* (C) Copyright 2000
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * 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+
*/
/* #define DEBUG */
#include <common.h>
#include <flash.h>
-#if !defined(CFG_NO_FLASH)
+#include <mtd/cfi_flash.h>
-extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+extern flash_info_t flash_info[]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
* Functions
void
flash_protect (int flag, ulong from, ulong to, flash_info_t *info)
{
- ulong b_end = info->start[0] + info->size - 1; /* bank end address */
- short s_end = info->sector_count - 1; /* index of last sector */
+ ulong b_end;
+ short s_end;
int i;
+ /* Do nothing if input data is bad. */
+ if (!info || info->sector_count == 0 || info->size == 0 || to < from) {
+ return;
+ }
+
+ s_end = info->sector_count - 1; /* index of last sector */
+ b_end = info->start[0] + info->size - 1; /* bank end address */
+
debug ("flash_protect %s: from 0x%08lX to 0x%08lX\n",
(flag & FLAG_PROTECT_SET) ? "ON" :
(flag & FLAG_PROTECT_CLEAR) ? "OFF" : "???",
from, to);
- /* Do nothing if input data is bad. */
- if (info->sector_count == 0 || info->size == 0 || to < from) {
- return;
- }
-
/* There is nothing to do if we have no data about the flash
* or the protect range and flash range don't overlap.
*/
*/
if (from <= end && to >= info->start[i]) {
if (flag & FLAG_PROTECT_CLEAR) {
-#if defined(CFG_FLASH_PROTECTION)
+#if defined(CONFIG_SYS_FLASH_PROTECTION)
flash_real_protect(info, i, 0);
#else
info->protect[i] = 0;
-#endif /* CFG_FLASH_PROTECTION */
+#endif /* CONFIG_SYS_FLASH_PROTECTION */
debug ("protect off %d\n", i);
}
else if (flag & FLAG_PROTECT_SET) {
-#if defined(CFG_FLASH_PROTECTION)
+#if defined(CONFIG_SYS_FLASH_PROTECTION)
flash_real_protect(info, i, 1);
#else
info->protect[i] = 1;
-#endif /* CFG_FLASH_PROTECTION */
+#endif /* CONFIG_SYS_FLASH_PROTECTION */
debug ("protect on %d\n", i);
}
}
flash_info_t *
addr2info (ulong addr)
{
-#ifndef CONFIG_SPD823TS
flash_info_t *info;
int i;
- for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) {
+ for (i=0, info = &flash_info[0]; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) {
if (info->flash_id != FLASH_UNKNOWN &&
addr >= info->start[0] &&
/* WARNING - The '- 1' is needed if the flash
return (info);
}
}
-#endif /* CONFIG_SPD823TS */
return (NULL);
}
* and no protected sectors are hit.
* Returns:
* ERR_OK 0 - OK
- * ERR_TIMOUT 1 - write timeout
+ * ERR_TIMEOUT 1 - write timeout
* ERR_NOT_ERASED 2 - Flash not erased
* ERR_PROTECTED 4 - target range includes protected sectors
* ERR_INVAL 8 - target address not in Flash memory
* (only some targets require alignment)
*/
int
-flash_write (uchar *src, ulong addr, ulong cnt)
+flash_write (char *src, ulong addr, ulong cnt)
{
-#ifdef CONFIG_SPD823TS
- return (ERR_TIMOUT); /* any other error codes are possible as well */
-#else
int i;
ulong end = addr + cnt - 1;
flash_info_t *info_first = addr2info (addr);
flash_info_t *info_last = addr2info (end );
flash_info_t *info;
+ __maybe_unused char *src_orig = src;
+ __maybe_unused char *addr_orig = (char *)addr;
+ __maybe_unused ulong cnt_orig = cnt;
if (cnt == 0) {
return (ERR_OK);
len = info->start[0] + info->size - addr;
if (len > cnt)
len = cnt;
- if ((i = write_buff(info, src, addr, len)) != 0) {
+ if ((i = write_buff(info, (uchar *)src, addr, len)) != 0) {
return (i);
}
cnt -= len;
addr += len;
src += len;
}
+
+#if defined(CONFIG_FLASH_VERIFY)
+ if (memcmp(src_orig, addr_orig, cnt_orig)) {
+ printf("\nVerify failed!\n");
+ return ERR_PROG_ERROR;
+ }
+#endif /* CONFIG_SYS_FLASH_VERIFY_AFTER_WRITE */
+
return (ERR_OK);
-#endif /* CONFIG_SPD823TS */
}
/*-----------------------------------------------------------------------
switch (err) {
case ERR_OK:
break;
- case ERR_TIMOUT:
+ case ERR_TIMEOUT:
puts ("Timeout writing to Flash\n");
break;
case ERR_NOT_ERASED:
case ERR_PROG_ERROR:
puts ("General Flash Programming Error\n");
break;
+ case ERR_ABORTED:
+ puts("Flash Programming Aborted\n");
+ break;
default:
printf ("%s[%d] FIXME: rc=%d\n", __FILE__, __LINE__, err);
break;
}
}
-
-/*-----------------------------------------------------------------------
- */
-#endif /* !CFG_NO_FLASH */