1/*- 2 * Copyright (c) 1998,1999,2000,2001 S�ren Schmidt <sos@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * |
28 * $FreeBSD: head/sys/dev/ata/ata-dma.c 85352 2001-10-23 09:57:49Z sos $ |
29 */ 30 31#include "pci.h" 32#include <sys/param.h> 33#include <sys/systm.h> 34#include <sys/ata.h> 35#include <sys/bio.h> 36#include <sys/malloc.h> --- 70 unchanged lines hidden (view full) --- 107 if (udmamode > 2 && !ATA_PARAM(scp, device)->hwres_cblid) { 108 ata_printf(scp, device, 109 "DMA limited to UDMA33, non-ATA66 compliant cable\n"); 110 udmamode = 2; 111 } 112#endif 113 switch (scp->chiptype) { 114 |
115 case 0x248a8086: /* Intel ICH3 mobile */ 116 case 0x248b8086: /* Intel ICH3 */ |
117 case 0x244a8086: /* Intel ICH2 mobile */ 118 case 0x244b8086: /* Intel ICH2 */ 119 if (udmamode >= 5) { 120 int32_t mask48, new48; 121 int16_t word54; 122 123 word54 = pci_read_config(parent, 0x54, 2); 124 if (word54 & (0x10 << devno)) { --- 16 unchanged lines hidden (view full) --- 141 } 142 } 143 /* make sure eventual ATA100 mode from the BIOS is disabled */ 144 pci_write_config(parent, 0x54, 145 pci_read_config(parent, 0x54, 2) & ~(0x1000<<devno),2); 146 /* FALLTHROUGH */ 147 148 case 0x24118086: /* Intel ICH */ |
149 case 0x76018086: /* Intel ICH */ |
150 if (udmamode >= 4) { 151 int32_t mask48, new48; 152 int16_t word54; 153 154 word54 = pci_read_config(parent, 0x54, 2); 155 if (word54 & (0x10 << devno)) { 156 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 157 ATA_UDMA4, ATA_C_F_SETXFER,ATA_WAIT_READY); --- 14 unchanged lines hidden (view full) --- 172 } 173 } 174 /* make sure eventual ATA66 mode from the BIOS is disabled */ 175 pci_write_config(parent, 0x54, 176 pci_read_config(parent, 0x54, 2) & ~(1 << devno), 2); 177 /* FALLTHROUGH */ 178 179 case 0x71118086: /* Intel PIIX4 */ |
180 case 0x84CA8086: /* Intel PIIX4 */ |
181 case 0x71998086: /* Intel PIIX4e */ 182 case 0x24218086: /* Intel ICH0 */ 183 if (udmamode >= 2) { 184 int32_t mask48, new48; 185 186 error = ata_command(scp, device, ATA_C_SETFEATURES, 0, 187 ATA_UDMA2, ATA_C_F_SETXFER, ATA_WAIT_READY); 188 if (bootverbose) --- 1018 unchanged lines hidden --- |