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-rw-r--r--util/flash_and_burn/flash.h3
-rw-r--r--util/flash_and_burn/flash_rom.c84
-rw-r--r--util/flash_and_burn/pm49fl004.c210
-rw-r--r--util/flash_and_burn/pm49fl004.h8
4 files changed, 301 insertions, 4 deletions
diff --git a/util/flash_and_burn/flash.h b/util/flash_and_burn/flash.h
index 0e62b89753..ace46a4f5d 100644
--- a/util/flash_and_burn/flash.h
+++ b/util/flash_and_burn/flash.h
@@ -37,6 +37,9 @@ struct flashchip {
#define SST_39SF020 0xB6 /* SST 39SF020 device */
#define SST_39VF020 0xD6 /* SST 39SF020 device */
+#define PMC_ID 0x9D /* PMC Manufacturer ID[B code */
+#define PMC_49FL004 0x6E /* PMC 49FL004 device code */
+
#define WINBOND_ID 0xDA /* Winbond Manufacture ID code */
#define W_29C011 0xC1 /* Winbond w29c011 device code*/
#define W_29C020C 0x45 /* Winbond w29c020c device code*/
diff --git a/util/flash_and_burn/flash_rom.c b/util/flash_and_burn/flash_rom.c
index a13d48bb51..b063b3c1f4 100644
--- a/util/flash_and_burn/flash_rom.c
+++ b/util/flash_and_burn/flash_rom.c
@@ -46,10 +46,12 @@
#include "sst28sf040.h"
#include "w49f002u.h"
#include "sst39sf020.h"
+#include "pm49fl004.h"
#include "mx29f002.h"
struct flashchip flashchips[] = {
- {"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
+#if 1
+ {"Am29F040B", AMD_ID, AM_29F040B, NULL, 512, 64*1024,
probe_29f040b, erase_29f040b, write_29f040b, NULL},
{"At29C040A", ATMEL_ID, AT_29C040A, NULL, 512, 256,
probe_jedec, erase_jedec, write_jedec, NULL},
@@ -63,6 +65,12 @@ struct flashchip flashchips[] = {
probe_39sf020, erase_39sf020, write_39sf020, NULL},
{"SST39VF020", SST_ID, SST_39VF020, NULL, 256, 4096,
probe_39sf020, erase_39sf020, write_39sf020, NULL},
+#endif
+//By LYH begin
+ {"Pm49FL004", PMC_ID, PMC_49FL004, NULL, 512, 64*1024,
+ probe_49fl004, erase_49fl004, write_49fl004, NULL},
+//END
+#if 1
{"W29C011", WINBOND_ID, W_29C011, NULL, 128, 128,
probe_jedec, erase_jedec, write_jedec, NULL},
{"W29C020C", WINBOND_ID, W_29C020C, NULL, 256, 128,
@@ -80,10 +88,11 @@ struct flashchip flashchips[] = {
NULL, 8, 8*1024,
probe_md2802, erase_md2802, write_md2802, read_md2802},
{NULL,}
+#endif
};
char *chip_to_probe = NULL;
-
+#if 1
int enable_flash_sis630 (struct pci_dev *dev, char *name)
{
char b;
@@ -271,6 +280,71 @@ enable_flash_sis5595(struct pci_dev *dev, char *name) {
}
return 0;
}
+#endif
+//BY LYH
+#if 0
+static void dump_pci_device(struct pci_dev *dev)
+{
+ int i;
+
+ printf("\n");
+ for(i = 0; i <= 255; i++) {
+ unsigned char val;
+ if ((i & 0x0f) == 0) {
+ printf("0x%02x:",i);
+ }
+ val = pci_read_byte(dev, i);
+ printf(" 0x%02x",val);
+ if ((i & 0x0f) == 0x0f) {
+ printf("\r\n");
+ }
+ }
+}
+
+#endif
+
+int
+enable_flash_amd8111(struct pci_dev *dev, char *name) {
+ /* register 4e.b gets or'ed with one */
+ unsigned char old, new;
+ /* if it fails, it fails. There are so many variations of broken mobos
+ * that it is hard to argue that we should quit at this point.
+ */
+
+// dump_pci_device(dev);
+
+ old = pci_read_byte(dev, 0x43);
+
+ new = old | 0x80;
+
+ if (new != old) {
+
+ pci_write_byte(dev, 0x43, new);
+
+ if (pci_read_byte(dev, 0x43) != new) {
+ printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
+ 0x43, new, name);
+ }
+ }
+
+
+ old = pci_read_byte(dev, 0x40);
+
+ new = old | 0x01;
+
+ if (new == old)
+ return 0;
+
+ pci_write_byte(dev, 0x40, new);
+
+ if (pci_read_byte(dev, 0x40) != new) {
+ printf("tried to set 0x%x to 0x%x on %s failed (WARNING ONLY)\n",
+ 0x40, new, name);
+ return -1;
+ }
+ return 0;
+}
+//By LYH END
struct flashchip * probe_flash(struct flashchip * flash)
{
@@ -299,7 +373,7 @@ struct flashchip * probe_flash(struct flashchip * flash)
flash->total_size * 1024, (unsigned long)size);
}
bios = mmap (0, size, PROT_WRITE | PROT_READ, MAP_SHARED,
- fd_mem, (off_t) (0 - size));
+ fd_mem, (off_t) (0-size));
if (bios == MAP_FAILED) {
perror("Error MMAP /dev/mem");
exit(1);
@@ -393,7 +467,7 @@ typedef struct penable {
} FLASH_ENABLE;
FLASH_ENABLE enables[] = {
-
+#if 1
{0x1, 0x1, "sis630 -- what's the ID?", enable_flash_sis630},
{0x8086, 0x2480, "E7500", enable_flash_e7500},
{0x1106, 0x8231, "VT8231", enable_flash_vt8231},
@@ -401,6 +475,8 @@ FLASH_ENABLE enables[] = {
{0x1078, 0x0100, "CS5530", enable_flash_cs5530},
{0x100b, 0x0510, "SC1100", enable_flash_sc1100},
{0x1039, 0x8, "SIS5595", enable_flash_sis5595},
+#endif
+ {0x1022, 0x7468, "AMD8111", enable_flash_amd8111},
};
int
diff --git a/util/flash_and_burn/pm49fl004.c b/util/flash_and_burn/pm49fl004.c
new file mode 100644
index 0000000000..7fcb3ee72c
--- /dev/null
+++ b/util/flash_and_burn/pm49fl004.c
@@ -0,0 +1,210 @@
+/*
+ * pm49fl004.c: driver for Pm49FL004 flash models.
+ *
+ *
+ * Copyright 2004 Tyan Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ */
+
+#include <stdio.h>
+#include "flash.h"
+#include "jedec.h"
+#include "pm49fl004.h"
+
+#define AUTO_PGRM 0x10
+#define CHIP_ERASE 0x30
+#define RESET 0xFF
+#define READ_ID 0x90
+
+static __inline__ void protect_49fl004 (volatile char * bios)
+{
+ /* ask compiler not to optimize this */
+ volatile unsigned char tmp;
+
+ tmp = *(volatile unsigned char *) (bios + 0x1823);
+ tmp = *(volatile unsigned char *) (bios + 0x1820);
+ tmp = *(volatile unsigned char *) (bios + 0x1822);
+ tmp = *(volatile unsigned char *) (bios + 0x0418);
+ tmp = *(volatile unsigned char *) (bios + 0x041B);
+ tmp = *(volatile unsigned char *) (bios + 0x0419);
+ tmp = *(volatile unsigned char *) (bios + 0x040A);
+}
+
+static __inline__ void unprotect_49fl004 (volatile char * bios)
+{
+ /* ask compiler not to optimize this */
+ volatile unsigned char tmp;
+
+ tmp = *(volatile unsigned char *) (bios + 0x1823);
+ tmp = *(volatile unsigned char *) (bios + 0x1820);
+ tmp = *(volatile unsigned char *) (bios + 0x1822);
+ tmp = *(volatile unsigned char *) (bios + 0x0418);
+ tmp = *(volatile unsigned char *) (bios + 0x041B);
+ tmp = *(volatile unsigned char *) (bios + 0x0419);
+ tmp = *(volatile unsigned char *) (bios + 0x041A);
+}
+
+static __inline__ int erase_block_49fl004 ( volatile unsigned char * bios ,unsigned long address)
+{
+ volatile unsigned char *Temp;
+
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0xAA; /* write data 0xAA to the address */
+ myusec_delay(10);
+ Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
+ *Temp = 0x55; /* write data 0x55 to the address */
+ myusec_delay(10);
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0x80; /* write data 0x80 to the address */
+ myusec_delay(10);
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0xAA; /* write data 0xAA to the address */
+ myusec_delay(10);
+ Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
+ *Temp = 0x55; /* write data 0x55 to the address */
+ myusec_delay(10);
+ Temp = bios + address; /* set up address to be C000:5555h */
+ *Temp = 0x50; /* write data 0x55 to the address */
+
+ /* wait for Toggle bit ready */
+ toggle_ready_jedec(bios);
+
+ return(0);
+}
+static __inline__ int write_block_49fl004(volatile char * bios,
+ unsigned char * src,
+ volatile unsigned char * dst,
+ unsigned int page_size)
+{
+ int i;
+ volatile char *Temp;
+
+ for (i = 0; i < page_size; i++) {
+ if (*dst != 0xff) {
+ printf("FATAL: dst %p not erased (val 0x%x\n", dst, *dst);
+ return(-1);
+ }
+ /* transfer data from source to destination */
+ if (*src == 0xFF) {
+ dst++, src++;
+ /* If the data is 0xFF, don't program it */
+ continue;
+ }
+ Temp = (bios + 0x5555);
+ *Temp = 0xAA;
+ Temp = bios + 0x2AAA;
+ *Temp = 0x55;
+ Temp = bios + 0x5555;
+ *Temp = 0xA0;
+ *dst = *src;
+ toggle_ready_jedec(bios);
+ if (*dst != *src)
+ printf("BAD! dst 0x%lx val 0x%x src 0x%x\n",
+ (unsigned long)dst, *dst, *src);
+ dst++, src++;
+ }
+
+ return(0);
+}
+
+int probe_49fl004 (struct flashchip * flash)
+{
+ volatile char * bios = flash->virt_addr;
+ unsigned char id1, id2;
+
+ *(volatile char *) (bios + 0x5555) = 0xAA;
+ myusec_delay(10);
+ *(volatile char *) (bios + 0x2AAA) = 0x55;
+ myusec_delay(10);
+ *(volatile char *) (bios + 0x5555) = 0x90;
+
+ myusec_delay(10);
+
+ id1 = *(volatile unsigned char *) bios;
+ id2 = *(volatile unsigned char *) (bios + 0x01);
+
+ *(volatile char *) (bios + 0x5555) = 0xAA;
+ *(volatile char *) (bios + 0x2AAA) = 0x55;
+ *(volatile char *) (bios + 0x5555) = 0xF0;
+
+ myusec_delay(10);
+
+ printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
+
+ if (id1 == flash->manufacture_id && id2 == flash->model_id)
+ return 1;
+
+ return 0;
+}
+
+int erase_49fl004 (struct flashchip * flash)
+{
+ volatile unsigned char * bios = flash->virt_addr;
+ volatile unsigned char *Temp;
+
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0xAA; /* write data 0xAA to the address */
+ myusec_delay(10);
+ Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
+ *Temp = 0x55; /* write data 0x55 to the address */
+ myusec_delay(10);
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0x80; /* write data 0x80 to the address */
+ myusec_delay(10);
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0xAA; /* write data 0xAA to the address */
+ myusec_delay(10);
+ Temp = bios + 0x2AAA; /* set up address to be C000:2AAAh */
+ *Temp = 0x55; /* write data 0x55 to the address */
+ myusec_delay(10);
+ Temp = bios + 0x5555; /* set up address to be C000:5555h */
+ *Temp = 0x10; /* write data 0x10 to the address */
+
+
+ /* wait for Toggle bit ready */
+ toggle_ready_jedec(bios);
+
+ return(0);
+}
+
+int write_49fl004 (struct flashchip * flash, unsigned char * buf)
+{
+ int i;
+ int total_size = flash->total_size * 1024, page_size = flash->page_size;
+ volatile char * bios = flash->virt_addr;
+
+// unprotect_49fl004 (bios);
+// erase_49fl004(flash);
+ printf ("Programming Page: ");
+ for (i = 0; i < total_size/page_size; i++) {
+ /* erase the page before programming */
+ erase_block_49fl004(bios, i * page_size);
+
+ /* write to the sector */
+ printf ("%04d at address: 0x%08x", i, i * page_size);
+ write_block_49fl004(bios, buf + i * page_size, bios + i * page_size,
+ page_size);
+ 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");
+ fflush(stdout);
+ }
+ printf("\n");
+
+// protect_49fl004 (bios);
+
+ return(0);
+}
diff --git a/util/flash_and_burn/pm49fl004.h b/util/flash_and_burn/pm49fl004.h
new file mode 100644
index 0000000000..4a75da1751
--- /dev/null
+++ b/util/flash_and_burn/pm49fl004.h
@@ -0,0 +1,8 @@
+#ifndef __PM49FL004_H__
+#define __PM49FL004_H__ 1
+
+extern int probe_49fl004 (struct flashchip * flash);
+extern int erase_49fl004 (struct flashchip * flash);
+extern int write_49fl004 (struct flashchip * flash, unsigned char * buf);
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-24 16:08:53 +0000