Convert mcc200 to use common CFI flash driver

Patch by Stefan Roese, 28 Feb 2006
This commit is contained in:
Stefan Roese 2006-02-28 15:33:28 +01:00
parent 79b4cda076
commit 58ad497833
6 changed files with 95 additions and 1330 deletions

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@ -2,6 +2,9 @@
Changes since U-Boot 1.1.4:
======================================================================
* Convert mcc200 to use common CFI flash driver
Patch by Stefan Roese, 28 Feb 2006
* Add env-variable "unlock" to handle initial state of sectors
(locked/unlocked).

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@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
LIB = lib$(BOARD).a
OBJS := $(BOARD).o flash.o
OBJS := $(BOARD).o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $(OBJS)

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@ -1,738 +0,0 @@
/*
* (C) Copyright 2001
* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
*
* (C) Copyright 2001-2006
* 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
*/
#include <common.h>
#include <linux/byteorder/swab.h>
#include <flash.h>
//###CHD: gehört wieder raus ist vom PXA271 file!
#define FLASH_28F256L18T 0x00B0 /* Intel 28F256L18T ( 32M = 128K x 255 + 32k x 4) */
#define FLASH_28F256L18B 0x00B1 /* Intel 28F256L18B ( 32M = 32k x 4 + 128K x 255) */
#define FLASH_28F256P30B 0x001C /* Intel 28F256P30B ( 32M = 32k x 4 + 128K x 255) */
#define FLASH_28F256P30T 0x0019 /* Intel 28F256P30T ( 128K x 255 + 32M = 32k x 4 + */
#define INTEL_ID_28F016S 0x66a066a0 /* 28F016S[VS] ID (16M = 512k x 16) */
#define INTEL_ID_28F800B3T 0x88928892 /* 8M = 512K x 16 top boot sector */
#define INTEL_ID_28F800B3B 0x88938893 /* 8M = 512K x 16 bottom boot sector */
#define INTEL_ID_28F160B3T 0x88908890 /* 16M = 1M x 16 top boot sector */
#define INTEL_ID_28F160B3B 0x88918891 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F320B3T 0x88968896 /* 32M = 2M x 16 top boot sector */
#define INTEL_ID_28F320B3B 0x88978897 /* 32M = 2M x 16 bottom boot sector */
#define INTEL_ID_28F640B3T 0x88988898 /* 64M = 4M x 16 top boot sector */
#define INTEL_ID_28F640B3B 0x88998899 /* 64M = 4M x 16 bottom boot sector */
#define INTEL_ID_28F160F3B 0x88F488F4 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F800C3T 0x88C088C0 /* 8M = 512K x 16 top boot sector */
#define INTEL_ID_28F800C3B 0x88C188C1 /* 8M = 512K x 16 bottom boot sector */
#define INTEL_ID_28F160C3T 0x88C288C2 /* 16M = 1M x 16 top boot sector */
#define INTEL_ID_28F160C3B 0x88C388C3 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F320C3T 0x88C488C4 /* 32M = 2M x 16 top boot sector */
#define INTEL_ID_28F320C3B 0x88C588C5 /* 32M = 2M x 16 bottom boot sector */
#define INTEL_ID_28F640C3T 0x88CC88CC /* 64M = 4M x 16 top boot sector */
#define INTEL_ID_28F640C3B 0x88CD88CD /* 64M = 4M x 16 bottom boot sector */
#define INTEL_ID_28F128J3 0x89188918 /* 16M = 8M x 16 x 128 */
#define INTEL_ID_28F320J5 0x00140014 /* 32M = 128K x 32 */
#define INTEL_ID_28F640J5 0x00150015 /* 64M = 128K x 64 */
#define INTEL_ID_28F320J3A 0x00160016 /* 32M = 128K x 32 */
#define INTEL_ID_28F640J3A 0x00170017 /* 64M = 128K x 64 */
#define INTEL_ID_28F256L18 0x88108810 /* 32M = 128K x 255 */
#define INTEL_ID_28F128J3A 0x00180018 /* 128M = 128K x 128 */
#define INTEL_ID_28F256L18T 0x880D880D /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F256L18B 0x88108810 /* 256M = 32k x 4 + 128K x 255 */
#define INTEL_ID_28F256P30B 0x891C891C /* 256M = 32k x 4 + 128K x 255 */
#define INTEL_ID_28F256P30T 0x89198919 /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F64K3 0x88018801 /* 64M = 32K x 255 + 32k x 4 */
#define INTEL_ID_28F128K3 0x88028802 /* 128M = 64K x 255 + 32k x 4 */
#define INTEL_ID_28F256K3 0x88038803 /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F160S3 0x00D000D0 /* 16M = 512K x 32 (64kB x 32) */
#define INTEL_ID_28F320S3 0x00D400D4 /* 32M = 512K x 64 (64kB x 64) */
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/* Board support for 1 or 2 flash devices */
#define FLASH_PORT_WIDTH32
#undef FLASH_PORT_WIDTH16
#ifdef FLASH_PORT_WIDTH16
#define FLASH_PORT_WIDTH ushort
#define FLASH_PORT_WIDTHV vu_short
#define SWAP(x) (x)
#else
#define FLASH_PORT_WIDTH ulong
#define FLASH_PORT_WIDTHV vu_long
#define SWAP(x) (x)
#endif
/* Intel-compatible flash ID */
#define INTEL_COMPAT 0x00890089
#define INTEL_ALT 0x00B000B0
/* Intel-compatible flash commands */
#define INTEL_PROGRAM 0x00100010
#define INTEL_ERASE 0x00200020
#define INTEL_CLEAR 0x00500050
#define INTEL_LOCKBIT 0x00600060
#define INTEL_PROTECT 0x00010001
#define INTEL_STATUS 0x00700070
#define INTEL_READID 0x00900090
#define INTEL_CONFIRM 0x00D000D0
#define INTEL_RESET 0xFFFFFFFF
/* Intel-compatible flash status bits */
#define INTEL_FINISHED 0x00800080
#define INTEL_OK 0x00800080
#define FPW FLASH_PORT_WIDTH
#define FPWV FLASH_PORT_WIDTHV
#define mb() __asm__ __volatile__ ("" : : : "memory")
///###CHD: auch wieder raus! + switch anweisung für den P30iger!
/* Flash Organization Structure */
typedef struct OrgDef {
unsigned int sector_number;
unsigned int sector_size;
} OrgDef;
/* Flash Organizations */
OrgDef OrgIntel_28F256L18B[] = {
{4, 0x8000}, /* 4 * 32kBytes sectors */
{255, 0x20000}, /* 255 * 128kBytes sectors */
};
OrgDef OrgIntel_28F256L18T[] = {
{255, 0x20000}, /* 255 * 128kBytes sectors */
{4, 0x8000} /* 4 * 32kBytes sectors */
};
OrgDef OrgIntel_28F128J3A[] = {
{128, 0x20000}, /* 128 * 128kBytes sectors */
};
static unsigned int OrgSectTypeNum_28F256L18 = 2;
static unsigned int OrgSectTypeNum_28F256J3 = 1;
/*-----------------------------------------------------------------------
* Functions
*/
static ulong flash_get_size (FPW *addr, flash_info_t *info);
static int write_data (flash_info_t *info, ulong dest, FPW data);
static void flash_get_offsets (ulong base, flash_info_t *info);
void inline spin_wheel (void);
static void flash_sync_real_protect (flash_info_t * info);
static unsigned char intel_sector_protected (flash_info_t *info, ushort sector);
/*-----------------------------------------------------------------------
*/
unsigned long flash_init (void)
{
int i;
ulong size = 0;
extern void flash_preinit(void);
extern void flash_afterinit(ulong, ulong);
ulong flashbase = CFG_FLASH_BASE;
flash_preinit();
for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
switch (i) {
case 0:
memset(&flash_info[i], 0, sizeof(flash_info_t));
flash_get_size ((FPW *) flashbase, &flash_info[i]);
flash_get_offsets (flash_info[i].start[0], &flash_info[i]);
break;
default:
panic ("configured to many flash banks!\n");
break;
}
size += flash_info[i].size;
/* get the h/w and s/w protection status in sync */
flash_sync_real_protect(&flash_info[i]);
}
/* Protect monitor and environment sectors
*/
#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
#ifndef CONFIG_BOOT_ROM
flash_protect ( FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE + monitor_flash_len - 1,
&flash_info[0] );
#endif
#endif
#ifdef CFG_ENV_IS_IN_FLASH
flash_protect ( FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
#endif
flash_afterinit(flash_info[0].start[0], flash_info[0].size);
return size;
}
/*-----------------------------------------------------------------------
*/
static void flash_get_offsets (ulong base, flash_info_t *info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
return;
}
if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) {
for (i = 0; i < info->sector_count; i++) {
info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE);
}
}
}
/*-----------------------------------------------------------------------
*/
void flash_print_info (flash_info_t *info)
{
int i;
if (info->flash_id == FLASH_UNKNOWN) {
printf ("missing or unknown FLASH type\n");
return;
}
switch (info->flash_id & FLASH_VENDMASK) {
case FLASH_MAN_INTEL:
printf ("INTEL ");
break;
default:
printf ("Unknown Vendor ");
break;
}
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F128J3A:
printf ("28F128J3A\n");
break;
case FLASH_28F640J3A:
printf ("28F640J3A\n");
break;
case FLASH_28F320J3A:
printf ("28F320J3A\n");
break;
case FLASH_28F256P30T:
printf ("FLASH_28F256P30T\n");
break;
default:
printf ("Unknown Chip Type\n");
break;
}
printf (" Size: %ld MB in %d Sectors\n",
info->size >> 20, info->sector_count);
printf (" Sector Start Addresses:");
for (i = 0; i < info->sector_count; ++i) {
if ((i % 5) == 0)
printf ("\n ");
printf (" %08lX%s",
info->start[i],
info->protect[i] ? " (RO)" : " ");
}
printf ("\n");
return;
}
/*
* The following code cannot be run from FLASH!
*/
static ulong flash_get_size (FPW *addr, flash_info_t *info)
{
volatile FPW value;
/* Write auto select command: read Manufacturer ID */
addr[0x5555] = (FPW) 0x00AA00AA;
addr[0x2AAA] = (FPW) 0x00550055;
addr[0x5555] = (FPW) 0x00900090;
mb ();
udelay(100);
value = addr[0];
switch (value) {
case (FPW) INTEL_MANUFACT:
info->flash_id = FLASH_MAN_INTEL;
break;
default:
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
info->size = 0;
addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
return (0); /* no or unknown flash */
}
mb ();
value = addr[1]; /* device ID */
switch (value) {
case (FPW) INTEL_ID_28F128J3A:
info->flash_id += FLASH_28F128J3A;
info->sector_count = 128;
info->size = 0x02000000;
info->start[0] = CFG_FLASH_BASE;
break; /* => 32 MB */
case (FPW) INTEL_ID_28F640J3A:
info->flash_id += FLASH_28F640J3A;
info->sector_count = 64;
info->size = 0x01000000;
info->start[0] = CFG_FLASH_BASE + 0x01000000;
break; /* => 16 MB */
case (FPW) (INTEL_ID_28F256P30T):
info->flash_id += FLASH_28F256L18B;
info->sector_count = 128;//falsch!!!
info->size = 0x02000000;
info->start[0] = CFG_FLASH_BASE;
debug ("Intel StrataFlash 28F256P30T device initialized\n");
break; /* => 32 MB */
case (FPW) INTEL_ID_28F320J3A:
info->flash_id += FLASH_28F320J3A;
info->sector_count = 32;
info->size = 0x800000;
info->start[0] = CFG_FLASH_BASE + 0x01800000;
break; /* => 8 MB */
default:
info->flash_id = FLASH_UNKNOWN;
break;
}
if (info->sector_count > CFG_MAX_FLASH_SECT) {
printf ("** ERROR: sector count %d > max (%d) **\n",
info->sector_count, CFG_MAX_FLASH_SECT);
info->sector_count = CFG_MAX_FLASH_SECT;
}
addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
return (info->size);
}
/*
* This function gets the u-boot flash sector protection status
* (flash_info_t.protect[]) in sync with the sector protection
* status stored in hardware.
*/
static void flash_sync_real_protect (flash_info_t * info)
{
int i;
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_28F128J3A:
case FLASH_28F640J3A:
case FLASH_28F320J3A:
for (i = 0; i < info->sector_count; ++i) {
info->protect[i] = intel_sector_protected(info, i);
}
break;
default:
/* no h/w protect support */
break;
}
}
/*
* checks if "sector" in bank "info" is protected. Should work on intel
* strata flash chips 28FxxxJ3x in 8-bit mode.
* Returns 1 if sector is protected (or timed-out while trying to read
* protection status), 0 if it is not.
*/
static unsigned char intel_sector_protected (flash_info_t *info, ushort sector)
{
FPWV *addr;
FPWV *lock_conf_addr;
ulong start;
unsigned char ret;
/*
* first, wait for the WSM to be finished. The rationale for
* waiting for the WSM to become idle for at most
* CFG_FLASH_ERASE_TOUT is as follows. The WSM can be busy
* because of: (1) erase, (2) program or (3) lock bit
* configuration. So we just wait for the longest timeout of
* the (1)-(3), i.e. the erase timeout.
*/
/* wait at least 35ns (W12) before issuing Read Status Register */
udelay(1);
addr = (FPWV *) info->start[sector];
*addr = (FPW) INTEL_STATUS;
start = get_timer (0);
while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
if (get_timer (start) > CFG_FLASH_ERASE_TOUT) {
*addr = (FPW) INTEL_RESET; /* restore read mode */
printf("WSM busy too long, can't get prot status\n");
return 1;
}
}
/* issue the Read Identifier Codes command */
*addr = (FPW) INTEL_READID;
/* wait at least 35ns (W12) before reading */
udelay(1);
/* Intel example code uses offset of 2 for 16 bit flash */
lock_conf_addr = (FPWV *) info->start[sector] + 2;
ret = (*lock_conf_addr & (FPW) INTEL_PROTECT) ? 1 : 0;
/* put flash back in read mode */
*addr = (FPW) INTEL_RESET;
return ret;
}
/*-----------------------------------------------------------------------
*/
int flash_erase (flash_info_t *info, int s_first, int s_last)
{
int flag, prot, sect;
ulong type, start, last;
int rcode = 0;
if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n");
} else {
printf ("- no sectors to erase\n");
}
return 1;
}
type = (info->flash_id & FLASH_VENDMASK);
if ((type != FLASH_MAN_INTEL)) {
printf ("Can't erase unknown flash type %08lx - aborted\n",
info->flash_id);
return 1;
}
prot = 0;
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);
} else {
printf ("\n");
}
start = get_timer (0);
last = start;
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
/* Start erase on unprotected sectors */
for (sect = s_first; sect <= s_last; sect++) {
if (info->protect[sect] == 0) { /* not protected */
FPWV *addr = (FPWV *) (info->start[sect]);
FPW status;
printf ("Erasing sector %2d ... ", sect);
/* arm simple, non interrupt dependent timer */
start = get_timer(0);
*addr = (FPW) 0x00500050; /* clear status register */
*addr = (FPW) 0x00200020; /* erase setup */
*addr = (FPW) 0x00D000D0; /* erase confirm */
while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
if (get_timer(start) > CFG_FLASH_ERASE_TOUT) {
printf ("Timeout\n");
*addr = (FPW) 0x00B000B0; /* suspend erase */
*addr = (FPW) 0x00FF00FF; /* reset to read mode */
rcode = 1;
break;
}
}
*addr = 0x00500050; /* clear status register cmd. */
*addr = 0x00FF00FF; /* resest to read mode */
printf (" done\n");
}
}
return rcode;
}
/*-----------------------------------------------------------------------
* Copy memory to flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
* 4 - Flash not identified
*/
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
{
ulong cp, wp;
FPW data;
int count, i, l, rc, port_width;
if (info->flash_id == FLASH_UNKNOWN) {
return 4;
}
/* get lower word aligned address */
#ifdef FLASH_PORT_WIDTH16
wp = (addr & ~1);
port_width = 2;
#else
wp = (addr & ~3);
port_width = 4;
#endif
/*
* handle unaligned start bytes
*/
if ((l = addr - wp) != 0) {
data = 0;
for (i = 0, cp = wp; i < l; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
for (; i < port_width && cnt > 0; ++i) {
data = (data << 8) | *src++;
--cnt;
++cp;
}
for (; cnt == 0 && i < port_width; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
if ((rc = write_data (info, wp, SWAP (data))) != 0) {
return (rc);
}
wp += port_width;
}
/*
* handle word aligned part
*/
count = 0;
while (cnt >= port_width) {
data = 0;
for (i = 0; i < port_width; ++i) {
data = (data << 8) | *src++;
}
if ((rc = write_data (info, wp, SWAP (data))) != 0) {
return (rc);
}
wp += port_width;
cnt -= port_width;
if (count++ > 0x800) {
spin_wheel ();
count = 0;
}
}
if (cnt == 0) {
return (0);
}
/*
* handle unaligned tail bytes
*/
data = 0;
for (i = 0, cp = wp; i < port_width && cnt > 0; ++i, ++cp) {
data = (data << 8) | *src++;
--cnt;
}
for (; i < port_width; ++i, ++cp) {
data = (data << 8) | (*(uchar *) cp);
}
return (write_data (info, wp, SWAP (data)));
}
/*-----------------------------------------------------------------------
* Write a word or halfword to Flash, returns:
* 0 - OK
* 1 - write timeout
* 2 - Flash not erased
*/
static int write_data (flash_info_t *info, ulong dest, FPW data)
{
FPWV *addr = (FPWV *) dest;
ulong status;
ulong start;
int flag;
/* Check if Flash is (sufficiently) erased */
if ((*addr & data) != data) {
printf ("not erased at %08lx (%lx)\n", (ulong) addr, *addr);
return (2);
}
/* Disable interrupts which might cause a timeout here */
flag = disable_interrupts ();
*addr = (FPW) 0x00400040; /* write setup */
*addr = data;
/* arm simple, non interrupt dependent timer */
start = get_timer(0);
/* wait while polling the status register */
while (((status = *addr) & (FPW) 0x00800080) != (FPW) 0x00800080) {
if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
*addr = (FPW) 0x00FF00FF; /* restore read mode */
return (1);
}
}
*addr = (FPW) 0x00FF00FF; /* restore read mode */
return (0);
}
void inline spin_wheel (void)
{
static int p = 0;
static char w[] = "\\/-";
printf ("\010%c", w[p]);
(++p == 3) ? (p = 0) : 0;
}
/*-----------------------------------------------------------------------
* Set/Clear sector's lock bit, returns:
* 0 - OK
* 1 - Error (timeout, voltage problems, etc.)
*/
int flash_real_protect (flash_info_t *info, long sector, int prot)
{
ulong start;
int i;
int rc = 0;
vu_long *addr = (vu_long *)(info->start[sector]);
int flag = disable_interrupts();
*addr = INTEL_CLEAR; /* Clear status register */
if (prot) { /* Set sector lock bit */
*addr = INTEL_LOCKBIT; /* Sector lock bit */
*addr = INTEL_PROTECT; /* set */
}
else { /* Clear sector lock bit */
*addr = INTEL_LOCKBIT; /* All sectors lock bits */
*addr = INTEL_CONFIRM; /* clear */
}
start = get_timer(0);
while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) {
if (get_timer(start) > CFG_FLASH_UNLOCK_TOUT) {
printf("Flash lock bit operation timed out\n");
rc = 1;
break;
}
}
if (*addr != INTEL_OK) {
printf("Flash lock bit operation failed at %08X, CSR=%08X\n",
(uint)addr, (uint)*addr);
rc = 1;
}
if (!rc)
info->protect[sector] = prot;
/*
* Clear lock bit command clears all sectors lock bits, so
* we have to restore lock bits of protected sectors.
* WARNING: code below re-locks sectors only for one bank (info).
* This causes problems on boards where several banks share
* the same chip, as sectors in othere banks will be unlocked
* but not re-locked. It works fine on pm520 though, as there
* is only one chip and one bank.
*/
if (!prot)
{
for (i = 0; i < info->sector_count; i++)
{
if (info->protect[i])
{
start = get_timer(0);
addr = (vu_long *)(info->start[i]);
*addr = INTEL_LOCKBIT; /* Sector lock bit */
*addr = INTEL_PROTECT; /* set */
while ((*addr & INTEL_FINISHED) != INTEL_FINISHED)
{
if (get_timer(start) > CFG_FLASH_UNLOCK_TOUT)
{
printf("Flash lock bit operation timed out\n");
rc = 1;
break;
}
}
}
}
/*
* get the s/w sector protection status in sync with the h/w,
* in case something went wrong during the re-locking.
*/
flash_sync_real_protect(info); /* resets flash to read mode */
}
if (flag)
enable_interrupts();
*addr = INTEL_RESET; /* Reset to read array mode */
return rc;
}

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@ -1,437 +0,0 @@
/*
* (C) Copyright 2000-2004
* 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,
8 * MA 02111-1307 USA
*/
#ifndef _FLASH_H_
#define _FLASH_H_
#ifndef CFG_NO_FLASH
/*-----------------------------------------------------------------------
* FLASH Info: contains chip specific data, per FLASH bank
*/
typedef struct {
ulong size; /* total bank size in bytes */
ushort sector_count; /* number of erase units */
ulong flash_id; /* combined device & manufacturer code */
ulong start[CFG_MAX_FLASH_SECT]; /* physical sector start addresses */
uchar protect[CFG_MAX_FLASH_SECT]; /* sector protection status */
#ifdef CFG_FLASH_CFI
uchar portwidth; /* the width of the port */
uchar chipwidth; /* the width of the chip */
ushort buffer_size; /* # of bytes in write buffer */
ulong erase_blk_tout; /* maximum block erase timeout */
ulong write_tout; /* maximum write timeout */
ulong buffer_write_tout; /* maximum buffer write timeout */
ushort vendor; /* the primary vendor id */
ushort cmd_reset; /* Vendor specific reset command */
ushort interface; /* used for x8/x16 adjustments */
#endif
} flash_info_t;
/*
* Values for the width of the port
*/
#define FLASH_CFI_8BIT 0x01
#define FLASH_CFI_16BIT 0x02
#define FLASH_CFI_32BIT 0x04
#define FLASH_CFI_64BIT 0x08
/*
* Values for the width of the chip
*/
#define FLASH_CFI_BY8 0x01
#define FLASH_CFI_BY16 0x02
#define FLASH_CFI_BY32 0x04
#define FLASH_CFI_BY64 0x08
/* convert between bit value and numeric value */
#define CFI_FLASH_SHIFT_WIDTH 3
/*
* Values for the flash device interface
*/
#define FLASH_CFI_X8 0x00
#define FLASH_CFI_X16 0x01
#define FLASH_CFI_X8X16 0x02
/* convert between bit value and numeric value */
#define CFI_FLASH_SHIFT_WIDTH 3
/* Prototypes */
extern unsigned long flash_init (void);
extern void flash_print_info (flash_info_t *);
extern int flash_erase (flash_info_t *, int, int);
extern int flash_sect_erase (ulong addr_first, ulong addr_last);
extern int flash_sect_protect (int flag, ulong addr_first, ulong addr_last);
/* common/flash.c */
extern void flash_protect (int flag, ulong from, ulong to, flash_info_t *info);
extern int flash_write (uchar *, ulong, ulong);
extern flash_info_t *addr2info (ulong);
extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt);
/* board/?/flash.c */
#if defined(CFG_FLASH_PROTECTION)
extern int flash_real_protect(flash_info_t *info, long sector, int prot);
extern void flash_read_user_serial(flash_info_t * info, void * buffer, int offset, int len);
extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int offset, int len);
#endif /* CFG_FLASH_PROTECTION */
/*-----------------------------------------------------------------------
* return codes from flash_write():
*/
#define ERR_OK 0
#define ERR_TIMOUT 1
#define ERR_NOT_ERASED 2
#define ERR_PROTECTED 4
#define ERR_INVAL 8
#define ERR_ALIGN 16
#define ERR_UNKNOWN_FLASH_VENDOR 32
#define ERR_UNKNOWN_FLASH_TYPE 64
#define ERR_PROG_ERROR 128
/*-----------------------------------------------------------------------
* Protection Flags for flash_protect():
*/
#define FLAG_PROTECT_SET 0x01
#define FLAG_PROTECT_CLEAR 0x02
/*-----------------------------------------------------------------------
* Device IDs
*/
#define AMD_MANUFACT 0x00010001 /* AMD manuf. ID in D23..D16, D7..D0 */
#define FUJ_MANUFACT 0x00040004 /* FUJITSU manuf. ID in D23..D16, D7..D0 */
#define ATM_MANUFACT 0x001F001F /* ATMEL */
#define STM_MANUFACT 0x00200020 /* STM (Thomson) manuf. ID in D23.. -"- */
#define SST_MANUFACT 0x00BF00BF /* SST manuf. ID in D23..D16, D7..D0 */
#define MT_MANUFACT 0x00890089 /* MT manuf. ID in D23..D16, D7..D0 */
#define INTEL_MANUFACT 0x00890089 /* INTEL manuf. ID in D23..D16, D7..D0 */
#define INTEL_ALT_MANU 0x00B000B0 /* alternate INTEL namufacturer ID */
#define MX_MANUFACT 0x00C200C2 /* MXIC manuf. ID in D23..D16, D7..D0 */
#define TOSH_MANUFACT 0x00980098 /* TOSHIBA manuf. ID in D23..D16, D7..D0 */
#define MT2_MANUFACT 0x002C002C /* alternate MICRON manufacturer ID*/
#define EXCEL_MANUFACT 0x004A004A /* Excel Semiconductor */
/* Micron Technologies (INTEL compat.) */
#define MT_ID_28F400_T 0x44704470 /* 28F400B3 ID ( 4 M, top boot sector) */
#define MT_ID_28F400_B 0x44714471 /* 28F400B3 ID ( 4 M, bottom boot sect) */
#define AMD_ID_LV040B 0x4F /* 29LV040B ID */
/* 4 Mbit, 512K x 8, */
/* 8 64K x 8 uniform sectors */
#define AMD_ID_F040B 0xA4 /* 29F040B ID */
/* 4 Mbit, 512K x 8, */
/* 8 64K x 8 uniform sectors */
#define STM_ID_M29W040B 0xE3 /* M29W040B ID */
/* 4 Mbit, 512K x 8, */
/* 8 64K x 8 uniform sectors */
#define AMD_ID_F080B 0xD5 /* 29F080 ID ( 1 M) */
/* 8 Mbit, 512K x 16, */
/* 8 64K x 16 uniform sectors */
#define AMD_ID_F016D 0xAD /* 29F016 ID ( 2 M x 8) */
#define AMD_ID_F032B 0x41 /* 29F032 ID ( 4 M x 8) */
#define AMD_ID_LV116DT 0xC7 /* 29LV116DT ( 2 M x 8, top boot sect) */
#define AMD_ID_LV116DB 0x4C /* 29LV116DB ( 2 M x 8, bottom boot sect) */
#define AMD_ID_LV016B 0xc8 /* 29LV016 ID ( 2 M x 8) */
#define AMD_ID_PL160CB 0x22452245 /* 29PL160CB ID (16 M, bottom boot sect */
#define AMD_ID_LV400T 0x22B922B9 /* 29LV400T ID ( 4 M, top boot sector) */
#define AMD_ID_LV400B 0x22BA22BA /* 29LV400B ID ( 4 M, bottom boot sect) */
#define AMD_ID_LV033C 0xA3 /* 29LV033C ID ( 4 M x 8) */
#define AMD_ID_LV065D 0x93 /* 29LV065D ID ( 8 M x 8) */
#define AMD_ID_LV800T 0x22DA22DA /* 29LV800T ID ( 8 M, top boot sector) */
#define AMD_ID_LV800B 0x225B225B /* 29LV800B ID ( 8 M, bottom boot sect) */
#define AMD_ID_LV160T 0x22C422C4 /* 29LV160T ID (16 M, top boot sector) */
#define AMD_ID_LV160B 0x22492249 /* 29LV160B ID (16 M, bottom boot sect) */
#define AMD_ID_DL163T 0x22282228 /* 29DL163T ID (16 M, top boot sector) */
#define AMD_ID_DL163B 0x222B222B /* 29DL163B ID (16 M, bottom boot sect) */
#define AMD_ID_LV320T 0x22F622F6 /* 29LV320T ID (32 M, top boot sector) */
#define MX_ID_LV320T 0x22A722A7 /* 29LV320T by Macronix, AMD compatible */
#define AMD_ID_LV320B 0x22F922F9 /* 29LV320B ID (32 M, bottom boot sect) */
#define MX_ID_LV320B 0x22A822A8 /* 29LV320B by Macronix, AMD compatible */
#define AMD_ID_DL322T 0x22552255 /* 29DL322T ID (32 M, top boot sector) */
#define AMD_ID_DL322B 0x22562256 /* 29DL322B ID (32 M, bottom boot sect) */
#define AMD_ID_DL323T 0x22502250 /* 29DL323T ID (32 M, top boot sector) */
#define AMD_ID_DL323B 0x22532253 /* 29DL323B ID (32 M, bottom boot sect) */
#define AMD_ID_DL324T 0x225C225C /* 29DL324T ID (32 M, top boot sector) */
#define AMD_ID_DL324B 0x225F225F /* 29DL324B ID (32 M, bottom boot sect) */
#define AMD_ID_DL640 0x227E227E /* 29DL640D ID (64 M, dual boot sectors)*/
#define AMD_ID_MIRROR 0x227E227E /* 1st ID word for MirrorBit family */
#define AMD_ID_DL640G_2 0x22022202 /* 2nd ID word for AM29DL640G at 0x38 */
#define AMD_ID_DL640G_3 0x22012201 /* 3rd ID word for AM29DL640G at 0x3c */
#define AMD_ID_LV640U_2 0x220C220C /* 2nd ID word for AM29LV640M at 0x38 */
#define AMD_ID_LV640U_3 0x22012201 /* 3rd ID word for AM29LV640M at 0x3c */
#define AMD_ID_LV640MT_2 0x22102210 /* 2nd ID word for AM29LV640MT at 0x38 */
#define AMD_ID_LV640MT_3 0x22012201 /* 3rd ID word for AM29LV640MT at 0x3c */
#define AMD_ID_LV640MB_2 0x22102210 /* 2nd ID word for AM29LV640MB at 0x38 */
#define AMD_ID_LV640MB_3 0x22002200 /* 3rd ID word for AM29LV640MB at 0x3c */
#define AMD_ID_LV128U_2 0x22122212 /* 2nd ID word for AM29LV128M at 0x38 */
#define AMD_ID_LV128U_3 0x22002200 /* 3rd ID word for AM29LV128M at 0x3c */
#define AMD_ID_LV256U_2 0x22122212 /* 2nd ID word for AM29LV256M at 0x38 */
#define AMD_ID_LV256U_3 0x22012201 /* 3rd ID word for AM29LV256M at 0x3c */
#define AMD_ID_GL064M_2 0x22132213 /* 2nd ID word for S29GL064M-R6 */
#define AMD_ID_GL064M_3 0x22012201 /* 3rd ID word for S29GL064M-R6 */
#define AMD_ID_LV320B_2 0x221A221A /* 2d ID word for AM29LV320MB at 0x38 */
#define AMD_ID_LV320B_3 0x22002200 /* 3d ID word for AM29LV320MB at 0x3c */
#define AMD_ID_LV640U 0x22D722D7 /* 29LV640U ID (64 M, uniform sectors) */
#define ATM_ID_BV1614 0x000000C0 /* 49BV1614 ID */
#define ATM_ID_BV1614A 0x000000C8 /* 49BV1614A ID */
#define ATM_ID_BV6416 0x000000D6 /* 49BV6416 ID */
#define FUJI_ID_29F800BA 0x22582258 /* MBM29F800BA ID (8M) */
#define FUJI_ID_29F800TA 0x22D622D6 /* MBM29F800TA ID (8M) */
#define FUJI_ID_29LV650UE 0x22d722d7 /* MBM29LV650UE/651UE ID (8M = 128 x 32kWord) */
#define SST_ID_xF200A 0x27892789 /* 39xF200A ID ( 2M = 128K x 16 ) */
#define SST_ID_xF400A 0x27802780 /* 39xF400A ID ( 4M = 256K x 16 ) */
#define SST_ID_xF800A 0x27812781 /* 39xF800A ID ( 8M = 512K x 16 ) */
#define SST_ID_xF160A 0x27822782 /* 39xF800A ID (16M = 1M x 16 ) */
#define SST_ID_xF1601 0x234B234B /* 39xF1601 ID (16M = 1M x 16 ) */
#define SST_ID_xF1602 0x234A234A /* 39xF1602 ID (16M = 1M x 16 ) */
#define SST_ID_xF3201 0x235B235B /* 39xF3201 ID (32M = 2M x 16 ) */
#define SST_ID_xF3202 0x235A235A /* 39xF3202 ID (32M = 2M x 16 ) */
#define SST_ID_xF6401 0x236B236B /* 39xF6401 ID (64M = 4M x 16 ) */
#define SST_ID_xF6402 0x236A236A /* 39xF6402 ID (64M = 4M x 16 ) */
#define SST_ID_xF040 0xBFD7BFD7 /* 39xF040 ID (512KB = 4Mbit x 8) */
#define STM_ID_F040B 0xE2 /* M29F040B ID ( 4M = 512K x 8 ) */
/* 8 64K x 8 uniform sectors */
#define STM_ID_x800AB 0x005B005B /* M29W800AB ID (8M = 512K x 16 ) */
#define STM_ID_29W320DT 0x22CA22CA /* M29W320DT ID (32 M, top boot sector) */
#define STM_ID_29W320DB 0x22CB22CB /* M29W320DB ID (32 M, bottom boot sect) */
#define STM_ID_29W040B 0x00E300E3 /* M29W040B ID (4M = 512K x 8) */
#define INTEL_ID_28F016S 0x66a066a0 /* 28F016S[VS] ID (16M = 512k x 16) */
#define INTEL_ID_28F800B3T 0x88928892 /* 8M = 512K x 16 top boot sector */
#define INTEL_ID_28F800B3B 0x88938893 /* 8M = 512K x 16 bottom boot sector */
#define INTEL_ID_28F160B3T 0x88908890 /* 16M = 1M x 16 top boot sector */
#define INTEL_ID_28F160B3B 0x88918891 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F320B3T 0x88968896 /* 32M = 2M x 16 top boot sector */
#define INTEL_ID_28F320B3B 0x88978897 /* 32M = 2M x 16 bottom boot sector */
#define INTEL_ID_28F640B3T 0x88988898 /* 64M = 4M x 16 top boot sector */
#define INTEL_ID_28F640B3B 0x88998899 /* 64M = 4M x 16 bottom boot sector */
#define INTEL_ID_28F160F3B 0x88F488F4 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F800C3T 0x88C088C0 /* 8M = 512K x 16 top boot sector */
#define INTEL_ID_28F800C3B 0x88C188C1 /* 8M = 512K x 16 bottom boot sector */
#define INTEL_ID_28F160C3T 0x88C288C2 /* 16M = 1M x 16 top boot sector */
#define INTEL_ID_28F160C3B 0x88C388C3 /* 16M = 1M x 16 bottom boot sector */
#define INTEL_ID_28F320C3T 0x88C488C4 /* 32M = 2M x 16 top boot sector */
#define INTEL_ID_28F320C3B 0x88C588C5 /* 32M = 2M x 16 bottom boot sector */
#define INTEL_ID_28F640C3T 0x88CC88CC /* 64M = 4M x 16 top boot sector */
#define INTEL_ID_28F640C3B 0x88CD88CD /* 64M = 4M x 16 bottom boot sector */
#define INTEL_ID_28F128J3 0x89188918 /* 16M = 8M x 16 x 128 */
#define INTEL_ID_28F320J5 0x00140014 /* 32M = 128K x 32 */
#define INTEL_ID_28F640J5 0x00150015 /* 64M = 128K x 64 */
#define INTEL_ID_28F320J3A 0x00160016 /* 32M = 128K x 32 */
#define INTEL_ID_28F640J3A 0x00170017 /* 64M = 128K x 64 */
#define INTEL_ID_28F256L18 0x88108810 /* 32M = 128K x 255 */
#define INTEL_ID_28F128J3A 0x00180018 /* 128M = 128K x 128 */
#define INTEL_ID_28F256L18T 0x880D880D /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F256L18B 0x88108810 /* 256M = 32k x 4 + 128K x 255 */
#define INTEL_ID_28F256P30B 0x891C891C /* 256M = 32k x 4 + 128K x 255 */
#define INTEL_ID_28F256P30T 0x89198919 /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F64K3 0x88018801 /* 64M = 32K x 255 + 32k x 4 */
#define INTEL_ID_28F128K3 0x88028802 /* 128M = 64K x 255 + 32k x 4 */
#define INTEL_ID_28F256K3 0x88038803 /* 256M = 128K x 255 + 32k x 4 */
#define INTEL_ID_28F160S3 0x00D000D0 /* 16M = 512K x 32 (64kB x 32) */
#define INTEL_ID_28F320S3 0x00D400D4 /* 32M = 512K x 64 (64kB x 64) */
/* Note that the Sharp 28F016SC is compatible with the Intel E28F016SC */
#define SHARP_ID_28F016SCL 0xAAAAAAAA /* LH28F016SCT-L95 2Mx8, 32 64k blocks */
#define SHARP_ID_28F016SCZ 0xA0A0A0A0 /* LH28F016SCT-Z4 2Mx8, 32 64k blocks */
#define SHARP_ID_28F008SC 0xA6A6A6A6 /* LH28F008SCT-L12 1Mx8, 16 64k blocks */
/* LH28F008SCR-L85 1Mx8, 16 64k blocks */
#define TOSH_ID_FVT160 0xC2 /* TC58FVT160 ID (16 M, top ) */
#define TOSH_ID_FVB160 0x43 /* TC58FVT160 ID (16 M, bottom ) */
/*-----------------------------------------------------------------------
* Internal FLASH identification codes
*
* Be careful when adding new type! Odd numbers are "bottom boot sector" types!
*/
#define FLASH_AM040 0x0001 /* AMD Am29F040B, Am29LV040B */
/* Bright Micro BM29F040 */
/* Fujitsu MBM29F040A */
/* STM M29W040B */
/* SGS Thomson M29F040B */
/* 8 64K x 8 uniform sectors */
#define FLASH_AM400T 0x0002 /* AMD AM29LV400 */
#define FLASH_AM400B 0x0003
#define FLASH_AM800T 0x0004 /* AMD AM29LV800 */
#define FLASH_AM800B 0x0005
#define FLASH_AM116DT 0x0026 /* AMD AM29LV116DT (2Mx8bit) */
#define FLASH_AM116DB 0x0027 /* AMD AM29LV116DB (2Mx8bit) */
#define FLASH_AM160T 0x0006 /* AMD AM29LV160 */
#define FLASH_AM160LV 0x0046 /* AMD29LV160DB (2M = 2Mx8bit ) */
#define FLASH_AM160B 0x0007
#define FLASH_AM320T 0x0008 /* AMD AM29LV320 */
#define FLASH_AM320B 0x0009
#define FLASH_AM080 0x000A /* AMD Am29F080B */
/* 16 64K x 8 uniform sectors */
#define FLASH_AMDL322T 0x0010 /* AMD AM29DL322 */
#define FLASH_AMDL322B 0x0011
#define FLASH_AMDL323T 0x0012 /* AMD AM29DL323 */
#define FLASH_AMDL323B 0x0013
#define FLASH_AMDL324T 0x0014 /* AMD AM29DL324 */
#define FLASH_AMDL324B 0x0015
#define FLASH_AMDLV033C 0x0018
#define FLASH_AMDLV065D 0x001A
#define FLASH_AMDL640 0x0016 /* AMD AM29DL640D */
#define FLASH_AMD016 0x0018 /* AMD AM29F016D */
#define FLASH_AMDL640MB 0x0019 /* AMD AM29LV640MB (64M, bottom boot sect)*/
#define FLASH_AMDL640MT 0x001A /* AMD AM29LV640MT (64M, top boot sect) */
#define FLASH_SST200A 0x0040 /* SST 39xF200A ID ( 2M = 128K x 16 ) */
#define FLASH_SST400A 0x0042 /* SST 39xF400A ID ( 4M = 256K x 16 ) */
#define FLASH_SST800A 0x0044 /* SST 39xF800A ID ( 8M = 512K x 16 ) */
#define FLASH_SST160A 0x0046 /* SST 39xF160A ID ( 16M = 1M x 16 ) */
#define FLASH_SST320 0x0048 /* SST 39xF160A ID ( 16M = 1M x 16 ) */
#define FLASH_SST640 0x004A /* SST 39xF160A ID ( 16M = 1M x 16 ) */
#define FLASH_SST040 0x000E /* SST 39xF040 ID (512KB = 4Mbit x 8 ) */
#define FLASH_STM800AB 0x0051 /* STM M29WF800AB ( 8M = 512K x 16 ) */
#define FLASH_STMW320DT 0x0052 /* STM M29W320DT (32 M, top boot sector) */
#define FLASH_STMW320DB 0x0053 /* STM M29W320DB (32 M, bottom boot sect)*/
#define FLASH_STM320DB 0x00CB /* STM M29W320DB (4M = 64K x 64, bottom)*/
#define FLASH_STM800DT 0x00D7 /* STM M29W800DT (1M = 64K x 16, top) */
#define FLASH_STM800DB 0x005B /* STM M29W800DB (1M = 64K x 16, bottom)*/
#define FLASH_28F400_T 0x0062 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */
#define FLASH_28F400_B 0x0063 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */
#define FLASH_INTEL800T 0x0074 /* INTEL 28F800B3T ( 8M = 512K x 16 ) */
#define FLASH_INTEL800B 0x0075 /* INTEL 28F800B3B ( 8M = 512K x 16 ) */
#define FLASH_INTEL160T 0x0076 /* INTEL 28F160B3T ( 16M = 1 M x 16 ) */
#define FLASH_INTEL160B 0x0077 /* INTEL 28F160B3B ( 16M = 1 M x 16 ) */
#define FLASH_INTEL320T 0x0078 /* INTEL 28F320B3T ( 32M = 2 M x 16 ) */
#define FLASH_INTEL320B 0x0079 /* INTEL 28F320B3B ( 32M = 2 M x 16 ) */
#define FLASH_INTEL640T 0x007A /* INTEL 28F320B3T ( 64M = 4 M x 16 ) */
#define FLASH_INTEL640B 0x007B /* INTEL 28F320B3B ( 64M = 4 M x 16 ) */
#define FLASH_28F008S5 0x0080 /* Intel 28F008S5 ( 1M = 64K x 16 ) */
#define FLASH_28F016SV 0x0081 /* Intel 28F016SV ( 16M = 512k x 32 ) */
#define FLASH_28F800_B 0x0083 /* Intel E28F800B ( 1M = ? ) */
#define FLASH_AM29F800B 0x0084 /* AMD Am29F800BB ( 1M = ? ) */
#define FLASH_28F320J5 0x0085 /* Intel 28F320J5 ( 4M = 128K x 32 ) */
#define FLASH_28F160S3 0x0086 /* Intel 28F160S3 ( 16M = 512K x 32 ) */
#define FLASH_28F320S3 0x0088 /* Intel 28F320S3 ( 32M = 512K x 64 ) */
#define FLASH_AM640U 0x0090 /* AMD Am29LV640U ( 64M = 4M x 16 ) */
#define FLASH_AM033C 0x0091 /* AMD AM29LV033 ( 32M = 4M x 8 ) */
#define FLASH_LH28F016SCT 0x0092 /* Sharp 28F016SCT ( 8 Meg Flash SIMM ) */
#define FLASH_28F160F3B 0x0093 /* Intel 28F160F3B ( 16M = 1M x 16 ) */
#define FLASH_28F640J5 0x0099 /* INTEL 28F640J5 ( 64M = 128K x 64) */
#define FLASH_28F800C3T 0x009A /* Intel 28F800C3T ( 8M = 512K x 16 ) */
#define FLASH_28F800C3B 0x009B /* Intel 28F800C3B ( 8M = 512K x 16 ) */
#define FLASH_28F160C3T 0x009C /* Intel 28F160C3T ( 16M = 1M x 16 ) */
#define FLASH_28F160C3B 0x009D /* Intel 28F160C3B ( 16M = 1M x 16 ) */
#define FLASH_28F320C3T 0x009E /* Intel 28F320C3T ( 32M = 2M x 16 ) */
#define FLASH_28F320C3B 0x009F /* Intel 28F320C3B ( 32M = 2M x 16 ) */
#define FLASH_28F640C3T 0x00A0 /* Intel 28F640C3T ( 64M = 4M x 16 ) */
#define FLASH_28F640C3B 0x00A1 /* Intel 28F640C3B ( 64M = 4M x 16 ) */
#define FLASH_AMLV320U 0x00A2 /* AMD 29LV320M ( 32M = 2M x 16 ) */
#define FLASH_AMLV640U 0x00A4 /* AMD 29LV640M ( 64M = 4M x 16 ) */
#define FLASH_AMLV128U 0x00A6 /* AMD 29LV128M ( 128M = 8M x 16 ) */
#define FLASH_AMLV320B 0x00A7 /* AMD 29LV320MB ( 32M = 2M x 16 ) */
#define FLASH_AMLV320T 0x00A8 /* AMD 29LV320MT ( 32M = 2M x 16 ) */
#define FLASH_AMLV256U 0x00AA /* AMD 29LV256M ( 256M = 16M x 16 ) */
#define FLASH_MXLV320B 0x00AB /* MX 29LV320MB ( 32M = 2M x 16 ) */
#define FLASH_MXLV320T 0x00AC /* MX 29LV320MT ( 32M = 2M x 16 ) */
#define FLASH_28F256L18T 0x00B0 /* Intel 28F256L18T ( 32M = 128K x 255 + 32k x 4) */
#define FLASH_28F256L18B 0x00B1 /* Intel 28F256L18B ( 32M = 32k x 4 + 128K x 255) */
#define FLASH_28F256P30B 0x001C /* Intel 28F256P30B ( 32M = 32k x 4 + 128K x 255) */
#define FLASH_28F256P30T 0x0019 /* Intel 28F256P30T ( 128K x 255 + 32M = 32k x 4 + */
#define FLASH_AMDL163T 0x00B2 /* AMD AM29DL163T (2M x 16 ) */
#define FLASH_AMDL163B 0x00B3
#define FLASH_28F64K3 0x00B4 /* Intel 28F64K3 ( 64M) */
#define FLASH_28F128K3 0x00B6 /* Intel 28F128K3 ( 128M = 8M x 16 ) */
#define FLASH_28F256K3 0x00B8 /* Intel 28F256K3 ( 256M = 16M x 16 ) */
#define FLASH_28F320J3A 0x00C0 /* INTEL 28F320J3A ( 32M = 128K x 32) */
#define FLASH_28F640J3A 0x00C2 /* INTEL 28F640J3A ( 64M = 128K x 64) */
#define FLASH_28F128J3A 0x00C4 /* INTEL 28F128J3A (128M = 128K x 128) */
#define FLASH_FUJLV650 0x00D0 /* Fujitsu MBM 29LV650UE/651UE */
#define FLASH_MT28S4M16LC 0x00E1 /* Micron MT28S4M16LC */
#define FLASH_S29GL064M 0x00F0 /* Spansion S29GL064M-R6 */
#define FLASH_UNKNOWN 0xFFFF /* unknown flash type */
/* manufacturer offsets
*/
#define FLASH_MAN_AMD 0x00000000 /* AMD */
#define FLASH_MAN_FUJ 0x00010000 /* Fujitsu */
#define FLASH_MAN_BM 0x00020000 /* Bright Microelectronics */
#define FLASH_MAN_MX 0x00030000 /* MXIC */
#define FLASH_MAN_STM 0x00040000
#define FLASH_MAN_TOSH 0x00050000 /* Toshiba */
#define FLASH_MAN_EXCEL 0x00060000 /* Excel Semiconductor */
#define FLASH_MAN_SST 0x00100000
#define FLASH_MAN_INTEL 0x00300000
#define FLASH_MAN_MT 0x00400000
#define FLASH_MAN_SHARP 0x00500000
#define FLASH_TYPEMASK 0x0000FFFF /* extract FLASH type information */
#define FLASH_VENDMASK 0xFFFF0000 /* extract FLASH vendor information */
#define FLASH_AMD_COMP 0x000FFFFF /* Up to this ID, FLASH is compatible */
/* with AMD, Fujitsu and SST */
/* (JEDEC standard commands ?) */
#define FLASH_BTYPE 0x0001 /* mask for bottom boot sector type */
/*-----------------------------------------------------------------------
* Timeout constants:
*
* We can't find any specifications for maximum chip erase times,
* so these values are guestimates.
*/
#define FLASH_ERASE_TIMEOUT 120000 /* timeout for erasing in ms */
#define FLASH_WRITE_TIMEOUT 500 /* timeout for writes in ms */
#endif /* !CFG_NO_FLASH */
#endif /* _FLASH_H_ */

View File

@ -36,6 +36,8 @@
#include "mt48lc8m32b2-6-7.h"
#endif
extern flash_info_t flash_info[]; /* FLASH chips info */
//###CHD: wenn RAMBOOT gehen wuerde, ....
#ifndef CFG_RAMBOOT
static void sdram_start (int hi_addr)
@ -244,46 +246,56 @@ int checkboard (void)
return 0;
}
void flash_preinit(void)
{
/*
* Now, when we are in RAM, enable flash write
* access for detection process.
* Note that CS_BOOT cannot be cleared when
* executing in flash.
*/
#if defined(CONFIG_MGT5100)
*(vu_long *)MPC5XXX_ADDECR &= ~(1 << 25); /* disable CS_BOOT */
*(vu_long *)MPC5XXX_ADDECR |= (1 << 16); /* enable CS0 */
#endif
*(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
}
void flash_afterinit(ulong start, ulong size)
{
#if defined(CONFIG_BOOT_ROM)
/* adjust mapping */
*(vu_long *)MPC5XXX_CS1_START =
START_REG(start);
*(vu_long *)MPC5XXX_CS1_STOP =
STOP_REG(start, size);
#else
/* adjust mapping */
*(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
START_REG(start);
*(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
STOP_REG(start, size);
#endif
}
extern flash_info_t flash_info[]; /* info for FLASH chips */
int misc_init_r (void)
{
DECLARE_GLOBAL_DATA_PTR;
/* adjust flash start */
gd->bd->bi_flashstart = flash_info[0].start[0];
/*
* Adjust flash start and offset to detected values
*/
gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
gd->bd->bi_flashoffset = 0;
/*
* Check if boot FLASH isn't max size
*/
if (gd->bd->bi_flashsize < (0 - CFG_FLASH_BASE)) {
/* adjust mapping */
*(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
START_REG(gd->bd->bi_flashstart);
*(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
STOP_REG(gd->bd->bi_flashstart, gd->bd->bi_flashsize);
/*
* Re-check to get correct base address
*/
flash_get_size(gd->bd->bi_flashstart, CFG_MAX_FLASH_BANKS - 1);
/*
* Re-do flash protection upon new addresses
*/
flash_protect (FLAG_PROTECT_CLEAR,
gd->bd->bi_flashstart, 0xffffffff,
&flash_info[CFG_MAX_FLASH_BANKS - 1]);
/* Monitor protection ON by default */
flash_protect (FLAG_PROTECT_SET,
CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1,
&flash_info[CFG_MAX_FLASH_BANKS - 1]);
/* Environment protection ON by default */
flash_protect (FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
&flash_info[CFG_MAX_FLASH_BANKS - 1]);
/* Redundant environment protection ON by default */
flash_protect (FLAG_PROTECT_SET,
CFG_ENV_ADDR_REDUND,
CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
&flash_info[CFG_MAX_FLASH_BANKS - 1]);
}
return (0);
}

View File

@ -52,15 +52,11 @@
#define CONFIG_BAUDRATE 115200
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
//###CHD: MPC5100 gibt es nicht -> weg damit!
#ifdef CONFIG_MPC5200 /* MPC5100 PCI is not supported yet. */
/*
* PCI Mapping:
* 0x40000000 - 0x4fffffff - PCI Memory
* 0x50000000 - 0x50ffffff - PCI IO Space
*/
//Wenn geht PCI raus!
#define CONFIG_PCI 1
#define CONFIG_PCI_PNP 1
#define CONFIG_PCI_SCAN_SHOW 1
@ -82,12 +78,6 @@
#define ADD_PCI_CMD CFG_CMD_PCI
#else /* MPC5100 */
#define ADD_PCI_CMD 0 /* no CFG_CMD_PCI */
#endif
/* Partitions */
#define CONFIG_DOS_PARTITION
@ -100,12 +90,7 @@
#define ADD_USB_CMD 0
#endif
//###CHD: BOOTROm raus!
#if defined(CONFIG_BOOT_ROM)
#define ADD_DOC_CMD 0
#else
#define ADD_DOC_CMD CFG_CMD_DOC
#endif
/*
* Supported commands
@ -120,7 +105,6 @@
CFG_CMD_EEPROM | \
CFG_CMD_FAT | \
CFG_CMD_I2C | \
CFG_CMD_IDE | \
CFG_CMD_NFS | \
CFG_CMD_SNTP )
@ -140,7 +124,7 @@
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"hostname=lmpc\0" \
"hostname=mcc200\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=${serverip}:${rootpath}\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
@ -152,24 +136,28 @@
"flash_self=run ramargs addip;" \
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
"rootpath=/opt/eldk30/ppc_82xx\0" \
"bootfile=/tftpboot/LMPC/uImage\0" \
"rootpath=/opt/eldk/ppc_82xx\0" \
"bootfile=/tftpboot/mcc200/uImage\0" \
"baudrate=115200\0" \
"serverip=192.168.0.1\0" \
"ipaddr=192.168.0.2\0" \
"ethaddr=00:02:44:7d:73:3b\0" \
"load=tftp 100000 /tftpboot/mcc200/u-boot.bin\0" \
"update=protect off fff00000 fff3ffff;era fff00000 fff3ffff;" \
"cp.b 100000 fff00000 40000;" \
"setenv filesize;saveenv\0" \
"upd=run load;run update\0" \
"serverip=192.168.1.1\0" \
"ipaddr=192.168.133.144\0" \
"netmask=255.255.0.0\0" \
"unlock=yes\0" \
"ethaddr=00:02:44:7d:73:3b\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
#if defined(CONFIG_MPC5200)
/*
* IPB Bus clocking configuration.
*/
#undef CFG_IPBSPEED_133 /* define for 133MHz speed */
#endif
//###CHD: EEProm config RTC config sollte raus, gibt es nciht bei uns auf I2C!
/*
* I2C configuration
*/
@ -193,11 +181,9 @@
#define CONFIG_RTC_PCF8563
#define CFG_I2C_RTC_ADDR 0x51
//###CHD: meiner Ansicht nach auch raus!
/*
* Disk-On-Chip configuration
*/
#define CFG_DOC_SHORT_TIMEOUT
#define CFG_MAX_DOC_DEVICE 1 /* Max number of DOC devices */
@ -206,56 +192,46 @@
#define CFG_DOC_BASE 0xE0000000
#define CFG_DOC_SIZE 0x00100000
//###CHD: BOOTROm raus!
#if defined(CONFIG_BOOT_ROM)
/*
* Flash configuration (8,16 or 32 MB)
* TEXT base always at 0xFFF00000
* ENV_ADDR always at 0xFFF40000
* FLASH_BASE at 0xFC000000 for 32 MB
* 0xFD000000 for 16 MB
* 0xFD800000 for 8 MB
*/
#define CFG_FLASH_BASE 0xfc000000
#define CFG_FLASH_SIZE 0x02000000
#define CFG_BOOTROM_BASE 0xFFF00000
#define CFG_BOOTROM_SIZE 0x00080000
#define CFG_ENV_ADDR (0xFDF00000 + 0x40000)
#else
/*
* Flash configuration (8,16 or 32 MB)
* TEXT base always at 0xFFF00000
* ENV_ADDR always at 0xFFF40000
* FLASH_BASE at 0xFE000000 for 32 MB
* FLASH_BASE at 0xFC000000 for 64 MB (only 32MB are supported, not enough addr lines!!!)
* 0xFE000000 for 32 MB
* 0xFF000000 for 16 MB
* 0xFF800000 for 8 MB
*/
#define CFG_FLASH_BASE 0xfe000000
#define CFG_FLASH_SIZE 0x02000000
#define CFG_ENV_ADDR (0xFFF00000 + 0x40000)
#endif
#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
#define CFG_FLASH_BASE 0xfc000000
#define CFG_FLASH_SIZE 0x04000000
#define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
#define CFG_FLASH_CFI /* The flash is CFI compatible */
#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */
#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
#define CFG_FLASH_LOCK_TOUT 5 /* Timeout for Flash Set Lock Bit (in ms) */
#define CFG_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */
#define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
#undef CONFIG_FLASH_16BIT /* Flash is 32-bit */
#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
#define CFG_FLASH_PROTECTION 1 /* hardware flash protection */
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
/*
* Environment settings
*/
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_SIZE 0x10000
#define CFG_ENV_SECT_SIZE 0x40000
#define CONFIG_ENV_OVERWRITE 1
#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
#define CFG_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */
#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */
#define CFG_ENV_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
#define CONFIG_ENV_OVERWRITE 1 /* allow modification of vendor params */
/*
* Memory map
@ -279,7 +255,7 @@
#endif
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
#define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
/*
@ -290,7 +266,7 @@
* Define CONFIG_FEC_10MBIT to force FEC at 10Mb
*/
/* #define CONFIG_FEC_10MBIT 1 */
#define CONFIG_PHY_ADDR 0x00
#define CONFIG_PHY_ADDR 1
/*
* GPIO configuration
@ -324,25 +300,9 @@
/*
* Various low-level settings
*/
#if defined(CONFIG_MPC5200)
#define CFG_HID0_INIT HID0_ICE | HID0_ICFI
#define CFG_HID0_FINAL HID0_ICE
#else
#define CFG_HID0_INIT 0
#define CFG_HID0_FINAL 0
#endif
//###CHD: hier sollte das BOOT_ROM raus!
#if defined(CONFIG_BOOT_ROM)
#define CFG_BOOTCS_START CFG_BOOTROM_BASE
#define CFG_BOOTCS_SIZE CFG_BOOTROM_SIZE
#define CFG_BOOTCS_CFG 0x00047800
#define CFG_CS0_START CFG_BOOTROM_BASE
#define CFG_CS0_SIZE CFG_BOOTROM_SIZE
#define CFG_CS1_START CFG_FLASH_BASE
#define CFG_CS1_SIZE CFG_FLASH_SIZE
#define CFG_CS1_CFG 0x0004fb00
#else
#define CFG_BOOTCS_START CFG_FLASH_BASE
#define CFG_BOOTCS_SIZE CFG_FLASH_SIZE
#define CFG_BOOTCS_CFG 0x0004fb00
@ -351,7 +311,6 @@
#define CFG_CS1_START CFG_DOC_BASE
#define CFG_CS1_SIZE CFG_DOC_SIZE
#define CFG_CS1_CFG 0x00047800
#endif
#define CFG_CS_BURST 0x00000000
#define CFG_CS_DEADCYCLE 0x33333333
@ -365,38 +324,4 @@
#define CONFIG_USB_CLOCK 0x0001BBBB
#define CONFIG_USB_CONFIG 0x00005000
/*-----------------------------------------------------------------------
* IDE/ATA stuff Supports IDE harddisk
*-----------------------------------------------------------------------
*/
//###CHD: eigentlich das ganze IDE zeugs raus (IDE wird derzeit nciht mehr gescannt!)
#undef CONFIG_IDE_8xx_PCCARD /* Use IDE with PC Card Adapter */
#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
#undef CONFIG_IDE_LED /* LED for ide not supported */
#undef CONFIG_IDE_RESET /* reset for ide supported */
#define CONFIG_IDE_PREINIT
#undef CONFIG_IDE_PREINIT
#define CFG_IDE_MAXBUS 0 /* max. 1 IDE bus */
#define CFG_IDE_MAXDEVICE 2 /* max. 2 drive per IDE bus */
#define CFG_ATA_IDE0_OFFSET 0x0000
#define CFG_ATA_BASE_ADDR MPC5XXX_ATA
/* Offset for data I/O */
#define CFG_ATA_DATA_OFFSET (0x0060)
/* Offset for normal register accesses */
#define CFG_ATA_REG_OFFSET (CFG_ATA_DATA_OFFSET)
/* Offset for alternate registers */
#define CFG_ATA_ALT_OFFSET (0x005C)
/* Interval between registers */
#define CFG_ATA_STRIDE 4
#endif /* __CONFIG_H */