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authorOllie Lho <ollie@sis.com.tw>2004-03-18 19:40:07 +0000
committerOllie Lho <ollie@sis.com.tw>2004-03-18 19:40:07 +0000
commitcf29de879843ec2293483eeb609191a834a4863c (patch)
tree17ed4f4c1e385338b6470fa3d2974668d6b8b5fc
parentcec287936c8e00039f634cbfeb2cc64b457f2da0 (diff)
downloadast2050-flashrom-cf29de879843ec2293483eeb609191a834a4863c.zip
ast2050-flashrom-cf29de879843ec2293483eeb609191a834a4863c.tar.gz
Fix 32bit vs. 64bit long int arithematics
Corresponding to flashrom svn r8 and coreboot v2 svn r1434.
-rw-r--r--flash_rom.c5
-rw-r--r--sst28sf040.c2
-rw-r--r--sst39sf020.c40
-rw-r--r--sst49lf040.c4
-rw-r--r--udelay.c3
-rw-r--r--w49f002u.c3
6 files changed, 14 insertions, 43 deletions
diff --git a/flash_rom.c b/flash_rom.c
index b8ffeb0..13bb182 100644
--- a/flash_rom.c
+++ b/flash_rom.c
@@ -115,8 +115,7 @@ 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) (0x100000000-size));
- fd_mem, (off_t) (0xffffffff-size+1));
+ fd_mem, (off_t) (0xffffffff - size + 1));
if (bios == MAP_FAILED) {
perror("Error MMAP /dev/mem");
exit(1);
@@ -126,7 +125,7 @@ struct flashchip * probe_flash(struct flashchip * flash)
if (flash->probe(flash) == 1) {
printf ("%s found at physical address: 0x%lx\n",
- flash->name, (0 - size));
+ flash->name, (0xffffffff - size + 1));
return flash;
}
munmap ((void *) bios, size);
diff --git a/sst28sf040.c b/sst28sf040.c
index ee49f79..c63f5fa 100644
--- a/sst28sf040.c
+++ b/sst28sf040.c
@@ -31,7 +31,7 @@
#define AUTO_PG_ERASE1 0x20
#define AUTO_PG_ERASE2 0xD0
-#define AUTO_PGRM 0x10
+#define AUTO_PGRM 0x10
#define CHIP_ERASE 0x30
#define RESET 0xFF
#define READ_ID 0x90
diff --git a/sst39sf020.c b/sst39sf020.c
index fa35276..3d23adf 100644
--- a/sst39sf020.c
+++ b/sst39sf020.c
@@ -22,6 +22,8 @@
* Reference:
* 4 MEgabit (512K x 8) SuperFlash EEPROM, SST28SF040 data sheet
*
+ * ToDo: Consilidated to standard JEDEC code.
+ *
* $Id$
*/
@@ -37,34 +39,6 @@
#define RESET 0xFF
#define READ_ID 0x90
-static __inline__ void protect_39sf020 (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_39sf020 (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_sector_39sf020 (volatile char * bios, unsigned long address)
{
*bios = AUTO_PG_ERASE1;
@@ -77,9 +51,9 @@ static __inline__ int erase_sector_39sf020 (volatile char * bios, unsigned long
}
static __inline__ int write_sector_39sf020(volatile char * bios,
- unsigned char * src,
- volatile unsigned char * dst,
- unsigned int page_size)
+ unsigned char * src,
+ volatile unsigned char * dst,
+ unsigned int page_size)
{
int i;
volatile char *Temp;
@@ -177,8 +151,8 @@ int write_39sf020 (struct flashchip * flash, unsigned char * buf)
int total_size = flash->total_size * 1024, page_size = flash->page_size;
volatile char * bios = flash->virt_addr;
-// unprotect_39sf020 (bios);
erase_39sf020(flash);
+
printf ("Programming Page: ");
for (i = 0; i < total_size/page_size; i++) {
/* erase the page before programming */
@@ -193,7 +167,5 @@ int write_39sf020 (struct flashchip * flash, unsigned char * buf)
}
printf("\n");
-// protect_39sf020 (bios);
-
return(0);
}
diff --git a/sst49lf040.c b/sst49lf040.c
index 5f2503d..9f75485 100644
--- a/sst49lf040.c
+++ b/sst49lf040.c
@@ -21,6 +21,8 @@
* Reference:
* 4 MEgabit (512K x 8) SuperFlash EEPROM, SST49lF040 data sheet
*
+ * ToDo: Consilidated to standard JEDEC code.
+ *
* $Id$
*/
#include <stdio.h>
@@ -59,7 +61,7 @@ static int erase_sector_49lf040 (volatile char * bios, unsigned int page)
myusec_delay(10);
Temp = bios + page; /* set up address to be the current sector */
*Temp = 0x30; /* write data 0x30 to the address */
- myusec_delay(25000);
+ myusec_delay(50000);
/* wait for Toggle bit ready */
toggle_ready_jedec(bios);
diff --git a/udelay.c b/udelay.c
index a6597e5..ad2fb4e 100644
--- a/udelay.c
+++ b/udelay.c
@@ -17,17 +17,14 @@ void myusec_calibrate_delay()
unsigned long timeusec;
struct timeval start, end;
int ok = 0;
- void myusec_delay(int time);
printf("Setting up microsecond timing loop\n");
while (!ok) {
- //fprintf(stderr, "Try %d\n", count);
gettimeofday(&start, 0);
myusec_delay(count);
gettimeofday(&end, 0);
timeusec = 1000000 * (end.tv_sec - start.tv_sec ) +
(end.tv_usec - start.tv_usec);
- //fprintf(stderr, "timeusec is %d\n", timeusec);
count *= 2;
if (timeusec < 1000000/4)
continue;
diff --git a/w49f002u.c b/w49f002u.c
index 4d5d16b..28a94ab 100644
--- a/w49f002u.c
+++ b/w49f002u.c
@@ -22,6 +22,8 @@
* Reference:
* W49F002U data sheet
*
+ * ToDo: Consilidated to standard JEDEC code.
+ *
* $Id$
*/
@@ -80,7 +82,6 @@ int write_49f002 (struct flashchip * flash, unsigned char * buf)
volatile char * bios = flash->virt_addr;
volatile char * dst = bios;
- myusec_delay(10);
erase_49f002(flash);
printf ("Programming Page: ");
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