failed" : "success",
|
|
((scp->chiptype == 0x74091022) ||
|
|
(scp->chiptype == 0x74111022)) ? "AMD" : "VIA");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0xc0, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on %s chip\n",
|
|
(error) ? "failed" : "success",
|
|
(scp->chiptype == 0x74091022) ? "AMD" : "VIA");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x53 - devno, 0x0b, 1);
|
|
pci_write_config(parent, 0x4b - devno, 0x31, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* we could set PIO mode timings, but we assume the BIOS did that */
|
|
break;
|
|
|
|
case 0x55131039: /* SiS 5591 */
|
|
if (ata_find_dev(parent, 0x06301039, 0x30) || /* SiS 630 */
|
|
ata_find_dev(parent, 0x06331039, 0x00) || /* SiS 633 */
|
|
ata_find_dev(parent, 0x06351039, 0x00) || /* SiS 635 */
|
|
ata_find_dev(parent, 0x06401039, 0x00) || /* SiS 640 */
|
|
ata_find_dev(parent, 0x06451039, 0x00) || /* SiS 645 */
|
|
ata_find_dev(parent, 0x06501039, 0x00) || /* SiS 650 */
|
|
ata_find_dev(parent, 0x07301039, 0x00) || /* SiS 730 */
|
|
ata_find_dev(parent, 0x07331039, 0x00) || /* SiS 733 */
|
|
ata_find_dev(parent, 0x07351039, 0x00) || /* SiS 735 */
|
|
ata_find_dev(parent, 0x07401039, 0x00) || /* SiS 740 */
|
|
ata_find_dev(parent, 0x07451039, 0x00) || /* SiS 745 */
|
|
ata_find_dev(parent, 0x07501039, 0x00)) { /* SiS 750 */
|
|
int8_t reg = 0x40 + (devno << 1);
|
|
int16_t val = pci_read_config(parent, reg, 2) & 0x0fff;
|
|
|
|
if (udmamode >= 5) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA5 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, reg, val | 0x8000, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, reg, val | 0x9000, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, reg, val | 0xb000, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
} else if (ata_find_dev(parent, 0x05301039, 0) || /* SiS 530 */
|
|
ata_find_dev(parent, 0x05401039, 0) || /* SiS 540 */
|
|
ata_find_dev(parent, 0x06201039, 0) || /* SiS 620 */
|
|
ata_find_dev(parent, 0x06301039, 0)) { /* SiS 630 */
|
|
int8_t reg = 0x40 + (devno << 1);
|
|
int16_t val = pci_read_config(parent, reg, 2) & 0x0fff;
|
|
|
|
if (udmamode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, reg, val | 0x9000, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, reg, val | 0xa000, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
} else if (udmamode >= 2 && pci_get_revid(parent) > 0xc1) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x40 + (devno << 1), 0xa301, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (wdmamode >=2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on SiS chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(parent, 0x40 + (devno << 1), 0x0301, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* we could set PIO mode timings, but we assume the BIOS did that */
|
|
break;
|
|
|
|
case 0x06491095: /* CMD 649 ATA100 controller */
|
|
if (udmamode >= 5) {
|
|
u_int8_t umode;
|
|
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA5 on CMD chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1);
|
|
umode &= ~(device == ATA_MASTER ? 0x35 : 0xca);
|
|
umode |= (device == ATA_MASTER ? 0x05 : 0x0a);
|
|
pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
|
return;
|
|
}
|
|
}
|
|
/* FALLTHROUGH */
|
|
|
|
case 0x06481095: /* CMD 648 ATA66 controller */
|
|
if (udmamode >= 4) {
|
|
u_int8_t umode;
|
|
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on CMD chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1);
|
|
umode &= ~(device == ATA_MASTER ? 0x35 : 0xca);
|
|
umode |= (device == ATA_MASTER ? 0x15 : 0x4a);
|
|
pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
u_int8_t umode;
|
|
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on CMD chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
umode = pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1);
|
|
umode &= ~(device == ATA_MASTER ? 0x35 : 0xca);
|
|
umode |= (device == ATA_MASTER ? 0x11 : 0x42);
|
|
pci_write_config(parent, scp->channel ? 0x7b : 0x73, umode, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* make sure eventual UDMA mode from the BIOS is disabled */
|
|
pci_write_config(parent, scp->channel ? 0x7b : 0x73,
|
|
pci_read_config(parent, scp->channel ? 0x7b : 0x73, 1)&
|
|
~(device == ATA_MASTER ? 0x35 : 0xca), 1);
|
|
/* FALLTHROUGH */
|
|
|
|
case 0x06461095: /* CMD 646 ATA controller */
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on CMD chip\n",
|
|
error ? "failed" : "success");
|
|
if (!error) {
|
|
int32_t offset = (devno < 3) ? (devno << 1) : 7;
|
|
|
|
pci_write_config(parent, 0x54 + offset, 0x3f, 1);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* we could set PIO mode timings, but we assume the BIOS did that */
|
|
break;
|
|
|
|
case 0xc6931080: /* Cypress 82c693 ATA controller */
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on Cypress chip\n",
|
|
error ? "failed" : "success");
|
|
if (!error) {
|
|
pci_write_config(scp->dev, scp->channel ? 0x4e:0x4c, 0x2020, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* we could set PIO mode timings, but we assume the BIOS did that */
|
|
break;
|
|
|
|
case 0x01021078: /* Cyrix 5530 ATA33 controller */
|
|
scp->alignment = 0xf; /* DMA engine requires 16 byte alignment */
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on Cyrix chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
cyrix_timing(scp, devno, ATA_UDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on Cyrix chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
cyrix_timing(scp, devno, ATA_WDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_PIO0 + apiomode, ATA_C_F_SETXFER,
|
|
ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting %s on Cyrix chip\n",
|
|
(error) ? "failed" : "success",
|
|
ata_mode2str(ATA_PIO0 + apiomode));
|
|
cyrix_timing(scp, devno, ATA_PIO0 + apiomode);
|
|
scp->mode[ATA_DEV(device)] = ATA_PIO0 + apiomode;
|
|
return;
|
|
|
|
case 0x02111166: /* ServerWorks ROSB4 ATA33 controller */
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device,
|
|
"%s setting UDMA2 on ServerWorks chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
u_int16_t reg56;
|
|
|
|
pci_write_config(parent, 0x54,
|
|
pci_read_config(parent, 0x54, 1) |
|
|
(0x01 << devno), 1);
|
|
reg56 = pci_read_config(parent, 0x56, 2);
|
|
reg56 &= ~(0xf << (devno * 4));
|
|
reg56 |= (0x2 << (devno * 4));
|
|
pci_write_config(parent, 0x56, reg56, 2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device,
|
|
"%s setting WDMA2 on ServerWorks chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
int offset = (scp->channel * 2) + (device == ATA_MASTER);
|
|
int word44 = pci_read_config(parent, 0x44, 4);
|
|
|
|
pci_write_config(parent, 0x54,
|
|
pci_read_config(parent, 0x54, 1) &
|
|
~(0x01 << devno), 1);
|
|
word44 &= ~(0xff << (offset << 8));
|
|
word44 |= (0x20 << (offset << 8));
|
|
pci_write_config(parent, 0x44, 0x20, 4);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
/* we could set PIO mode timings, but we assume the BIOS did that */
|
|
break;
|
|
|
|
case 0x4d68105a: /* Promise TX2 ATA100 controllers */
|
|
case 0x6268105a: /* Promise TX2 ATA100 controllers */
|
|
case 0x4d69105a: /* Promise TX2 ATA133 controllers */
|
|
ATA_OUTB(scp->r_bmio, ATA_BMDEVSPEC_0, 0x0b);
|
|
if (udmamode >= 4 && !(ATA_INB(scp->r_bmio, ATA_BMDEVSPEC_1) & 0x04)) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA + udmamode, ATA_C_F_SETXFER,
|
|
ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting %s on Promise chip\n",
|
|
(error) ? "failed" : "success",
|
|
ata_mode2str(ATA_UDMA + udmamode));
|
|
if (!error) {
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA + udmamode;
|
|
return;
|
|
}
|
|
}
|
|
if (udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting %s on Promise chip\n",
|
|
(error) ? "failed" : "success", "UDMA2");
|
|
if (!error) {
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting %s on Promise chip\n",
|
|
(error) ? "failed" : "success", "WDMA2");
|
|
if (!error) {
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 0x4d30105a: /* Promise Ultra/FastTrak 100 controllers */
|
|
case 0x0d30105a: /* Promise OEM ATA100 controllers */
|
|
if (!ATAPI_DEVICE(scp, device) && udmamode >= 5 &&
|
|
!(pci_read_config(parent, 0x50, 2)&(scp->channel ? 1<<11 : 1<<10))){
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA5 on Promise chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
promise_timing(scp, devno, ATA_UDMA5);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
|
return;
|
|
}
|
|
}
|
|
/* FALLTHROUGH */
|
|
|
|
case 0x4d38105a: /* Promise Ultra/FastTrak 66 controllers */
|
|
if (!ATAPI_DEVICE(scp, device) && udmamode >= 4 &&
|
|
!(pci_read_config(parent, 0x50, 2)&(scp->channel ? 1<<11 : 1<<10))){
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on Promise chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
promise_timing(scp, devno, ATA_UDMA4);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
/* FALLTHROUGH */
|
|
|
|
case 0x4d33105a: /* Promise Ultra/FastTrak 33 controllers */
|
|
if (!ATAPI_DEVICE(scp, device) && udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on Promise chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
promise_timing(scp, devno, ATA_UDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (!ATAPI_DEVICE(scp, device) && wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on Promise chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
promise_timing(scp, devno, ATA_WDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_PIO0 + apiomode,
|
|
ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting PIO%d on Promise chip\n",
|
|
(error) ? "failed" : "success",
|
|
(apiomode >= 0) ? apiomode : 0);
|
|
promise_timing(scp, devno, ATA_PIO0 + apiomode);
|
|
scp->mode[ATA_DEV(device)] = ATA_PIO0 + apiomode;
|
|
return;
|
|
|
|
case 0x00041103: /* HighPoint HPT366/368/370/372 controllers */
|
|
if (!ATAPI_DEVICE(scp, device) &&
|
|
udmamode >= 6 && pci_get_revid(parent) >= 0x05 &&
|
|
!(pci_read_config(parent, 0x5a, 1) & (scp->channel ? 0x01:0x02))) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA6, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA6 on HighPoint chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
hpt_timing(scp, devno, ATA_UDMA6);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA6;
|
|
return;
|
|
}
|
|
}
|
|
if (!ATAPI_DEVICE(scp, device) &&
|
|
udmamode >= 5 && pci_get_revid(parent) >= 0x03 &&
|
|
!(pci_read_config(parent, 0x5a, 1) & (scp->channel ? 0x01:0x02))) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA5, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA5 on HighPoint chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
hpt_timing(scp, devno, ATA_UDMA5);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA5;
|
|
return;
|
|
}
|
|
}
|
|
if (!ATAPI_DEVICE(scp, device) && udmamode >=4 &&
|
|
!(pci_read_config(parent, 0x5a, 1) & (scp->channel ? 0x01:0x02))) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA4, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA4 on HighPoint chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
hpt_timing(scp, devno, ATA_UDMA4);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA4;
|
|
return;
|
|
}
|
|
}
|
|
if (!ATAPI_DEVICE(scp, device) && udmamode >= 2) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting UDMA2 on HighPoint chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
hpt_timing(scp, devno, ATA_UDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_UDMA2;
|
|
return;
|
|
}
|
|
}
|
|
if (!ATAPI_DEVICE(scp, device) && wdmamode >= 2 && apiomode >= 4) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on HighPoint chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
hpt_timing(scp, devno, ATA_WDMA2);
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_PIO0 + apiomode,
|
|
ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting PIO%d on HighPoint chip\n",
|
|
(error) ? "failed" : "success",
|
|
(apiomode >= 0) ? apiomode : 0);
|
|
hpt_timing(scp, devno, ATA_PIO0 + apiomode);
|
|
scp->mode[ATA_DEV(device)] = ATA_PIO0 + apiomode;
|
|
return;
|
|
|
|
default: /* unknown controller chip */
|
|
/* better not try generic DMA on ATAPI devices it almost never works */
|
|
if ((device == ATA_MASTER && scp->devices & ATA_ATAPI_MASTER) ||
|
|
(device == ATA_SLAVE && scp->devices & ATA_ATAPI_SLAVE))
|
|
break;
|
|
|
|
/* if controller says its setup for DMA take the easy way out */
|
|
/* the downside is we dont know what DMA mode we are in */
|
|
if ((udmamode >= 0 || wdmamode > 1) &&
|
|
(ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) &
|
|
((device==ATA_MASTER) ?
|
|
ATA_BMSTAT_DMA_MASTER : ATA_BMSTAT_DMA_SLAVE))) {
|
|
scp->mode[ATA_DEV(device)] = ATA_DMA;
|
|
return;
|
|
}
|
|
|
|
/* well, we have no support for this, but try anyways */
|
|
if ((wdmamode >= 2 && apiomode >= 4) && scp->r_bmio) {
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0,
|
|
ATA_WDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting WDMA2 on generic chip\n",
|
|
(error) ? "failed" : "success");
|
|
if (!error) {
|
|
scp->mode[ATA_DEV(device)] = ATA_WDMA2;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
error = ata_command(scp, device, ATA_C_SETFEATURES, 0, ATA_PIO0 + apiomode,
|
|
ATA_C_F_SETXFER,ATA_WAIT_READY);
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "%s setting PIO%d on generic chip\n",
|
|
(error) ? "failed" : "success", apiomode < 0 ? 0 : apiomode);
|
|
if (!error)
|
|
scp->mode[ATA_DEV(device)] = ATA_PIO0 + apiomode;
|
|
else {
|
|
if (bootverbose)
|
|
ata_printf(scp, device, "using PIO mode set by BIOS\n");
|
|
scp->mode[ATA_DEV(device)] = ATA_PIO;
|
|
}
|
|
}
|
|
|
|
int
|
|
ata_dmasetup(struct ata_softc *scp, int device, struct ata_dmaentry *dmatab,
|
|
caddr_t data, int32_t count)
|
|
{
|
|
u_int32_t dma_count, dma_base;
|
|
int i = 0;
|
|
|
|
if (((uintptr_t)data & scp->alignment) || (count & scp->alignment)) {
|
|
ata_printf(scp, device, "non aligned DMA transfer attempted\n");
|
|
return -1;
|
|
}
|
|
|
|
if (!count) {
|
|
ata_printf(scp, device, "zero length DMA transfer attempted\n");
|
|
return -1;
|
|
}
|
|
|
|
dma_base = vtophys(data);
|
|
dma_count = min(count, (PAGE_SIZE - ((uintptr_t)data & PAGE_MASK)));
|
|
data += dma_count;
|
|
count -= dma_count;
|
|
|
|
while (count) {
|
|
dmatab[i].base = dma_base;
|
|
dmatab[i].count = (dma_count & 0xffff);
|
|
i++;
|
|
if (i >= ATA_DMA_ENTRIES) {
|
|
ata_printf(scp, device, "too many segments in DMA table\n");
|
|
return -1;
|
|
}
|
|
dma_base = vtophys(data);
|
|
dma_count = min(count, PAGE_SIZE);
|
|
data += min(count, PAGE_SIZE);
|
|
count -= min(count, PAGE_SIZE);
|
|
}
|
|
dmatab[i].base = dma_base;
|
|
dmatab[i].count = (dma_count & 0xffff) | ATA_DMA_EOT;
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
ata_dmastart(struct ata_softc *scp, int device,
|
|
struct ata_dmaentry *dmatab, int dir)
|
|
{
|
|
scp->flags |= ATA_DMA_ACTIVE;
|
|
ATA_OUTL(scp->r_bmio, ATA_BMDTP_PORT, vtophys(dmatab));
|
|
ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT, dir ? ATA_BMCMD_WRITE_READ : 0);
|
|
ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT,
|
|
(ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) |
|
|
(ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR)));
|
|
ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT,
|
|
ATA_INB(scp->r_bmio, ATA_BMCMD_PORT) | ATA_BMCMD_START_STOP);
|
|
}
|
|
|
|
int
|
|
ata_dmadone(struct ata_softc *scp)
|
|
{
|
|
int error;
|
|
|
|
ATA_OUTB(scp->r_bmio, ATA_BMCMD_PORT,
|
|
ATA_INB(scp->r_bmio, ATA_BMCMD_PORT) & ~ATA_BMCMD_START_STOP);
|
|
scp->flags &= ~ATA_DMA_ACTIVE;
|
|
error = ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT);
|
|
ATA_OUTB(scp->r_bmio, ATA_BMSTAT_PORT,
|
|
error | ATA_BMSTAT_INTERRUPT | ATA_BMSTAT_ERROR);
|
|
return error & ATA_BMSTAT_MASK;
|
|
}
|
|
|
|
int
|
|
ata_dmastatus(struct ata_softc *scp)
|
|
{
|
|
return ATA_INB(scp->r_bmio, ATA_BMSTAT_PORT) & ATA_BMSTAT_MASK;
|
|
}
|
|
|
|
static void
|
|
cyrix_timing(struct ata_softc *scp, int devno, int mode)
|
|
{
|
|
u_int32_t reg20 = 0x0000e132;
|
|
u_int32_t reg24 = 0x00017771;
|
|
|
|
switch (mode) {
|
|
case ATA_PIO0: reg20 = 0x0000e132; break;
|
|
case ATA_PIO1: reg20 = 0x00018121; break;
|
|
case ATA_PIO2: reg20 = 0x00024020; break;
|
|
case ATA_PIO3: reg20 = 0x00032010; break;
|
|
case ATA_PIO4: reg20 = 0x00040010; break;
|
|
case ATA_WDMA2: reg24 = 0x00002020; break;
|
|
case ATA_UDMA2: reg24 = 0x00911030; break;
|
|
}
|
|
ATA_OUTL(scp->r_bmio, (devno << 3) + 0x20, reg20);
|
|
ATA_OUTL(scp->r_bmio, (devno << 3) + 0x24, reg24);
|
|
}
|
|
|
|
static void
|
|
promise_timing(struct ata_softc *scp, int devno, int mode)
|
|
{
|
|
u_int32_t timing = 0;
|
|
struct promise_timing {
|
|
u_int8_t pa:4;
|
|
u_int8_t prefetch:1;
|
|
u_int8_t iordy:1;
|
|
u_int8_t errdy:1;
|
|
u_int8_t syncin:1;
|
|
u_int8_t pb:5;
|
|
u_int8_t mb:3;
|
|
u_int8_t mc:4;
|
|
u_int8_t dmaw:1;
|
|
u_int8_t dmar:1;
|
|
u_int8_t iordyp:1;
|
|
u_int8_t dmarqp:1;
|
|
u_int8_t reserved:8;
|
|
} *t = (struct promise_timing*)&timing;
|
|
|
|
t->iordy = 1; t->iordyp = 1;
|
|
if (mode >= ATA_DMA) {
|
|
t->prefetch = 1; t->errdy = 1; t->syncin = 1;
|
|
}
|
|
|
|
switch (scp->chiptype) {
|
|
case 0x4d33105a: /* Promise Ultra/Fasttrak 33 */
|
|
switch (mode) {
|
|
default:
|
|
case ATA_PIO0: t->pa = 9; t->pb = 19; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO1: t->pa = 5; t->pb = 12; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO2: t->pa = 3; t->pb = 8; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO3: t->pa = 2; t->pb = 6; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO4: t->pa = 1; t->pb = 4; t->mb = 7; t->mc = 15; break;
|
|
case ATA_WDMA2: t->pa = 3; t->pb = 7; t->mb = 3; t->mc = 3; break;
|
|
case ATA_UDMA2: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break;
|
|
}
|
|
break;
|
|
|
|
case 0x4d38105a: /* Promise Ultra/Fasttrak 66 */
|
|
case 0x4d30105a: /* Promise Ultra/Fasttrak 100 */
|
|
case 0x0d30105a: /* Promise OEM ATA 100 */
|
|
switch (mode) {
|
|
default:
|
|
case ATA_PIO0: t->pa = 15; t->pb = 31; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO1: t->pa = 10; t->pb = 24; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO2: t->pa = 6; t->pb = 16; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO3: t->pa = 4; t->pb = 12; t->mb = 7; t->mc = 15; break;
|
|
case ATA_PIO4: t->pa = 2; t->pb = 8; t->mb = 7; t->mc = 15; break;
|
|
case ATA_WDMA2: t->pa = 6; t->pb = 14; t->mb = 6; t->mc = 6; break;
|
|
case ATA_UDMA2: t->pa = 6; t->pb = 14; t->mb = 2; t->mc = 2; break;
|
|
case ATA_UDMA4: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break;
|
|
case ATA_UDMA5: t->pa = 3; t->pb = 7; t->mb = 1; t->mc = 1; break;
|
|
}
|
|
break;
|
|
}
|
|
pci_write_config(device_get_parent(scp->dev), 0x60 + (devno<<2), timing, 4);
|
|
}
|
|
|
|
static void
|
|
hpt_timing(struct ata_softc *scp, int devno, int mode)
|
|
{
|
|
device_t parent = device_get_parent(scp->dev);
|
|
u_int32_t timing;
|
|
if (pci_get_revid(parent) >= 0x05) { /* HPT372 */
|
|
switch (mode) {
|
|
case ATA_PIO0: timing = 0x0d029d5e; break;
|
|
case ATA_PIO1: timing = 0x0d029d26; break;
|
|
case ATA_PIO2: timing = 0x0c829ca6; break;
|
|
case ATA_PIO3: timing = 0x0c829c84; break;
|
|
case ATA_PIO4: timing = 0x0c829c62; break;
|
|
case ATA_WDMA2: timing = 0x2c829262; break;
|
|
case ATA_UDMA2: timing = 0x1c91dc62; break;
|
|
case ATA_UDMA4: timing = 0x1c8ddc62; break;
|
|
case ATA_UDMA5: timing = 0x1c6ddc62; break;
|
|
case ATA_UDMA6: timing = 0x1c81dc62; break;
|
|
default: timing = 0x0d029d5e;
|
|
}
|
|
pci_write_config(parent, 0x40 + (devno << 2) , timing, 4);
|
|
pci_write_config(parent, 0x5b, 0x20, 1);
|
|
}
|
|
else if (pci_get_revid(parent) >= 0x03) { /* HPT370 */
|
|
switch (mode) {
|
|
case ATA_PIO0: timing = 0x06914e57; break;
|
|
case ATA_PIO1: timing = 0x06914e43; break;
|
|
case ATA_PIO2: timing = 0x06514e33; break;
|
|
case ATA_PIO3: timing = 0x06514e22; break;
|
|
case ATA_PIO4: timing = 0x06514e21; break;
|
|
case ATA_WDMA2: timing = 0x26514e21; break;
|
|
case ATA_UDMA2: timing = 0x16494e31; break;
|
|
case ATA_UDMA4: timing = 0x16454e31; break;
|
|
case ATA_UDMA5: timing = 0x16454e31; break;
|
|
default: timing = 0x06514e57;
|
|
}
|
|
pci_write_config(parent, 0x40 + (devno << 2) , timing, 4);
|
|
pci_write_config(parent, 0x5b, 0x22, 1);
|
|
}
|
|
else { /* HPT36[68] */
|
|
switch (pci_read_config(parent, 0x41 + (devno << 2), 1)) {
|
|
case 0x85: /* 25Mhz */
|
|
switch (mode) {
|
|
case ATA_PIO0: timing = 0xc0d08585; break;
|
|
case ATA_PIO1: timing = 0xc0d08572; break;
|
|
case ATA_PIO2: timing = 0xc0ca8542; break;
|
|
case ATA_PIO3: timing = 0xc0ca8532; break;
|
|
case ATA_PIO4: timing = 0xc0ca8521; break;
|
|
case ATA_WDMA2: timing = 0xa0ca8521; break;
|
|
case ATA_UDMA2: timing = 0x90cf8521; break;
|
|
case ATA_UDMA4: timing = 0x90c98521; break;
|
|
default: timing = 0x01208585;
|
|
}
|
|
break;
|
|
default:
|
|
case 0xa7: /* 33MHz */
|
|
switch (mode) {
|
|
case ATA_PIO0: timing = 0xc0d0a7aa; break;
|
|
case ATA_PIO1: timing = 0xc0d0a7a3; break;
|
|
case ATA_PIO2: timing = 0xc0d0a753; break;
|
|
case ATA_PIO3: timing = 0xc0c8a742; break;
|
|
case ATA_PIO4: timing = 0xc0c8a731; break;
|
|
case ATA_WDMA2: timing = 0xa0c8a731; break;
|
|
case ATA_UDMA2: timing = 0x90caa731; break;
|
|
case ATA_UDMA4: timing = 0x90c9a731; break;
|
|
default: timing = 0x0120a7a7;
|
|
}
|
|
break;
|
|
case 0xd9: /* 40Mhz */
|
|
switch (mode) {
|
|
case ATA_PIO0: timing = 0xc018d9d9; break;
|
|
case ATA_PIO1: timing = 0xc010d9c7; break;
|
|
case ATA_PIO2: timing = 0xc010d997; break;
|
|
case ATA_PIO3: timing = 0xc010d974; break;
|
|
case ATA_PIO4: timing = 0xc008d963; break;
|
|
case ATA_WDMA2: timing = 0xa008d943; break;
|
|
case ATA_UDMA2: timing = 0x900bd943; break;
|
|
case ATA_UDMA4: timing = 0x900fd943; break;
|
|
default: timing = 0x0120d9d9;
|
|
}
|
|
}
|
|
pci_write_config(parent, 0x40 + (devno << 2), (timing & ~0x80000000),4);
|
|
}
|
|
}
|