2 * This file is part of the flashrom project.
4 * Copyright (C) 2000 Silicon Integrated System Corporation
5 * Copyright (C) 2005-2007 coresystems GmbH <stepan@coresystems.de>
6 * Copyright (C) 2006 Uwe Hermann <uwe@hermann-uwe.de>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 * Contains the chipset specific flash enables.
26 #define _LARGEFILE64_SOURCE
31 #include <sys/types.h>
39 * flashrom defaults to LPC flash devices. If a known SPI controller is found
40 * and the SPI strappings are set, this will be overwritten by the probing code.
42 * Eventually, this will become an array when multiple flash support works.
45 flashbus_t flashbus = BUS_TYPE_LPC;
49 static int enable_flash_ali_m1533(struct pci_dev *dev, const char *name)
54 * ROM Write enable, 0xFFFC0000-0xFFFDFFFF and
55 * 0xFFFE0000-0xFFFFFFFF ROM select enable.
57 tmp = pci_read_byte(dev, 0x47);
59 pci_write_byte(dev, 0x47, tmp);
64 static int enable_flash_sis630(struct pci_dev *dev, const char *name)
68 /* Enable 0xFFF8000~0xFFFF0000 decoding on SiS 540/630. */
69 b = pci_read_byte(dev, 0x40);
70 pci_write_byte(dev, 0x40, b | 0xb);
72 /* Flash write enable on SiS 540/630. */
73 b = pci_read_byte(dev, 0x45);
74 pci_write_byte(dev, 0x45, b | 0x40);
76 /* The same thing on SiS 950 Super I/O side... */
78 /* First probe for Super I/O on config port 0x2e. */
84 if (INB(0x2f) != 0x87) {
85 /* If that failed, try config port 0x4e. */
90 if (INB(0x4f) != 0x87) {
91 printf("Can not access SiS 950\n");
103 printf("2f is %#x\n", INB(0x2f));
104 b = INB(0x2f) | 0xfc;
115 * - Name: 82371AB PCI-TO-ISA / IDE XCELERATOR (PIIX4)
116 * - URL: http://www.intel.com/design/intarch/datashts/290562.htm
117 * - PDF: http://www.intel.com/design/intarch/datashts/29056201.pdf
118 * - Order Number: 290562-001
120 static int enable_flash_piix4(struct pci_dev *dev, const char *name)
123 uint16_t xbcs = 0x4e; /* X-Bus Chip Select register. */
125 old = pci_read_word(dev, xbcs);
127 /* Set bit 9: 1-Meg Extended BIOS Enable (PCI master accesses to
128 * FFF00000-FFF7FFFF are forwarded to ISA).
129 * Set bit 7: Extended BIOS Enable (PCI master accesses to
130 * FFF80000-FFFDFFFF are forwarded to ISA).
131 * Set bit 6: Lower BIOS Enable (PCI master, or ISA master accesses to
132 * the lower 64-Kbyte BIOS block (E0000-EFFFF) at the top
133 * of 1 Mbyte, or the aliases at the top of 4 Gbyte
134 * (FFFE0000-FFFEFFFF) result in the generation of BIOSCS#.
135 * Note: Accesses to FFFF0000-FFFFFFFF are always forwarded to ISA.
136 * Set bit 2: BIOSCS# Write Enable (1=enable, 0=disable).
143 pci_write_word(dev, xbcs, new);
145 if (pci_read_word(dev, xbcs) != new) {
146 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", xbcs, new, name);
154 * See ie. page 375 of "Intel I/O Controller Hub 7 (ICH7) Family Datasheet"
155 * http://download.intel.com/design/chipsets/datashts/30701303.pdf
157 static int enable_flash_ich(struct pci_dev *dev, const char *name,
163 * Note: the ICH0-ICH5 BIOS_CNTL register is actually 16 bit wide, but
164 * just treating it as 8 bit wide seems to work fine in practice.
166 old = pci_read_byte(dev, bios_cntl);
168 printf_debug("\nBIOS Lock Enable: %sabled, ",
169 (old & (1 << 1)) ? "en" : "dis");
170 printf_debug("BIOS Write Enable: %sabled, ",
171 (old & (1 << 0)) ? "en" : "dis");
172 printf_debug("BIOS_CNTL is 0x%x\n", old);
179 pci_write_byte(dev, bios_cntl, new);
181 if (pci_read_byte(dev, bios_cntl) != new) {
182 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", bios_cntl, new, name);
189 static int enable_flash_ich_4e(struct pci_dev *dev, const char *name)
191 return enable_flash_ich(dev, name, 0x4e);
194 static int enable_flash_ich_dc(struct pci_dev *dev, const char *name)
196 return enable_flash_ich(dev, name, 0xdc);
199 #define ICH_STRAP_RSVD 0x00
200 #define ICH_STRAP_SPI 0x01
201 #define ICH_STRAP_PCI 0x02
202 #define ICH_STRAP_LPC 0x03
204 static int enable_flash_vt8237s_spi(struct pci_dev *dev, const char *name) {
207 mmio_base = (pci_read_long(dev, 0xbc)) << 8;
208 printf_debug("MMIO base at = 0x%x\n", mmio_base);
209 spibar = mmap(NULL, 0x70, PROT_READ | PROT_WRITE, MAP_SHARED,
212 if (spibar == MAP_FAILED) {
213 perror("Can't mmap memory using " MEM_DEV);
217 printf_debug("0x6c: 0x%04x (CLOCK/DEBUG)\n", *(uint16_t *)(spibar + 0x6c));
219 flashbus = BUS_TYPE_VIA_SPI;
224 static int enable_flash_ich_dc_spi(struct pci_dev *dev, const char *name, int ich_generation)
227 uint8_t old, new, bbs, buc;
228 uint16_t spibar_offset;
231 static const char *straps_names[] = { "reserved", "SPI", "PCI", "LPC" };
233 /* Enable Flash Writes */
234 ret = enable_flash_ich_dc(dev, name);
236 /* Get physical address of Root Complex Register Block */
237 tmp = pci_read_long(dev, 0xf0) & 0xffffc000;
238 printf_debug("\nRoot Complex Register Block address = 0x%x\n", tmp);
240 /* Map RCBA to virtual memory */
241 rcrb = mmap(0, 0x4000, PROT_READ | PROT_WRITE, MAP_SHARED, fd_mem, (off_t)tmp);
242 if (rcrb == MAP_FAILED) {
243 perror("Can't mmap memory using " MEM_DEV);
247 gcs = *(volatile uint32_t *)(rcrb + 0x3410);
248 printf_debug("GCS = 0x%x: ", gcs);
249 printf_debug("BIOS Interface Lock-Down: %sabled, ",
250 (gcs & 0x1) ? "en" : "dis");
251 bbs = (gcs >> 10) & 0x3;
252 printf_debug("BOOT BIOS Straps: 0x%x (%s)\n", bbs, straps_names[bbs]);
254 buc = *(volatile uint8_t *)(rcrb + 0x3414);
255 printf_debug("Top Swap : %s\n", (buc & 1)?"enabled (A16 inverted)":"not enabled");
257 /* It seems the ICH7 does not support SPI and LPC chips at the same
258 * time. At least not with our current code. So we prevent searching
259 * on ICH7 when the southbridge is strapped to LPC
262 if (ich_generation == 7 && bbs == ICH_STRAP_LPC) {
263 /* No further SPI initialization required */
267 switch (ich_generation) {
269 flashbus = BUS_TYPE_ICH7_SPI;
270 spibar_offset = 0x3020;
273 flashbus = BUS_TYPE_ICH9_SPI;
274 spibar_offset = 0x3020;
278 default: /* Future version might behave the same */
279 flashbus = BUS_TYPE_ICH9_SPI;
280 spibar_offset = 0x3800;
284 /* SPIBAR is at RCRB+0x3020 for ICH[78] and RCRB+0x3800 for ICH9. */
285 printf_debug("SPIBAR = 0x%x + 0x%04x\n", tmp, spibar_offset);
287 /* Assign Virtual Address */
288 spibar = rcrb + spibar_offset;
291 case BUS_TYPE_ICH7_SPI:
292 printf_debug("0x00: 0x%04x (SPIS)\n", *(uint16_t *)(spibar + 0));
293 printf_debug("0x02: 0x%04x (SPIC)\n", *(uint16_t *)(spibar + 2));
294 printf_debug("0x04: 0x%08x (SPIA)\n", *(uint32_t *)(spibar + 4));
295 for (i=0; i < 8; i++) {
298 printf_debug("0x%02x: 0x%08x (SPID%d)\n", offs, *(uint32_t *)(spibar + offs), i);
299 printf_debug("0x%02x: 0x%08x (SPID%d+4)\n", offs+4, *(uint32_t *)(spibar + offs +4), i);
301 printf_debug("0x50: 0x%08x (BBAR)\n", *(uint32_t *)(spibar + 0x50));
302 printf_debug("0x54: 0x%04x (PREOP)\n", *(uint16_t *)(spibar + 0x54));
303 printf_debug("0x56: 0x%04x (OPTYPE)\n", *(uint16_t *)(spibar + 0x56));
304 printf_debug("0x58: 0x%08x (OPMENU)\n", *(uint32_t *)(spibar + 0x58));
305 printf_debug("0x5c: 0x%08x (OPMENU+4)\n", *(uint32_t *)(spibar + 0x5c));
306 for (i=0; i < 4; i++) {
308 offs = 0x60 + (i * 4);
309 printf_debug("0x%02x: 0x%08x (PBR%d)\n", offs, *(uint32_t *)(spibar + offs), i);
312 if ( (*(uint16_t *)spibar) & (1 << 15)) {
313 printf("WARNING: SPI Configuration Lockdown activated.\n");
316 case BUS_TYPE_ICH9_SPI:
317 /* TODO: Add dumping function for ICH8/ICH9, or drop the
318 * whole SPIBAR dumping from chipset_enable.c - There's
319 * inteltool for this task already.
327 old = pci_read_byte(dev, 0xdc);
328 printf_debug("SPI Read Configuration: ");
329 new = (old >> 2) & 0x3;
334 printf_debug("prefetching %sabled, caching %sabled, ",
335 (new & 0x2) ? "en" : "dis",
336 (new & 0x1) ? "dis" : "en");
339 printf_debug("invalid prefetching/caching settings, ");
346 static int enable_flash_ich7(struct pci_dev *dev, const char *name)
348 return enable_flash_ich_dc_spi(dev, name, 7);
351 static int enable_flash_ich8(struct pci_dev *dev, const char *name)
353 return enable_flash_ich_dc_spi(dev, name, 8);
356 static int enable_flash_ich9(struct pci_dev *dev, const char *name)
358 return enable_flash_ich_dc_spi(dev, name, 9);
361 static int enable_flash_ich10(struct pci_dev *dev, const char *name)
363 return enable_flash_ich_dc_spi(dev, name, 10);
366 static int enable_flash_vt823x(struct pci_dev *dev, const char *name)
370 /* enable ROM decode range (1MB) FFC00000 - FFFFFFFF*/
371 pci_write_byte(dev, 0x41, 0x7f);
373 /* ROM write enable */
374 val = pci_read_byte(dev, 0x40);
376 pci_write_byte(dev, 0x40, val);
378 if (pci_read_byte(dev, 0x40) != val) {
379 printf("\nWARNING: Failed to enable ROM Write on \"%s\"\n",
387 static int enable_flash_cs5530(struct pci_dev *dev, const char *name)
391 #define DECODE_CONTROL_REG2 0x5b /* F0 index 0x5b */
392 #define ROM_AT_LOGIC_CONTROL_REG 0x52 /* F0 index 0x52 */
394 #define LOWER_ROM_ADDRESS_RANGE (1 << 0)
395 #define ROM_WRITE_ENABLE (1 << 1)
396 #define UPPER_ROM_ADDRESS_RANGE (1 << 2)
397 #define BIOS_ROM_POSITIVE_DECODE (1 << 5)
399 /* Decode 0x000E0000-0x000FFFFF (128 KB), not just 64 KB, and
400 * decode 0xFF000000-0xFFFFFFFF (16 MB), not just 256 KB.
401 * Make the configured ROM areas writable.
403 reg8 = pci_read_byte(dev, ROM_AT_LOGIC_CONTROL_REG);
404 reg8 |= LOWER_ROM_ADDRESS_RANGE;
405 reg8 |= UPPER_ROM_ADDRESS_RANGE;
406 reg8 |= ROM_WRITE_ENABLE;
407 pci_write_byte(dev, ROM_AT_LOGIC_CONTROL_REG, reg8);
409 /* Set positive decode on ROM. */
410 reg8 = pci_read_byte(dev, DECODE_CONTROL_REG2);
411 reg8 |= BIOS_ROM_POSITIVE_DECODE;
412 pci_write_byte(dev, DECODE_CONTROL_REG2, reg8);
418 * Geode systems write protect the BIOS via RCONFs (cache settings similar
419 * to MTRRs). To unlock, change MSR 0x1808 top byte to 0x22. Reading and
420 * writing to MSRs, however requires instructions rdmsr/wrmsr, which are
421 * ring0 privileged instructions so only the kernel can do the read/write.
422 * This function, therefore, requires that the msr kernel module be loaded
423 * to access these instructions from user space using device /dev/cpu/0/msr.
425 * This hard-coded location could have potential problems on SMP machines
426 * since it assumes cpu0, but it is safe on the Geode which is not SMP.
428 * Geode systems also write protect the NOR flash chip itself via MSR_NORF_CTL.
429 * To enable write to NOR Boot flash for the benefit of systems that have such
430 * a setup, raise MSR 0x51400018 WE_CS3 (write enable Boot Flash Chip Select).
432 * This is probably not portable beyond Linux.
434 static int enable_flash_cs5536(struct pci_dev *dev, const char *name)
436 #define MSR_RCONF_DEFAULT 0x1808
437 #define MSR_NORF_CTL 0x51400018
440 unsigned char buf[8];
442 fd_msr = open("/dev/cpu/0/msr", O_RDWR);
448 if (lseek64(fd_msr, (off64_t) MSR_RCONF_DEFAULT, SEEK_SET) == -1) {
450 printf("Cannot operate on MSR. Did you run 'modprobe msr'?\n");
455 if (read(fd_msr, buf, 8) != 8) {
461 if (buf[7] != 0x22) {
463 if (lseek64(fd_msr, (off64_t) MSR_RCONF_DEFAULT, SEEK_SET) == -1) {
469 if (write(fd_msr, buf, 8) < 0) {
476 if (lseek64(fd_msr, (off64_t) MSR_NORF_CTL, SEEK_SET) == -1) {
482 if (read(fd_msr, buf, 8) != 8) {
488 /* Raise WE_CS3 bit. */
491 if (lseek64(fd_msr, (off64_t) MSR_NORF_CTL, SEEK_SET) == -1) {
496 if (write(fd_msr, buf, 8) < 0) {
504 #undef MSR_RCONF_DEFAULT
509 static int enable_flash_sc1100(struct pci_dev *dev, const char *name)
513 pci_write_byte(dev, 0x52, 0xee);
515 new = pci_read_byte(dev, 0x52);
518 printf("tried to set register 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x52, new, name);
525 static int enable_flash_sis5595(struct pci_dev *dev, const char *name)
529 new = pci_read_byte(dev, 0x45);
531 new &= (~0x20); /* Clear bit 5. */
532 new |= 0x4; /* Set bit 2. */
534 pci_write_byte(dev, 0x45, new);
536 newer = pci_read_byte(dev, 0x45);
538 printf("tried to set register 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x45, new, name);
539 printf("Stuck at 0x%x\n", newer);
546 static int enable_flash_amd8111(struct pci_dev *dev, const char *name)
550 /* Enable decoding at 0xffb00000 to 0xffffffff. */
551 old = pci_read_byte(dev, 0x43);
554 pci_write_byte(dev, 0x43, new);
555 if (pci_read_byte(dev, 0x43) != new) {
556 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x43, new, name);
560 old = pci_read_byte(dev, 0x40);
564 pci_write_byte(dev, 0x40, new);
566 if (pci_read_byte(dev, 0x40) != new) {
567 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x40, new, name);
574 static int enable_flash_sb600(struct pci_dev *dev, const char *name)
579 /* Clear ROM Protect 0-3 */
580 for (reg = 0x50; reg < 0x60; reg+=4) {
581 old = pci_read_long(dev, reg);
582 new = old & 0xFFFFFFFC;
584 pci_write_byte(dev, reg, new);
585 if (pci_read_long(dev, reg) != new) {
586 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x50, new, name);
594 static int enable_flash_ck804(struct pci_dev *dev, const char *name)
598 old = pci_read_byte(dev, 0x88);
601 pci_write_byte(dev, 0x88, new);
602 if (pci_read_byte(dev, 0x88) != new) {
603 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x88, new, name);
607 old = pci_read_byte(dev, 0x6d);
611 pci_write_byte(dev, 0x6d, new);
613 if (pci_read_byte(dev, 0x6d) != new) {
614 printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n", 0x6d, new, name);
621 /* ATI Technologies Inc IXP SB400 PCI-ISA Bridge (rev 80) */
622 static int enable_flash_sb400(struct pci_dev *dev, const char *name)
626 struct pci_dev *smbusdev;
628 /* Look for the SMBus device. */
629 pci_filter_init((struct pci_access *)0, &f);
633 for (smbusdev = pacc->devices; smbusdev; smbusdev = smbusdev->next) {
634 if (pci_filter_match(&f, smbusdev)) {
640 fprintf(stderr, "ERROR: SMBus device not found. Aborting.\n");
644 /* Enable some SMBus stuff. */
645 tmp = pci_read_byte(smbusdev, 0x79);
647 pci_write_byte(smbusdev, 0x79, tmp);
649 /* Change southbridge. */
650 tmp = pci_read_byte(dev, 0x48);
652 pci_write_byte(dev, 0x48, tmp);
654 /* Now become a bit silly. */
666 static int enable_flash_mcp55(struct pci_dev *dev, const char *name)
668 uint8_t old, new, byte;
671 /* Set the 0-16 MB enable bits. */
672 byte = pci_read_byte(dev, 0x88);
673 byte |= 0xff; /* 256K */
674 pci_write_byte(dev, 0x88, byte);
675 byte = pci_read_byte(dev, 0x8c);
676 byte |= 0xff; /* 1M */
677 pci_write_byte(dev, 0x8c, byte);
678 word = pci_read_word(dev, 0x90);
679 word |= 0x7fff; /* 16M */
680 pci_write_word(dev, 0x90, word);
682 old = pci_read_byte(dev, 0x6d);
686 pci_write_byte(dev, 0x6d, new);
688 if (pci_read_byte(dev, 0x6d) != new) {
690 ("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
698 static int enable_flash_ht1000(struct pci_dev *dev, const char *name)
702 /* Set the 4MB enable bit. */
703 byte = pci_read_byte(dev, 0x41);
705 pci_write_byte(dev, 0x41, byte);
707 byte = pci_read_byte(dev, 0x43);
709 pci_write_byte(dev, 0x43, byte);
714 typedef struct penable {
715 uint16_t vendor, device;
717 int (*doit) (struct pci_dev *dev, const char *name);
720 static const FLASH_ENABLE enables[] = {
721 {0x1039, 0x0630, "SiS630", enable_flash_sis630},
722 {0x8086, 0x7110, "Intel PIIX4/4E/4M", enable_flash_piix4},
723 {0x8086, 0x7198, "Intel 440MX", enable_flash_piix4},
724 {0x8086, 0x2410, "Intel ICH", enable_flash_ich_4e},
725 {0x8086, 0x2420, "Intel ICH0", enable_flash_ich_4e},
726 {0x8086, 0x2440, "Intel ICH2", enable_flash_ich_4e},
727 {0x8086, 0x244c, "Intel ICH2-M", enable_flash_ich_4e},
728 {0x8086, 0x2480, "Intel ICH3-S", enable_flash_ich_4e},
729 {0x8086, 0x248c, "Intel ICH3-M", enable_flash_ich_4e},
730 {0x8086, 0x24c0, "Intel ICH4/ICH4-L", enable_flash_ich_4e},
731 {0x8086, 0x24cc, "Intel ICH4-M", enable_flash_ich_4e},
732 {0x8086, 0x24d0, "Intel ICH5/ICH5R", enable_flash_ich_4e},
733 {0x8086, 0x25a1, "Intel 6300ESB", enable_flash_ich_4e},
734 {0x8086, 0x2640, "Intel ICH6/ICH6R", enable_flash_ich_dc},
735 {0x8086, 0x2641, "Intel ICH6-M", enable_flash_ich_dc},
736 {0x8086, 0x5031, "Intel EP80579", enable_flash_ich_dc},
737 {0x8086, 0x27b0, "Intel ICH7DH", enable_flash_ich7},
738 {0x8086, 0x27b8, "Intel ICH7/ICH7R", enable_flash_ich7},
739 {0x8086, 0x27b9, "Intel ICH7M", enable_flash_ich7},
740 {0x8086, 0x27bd, "Intel ICH7MDH", enable_flash_ich7},
741 {0x8086, 0x2810, "Intel ICH8/ICH8R", enable_flash_ich8},
742 {0x8086, 0x2811, "Intel ICH8M-E", enable_flash_ich8},
743 {0x8086, 0x2812, "Intel ICH8DH", enable_flash_ich8},
744 {0x8086, 0x2814, "Intel ICH8DO", enable_flash_ich8},
745 {0x8086, 0x2815, "Intel ICH8M", enable_flash_ich8},
746 {0x8086, 0x2912, "Intel ICH9DH", enable_flash_ich9},
747 {0x8086, 0x2914, "Intel ICH9DO", enable_flash_ich9},
748 {0x8086, 0x2916, "Intel ICH9R", enable_flash_ich9},
749 {0x8086, 0x2917, "Intel ICH9M-E", enable_flash_ich9},
750 {0x8086, 0x2918, "Intel ICH9", enable_flash_ich9},
751 {0x8086, 0x2919, "Intel ICH9M", enable_flash_ich9},
752 {0x8086, 0x3a14, "Intel ICH10DO", enable_flash_ich10},
753 {0x8086, 0x3a16, "Intel ICH10R", enable_flash_ich10},
754 {0x8086, 0x3a18, "Intel ICH10", enable_flash_ich10},
755 {0x8086, 0x3a1a, "Intel ICH10D", enable_flash_ich10},
756 {0x1106, 0x8231, "VIA VT8231", enable_flash_vt823x},
757 {0x1106, 0x3177, "VIA VT8235", enable_flash_vt823x},
758 {0x1106, 0x3227, "VIA VT8237", enable_flash_vt823x},
759 {0x1106, 0x3372, "VIA VT8237S", enable_flash_vt8237s_spi},
760 {0x1106, 0x8324, "VIA CX700", enable_flash_vt823x},
761 {0x1106, 0x0686, "VIA VT82C686", enable_flash_amd8111},
762 {0x1078, 0x0100, "AMD CS5530(A)", enable_flash_cs5530},
763 {0x100b, 0x0510, "AMD SC1100", enable_flash_sc1100},
764 {0x1039, 0x0008, "SiS5595", enable_flash_sis5595},
765 {0x1022, 0x2080, "AMD CS5536", enable_flash_cs5536},
766 {0x1022, 0x7468, "AMD8111", enable_flash_amd8111},
767 {0x1002, 0x438D, "ATI(AMD) SB600", enable_flash_sb600},
768 {0x10B9, 0x1533, "ALi M1533", enable_flash_ali_m1533},
769 {0x10de, 0x0050, "NVIDIA CK804", enable_flash_ck804}, /* LPC */
770 {0x10de, 0x0051, "NVIDIA CK804", enable_flash_ck804}, /* Pro */
771 /* Slave, should not be here, to fix known bug for A01. */
772 {0x10de, 0x00d3, "NVIDIA CK804", enable_flash_ck804},
773 {0x10de, 0x0260, "NVIDIA MCP51", enable_flash_ck804},
774 {0x10de, 0x0261, "NVIDIA MCP51", enable_flash_ck804},
775 {0x10de, 0x0262, "NVIDIA MCP51", enable_flash_ck804},
776 {0x10de, 0x0263, "NVIDIA MCP51", enable_flash_ck804},
777 {0x10de, 0x0360, "NVIDIA MCP55", enable_flash_mcp55}, /* M57SLI*/
778 {0x10de, 0x0361, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
779 {0x10de, 0x0362, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
780 {0x10de, 0x0363, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
781 {0x10de, 0x0364, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
782 {0x10de, 0x0365, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
783 {0x10de, 0x0366, "NVIDIA MCP55", enable_flash_mcp55}, /* LPC */
784 {0x10de, 0x0367, "NVIDIA MCP55", enable_flash_mcp55}, /* Pro */
785 {0x10de, 0x0548, "NVIDIA MCP67", enable_flash_mcp55},
786 {0x1002, 0x4377, "ATI SB400", enable_flash_sb400},
787 {0x1166, 0x0205, "Broadcom HT-1000", enable_flash_ht1000},
790 void print_supported_chipsets(void)
794 printf("\nSupported chipsets:\n\n");
796 for (i = 0; i < ARRAY_SIZE(enables); i++)
797 printf("%s (%04x:%04x)\n", enables[i].name,
798 enables[i].vendor, enables[i].device);
801 int chipset_flash_enable(void)
803 struct pci_dev *dev = 0;
804 int ret = -2; /* Nothing! */
807 /* Now let's try to find the chipset we have... */
808 for (i = 0; i < ARRAY_SIZE(enables); i++) {
809 dev = pci_dev_find(enables[i].vendor, enables[i].device);
815 printf("Found chipset \"%s\", enabling flash write... ",
818 ret = enables[i].doit(dev, enables[i].name);