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authorOllie Lho <ollie@sis.com.tw>2004-03-20 16:46:10 +0000
committerOllie Lho <ollie@sis.com.tw>2004-03-20 16:46:10 +0000
commit761bf1bdb7268f8818dd22b15e944365afdf1459 (patch)
treeecbd632c87d64c6651f84a705ce4c3861108069d /sst28sf040.c
parent73eca80d9b28bfc38fa4b8d2ef9c580840133a38 (diff)
downloadast2050-flashrom-761bf1bdb7268f8818dd22b15e944365afdf1459.zip
ast2050-flashrom-761bf1bdb7268f8818dd22b15e944365afdf1459.tar.gz
Consolidate more jedec standard code
Corresponding to flashrom svn r15 and coreboot v2 svn r1457.
Diffstat (limited to 'sst28sf040.c')
-rw-r--r--sst28sf040.c63
1 files changed, 34 insertions, 29 deletions
diff --git a/sst28sf040.c b/sst28sf040.c
index c63f5fa..7b487aa 100644
--- a/sst28sf040.c
+++ b/sst28sf040.c
@@ -36,7 +36,7 @@
#define RESET 0xFF
#define READ_ID 0x90
-static __inline__ void protect_28sf040 (volatile char * bios)
+static __inline__ void protect_28sf040(volatile char *bios)
{
/* ask compiler not to optimize this */
volatile unsigned char tmp;
@@ -50,7 +50,7 @@ static __inline__ void protect_28sf040 (volatile char * bios)
tmp = *(volatile unsigned char *) (bios + 0x040A);
}
-static __inline__ void unprotect_28sf040 (volatile char * bios)
+static __inline__ void unprotect_28sf040(volatile char *bios)
{
/* ask compiler not to optimize this */
volatile unsigned char tmp;
@@ -64,7 +64,8 @@ static __inline__ void unprotect_28sf040 (volatile char * bios)
tmp = *(volatile unsigned char *) (bios + 0x041A);
}
-static __inline__ int erase_sector_28sf040 (volatile char * bios, unsigned long address)
+static __inline__ int erase_sector_28sf040(volatile char *bios,
+ unsigned long address)
{
*bios = AUTO_PG_ERASE1;
*(bios + address) = AUTO_PG_ERASE2;
@@ -72,11 +73,13 @@ static __inline__ int erase_sector_28sf040 (volatile char * bios, unsigned long
/* wait for Toggle bit ready */
toggle_ready_jedec(bios);
- return(0);
+ return (0);
}
-static __inline__ int write_sector_28sf040(volatile char * bios, unsigned char * src,
- volatile unsigned char * dst, unsigned int page_size)
+static __inline__ int write_sector_28sf040(volatile char *bios,
+ unsigned char *src,
+ volatile unsigned char *dst,
+ unsigned int page_size)
{
int i;
@@ -88,20 +91,20 @@ static __inline__ int write_sector_28sf040(volatile char * bios, unsigned char *
continue;
}
/*issue AUTO PROGRAM command */
- *dst = AUTO_PGRM;
+ *dst = AUTO_PGRM;
*dst++ = *src++;
/* wait for Toggle bit ready */
toggle_ready_jedec(bios);
}
- return(0);
+ return (0);
}
-int probe_28sf040 (struct flashchip * flash)
+int probe_28sf040(struct flashchip *flash)
{
- volatile char * bios = flash->virt_addr;
- unsigned char id1, id2, tmp;
+ volatile char *bios = flash->virt_addr;
+ unsigned char id1, id2, tmp;
/* save the value at the beginning of the Flash */
tmp = *bios;
@@ -118,7 +121,7 @@ int probe_28sf040 (struct flashchip * flash)
*bios = RESET;
myusec_delay(10);
- printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__ , id1, id2);
+ printf("%s: id1 0x%x, id2 0x%x\n", __FUNCTION__, id1, id2);
if (id1 == flash->manufacture_id && id2 == flash->model_id)
return 1;
@@ -127,43 +130,45 @@ int probe_28sf040 (struct flashchip * flash)
return 0;
}
-int erase_28sf040 (struct flashchip * flash)
+int erase_28sf040(struct flashchip *flash)
{
- volatile char * bios = flash->virt_addr;
+ volatile char *bios = flash->virt_addr;
- unprotect_28sf040 (bios);
+ unprotect_28sf040(bios);
*bios = CHIP_ERASE;
*bios = CHIP_ERASE;
- protect_28sf040 (bios);
+ protect_28sf040(bios);
myusec_delay(10);
toggle_ready_jedec(bios);
- return(0);
+ return (0);
}
-int write_28sf040 (struct flashchip * flash, unsigned char * buf)
+int write_28sf040(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;
+ int total_size = flash->total_size * 1024, page_size =
+ flash->page_size;
+ volatile char *bios = flash->virt_addr;
- unprotect_28sf040 (bios);
+ unprotect_28sf040(bios);
- printf ("Programming Page: ");
- for (i = 0; i < total_size/page_size; i++) {
+ printf("Programming Page: ");
+ for (i = 0; i < total_size / page_size; i++) {
/* erase the page before programming */
erase_sector_28sf040(bios, i * page_size);
/* write to the sector */
- printf ("%04d at address: 0x%08x", i, i * page_size);
- write_sector_28sf040(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");
+ printf("%04d at address: 0x%08x", i, i * page_size);
+ write_sector_28sf040(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");
}
printf("\n");
- protect_28sf040 (bios);
+ protect_28sf040(bios);
- return(0);
+ return (0);
}
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