git-svn-id: svn://svn.berlios.de/openocd/trunk@311 b42882b7-edfa-0310-969c-e2dbd0fdcd60tags/v0.1.0
@@ -3,6 +3,7 @@ AM_CPPFLAGS = -DPKGLIBDIR=\"$(pkglibdir)\" @CPPFLAGS@ | |||||
METASOURCES = AUTO | METASOURCES = AUTO | ||||
noinst_LIBRARIES = libflash.a | noinst_LIBRARIES = libflash.a | ||||
libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c \ | libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c \ | ||||
stellaris.c str9xpec.c stm32x.c tms470.c | |||||
stellaris.c str9xpec.c stm32x.c tms470.c \ | |||||
s3c24xx_nand.c s3c2410_nand.c s3c2412_nand.c s3c2440_nand.c s3c2443_nand.c | |||||
noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h \ | noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h \ | ||||
stellaris.h str9xpec.h stm32x.h tms470.h | |||||
stellaris.h str9xpec.h stm32x.h tms470.h s3c24xx_nand.h s3c24xx_regs_nand.h |
@@ -63,13 +63,20 @@ int nand_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_s | |||||
/* NAND flash controller | /* NAND flash controller | ||||
*/ | */ | ||||
extern nand_flash_controller_t lpc3180_nand_controller; | extern nand_flash_controller_t lpc3180_nand_controller; | ||||
/* extern nand_flash_controller_t s3c2410_nand_controller; */ | |||||
extern nand_flash_controller_t s3c2410_nand_controller; | |||||
extern nand_flash_controller_t s3c2412_nand_controller; | |||||
extern nand_flash_controller_t s3c2440_nand_controller; | |||||
extern nand_flash_controller_t s3c2443_nand_controller; | |||||
/* extern nand_flash_controller_t boundary_scan_nand_controller; */ | /* extern nand_flash_controller_t boundary_scan_nand_controller; */ | ||||
nand_flash_controller_t *nand_flash_controllers[] = | nand_flash_controller_t *nand_flash_controllers[] = | ||||
{ | { | ||||
&lpc3180_nand_controller, | &lpc3180_nand_controller, | ||||
/* &s3c2410_nand_controller, */ | |||||
&s3c2410_nand_controller, | |||||
&s3c2412_nand_controller, | |||||
&s3c2440_nand_controller, | |||||
&s3c2443_nand_controller, | |||||
/* &boundary_scan_nand_controller, */ | /* &boundary_scan_nand_controller, */ | ||||
NULL | NULL | ||||
}; | }; | ||||
@@ -707,7 +714,7 @@ int nand_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_s | |||||
if (!device->device) | if (!device->device) | ||||
return ERROR_NAND_DEVICE_NOT_PROBED; | return ERROR_NAND_DEVICE_NOT_PROBED; | ||||
if (device->use_raw) | |||||
if (device->use_raw || device->controller->write_page == NULL) | |||||
return nand_write_page_raw(device, page, data, data_size, oob, oob_size); | return nand_write_page_raw(device, page, data, data_size, oob, oob_size); | ||||
else | else | ||||
return device->controller->write_page(device, page, data, data_size, oob, oob_size); | return device->controller->write_page(device, page, data, data_size, oob, oob_size); | ||||
@@ -718,7 +725,7 @@ int nand_read_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_si | |||||
if (!device->device) | if (!device->device) | ||||
return ERROR_NAND_DEVICE_NOT_PROBED; | return ERROR_NAND_DEVICE_NOT_PROBED; | ||||
if (device->use_raw) | |||||
if (device->use_raw || device->controller->read_page == NULL) | |||||
return nand_read_page_raw(device, page, data, data_size, oob, oob_size); | return nand_read_page_raw(device, page, data, data_size, oob, oob_size); | ||||
else | else | ||||
return device->controller->read_page(device, page, data, data_size, oob, oob_size); | return device->controller->read_page(device, page, data, data_size, oob, oob_size); | ||||
@@ -782,38 +789,48 @@ int nand_read_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 dat | |||||
if (data) | if (data) | ||||
{ | { | ||||
for (i = 0; i < data_size;) | |||||
if (device->controller->read_block_data != NULL) | |||||
(device->controller->read_block_data)(device, data, data_size); | |||||
else | |||||
{ | { | ||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
{ | |||||
device->controller->read_data(device, data); | |||||
data += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
for (i = 0; i < data_size;) | |||||
{ | { | ||||
device->controller->read_data(device, data); | |||||
data += 1; | |||||
i += 1; | |||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
{ | |||||
device->controller->read_data(device, data); | |||||
data += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->read_data(device, data); | |||||
data += 1; | |||||
i += 1; | |||||
} | |||||
} | } | ||||
} | } | ||||
} | } | ||||
if (oob) | if (oob) | ||||
{ | { | ||||
for (i = 0; i < oob_size;) | |||||
if (device->controller->read_block_data != NULL) | |||||
(device->controller->read_block_data)(device, oob, oob_size); | |||||
else | |||||
{ | { | ||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
for (i = 0; i < oob_size;) | |||||
{ | { | ||||
device->controller->read_data(device, oob); | |||||
oob += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->read_data(device, oob); | |||||
oob += 1; | |||||
i += 1; | |||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
{ | |||||
device->controller->read_data(device, oob); | |||||
oob += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->read_data(device, oob); | |||||
oob += 1; | |||||
i += 1; | |||||
} | |||||
} | } | ||||
} | } | ||||
} | } | ||||
@@ -868,40 +885,50 @@ int nand_write_page_raw(struct nand_device_s *device, u32 page, u8 *data, u32 da | |||||
if (data) | if (data) | ||||
{ | { | ||||
for (i = 0; i < data_size;) | |||||
if (device->controller->write_block_data != NULL) | |||||
(device->controller->write_block_data)(device, data, data_size); | |||||
else | |||||
{ | { | ||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
for (i = 0; i < data_size;) | |||||
{ | { | ||||
u16 data_buf = le_to_h_u16(data); | |||||
device->controller->write_data(device, data_buf); | |||||
data += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->write_data(device, *data); | |||||
data += 1; | |||||
i += 1; | |||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
{ | |||||
u16 data_buf = le_to_h_u16(data); | |||||
device->controller->write_data(device, data_buf); | |||||
data += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->write_data(device, *data); | |||||
data += 1; | |||||
i += 1; | |||||
} | |||||
} | } | ||||
} | } | ||||
} | } | ||||
if (oob) | if (oob) | ||||
{ | { | ||||
for (i = 0; i < oob_size;) | |||||
if (device->controller->write_block_data != NULL) | |||||
(device->controller->write_block_data)(device, oob, oob_size); | |||||
else | |||||
{ | { | ||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
for (i = 0; i < oob_size;) | |||||
{ | { | ||||
u16 oob_buf = le_to_h_u16(data); | |||||
device->controller->write_data(device, oob_buf); | |||||
oob += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->write_data(device, *oob); | |||||
oob += 1; | |||||
i += 1; | |||||
if (device->device->options & NAND_BUSWIDTH_16) | |||||
{ | |||||
u16 oob_buf = le_to_h_u16(data); | |||||
device->controller->write_data(device, oob_buf); | |||||
oob += 2; | |||||
i += 2; | |||||
} | |||||
else | |||||
{ | |||||
device->controller->write_data(device, *oob); | |||||
oob += 1; | |||||
i += 1; | |||||
} | |||||
} | } | ||||
} | } | ||||
} | } | ||||
@@ -42,6 +42,8 @@ typedef struct nand_flash_controller_s | |||||
int (*address)(struct nand_device_s *device, u8 address); | int (*address)(struct nand_device_s *device, u8 address); | ||||
int (*write_data)(struct nand_device_s *device, u16 data); | int (*write_data)(struct nand_device_s *device, u16 data); | ||||
int (*read_data)(struct nand_device_s *device, void *data); | int (*read_data)(struct nand_device_s *device, void *data); | ||||
int (*write_block_data)(struct nand_device_s *device, u8 *data, int size); | |||||
int (*read_block_data)(struct nand_device_s *device, u8 *data, int size); | |||||
int (*write_page)(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size); | int (*write_page)(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size); | ||||
int (*read_page)(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size); | int (*read_page)(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size); | ||||
int (*controller_ready)(struct nand_device_s *device, int timeout); | int (*controller_ready)(struct nand_device_s *device, int timeout); | ||||
@@ -0,0 +1,133 @@ | |||||
/* src/flash/s3c2410_nand.c | |||||
* | |||||
* S3C2410 OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#ifdef HAVE_CONFIG_H | |||||
#include "config.h" | |||||
#endif | |||||
#include "replacements.h" | |||||
#include "log.h" | |||||
#include <stdlib.h> | |||||
#include <string.h> | |||||
#include "nand.h" | |||||
#include "s3c24xx_nand.h" | |||||
#include "target.h" | |||||
int s3c2410_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); | |||||
int s3c2410_init(struct nand_device_s *device); | |||||
int s3c2410_read_data(struct nand_device_s *device, void *data); | |||||
int s3c2410_write_data(struct nand_device_s *device, u16 data); | |||||
int s3c2410_nand_ready(struct nand_device_s *device, int timeout); | |||||
nand_flash_controller_t s3c2410_nand_controller = | |||||
{ | |||||
.name = "s3c2410", | |||||
.nand_device_command = s3c2410_nand_device_command, | |||||
.register_commands = s3c24xx_register_commands, | |||||
.init = s3c2410_init, | |||||
.reset = s3c24xx_reset, | |||||
.command = s3c24xx_command, | |||||
.address = s3c24xx_address, | |||||
.write_data = s3c2410_write_data, | |||||
.read_data = s3c2410_read_data, | |||||
.write_page = s3c24xx_write_page, | |||||
.read_page = s3c24xx_read_page, | |||||
.controller_ready = s3c24xx_controller_ready, | |||||
.nand_ready = s3c2410_nand_ready, | |||||
}; | |||||
int s3c2410_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, | |||||
char **args, int argc, | |||||
struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *info; | |||||
info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); | |||||
if (info == NULL) { | |||||
return ERROR_NAND_DEVICE_INVALID; | |||||
} | |||||
/* fill in the address fields for the core device */ | |||||
info->cmd = S3C2410_NFCMD; | |||||
info->addr = S3C2410_NFADDR; | |||||
info->data = S3C2410_NFDATA; | |||||
info->nfstat = S3C2410_NFSTAT; | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2410_init(struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
target_write_u32(target, S3C2410_NFCONF, | |||||
S3C2410_NFCONF_EN | S3C2410_NFCONF_TACLS(3) | | |||||
S3C2410_NFCONF_TWRPH0(5) | S3C2410_NFCONF_TWRPH1(3)); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2410_write_data(struct nand_device_s *device, u16 data) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_write_u32(target, S3C2410_NFDATA, data); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2410_read_data(struct nand_device_s *device, void *data) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_read_u8(target, S3C2410_NFDATA, data); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2410_nand_ready(struct nand_device_s *device, int timeout) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u8 status; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
do { | |||||
target_read_u8(target, S3C2410_NFSTAT, &status); | |||||
if (status & S3C2410_NFSTAT_BUSY) | |||||
return 1; | |||||
usleep(1000); | |||||
} while (timeout-- > 0); | |||||
return 0; | |||||
} |
@@ -0,0 +1,87 @@ | |||||
/* src/flash/s3c2412_nand.c | |||||
* | |||||
* S3C2412 OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#ifdef HAVE_CONFIG_H | |||||
#include "config.h" | |||||
#endif | |||||
#include "replacements.h" | |||||
#include "log.h" | |||||
#include <stdlib.h> | |||||
#include <string.h> | |||||
#include "nand.h" | |||||
#include "s3c24xx_nand.h" | |||||
#include "target.h" | |||||
int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); | |||||
int s3c2412_init(struct nand_device_s *device); | |||||
nand_flash_controller_t s3c2412_nand_controller = | |||||
{ | |||||
.name = "s3c2412", | |||||
.nand_device_command = s3c2412_nand_device_command, | |||||
.register_commands = s3c24xx_register_commands, | |||||
.init = s3c2412_init, | |||||
.reset = s3c24xx_reset, | |||||
.command = s3c24xx_command, | |||||
.address = s3c24xx_address, | |||||
.write_data = s3c24xx_write_data, | |||||
.read_data = s3c24xx_read_data, | |||||
.write_page = s3c24xx_write_page, | |||||
.read_page = s3c24xx_read_page, | |||||
.write_block_data = s3c2440_write_block_data, | |||||
.read_block_data = s3c2440_read_block_data, | |||||
.controller_ready = s3c24xx_controller_ready, | |||||
.nand_ready = s3c2440_nand_ready, | |||||
}; | |||||
int s3c2412_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, | |||||
char **args, int argc, | |||||
struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *info; | |||||
info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); | |||||
if (info == NULL) { | |||||
return ERROR_NAND_DEVICE_INVALID; | |||||
} | |||||
/* fill in the address fields for the core device */ | |||||
info->cmd = S3C2440_NFCMD; | |||||
info->addr = S3C2440_NFADDR; | |||||
info->data = S3C2440_NFDATA; | |||||
info->nfstat = S3C2412_NFSTAT; | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2412_init(struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u32 version; | |||||
target_write_u32(target, S3C2410_NFCONF, | |||||
S3C2440_NFCONF_TACLS(3) | | |||||
S3C2440_NFCONF_TWRPH0(7) | | |||||
S3C2440_NFCONF_TWRPH1(7)); | |||||
target_write_u32(target, S3C2440_NFCONT, | |||||
S3C2412_NFCONT_INIT_MAIN_ECC | | |||||
S3C2440_NFCONT_ENABLE); | |||||
return ERROR_OK; | |||||
} |
@@ -0,0 +1,179 @@ | |||||
/* src/flash/s3c2440_nand.c | |||||
* | |||||
* S3C2440 OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#ifdef HAVE_CONFIG_H | |||||
#include "config.h" | |||||
#endif | |||||
#include "replacements.h" | |||||
#include "log.h" | |||||
#include <stdlib.h> | |||||
#include <string.h> | |||||
#include "nand.h" | |||||
#include "s3c24xx_nand.h" | |||||
#include "target.h" | |||||
int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); | |||||
int s3c2440_init(struct nand_device_s *device); | |||||
int s3c2440_nand_ready(struct nand_device_s *device, int timeout); | |||||
nand_flash_controller_t s3c2440_nand_controller = | |||||
{ | |||||
.name = "s3c2440", | |||||
.nand_device_command = s3c2440_nand_device_command, | |||||
.register_commands = s3c24xx_register_commands, | |||||
.init = s3c2440_init, | |||||
.reset = s3c24xx_reset, | |||||
.command = s3c24xx_command, | |||||
.address = s3c24xx_address, | |||||
.write_data = s3c24xx_write_data, | |||||
.read_data = s3c24xx_read_data, | |||||
.write_page = s3c24xx_write_page, | |||||
.read_page = s3c24xx_read_page, | |||||
.write_block_data = s3c2440_write_block_data, | |||||
.read_block_data = s3c2440_read_block_data, | |||||
.controller_ready = s3c24xx_controller_ready, | |||||
.nand_ready = s3c2440_nand_ready, | |||||
}; | |||||
int s3c2440_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, | |||||
char **args, int argc, | |||||
struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *info; | |||||
info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); | |||||
if (info == NULL) { | |||||
return ERROR_NAND_DEVICE_INVALID; | |||||
} | |||||
/* fill in the address fields for the core device */ | |||||
info->cmd = S3C2440_NFCMD; | |||||
info->addr = S3C2440_NFADDR; | |||||
info->data = S3C2440_NFDATA; | |||||
info->nfstat = S3C2440_NFSTAT; | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2440_init(struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u32 version; | |||||
target_write_u32(target, S3C2410_NFCONF, | |||||
S3C2440_NFCONF_TACLS(3) | | |||||
S3C2440_NFCONF_TWRPH0(7) | | |||||
S3C2440_NFCONF_TWRPH1(7)); | |||||
target_write_u32(target, S3C2440_NFCONT, | |||||
S3C2440_NFCONT_INITECC | S3C2440_NFCONT_ENABLE); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2440_nand_ready(struct nand_device_s *device, int timeout) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u8 status; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
do { | |||||
target_read_u8(target, s3c24xx_info->nfstat, &status); | |||||
if (status & S3C2440_NFSTAT_READY) | |||||
return 1; | |||||
usleep(1000); | |||||
} while (timeout-- > 0); | |||||
return 0; | |||||
} | |||||
/* use the fact we can read/write 4 bytes in one go via a single 32bit op */ | |||||
int s3c2440_read_block_data(struct nand_device_s *device, u8 *data, int data_size) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u32 nfdata = s3c24xx_info->data; | |||||
u32 tmp; | |||||
printf("%s: reading data: %p, %p, %d\n", __func__, device, data, data_size); | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
while (data_size >= 4) { | |||||
target_read_u32(target, nfdata, &tmp); | |||||
data[0] = tmp; | |||||
data[1] = tmp >> 8; | |||||
data[2] = tmp >> 16; | |||||
data[3] = tmp >> 24; | |||||
data_size -= 4; | |||||
data += 4; | |||||
} | |||||
while (data_size > 0) { | |||||
target_read_u8(target, nfdata, data); | |||||
data_size -= 1; | |||||
data += 1; | |||||
} | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2440_write_block_data(struct nand_device_s *device, u8 *data, int data_size) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u32 nfdata = s3c24xx_info->data; | |||||
u32 tmp; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
while (data_size >= 4) { | |||||
tmp = le_to_h_u32(data); | |||||
target_write_u32(target, nfdata, tmp); | |||||
data_size -= 4; | |||||
data += 4; | |||||
} | |||||
while (data_size > 0) { | |||||
target_write_u8(target, nfdata, *data); | |||||
data_size -= 1; | |||||
data += 1; | |||||
} | |||||
return ERROR_OK; | |||||
} |
@@ -0,0 +1,89 @@ | |||||
/* src/flash/s3c2443_nand.c | |||||
* | |||||
* S3C2443 OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#ifdef HAVE_CONFIG_H | |||||
#include "config.h" | |||||
#endif | |||||
#include "replacements.h" | |||||
#include "log.h" | |||||
#include <stdlib.h> | |||||
#include <string.h> | |||||
#include "nand.h" | |||||
#include "s3c24xx_nand.h" | |||||
#include "target.h" | |||||
int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); | |||||
int s3c2443_init(struct nand_device_s *device); | |||||
int s3c2443_nand_ready(struct nand_device_s *device, int timeout); | |||||
nand_flash_controller_t s3c2443_nand_controller = | |||||
{ | |||||
.name = "s3c2443", | |||||
.nand_device_command = s3c2443_nand_device_command, | |||||
.register_commands = s3c24xx_register_commands, | |||||
.init = s3c2443_init, | |||||
.reset = s3c24xx_reset, | |||||
.command = s3c24xx_command, | |||||
.address = s3c24xx_address, | |||||
.write_data = s3c24xx_write_data, | |||||
.read_data = s3c24xx_read_data, | |||||
.write_page = s3c24xx_write_page, | |||||
.read_page = s3c24xx_read_page, | |||||
.write_block_data = s3c2440_write_block_data, | |||||
.read_block_data = s3c2440_read_block_data, | |||||
.controller_ready = s3c24xx_controller_ready, | |||||
.nand_ready = s3c2440_nand_ready, | |||||
}; | |||||
int s3c2443_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, | |||||
char **args, int argc, | |||||
struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *info; | |||||
info = s3c24xx_nand_device_command(cmd_ctx, cmd, args, argc, device); | |||||
if (info == NULL) { | |||||
return ERROR_NAND_DEVICE_INVALID; | |||||
} | |||||
/* fill in the address fields for the core device */ | |||||
info->cmd = S3C2440_NFCMD; | |||||
info->addr = S3C2440_NFADDR; | |||||
info->data = S3C2440_NFDATA; | |||||
info->nfstat = S3C2412_NFSTAT; | |||||
return ERROR_OK; | |||||
} | |||||
int s3c2443_init(struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
u32 version; | |||||
target_write_u32(target, S3C2410_NFCONF, | |||||
S3C2440_NFCONF_TACLS(3) | | |||||
S3C2440_NFCONF_TWRPH0(7) | | |||||
S3C2440_NFCONF_TWRPH1(7)); | |||||
target_write_u32(target, S3C2440_NFCONT, | |||||
S3C2412_NFCONT_INIT_MAIN_ECC | | |||||
S3C2440_NFCONT_ENABLE); | |||||
return ERROR_OK; | |||||
} |
@@ -0,0 +1,133 @@ | |||||
/* src/flash/s3c24xx_nand.c | |||||
* | |||||
* S3C24XX Series OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#ifdef HAVE_CONFIG_H | |||||
#include "config.h" | |||||
#endif | |||||
#include "replacements.h" | |||||
#include "log.h" | |||||
#include <stdlib.h> | |||||
#include <string.h> | |||||
#include "nand.h" | |||||
#include "s3c24xx_nand.h" | |||||
#include "target.h" | |||||
s3c24xx_nand_controller_t * | |||||
s3c24xx_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, | |||||
char **args, int argc, | |||||
struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info; | |||||
s3c24xx_info = malloc(sizeof(s3c24xx_nand_controller_t)); | |||||
if (s3c24xx_info == NULL) { | |||||
ERROR("no memory for nand controller\n"); | |||||
return NULL; | |||||
} | |||||
device->controller_priv = s3c24xx_info; | |||||
s3c24xx_info->target = get_target_by_num(strtoul(args[1], NULL, 0)); | |||||
if (s3c24xx_info->target == NULL) { | |||||
ERROR("no target '%s' configured", args[1]); | |||||
return NULL; | |||||
} | |||||
return s3c24xx_info; | |||||
} | |||||
int s3c24xx_register_commands(struct command_context_s *cmd_ctx) | |||||
{ | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_reset(struct nand_device_s *device) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_write_u32(target, s3c24xx_info->cmd, 0xff); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_command(struct nand_device_s *device, u8 command) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_write_u16(target, s3c24xx_info->cmd, command); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_address(struct nand_device_s *device, u8 address) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_write_u16(target, s3c24xx_info->addr, address); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_write_data(struct nand_device_s *device, u16 data) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_write_u8(target, s3c24xx_info->data, data); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_read_data(struct nand_device_s *device, void *data) | |||||
{ | |||||
s3c24xx_nand_controller_t *s3c24xx_info = device->controller_priv; | |||||
target_t *target = s3c24xx_info->target; | |||||
if (target->state != TARGET_HALTED) { | |||||
ERROR("target must be halted to use S3C24XX NAND flash controller"); | |||||
return ERROR_NAND_OPERATION_FAILED; | |||||
} | |||||
target_read_u8(target, s3c24xx_info->data, data); | |||||
return ERROR_OK; | |||||
} | |||||
int s3c24xx_controller_ready(struct nand_device_s *device, int timeout) | |||||
{ | |||||
return 1; | |||||
} |
@@ -0,0 +1,51 @@ | |||||
/* src/flash/s3c24xx_nand.h | |||||
* | |||||
* S3C24XX Series OpenOCD NAND Flash controller support. | |||||
* | |||||
* Copyright 2007,2008 Ben Dooks <ben@fluff.org> | |||||
* | |||||
* 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. | |||||
* | |||||
* Many thanks to Simtec Electronics for sponsoring this work. | |||||
*/ | |||||
#include "target.h" | |||||
#include "s3c24xx_regs_nand.h" | |||||
typedef struct s3c24xx_nand_controller_s | |||||
{ | |||||
struct target_s *target; | |||||
/* register addresses */ | |||||
u32 cmd; | |||||
u32 addr; | |||||
u32 data; | |||||
u32 nfstat; | |||||
} s3c24xx_nand_controller_t; | |||||
/* Default to using the un-translated NAND register based address */ | |||||
#undef S3C2410_NFREG | |||||
#define S3C2410_NFREG(x) ((x) + 0x4e000000) | |||||
extern s3c24xx_nand_controller_t *s3c24xx_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device); | |||||
extern int s3c24xx_register_commands(struct command_context_s *cmd_ctx); | |||||
extern int s3c24xx_reset(struct nand_device_s *device); | |||||
extern int s3c24xx_command(struct nand_device_s *device, u8 command); | |||||
extern int s3c24xx_address(struct nand_device_s *device, u8 address); | |||||
extern int s3c24xx_write_data(struct nand_device_s *device, u16 data); | |||||
extern int s3c24xx_read_data(struct nand_device_s *device, void *data); | |||||
extern int s3c24xx_controller_ready(struct nand_device_s *device, int tout); | |||||
#define s3c24xx_write_page NULL | |||||
#define s3c24xx_read_page NULL | |||||
/* code shared between different controllers */ | |||||
extern int s3c2440_nand_ready(struct nand_device_s *device, int timeout); | |||||
extern int s3c2440_read_block_data(struct nand_device_s *, u8 *data, int data_size); | |||||
extern int s3c2440_write_block_data(struct nand_device_s *, u8 *data, int data_size); |
@@ -0,0 +1,123 @@ | |||||
/* linux/include/asm-arm/arch-s3c2410/regs-nand.h | |||||
* | |||||
* Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk> | |||||
* http://www.simtec.co.uk/products/SWLINUX/ | |||||
* | |||||
* This program is free software; you can redistribute it and/or modify | |||||
* it under the terms of the GNU General Public License version 2 as | |||||
* published by the Free Software Foundation. | |||||
* | |||||
* S3C2410 NAND register definitions | |||||
*/ | |||||
#ifndef __ASM_ARM_REGS_NAND | |||||
#define __ASM_ARM_REGS_NAND "$Id: nand.h,v 1.3 2003/12/09 11:36:29 ben Exp $" | |||||
#define S3C2410_NFREG(x) (x) | |||||
#define S3C2410_NFCONF S3C2410_NFREG(0x00) | |||||
#define S3C2410_NFCMD S3C2410_NFREG(0x04) | |||||
#define S3C2410_NFADDR S3C2410_NFREG(0x08) | |||||
#define S3C2410_NFDATA S3C2410_NFREG(0x0C) | |||||
#define S3C2410_NFSTAT S3C2410_NFREG(0x10) | |||||
#define S3C2410_NFECC S3C2410_NFREG(0x14) | |||||
#define S3C2440_NFCONT S3C2410_NFREG(0x04) | |||||
#define S3C2440_NFCMD S3C2410_NFREG(0x08) | |||||
#define S3C2440_NFADDR S3C2410_NFREG(0x0C) | |||||
#define S3C2440_NFDATA S3C2410_NFREG(0x10) | |||||
#define S3C2440_NFECCD0 S3C2410_NFREG(0x14) | |||||
#define S3C2440_NFECCD1 S3C2410_NFREG(0x18) | |||||
#define S3C2440_NFECCD S3C2410_NFREG(0x1C) | |||||
#define S3C2440_NFSTAT S3C2410_NFREG(0x20) | |||||
#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24) | |||||
#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28) | |||||
#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C) | |||||
#define S3C2440_NFMECC1 S3C2410_NFREG(0x30) | |||||
#define S3C2440_NFSECC S3C2410_NFREG(0x34) | |||||
#define S3C2440_NFSBLK S3C2410_NFREG(0x38) | |||||
#define S3C2440_NFEBLK S3C2410_NFREG(0x3C) | |||||
#define S3C2412_NFSBLK S3C2410_NFREG(0x20) | |||||
#define S3C2412_NFEBLK S3C2410_NFREG(0x24) | |||||
#define S3C2412_NFSTAT S3C2410_NFREG(0x28) | |||||
#define S3C2412_NFMECC_ERR0 S3C2410_NFREG(0x2C) | |||||
#define S3C2412_NFMECC_ERR1 S3C2410_NFREG(0x30) | |||||
#define S3C2412_NFMECC0 S3C2410_NFREG(0x34) | |||||
#define S3C2412_NFMECC1 S3C2410_NFREG(0x38) | |||||
#define S3C2412_NFSECC S3C2410_NFREG(0x3C) | |||||
#define S3C2410_NFCONF_EN (1<<15) | |||||
#define S3C2410_NFCONF_512BYTE (1<<14) | |||||
#define S3C2410_NFCONF_4STEP (1<<13) | |||||
#define S3C2410_NFCONF_INITECC (1<<12) | |||||
#define S3C2410_NFCONF_nFCE (1<<11) | |||||
#define S3C2410_NFCONF_TACLS(x) ((x)<<8) | |||||
#define S3C2410_NFCONF_TWRPH0(x) ((x)<<4) | |||||
#define S3C2410_NFCONF_TWRPH1(x) ((x)<<0) | |||||
#define S3C2410_NFSTAT_BUSY (1<<0) | |||||
#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0) | |||||
#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0) | |||||
#define S3C2440_NFCONF_ADVFLASH (1<<3) | |||||
#define S3C2440_NFCONF_TACLS(x) ((x)<<12) | |||||
#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8) | |||||
#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4) | |||||
#define S3C2440_NFCONT_LOCKTIGHT (1<<13) | |||||
#define S3C2440_NFCONT_SOFTLOCK (1<<12) | |||||
#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10) | |||||
#define S3C2440_NFCONT_RNBINT_EN (1<<9) | |||||
#define S3C2440_NFCONT_RN_FALLING (1<<8) | |||||
#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6) | |||||
#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5) | |||||
#define S3C2440_NFCONT_INITECC (1<<4) | |||||
#define S3C2440_NFCONT_nFCE (1<<1) | |||||
#define S3C2440_NFCONT_ENABLE (1<<0) | |||||
#define S3C2440_NFSTAT_READY (1<<0) | |||||
#define S3C2440_NFSTAT_nCE (1<<1) | |||||
#define S3C2440_NFSTAT_RnB_CHANGE (1<<2) | |||||
#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3) | |||||
#define S3C2412_NFCONF_NANDBOOT (1<<31) | |||||
#define S3C2412_NFCONF_ECCCLKCON (1<<30) | |||||
#define S3C2412_NFCONF_ECC_MLC (1<<24) | |||||
#define S3C2412_NFCONF_TACLS_MASK (7<<12) /* 1 extra bit of Tacls */ | |||||
#define S3C2412_NFCONT_ECC4_DIRWR (1<<18) | |||||
#define S3C2412_NFCONT_LOCKTIGHT (1<<17) | |||||
#define S3C2412_NFCONT_SOFTLOCK (1<<16) | |||||
#define S3C2412_NFCONT_ECC4_ENCINT (1<<13) | |||||
#define S3C2412_NFCONT_ECC4_DECINT (1<<12) | |||||
#define S3C2412_NFCONT_MAIN_ECC_LOCK (1<<7) | |||||
#define S3C2412_NFCONT_INIT_MAIN_ECC (1<<5) | |||||
#define S3C2412_NFCONT_nFCE1 (1<<2) | |||||
#define S3C2412_NFCONT_nFCE0 (1<<1) | |||||
#define S3C2412_NFSTAT_ECC_ENCDONE (1<<7) | |||||
#define S3C2412_NFSTAT_ECC_DECDONE (1<<6) | |||||
#define S3C2412_NFSTAT_ILLEGAL_ACCESS (1<<5) | |||||
#define S3C2412_NFSTAT_RnB_CHANGE (1<<4) | |||||
#define S3C2412_NFSTAT_nFCE1 (1<<3) | |||||
#define S3C2412_NFSTAT_nFCE0 (1<<2) | |||||
#define S3C2412_NFSTAT_Res1 (1<<1) | |||||
#define S3C2412_NFSTAT_READY (1<<0) | |||||
#define S3C2412_NFECCERR_SERRDATA(x) (((x) >> 21) & 0xf) | |||||
#define S3C2412_NFECCERR_SERRBIT(x) (((x) >> 18) & 0x7) | |||||
#define S3C2412_NFECCERR_MERRDATA(x) (((x) >> 7) & 0x3ff) | |||||
#define S3C2412_NFECCERR_MERRBIT(x) (((x) >> 4) & 0x7) | |||||
#define S3C2412_NFECCERR_SPARE_ERR(x) (((x) >> 2) & 0x3) | |||||
#define S3C2412_NFECCERR_MAIN_ERR(x) (((x) >> 2) & 0x3) | |||||
#define S3C2412_NFECCERR_NONE (0) | |||||
#define S3C2412_NFECCERR_1BIT (1) | |||||
#define S3C2412_NFECCERR_MULTIBIT (2) | |||||
#define S3C2412_NFECCERR_ECCAREA (3) | |||||
#endif /* __ASM_ARM_REGS_NAND */ | |||||