*/
#include <common.h>
+
+#if !defined(CONFIG_PATI)
#include <ppc4xx.h>
#include <asm/processor.h>
#include "common_util.h"
#if defined(CONFIG_PIP405)
#include "../pip405/pip405.h"
#endif
-#include <405gp_pci.h>
+#include <asm/4xx_pci.h>
+#else /* defined(CONFIG_PATI) */
+#include <mpc5xx.h>
+#endif
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt);
-
-#ifdef CONFIG_PIP405
-#define ADDR0 0x5555
-#define ADDR1 0x2aaa
-#define FLASH_WORD_SIZE unsigned short
-#endif
-
-#ifdef CONFIG_MIP405
#define ADDR0 0x5555
#define ADDR1 0x2aaa
#define FLASH_WORD_SIZE unsigned short
-#endif
#define FALSE 0
#define TRUE 1
+#if !defined(CONFIG_PATI)
+
/*-----------------------------------------------------------------------
* Some CS switching routines:
*
}
}
+#endif /* #if !defined(CONFIG_PATI) */
unsigned long flash_init (void)
{
- unsigned long size_b0, size_b1,flashcr, size_reg;
- int mode, i;
+ unsigned long size_b0;
+ int i;
+
+#if !defined(CONFIG_PATI)
+ unsigned long size_b1,flashcr,size_reg;
+ int mode;
extern char version_string;
- char *p=&version_string;
+ char *p = &version_string;
/* Since we are relocated, we can set-up the CS finally */
setup_cs_reloc();
else
printf("(%s Boot) ",(mode & BOOT_MPS) ?
"MPS" : "Flash");
+#endif /* #if !defined(CONFIG_PATI) */
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
flash_info[i].flash_id = FLASH_UNKNOWN;
CFG_MONITOR_BASE+monitor_flash_len-1,
&flash_info[0]);
#endif
+#if !defined(CONFIG_PATI)
/* protect reset vector */
flash_info[0].protect[flash_info[0].sector_count-1] = 1;
size_b1 = 0 ;
mtdcr(ebccfgd, flashcr);
}
#if 0
- /* enable this if you want to test if
+ /* enable this (PIP405/MIP405 only) if you want to test if
the relocation has be done ok.
This will disable both Chipselects */
mtdcr (ebccfga, pb0cr);
}
p++;
}
+#else /* #if !defined(CONFIG_PATI) */
+#ifdef CONFIG_ENV_IS_IN_FLASH
+ /* ENV protection ON by default */
+ flash_protect(FLAG_PROTECT_SET,
+ CONFIG_ENV_ADDR,
+ CONFIG_ENV_ADDR+CONFIG_ENV_SECT_SIZE-1,
+ &flash_info[0]);
+#endif
+#endif /* #if !defined(CONFIG_PATI) */
return (size_b0);
}
return (0); /* no or unknown flash */
}
value = addr2[1]; /* device ID */
- /* printf("Device value %x\n",value); */
+ /* printf("Device value %x\n",value); */
switch (value) {
case (FLASH_WORD_SIZE)AMD_ID_F040B:
info->flash_id += FLASH_AM040;
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;
+ return ERR_TIMOUT;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
last = now;
}
}
- return 0;
+ return ERR_OK;
}
int intel_wait_for_DQ7(flash_info_t *info, int sect)
{
- ulong start, now, last;
+ ulong start, now, last, status;
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]);
start = get_timer (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;
+ return ERR_TIMOUT;
}
/* show that we're waiting */
if ((now - last) > 1000) { /* every second */
last = now;
}
}
- addr[0]=(FLASH_WORD_SIZE)0x00500050;
- return 0;
+ status = addr[0] & (FLASH_WORD_SIZE)0x00280028;
+ /* clear status register */
+ addr[0] = (FLASH_WORD_SIZE)0x00500050;
+ /* check status for block erase fail and VPP low */
+ return (status == 0 ? ERR_OK : ERR_NOT_ERASED);
}
/*-----------------------------------------------------------------------
volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]);
volatile FLASH_WORD_SIZE *addr2;
int flag, prot, sect, l_sect;
- int i;
+ int i, rcode = 0;
if ((s_first < 0) || (s_first > s_last)) {
addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */
for (i=0; i<50; i++)
udelay(1000); /* wait 1 ms */
- wait_for_DQ7(info, sect);
+ rcode |= wait_for_DQ7(info, sect);
}
else {
if((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL){
intel_wait_for_DQ7(info, sect);
addr2[0] = (FLASH_WORD_SIZE)0x00200020; /* sector erase */
addr2[0] = (FLASH_WORD_SIZE)0x00D000D0; /* sector erase */
- intel_wait_for_DQ7(info, sect);
+ rcode |= intel_wait_for_DQ7(info, sect);
}
else {
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA;
addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055;
addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */
- wait_for_DQ7(info, sect);
+ rcode |= wait_for_DQ7(info, sect);
}
}
l_sect = sect;
addr = (FLASH_WORD_SIZE *)info->start[0];
addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */
- printf (" done\n");
- return 0;
+ if (!rcode)
+ printf (" done\n");
+
+ return rcode;
}