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path: root/board/bubinga405ep/flash.c
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Diffstat (limited to 'board/bubinga405ep/flash.c')
-rw-r--r--board/bubinga405ep/flash.c520
1 files changed, 253 insertions, 267 deletions
diff --git a/board/bubinga405ep/flash.c b/board/bubinga405ep/flash.c
index d4bd7eef7..85179d0f2 100644
--- a/board/bubinga405ep/flash.c
+++ b/board/bubinga405ep/flash.c
@@ -77,153 +77,144 @@ unsigned long flash_init (void)
unsigned long base_b0, base_b1;
/* Init: no FLASHes known */
- for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
+ for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
}
/* Static FLASH Bank configuration here - FIXME XXX */
- size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
+ size_b0 = flash_get_size ((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
- size_b0, size_b0<<20);
+ size_b0, size_b0 << 20);
}
/* Only one bank */
- if (CFG_MAX_FLASH_BANKS == 1)
- {
- /* Setup offsets */
- flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
-
- /* Monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- FLASH_BASE0_PRELIM,
- FLASH_BASE0_PRELIM+CFG_MONITOR_LEN-1,
- &flash_info[0]);
- /* Also protect sector containing initial power-up instruction */
- (void)flash_protect(FLAG_PROTECT_SET,
- 0xFFFFFFFC,
- 0xFFFFFFFF,
- &flash_info[0]);
- size_b1 = 0 ;
- flash_info[0].size = size_b0;
- }
+ if (CFG_MAX_FLASH_BANKS == 1) {
+ /* Setup offsets */
+ flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]);
+
+ /* Monitor protection ON by default */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ FLASH_BASE0_PRELIM,
+ FLASH_BASE0_PRELIM + CFG_MONITOR_LEN - 1,
+ &flash_info[0]);
+ /* Also protect sector containing initial power-up instruction */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]);
+ size_b1 = 0;
+ flash_info[0].size = size_b0;
+ }
/* 2 banks */
- else
- {
- size_b1 = flash_get_size((vu_long *)FLASH_BASE1_PRELIM, &flash_info[1]);
-
- /* Re-do sizing to get full correct info */
-
- if (size_b1)
- {
- mtdcr(ebccfga, pb0cr);
- pbcr = mfdcr(ebccfgd);
- mtdcr(ebccfga, pb0cr);
- base_b1 = -size_b1;
- pbcr = (pbcr & 0x0001ffff) | base_b1 | (((size_b1/1024/1024)-1)<<17);
- mtdcr(ebccfgd, pbcr);
- /* printf("pb1cr = %x\n", pbcr); */
- }
-
- if (size_b0)
- {
- mtdcr(ebccfga, pb1cr);
- pbcr = mfdcr(ebccfgd);
- mtdcr(ebccfga, pb1cr);
- base_b0 = base_b1 - size_b0;
- pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17);
- mtdcr(ebccfgd, pbcr);
- /* printf("pb0cr = %x\n", pbcr); */
- }
-
- size_b0 = flash_get_size((vu_long *)base_b0, &flash_info[0]);
-
- flash_get_offsets (base_b0, &flash_info[0]);
-
- /* monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- base_b0+size_b0-CFG_MONITOR_LEN,
- base_b0+size_b0-1,
- &flash_info[0]);
- /* Also protect sector containing initial power-up instruction */
- /* (flash_protect() checks address range - other call ignored) */
- (void)flash_protect(FLAG_PROTECT_SET,
- 0xFFFFFFFC,
- 0xFFFFFFFF,
- &flash_info[0]);
- (void)flash_protect(FLAG_PROTECT_SET,
- 0xFFFFFFFC,
- 0xFFFFFFFF,
- &flash_info[1]);
-
- if (size_b1) {
- /* Re-do sizing to get full correct info */
- size_b1 = flash_get_size((vu_long *)base_b1, &flash_info[1]);
-
- flash_get_offsets (base_b1, &flash_info[1]);
-
- /* monitor protection ON by default */
- (void)flash_protect(FLAG_PROTECT_SET,
- base_b1+size_b1-CFG_MONITOR_LEN,
- base_b1+size_b1-1,
- &flash_info[1]);
- /* monitor protection OFF by default (one is enough) */
- (void)flash_protect(FLAG_PROTECT_CLEAR,
- base_b0+size_b0-CFG_MONITOR_LEN,
- base_b0+size_b0-1,
- &flash_info[0]);
- } else {
- flash_info[1].flash_id = FLASH_UNKNOWN;
- flash_info[1].sector_count = -1;
- }
-
- flash_info[0].size = size_b0;
- flash_info[1].size = size_b1;
- }/* else 2 banks */
+ else {
+ size_b1 = flash_get_size ((vu_long *) FLASH_BASE1_PRELIM, &flash_info[1]);
+
+ /* Re-do sizing to get full correct info */
+
+ if (size_b1) {
+ mtdcr (ebccfga, pb0cr);
+ pbcr = mfdcr (ebccfgd);
+ mtdcr (ebccfga, pb0cr);
+ base_b1 = -size_b1;
+ pbcr = (pbcr & 0x0001ffff) | base_b1 |
+ (((size_b1 / 1024 / 1024) - 1) << 17);
+ mtdcr (ebccfgd, pbcr);
+ /* printf("pb1cr = %x\n", pbcr); */
+ }
+
+ if (size_b0) {
+ mtdcr (ebccfga, pb1cr);
+ pbcr = mfdcr (ebccfgd);
+ mtdcr (ebccfga, pb1cr);
+ base_b0 = base_b1 - size_b0;
+ pbcr = (pbcr & 0x0001ffff) | base_b0 |
+ (((size_b0 / 1024 / 1024) - 1) << 17);
+ mtdcr (ebccfgd, pbcr);
+ /* printf("pb0cr = %x\n", pbcr); */
+ }
+
+ size_b0 = flash_get_size ((vu_long *) base_b0, &flash_info[0]);
+
+ flash_get_offsets (base_b0, &flash_info[0]);
+
+ /* monitor protection ON by default */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ base_b0 + size_b0 - CFG_MONITOR_LEN,
+ base_b0 + size_b0 - 1, &flash_info[0]);
+ /* Also protect sector containing initial power-up instruction */
+ /* (flash_protect() checks address range - other call ignored) */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]);
+ (void) flash_protect (FLAG_PROTECT_SET,
+ 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[1]);
+
+ if (size_b1) {
+ /* Re-do sizing to get full correct info */
+ size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]);
+
+ flash_get_offsets (base_b1, &flash_info[1]);
+
+ /* monitor protection ON by default */
+ (void) flash_protect (FLAG_PROTECT_SET,
+ base_b1 + size_b1 - CFG_MONITOR_LEN,
+ base_b1 + size_b1 - 1,
+ &flash_info[1]);
+ /* monitor protection OFF by default (one is enough) */
+ (void) flash_protect (FLAG_PROTECT_CLEAR,
+ base_b0 + size_b0 - CFG_MONITOR_LEN,
+ base_b0 + size_b0 - 1,
+ &flash_info[0]);
+ } else {
+ flash_info[1].flash_id = FLASH_UNKNOWN;
+ flash_info[1].sector_count = -1;
+ }
+
+ flash_info[0].size = size_b0;
+ flash_info[1].size = size_b1;
+ } /* else 2 banks */
return (size_b0 + size_b1);
}
/*-----------------------------------------------------------------------
*/
-static void flash_get_offsets (ulong base, flash_info_t *info)
+static void flash_get_offsets (ulong base, flash_info_t * info)
{
int i;
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
- (info->flash_id == FLASH_AM040)){
- for (i = 0; i < info->sector_count; i++)
- info->start[i] = base + (i * 0x00010000);
+ (info->flash_id == FLASH_AM040)) {
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = base + (i * 0x00010000);
} else {
- if (info->flash_id & FLASH_BTYPE) {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00006000;
- info->start[3] = base + 0x00008000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] = base + (i * 0x00010000) - 0x00030000;
- }
- } else {
- /* set sector offsets for top boot block type */
- i = info->sector_count - 1;
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
+ if (info->flash_id & FLASH_BTYPE) {
+ /* set sector offsets for bottom boot block type */
+ info->start[0] = base + 0x00000000;
+ info->start[1] = base + 0x00004000;
+ info->start[2] = base + 0x00006000;
+ info->start[3] = base + 0x00008000;
+ for (i = 4; i < info->sector_count; i++) {
+ info->start[i] = base + (i * 0x00010000) - 0x00030000;
+ }
+ } else {
+ /* set sector offsets for top boot block type */
+ i = info->sector_count - 1;
+ info->start[i--] = base + info->size - 0x00004000;
+ info->start[i--] = base + info->size - 0x00006000;
+ info->start[i--] = base + info->size - 0x00008000;
+ for (; i >= 0; i--) {
+ info->start[i] = base + i * 0x00010000;
+ }
}
- }
}
}
/*-----------------------------------------------------------------------
*/
-void flash_print_info (flash_info_t *info)
+void flash_print_info (flash_info_t * info)
{
int i;
int k;
@@ -274,39 +265,35 @@ void flash_print_info (flash_info_t *info)
info->size >> 10, info->sector_count);
printf (" Sector Start Addresses:");
- for (i=0; i<info->sector_count; ++i) {
+ for (i = 0; i < info->sector_count; ++i) {
/*
* Check if whole sector is erased
*/
- if (i != (info->sector_count-1))
- size = info->start[i+1] - info->start[i];
+ if (i != (info->sector_count - 1))
+ size = info->start[i + 1] - info->start[i];
else
- size = info->start[0] + info->size - info->start[i];
+ size = info->start[0] + info->size - info->start[i];
erased = 1;
- flash = (volatile unsigned long *)info->start[i];
- size = size >> 2; /* divide by 4 for longword access */
- for (k=0; k<size; k++)
- {
- if (*flash++ != 0xffffffff)
- {
- erased = 0;
- break;
- }
- }
+ flash = (volatile unsigned long *) info->start[i];
+ size = size >> 2; /* divide by 4 for longword access */
+ for (k = 0; k < size; k++) {
+ if (*flash++ != 0xffffffff) {
+ erased = 0;
+ break;
+ }
+ }
if ((i % 5) == 0)
printf ("\n ");
-#if 0 /* test-only */
+#if 0 /* test-only */
printf (" %08lX%s",
- info->start[i],
- info->protect[i] ? " (RO)" : " "
+ info->start[i], info->protect[i] ? " (RO)" : " "
#else
printf (" %08lX%s%s",
info->start[i],
- erased ? " E" : " ",
- info->protect[i] ? "RO " : " "
+ erased ? " E" : " ", info->protect[i] ? "RO " : " "
#endif
- );
+ );
}
printf ("\n");
return;
@@ -322,17 +309,17 @@ void flash_print_info (flash_info_t *info)
/*
* The following code cannot be run from FLASH!
*/
-static ulong flash_get_size (vu_long *addr, flash_info_t *info)
+static ulong flash_get_size (vu_long * addr, flash_info_t * info)
{
short i;
FLASH_WORD_SIZE value;
- ulong base = (ulong)addr;
- volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr;
+ ulong base = (ulong) addr;
+ volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr;
/* Write auto select command: read Manufacturer ID */
- addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
- addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
- addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090;
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090;
#ifdef CONFIG_ADCIOP
value = addr2[2];
@@ -341,126 +328,126 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
#endif
switch (value) {
- case (FLASH_WORD_SIZE)AMD_MANUFACT:
+ case (FLASH_WORD_SIZE) AMD_MANUFACT:
info->flash_id = FLASH_MAN_AMD;
break;
- case (FLASH_WORD_SIZE)FUJ_MANUFACT:
+ case (FLASH_WORD_SIZE) FUJ_MANUFACT:
info->flash_id = FLASH_MAN_FUJ;
break;
- case (FLASH_WORD_SIZE)SST_MANUFACT:
+ case (FLASH_WORD_SIZE) SST_MANUFACT:
info->flash_id = FLASH_MAN_SST;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
- return (0); /* no or unknown flash */
+ return (0); /* no or unknown flash */
}
#ifdef CONFIG_ADCIOP
- value = addr2[0]; /* device ID */
+ value = addr2[0]; /* device ID */
/* printf("\ndev_code=%x\n", value); */
#else
- value = addr2[1]; /* device ID */
+ value = addr2[1]; /* device ID */
#endif
switch (value) {
- case (FLASH_WORD_SIZE)AMD_ID_F040B:
+ case (FLASH_WORD_SIZE) AMD_ID_F040B:
info->flash_id += FLASH_AM040;
info->sector_count = 8;
- info->size = 0x0080000; /* => 512 ko */
+ info->size = 0x0080000; /* => 512 ko */
break;
- case (FLASH_WORD_SIZE)AMD_ID_LV400T:
+ case (FLASH_WORD_SIZE) AMD_ID_LV400T:
info->flash_id += FLASH_AM400T;
info->sector_count = 11;
info->size = 0x00080000;
- break; /* => 0.5 MB */
+ break; /* => 0.5 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV400B:
+ case (FLASH_WORD_SIZE) AMD_ID_LV400B:
info->flash_id += FLASH_AM400B;
info->sector_count = 11;
info->size = 0x00080000;
- break; /* => 0.5 MB */
+ break; /* => 0.5 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV800T:
+ case (FLASH_WORD_SIZE) AMD_ID_LV800T:
info->flash_id += FLASH_AM800T;
info->sector_count = 19;
info->size = 0x00100000;
- break; /* => 1 MB */
+ break; /* => 1 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV800B:
+ case (FLASH_WORD_SIZE) AMD_ID_LV800B:
info->flash_id += FLASH_AM800B;
info->sector_count = 19;
info->size = 0x00100000;
- break; /* => 1 MB */
+ break; /* => 1 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV160T:
+ case (FLASH_WORD_SIZE) AMD_ID_LV160T:
info->flash_id += FLASH_AM160T;
info->sector_count = 35;
info->size = 0x00200000;
- break; /* => 2 MB */
+ break; /* => 2 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV160B:
+ case (FLASH_WORD_SIZE) AMD_ID_LV160B:
info->flash_id += FLASH_AM160B;
info->sector_count = 35;
info->size = 0x00200000;
- break; /* => 2 MB */
-#if 0 /* enable when device IDs are available */
- case (FLASH_WORD_SIZE)AMD_ID_LV320T:
+ break; /* => 2 MB */
+#if 0 /* enable when device IDs are available */
+ case (FLASH_WORD_SIZE) AMD_ID_LV320T:
info->flash_id += FLASH_AM320T;
info->sector_count = 67;
info->size = 0x00400000;
- break; /* => 4 MB */
+ break; /* => 4 MB */
- case (FLASH_WORD_SIZE)AMD_ID_LV320B:
+ case (FLASH_WORD_SIZE) AMD_ID_LV320B:
info->flash_id += FLASH_AM320B;
info->sector_count = 67;
info->size = 0x00400000;
- break; /* => 4 MB */
+ break; /* => 4 MB */
#endif
- case (FLASH_WORD_SIZE)SST_ID_xF800A:
+ case (FLASH_WORD_SIZE) SST_ID_xF800A:
info->flash_id += FLASH_SST800A;
info->sector_count = 16;
info->size = 0x00100000;
- break; /* => 1 MB */
+ break; /* => 1 MB */
- case (FLASH_WORD_SIZE)SST_ID_xF160A:
+ case (FLASH_WORD_SIZE) SST_ID_xF160A:
info->flash_id += FLASH_SST160A;
info->sector_count = 32;
info->size = 0x00200000;
- break; /* => 2 MB */
+ break; /* => 2 MB */
default:
info->flash_id = FLASH_UNKNOWN;
- return (0); /* => no or unknown flash */
+ return (0); /* => no or unknown flash */
}
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
- (info->flash_id == FLASH_AM040)){
- for (i = 0; i < info->sector_count; i++)
- info->start[i] = base + (i * 0x00010000);
+ (info->flash_id == FLASH_AM040)) {
+ for (i = 0; i < info->sector_count; i++)
+ info->start[i] = base + (i * 0x00010000);
} else {
- if (info->flash_id & FLASH_BTYPE) {
- /* set sector offsets for bottom boot block type */
- info->start[0] = base + 0x00000000;
- info->start[1] = base + 0x00004000;
- info->start[2] = base + 0x00006000;
- info->start[3] = base + 0x00008000;
- for (i = 4; i < info->sector_count; i++) {
- info->start[i] = base + (i * 0x00010000) - 0x00030000;
- }
- } else {
- /* set sector offsets for top boot block type */
- i = info->sector_count - 1;
- info->start[i--] = base + info->size - 0x00004000;
- info->start[i--] = base + info->size - 0x00006000;
- info->start[i--] = base + info->size - 0x00008000;
- for (; i >= 0; i--) {
- info->start[i] = base + i * 0x00010000;
+ if (info->flash_id & FLASH_BTYPE) {
+ /* set sector offsets for bottom boot block type */
+ info->start[0] = base + 0x00000000;
+ info->start[1] = base + 0x00004000;
+ info->start[2] = base + 0x00006000;
+ info->start[3] = base + 0x00008000;
+ for (i = 4; i < info->sector_count; i++) {
+ info->start[i] = base + (i * 0x00010000) - 0x00030000;
+ }
+ } else {
+ /* set sector offsets for top boot block type */
+ i = info->sector_count - 1;
+ info->start[i--] = base + info->size - 0x00004000;
+ info->start[i--] = base + info->size - 0x00006000;
+ info->start[i--] = base + info->size - 0x00008000;
+ for (; i >= 0; i--) {
+ info->start[i] = base + i * 0x00010000;
+ }
}
- }
}
/* check for protected sectors */
@@ -468,14 +455,14 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
/* read sector protection at sector address, (A7 .. A0) = 0x02 */
/* D0 = 1 if protected */
#ifdef CONFIG_ADCIOP
- addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
+ addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]);
info->protect[i] = addr2[4] & 1;
#else
- addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]);
+ addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]);
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
- info->protect[i] = 0;
+ info->protect[i] = 0;
else
- info->protect[i] = addr2[2] & 1;
+ info->protect[i] = addr2[2] & 1;
#endif
}
@@ -483,39 +470,39 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
* Prevent writes to uninitialized FLASH.
*/
if (info->flash_id != FLASH_UNKNOWN) {
-#if 0 /* test-only */
+#if 0 /* test-only */
#ifdef CONFIG_ADCIOP
- addr2 = (volatile unsigned char *)info->start[0];
+ addr2 = (volatile unsigned char *) info->start[0];
addr2[ADDR0] = 0xAA;
addr2[ADDR1] = 0x55;
- addr2[ADDR0] = 0xF0; /* reset bank */
+ addr2[ADDR0] = 0xF0; /* reset bank */
#else
- addr2 = (FLASH_WORD_SIZE *)info->start[0];
- *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+ addr2 = (FLASH_WORD_SIZE *) info->start[0];
+ *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
#endif
-#else /* test-only */
- addr2 = (FLASH_WORD_SIZE *)info->start[0];
- *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+#else /* test-only */
+ addr2 = (FLASH_WORD_SIZE *) info->start[0];
+ *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
#endif /* test-only */
}
return (info->size);
}
-int wait_for_DQ7(flash_info_t *info, int sect)
+int wait_for_DQ7 (flash_info_t * info, int sect)
{
ulong start, now, last;
- volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
+ volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[sect]);
start = get_timer (0);
- last = 0;
- while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) {
- if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ last = 0;
+ while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) != (FLASH_WORD_SIZE) 0x00800080) {
+ if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return -1;
}
/* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
+ if ((now - last) > 1000) { /* every second */
putc ('.');
last = now;
}
@@ -526,9 +513,9 @@ int wait_for_DQ7(flash_info_t *info, int sect)
/*-----------------------------------------------------------------------
*/
-int flash_erase (flash_info_t *info, int s_first, int s_last)
+int flash_erase (flash_info_t * info, int s_first, int s_last)
{
- volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]);
+ volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]);
volatile FLASH_WORD_SIZE *addr2;
int flag, prot, sect, l_sect;
int i;
@@ -548,15 +535,14 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
}
prot = 0;
- for (sect=s_first; sect<=s_last; ++sect) {
+ for (sect = s_first; sect <= s_last; ++sect) {
if (info->protect[sect]) {
prot++;
}
}
if (prot) {
- printf ("- Warning: %d protected sectors will not be erased!\n",
- prot);
+ printf ("- Warning: %d protected sectors will not be erased!\n", prot);
} else {
printf ("\n");
}
@@ -564,46 +550,46 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
l_sect = -1;
/* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts();
+ flag = disable_interrupts ();
/* Start erase on unprotected sectors */
- for (sect = s_first; sect<=s_last; sect++) {
+ for (sect = s_first; sect <= s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
- addr2 = (FLASH_WORD_SIZE *)(info->start[sect]);
- printf("Erasing sector %p\n", addr2); /* CLH */
-
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
- addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */
- for (i=0; i<50; i++)
- udelay(1000); /* wait 1 ms */
- } else {
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080;
- addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
- addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
- addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */
- }
- l_sect = sect;
- /*
- * Wait for each sector to complete, it's more
- * reliable. According to AMD Spec, you must
- * issue all erase commands within a specified
- * timeout. This has been seen to fail, especially
- * if printf()s are included (for debug)!!
- */
- wait_for_DQ7(info, sect);
+ addr2 = (FLASH_WORD_SIZE *) (info->start[sect]);
+ printf ("Erasing sector %p\n", addr2); /* CLH */
+
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr2[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */
+ for (i = 0; i < 50; i++)
+ udelay (1000); /* wait 1 ms */
+ } else {
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080;
+ addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA;
+ addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055;
+ addr2[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */
+ }
+ l_sect = sect;
+ /*
+ * Wait for each sector to complete, it's more
+ * reliable. According to AMD Spec, you must
+ * issue all erase commands within a specified
+ * timeout. This has been seen to fail, especially
+ * if printf()s are included (for debug)!!
+ */
+ wait_for_DQ7 (info, sect);
}
}
/* re-enable interrupts if necessary */
if (flag)
- enable_interrupts();
+ enable_interrupts ();
/* wait at least 80us - let's wait 1 ms */
udelay (1000);
@@ -614,13 +600,13 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
*/
if (l_sect < 0)
goto DONE;
- wait_for_DQ7(info, l_sect);
+ wait_for_DQ7 (info, l_sect);
-DONE:
+ DONE:
#endif
/* reset to read mode */
- addr = (FLASH_WORD_SIZE *)info->start[0];
- addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+ addr = (FLASH_WORD_SIZE *) info->start[0];
+ addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */
printf (" done\n");
return 0;
@@ -633,7 +619,7 @@ DONE:
* 2 - Flash not erased
*/
-int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt)
{
ulong cp, wp, data;
int i, l, rc;
@@ -645,19 +631,19 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
*/
if ((l = addr - wp) != 0) {
data = 0;
- for (i=0, cp=wp; i<l; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
+ for (i = 0, cp = wp; i < l; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
}
- for (; i<4 && cnt>0; ++i) {
+ for (; i < 4 && cnt > 0; ++i) {
data = (data << 8) | *src++;
--cnt;
++cp;
}
- for (; cnt==0 && i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
+ for (; cnt == 0 && i < 4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
}
- if ((rc = write_word(info, wp, data)) != 0) {
+ if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
wp += 4;
@@ -668,13 +654,13 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
*/
while (cnt >= 4) {
data = 0;
- for (i=0; i<4; ++i) {
+ for (i = 0; i < 4; ++i) {
data = (data << 8) | *src++;
}
- if ((rc = write_word(info, wp, data)) != 0) {
+ if ((rc = write_word (info, wp, data)) != 0) {
return (rc);
}
- wp += 4;
+ wp += 4;
cnt -= 4;
}
@@ -686,15 +672,15 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
* handle unaligned tail bytes
*/
data = 0;
- for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
+ for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
- for (; i<4; ++i, ++cp) {
- data = (data << 8) | (*(uchar *)cp);
+ for (; i < 4; ++i, ++cp) {
+ data = (data << 8) | (*(uchar *) cp);
}
- return (write_word(info, wp, data));
+ return (write_word (info, wp, data));
}
/*-----------------------------------------------------------------------
@@ -713,7 +699,7 @@ static int write_word (flash_info_t * info, ulong dest, ulong data)
/* Check if Flash is (sufficiently) erased */
if ((*((volatile FLASH_WORD_SIZE *) dest) &
- (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
+ (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) {
return (2);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 15:37:26 +0000