* (C) Copyright 2001
* Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
-#include <ppc4xx.h>
#include <asm/processor.h>
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
* Functions
short n;
/* set up sector start address table */
- if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
+ if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U)) {
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
- } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) {
base += 64 << 10;
++i;
}
- } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) {
--i;
info->start[i] = base;
}
- } else {
+ } else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
void flash_print_info (flash_info_t *info)
{
int i;
- int k;
- int size;
- int erased;
- volatile unsigned long *flash;
+ int k;
+ int size;
+ int erased;
+ volatile unsigned long *flash;
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
printf (" Sector Start Addresses:");
for (i=0; i<info->sector_count; ++i) {
-#ifdef CFG_FLASH_EMPTY_INFO
- /*
- * Check if whole sector is erased
- */
- if (i != (info->sector_count-1))
- size = info->start[i+1] - info->start[i];
- else
- 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;
- }
- }
+#ifdef CONFIG_SYS_FLASH_EMPTY_INFO
+ /*
+ * Check if whole sector is erased
+ */
+ if (i != (info->sector_count-1))
+ size = info->start[i+1] - info->start[i];
+ else
+ 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;
+ }
+ }
if ((i % 5) == 0)
printf ("\n ");
- /* print empty and read-only info */
+ /* print empty and read-only info */
printf (" %08lX%s%s",
info->start[i],
erased ? " E" : " ",
{
short i;
short n;
- CFG_FLASH_WORD_SIZE value;
+ CONFIG_SYS_FLASH_WORD_SIZE value;
ulong base = (ulong)addr;
- volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)addr;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)addr;
+
+ debug("[%s, %d] Entering ...\n", __FUNCTION__, __LINE__);
/* Write auto select command: read Manufacturer ID */
- addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090;
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00900090;
- value = addr2[CFG_FLASH_READ0];
+ value = addr2[CONFIG_SYS_FLASH_READ0];
switch (value) {
- case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_MANUFACT:
info->flash_id = FLASH_MAN_AMD;
break;
- case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)FUJ_MANUFACT:
info->flash_id = FLASH_MAN_FUJ;
break;
- case (CFG_FLASH_WORD_SIZE)SST_MANUFACT:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_MANUFACT:
info->flash_id = FLASH_MAN_SST;
break;
- case (CFG_FLASH_WORD_SIZE)STM_MANUFACT:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)STM_MANUFACT:
info->flash_id = FLASH_MAN_STM;
break;
default:
return (0); /* no or unknown flash */
}
- value = addr2[CFG_FLASH_READ1]; /* device ID */
+ value = addr2[CONFIG_SYS_FLASH_READ1]; /* device ID */
switch (value) {
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV400T:
info->flash_id += FLASH_AM400T;
info->sector_count = 11;
info->size = 0x00080000;
break; /* => 0.5 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV400B:
info->flash_id += FLASH_AM400B;
info->sector_count = 11;
info->size = 0x00080000;
break; /* => 0.5 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV800T:
info->flash_id += FLASH_AM800T;
info->sector_count = 19;
info->size = 0x00100000;
break; /* => 1 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV800B:
info->flash_id += FLASH_AM800B;
info->sector_count = 19;
info->size = 0x00100000;
break; /* => 1 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV160T:
info->flash_id += FLASH_AM160T;
info->sector_count = 35;
info->size = 0x00200000;
break; /* => 2 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV160B:
info->flash_id += FLASH_AM160B;
info->sector_count = 35;
info->size = 0x00200000;
break; /* => 2 MB */
- case (CFG_FLASH_WORD_SIZE)STM_ID_29W320DT:
- info->flash_id += FLASH_STMW320DT;
- info->sector_count = 67;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)STM_ID_29W320DT:
+ info->flash_id += FLASH_STMW320DT;
+ info->sector_count = 67;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T:
- info->flash_id += FLASH_AM320T;
- info->sector_count = 71;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV320T:
+ info->flash_id += FLASH_AM320T;
+ info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B:
- info->flash_id += FLASH_AM320B;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV320B:
+ info->flash_id += FLASH_AM320B;
info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T:
- info->flash_id += FLASH_AMDL322T;
- info->sector_count = 71;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL322T:
+ info->flash_id += FLASH_AMDL322T;
+ info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B:
- info->flash_id += FLASH_AMDL322B;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL322B:
+ info->flash_id += FLASH_AMDL322B;
info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T:
- info->flash_id += FLASH_AMDL323T;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL323T:
+ info->flash_id += FLASH_AMDL323T;
info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B:
- info->flash_id += FLASH_AMDL323B;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_DL323B:
+ info->flash_id += FLASH_AMDL323B;
info->sector_count = 71;
info->size = 0x00400000; break; /* => 4 MB */
- case (CFG_FLASH_WORD_SIZE)AMD_ID_LV640U:
- info->flash_id += FLASH_AM640U;
+ case (CONFIG_SYS_FLASH_WORD_SIZE)AMD_ID_LV640U:
+ info->flash_id += FLASH_AM640U;
info->sector_count = 128;
info->size = 0x00800000; break; /* => 8 MB */
- case (CFG_FLASH_WORD_SIZE)SST_ID_xF800A:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_ID_xF800A:
info->flash_id += FLASH_SST800A;
info->sector_count = 16;
info->size = 0x00100000;
break; /* => 1 MB */
- case (CFG_FLASH_WORD_SIZE)SST_ID_xF160A:
+ case (CONFIG_SYS_FLASH_WORD_SIZE)SST_ID_xF160A:
info->flash_id += FLASH_SST160A;
info->sector_count = 32;
info->size = 0x00200000;
}
/* set up sector start address table */
- if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
+ if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U)) {
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
- } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) {
base += 64 << 10;
++i;
}
- } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
+ } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) {
--i;
info->start[i] = base;
}
- } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT) {
+ } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT) {
/* set sector offsets for top boot block type */
base += info->size;
i = info->sector_count;
- /* 1 x 16k boot sector */
+ /* 1 x 16k boot sector */
base -= 16 << 10;
- --i;
+ --i;
info->start[i] = base;
/* 2 x 8k boot sectors */
for (n=0; n<2; ++n) {
--i;
info->start[i] = base;
}
- /* 1 x 32k boot sector */
+ /* 1 x 32k boot sector */
base -= 32 << 10;
- --i;
+ --i;
info->start[i] = base;
while (i > 0) { /* 64k regular sectors */
--i;
info->start[i] = base;
}
- } else {
+ } else {
if (info->flash_id & FLASH_BTYPE) {
/* set sector offsets for bottom boot block type */
info->start[0] = base + 0x00000000;
for (i = 0; i < info->sector_count; i++) {
/* read sector protection at sector address, (A7 .. A0) = 0x02 */
/* D0 = 1 if protected */
- addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]);
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
- info->protect[i] = 0;
- else
- info->protect[i] = addr2[CFG_FLASH_READ2] & 1;
+ addr2 = (volatile CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[i]);
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST)
+ info->protect[i] = 0;
+ else
+ info->protect[i] = addr2[CONFIG_SYS_FLASH_READ2] & 1;
}
/*
* Prevent writes to uninitialized FLASH.
*/
if (info->flash_id != FLASH_UNKNOWN) {
- addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0];
- *addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+ addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)info->start[0];
+ *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
}
return (info->size);
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
- volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]);
- volatile CFG_FLASH_WORD_SIZE *addr2;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2;
int flag, prot, sect, l_sect;
ulong start, now, last;
- int i;
+ int i;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
/* Start erase on unprotected sectors */
for (sect = s_first; sect<=s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
- addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]);
- if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080;
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- addr2[0] = (CFG_FLASH_WORD_SIZE)0x00500050; /* block erase */
- for (i=0; i<50; i++)
- udelay(1000); /* wait 1 ms */
- } else {
- if (sect == s_first) {
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080;
- addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- }
- addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */
- }
+ addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[sect]);
+ if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00500050; /* block erase */
+ for (i=0; i<50; i++)
+ udelay(1000); /* wait 1 ms */
+ } else {
+ if (sect == s_first) {
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080;
+ addr[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ }
+ addr2[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00300030; /* sector erase */
+ }
l_sect = sect;
}
}
start = get_timer (0);
last = start;
- addr = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]);
- while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) {
- if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
+ addr = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[l_sect]);
+ while ((addr[0] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) != (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) {
+ if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
return 1;
}
DONE:
/* reset to read mode */
- addr = (CFG_FLASH_WORD_SIZE *)info->start[0];
- addr[0] = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
+ addr = (CONFIG_SYS_FLASH_WORD_SIZE *)info->start[0];
+ addr[0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
printf (" done\n");
return 0;
if ((l = addr - wp) != 0) {
data = 0;
for (i=0, cp=wp; i<l; ++i, ++cp) {
+#ifdef CONFIG_B2
+ data = data | ((*(uchar *)cp)<<(8*i));
+#else
data = (data << 8) | (*(uchar *)cp);
+#endif
}
for (; i<4 && cnt>0; ++i) {
+#ifdef CONFIG_B2
+ data = data | ((*src++)<<(8*i));
+#else
data = (data << 8) | *src++;
+#endif
--cnt;
++cp;
}
for (; cnt==0 && i<4; ++i, ++cp) {
+#ifdef CONFIG_B2
+ data = data | ((*(uchar *)cp)<<(8*i));
+#else
data = (data << 8) | (*(uchar *)cp);
+#endif
}
if ((rc = write_word(info, wp, data)) != 0) {
*/
while (cnt >= 4) {
data = 0;
+#ifdef CONFIG_B2
+ data = (*(ulong*)src);
+ src += 4;
+#else
for (i=0; i<4; ++i) {
data = (data << 8) | *src++;
}
+#endif
if ((rc = write_word(info, wp, data)) != 0) {
return (rc);
}
*/
data = 0;
for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) {
+#ifdef CONFIG_B2
+ data = data | ((*src++)<<(8*i));
+#else
data = (data << 8) | *src++;
+#endif
--cnt;
}
for (; i<4; ++i, ++cp) {
+#ifdef CONFIG_B2
+ data = data | ((*(uchar *)cp)<<(8*i));
+#else
data = (data << 8) | (*(uchar *)cp);
+#endif
}
return (write_word(info, wp, data));
*/
static int write_word (flash_info_t *info, ulong dest, ulong data)
{
- volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]);
- volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest;
- volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data;
+ ulong *data_ptr = &data;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *)(info->start[0]);
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *)dest;
+ volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *)data_ptr;
ulong start;
int flag;
- int i;
+ int i;
/* Check if Flash is (sufficiently) erased */
- if ((*((volatile CFG_FLASH_WORD_SIZE *)dest) &
- (CFG_FLASH_WORD_SIZE)data) != (CFG_FLASH_WORD_SIZE)data) {
+ if ((*((volatile ulong *)dest) & data) != data) {
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts();
- for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++)
- {
- addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA;
- addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055;
- addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0;
-
- dest2[i] = data2[i];
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts();
-
- /* data polling for D7 */
- start = get_timer (0);
- while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) !=
- (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) {
- if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
- return (1);
- }
- }
- }
+ for (i=0; i<4/sizeof(CONFIG_SYS_FLASH_WORD_SIZE); i++)
+ {
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00AA00AA;
+ addr2[CONFIG_SYS_FLASH_ADDR1] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00550055;
+ addr2[CONFIG_SYS_FLASH_ADDR0] = (CONFIG_SYS_FLASH_WORD_SIZE)0x00A000A0;
+
+ dest2[i] = data2[i];
+
+ /* re-enable interrupts if necessary */
+ if (flag)
+ enable_interrupts();
+
+ /* data polling for D7 */
+ start = get_timer (0);
+ while ((dest2[i] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080) !=
+ (data2[i] & (CONFIG_SYS_FLASH_WORD_SIZE)0x00800080)) {
+ if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
+ return (1);
+ }
+ }
+ }
return (0);
}
projects / u-boot / blobdiff