now we support 8111 and these parts.
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1375 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich
parent
f69f7e252f
commit
c4bea221e0
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@ -37,6 +37,9 @@ struct flashchip {
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#define SST_39SF020 0xB6 /* SST 39SF020 device */
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#define SST_39VF020 0xD6 /* SST 39SF020 device */
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#define PMC_ID 0x9D /* PMC Manufacturer ID[B code */
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#define PMC_49FL004 0x6E /* PMC 49FL004 device code */
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#define WINBOND_ID 0xDA /* Winbond Manufacture ID code */
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#define W_29C011 0xC1 /* Winbond w29c011 device code*/
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#define W_29C020C 0x45 /* Winbond w29c020c device code*/
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@ -46,10 +46,12 @@
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#include "sst28sf040.h"
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#include "w49f002u.h"
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#include "sst39sf020.h"
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#include "pm49fl004.h"
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#include "mx29f002.h"
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struct flashchip flashchips[] = {
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{"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
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#if 1
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{"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
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probe_29f040b, erase_29f040b, write_29f040b, NULL},
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{"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256,
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probe_jedec, erase_jedec, write_jedec, NULL},
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@ -63,6 +65,12 @@ struct flashchip flashchips[] = {
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probe_39sf020, erase_39sf020, write_39sf020, NULL},
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{"SST39VF020", SST_ID, SST_39VF020, NULL, 256, 4096,
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probe_39sf020, erase_39sf020, write_39sf020, NULL},
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#endif
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//By LYH begin
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{"Pm49FL004", PMC_ID, PMC_49FL004, NULL, 512, 64*1024,
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probe_49fl004, erase_49fl004, write_49fl004, NULL},
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//END
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#if 1
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{"W29C011", WINBOND_ID, W_29C011, NULL, 128, 128,
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probe_jedec, erase_jedec, write_jedec, NULL},
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{"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
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@ -80,10 +88,11 @@ struct flashchip flashchips[] = {
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NULL, 8, 8*1024,
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probe_md2802, erase_md2802, write_md2802, read_md2802},
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{NULL,}
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#endif
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};
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char *chip_to_probe = NULL;
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#if 1
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int enable_flash_sis630 (struct pci_dev *dev, char *name)
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{
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char b;
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@ -271,6 +280,71 @@ enable_flash_sis5595(struct pci_dev *dev, char *name) {
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}
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return 0;
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}
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#endif
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//BY LYH
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#if 0
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static void dump_pci_device(struct pci_dev *dev)
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{
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int i;
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printf("\n");
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for(i = 0; i <= 255; i++) {
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unsigned char val;
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if ((i & 0x0f) == 0) {
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printf("0x%02x:",i);
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}
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val = pci_read_byte(dev, i);
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printf(" 0x%02x",val);
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if ((i & 0x0f) == 0x0f) {
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printf("\r\n");
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}
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}
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}
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#endif
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int
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enable_flash_amd8111(struct pci_dev *dev, char *name) {
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/* register 4e.b gets or'ed with one */
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unsigned char old, new;
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/* if it fails, it fails. There are so many variations of broken mobos
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* that it is hard to argue that we should quit at this point.
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*/
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// dump_pci_device(dev);
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old = pci_read_byte(dev, 0x43);
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new = old | 0x80;
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if (new != old) {
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pci_write_byte(dev, 0x43, new);
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if (pci_read_byte(dev, 0x43) != new) {
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printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
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0x43, new, name);
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}
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}
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old = pci_read_byte(dev, 0x40);
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new = old | 0x01;
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if (new == old)
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return 0;
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pci_write_byte(dev, 0x40, new);
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if (pci_read_byte(dev, 0x40) != new) {
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printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
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0x40, new, name);
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return -1;
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}
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return 0;
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}
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//By LYH END
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struct flashchip * probe_flash(struct flashchip * flash)
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{
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@ -299,7 +373,7 @@ struct flashchip * probe_flash(struct flashchip * flash)
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flash->total_size * 1024, (unsigned long)size);
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}
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bios = mmap (0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
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fd_mem, (off_t) (0 - size));
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fd_mem, (off_t) (0-size));
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if (bios == MAP_FAILED) {
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perror("Error MMAP /dev/mem");
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exit(1);
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@ -393,7 +467,7 @@ typedef struct penable {
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} FLASH_ENABLE;
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FLASH_ENABLE enables[] = {
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#if 1
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{0x1, 0x1, "sis630 -- what's the ID?", enable_flash_sis630},
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{0x8086, 0x2480, "E7500", enable_flash_e7500},
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{0x1106, 0x8231, "VT8231", enable_flash_vt8231},
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@ -401,6 +475,8 @@ FLASH_ENABLE enables[] = {
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{0x1078, 0x0100, "CS5530", enable_flash_cs5530},
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{0x100b, 0x0510, "SC1100", enable_flash_sc1100},
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{0x1039, 0x8, "SIS5595", enable_flash_sis5595},
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#endif
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{0x1022, 0x7468, "AMD8111", enable_flash_amd8111},
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};
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int
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@ -0,0 +1,210 @@
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/*
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* pm49fl004.c: driver for Pm49FL004 flash models.
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*
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*
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* Copyright 2004 Tyan Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*
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*/
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#include <stdio.h>
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#include "flash.h"
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#include "jedec.h"
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#include "pm49fl004.h"
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#define AUTO_PGRM 0x10
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#define CHIP_ERASE 0x30
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#define RESET 0xFF
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#define READ_ID 0x90
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static __inline__ void protect_49fl004 (volatile char * bios)
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{
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/* ask compiler not to optimize this */
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volatile unsigned char tmp;
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tmp = *(volatile unsigned char *) (bios + 0x1823);
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tmp = *(volatile unsigned char *) (bios + 0x1820);
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tmp = *(volatile unsigned char *) (bios + 0x1822);
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tmp = *(volatile unsigned char *) (bios + 0x0418);
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tmp = *(volatile unsigned char *) (bios + 0x041B);
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tmp = *(volatile unsigned char *) (bios + 0x0419);
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tmp = *(volatile unsigned char *) (bios + 0x040A);
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}
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static __inline__ void unprotect_49fl004 (volatile char * bios)
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{
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/* ask compiler not to optimize this */
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volatile unsigned char tmp;
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tmp = *(volatile unsigned char *) (bios + 0x1823);
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tmp = *(volatile unsigned char *) (bios + 0x1820);
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tmp = *(volatile unsigned char *) (bios + 0x1822);
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tmp = *(volatile unsigned char *) (bios + 0x0418);
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tmp = *(volatile unsigned char *) (bios + 0x041B);
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tmp = *(volatile unsigned char *) (bios + 0x0419);
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tmp = *(volatile unsigned char *) (bios + 0x041A);
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}
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static __inline__ int erase_block_49fl004 ( volatile unsigned char * bios ,unsigned long address)
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{
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volatile unsigned char *Temp;
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0xAA; /* write data 0xAA to the address */
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myusec_delay(10);
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Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
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*Temp = 0x55; /* write data 0x55 to the address */
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myusec_delay(10);
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0x80; /* write data 0x80 to the address */
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myusec_delay(10);
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0xAA; /* write data 0xAA to the address */
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myusec_delay(10);
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Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
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*Temp = 0x55; /* write data 0x55 to the address */
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myusec_delay(10);
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Temp = bios + address; /* set up address to be C000:5555h */
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*Temp = 0x50; /* write data 0x55 to the address */
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/* wait for Toggle bit ready */
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toggle_ready_jedec(bios);
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return(0);
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}
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static __inline__ int write_block_49fl004(volatile char * bios,
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unsigned char * src,
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volatile unsigned char * dst,
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unsigned int page_size)
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{
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int i;
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volatile char *Temp;
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for (i = 0; i < page_size; i++) {
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if (*dst != 0xff) {
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printf("FATAL: dst %p not erased (val 0x%x\n", dst, *dst);
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return(-1);
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}
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/* transfer data from source to destination */
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if (*src == 0xFF) {
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dst++, src++;
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/* If the data is 0xFF, don't program it */
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continue;
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}
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Temp = (bios + 0x5555);
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*Temp = 0xAA;
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Temp = bios + 0x2AAA;
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*Temp = 0x55;
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Temp = bios + 0x5555;
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*Temp = 0xA0;
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*dst = *src;
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toggle_ready_jedec(bios);
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if (*dst != *src)
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printf("BAD! dst 0x%lx val 0x%x src 0x%x\n",
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(unsigned long)dst, *dst, *src);
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dst++, src++;
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}
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return(0);
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}
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int probe_49fl004 (struct flashchip * flash)
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{
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volatile char * bios = flash->virt_addr;
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unsigned char id1, id2;
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*(volatile char *) (bios + 0x5555) = 0xAA;
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myusec_delay(10);
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*(volatile char *) (bios + 0x2AAA) = 0x55;
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myusec_delay(10);
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*(volatile char *) (bios + 0x5555) = 0x90;
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myusec_delay(10);
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id1 = *(volatile unsigned char *) bios;
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id2 = *(volatile unsigned char *) (bios + 0x01);
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*(volatile char *) (bios + 0x5555) = 0xAA;
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*(volatile char *) (bios + 0x2AAA) = 0x55;
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*(volatile char *) (bios + 0x5555) = 0xF0;
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myusec_delay(10);
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printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
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if (id1 == flash->manufacture_id && id2 == flash->model_id)
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return 1;
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return 0;
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}
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int erase_49fl004 (struct flashchip * flash)
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{
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volatile unsigned char * bios = flash->virt_addr;
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volatile unsigned char *Temp;
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0xAA; /* write data 0xAA to the address */
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myusec_delay(10);
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Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
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*Temp = 0x55; /* write data 0x55 to the address */
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myusec_delay(10);
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0x80; /* write data 0x80 to the address */
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myusec_delay(10);
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0xAA; /* write data 0xAA to the address */
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myusec_delay(10);
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Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
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*Temp = 0x55; /* write data 0x55 to the address */
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myusec_delay(10);
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Temp = bios + 0x5555; /* set up address to be C000:5555h */
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*Temp = 0x10; /* write data 0x10 to the address */
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/* wait for Toggle bit ready */
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toggle_ready_jedec(bios);
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return(0);
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}
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int write_49fl004 (struct flashchip * flash, unsigned char * buf)
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{
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int i;
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int total_size = flash->total_size * 1024, page_size = flash->page_size;
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volatile char * bios = flash->virt_addr;
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// unprotect_49fl004 (bios);
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// erase_49fl004(flash);
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printf ("Programming Page: ");
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for (i = 0; i < total_size/page_size; i++) {
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/* erase the page before programming */
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erase_block_49fl004(bios, i * page_size);
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/* write to the sector */
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printf ("%04d at address: 0x%08x", i, i * page_size);
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write_block_49fl004(bios, buf + i * page_size, bios + i * page_size,
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page_size);
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printf ("\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b");
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fflush(stdout);
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}
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printf("\n");
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// protect_49fl004 (bios);
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return(0);
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}
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@ -0,0 +1,8 @@
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#ifndef __PM49FL004_H__
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#define __PM49FL004_H__ 1
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extern int probe_49fl004 (struct flashchip * flash);
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extern int erase_49fl004 (struct flashchip * flash);
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extern int write_49fl004 (struct flashchip * flash, unsigned char * buf);
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#endif
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