#endif
#include "nand.h"
+#include "common.h"
#include "time_support.h"
#include "fileio.h"
-static int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-static int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static int nand_read_page(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+//static int nand_read_plain(struct nand_device *nand, uint32_t address, uint8_t *data, uint32_t data_size);
-static int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-static int nand_read_page(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
-//static int nand_read_plain(struct nand_device_s *device, uint32_t address, uint8_t *data, uint32_t data_size);
-
-static int nand_write_page(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
+static int nand_write_page(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
/* NAND flash controller
*/
-extern nand_flash_controller_t davinci_nand_controller;
-extern nand_flash_controller_t lpc3180_nand_controller;
-extern nand_flash_controller_t orion_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; */
-
-static nand_flash_controller_t *nand_flash_controllers[] =
+extern struct nand_flash_controller nonce_nand_controller;
+extern struct nand_flash_controller davinci_nand_controller;
+extern struct nand_flash_controller lpc3180_nand_controller;
+extern struct nand_flash_controller orion_nand_controller;
+extern struct nand_flash_controller s3c2410_nand_controller;
+extern struct nand_flash_controller s3c2412_nand_controller;
+extern struct nand_flash_controller s3c2440_nand_controller;
+extern struct nand_flash_controller s3c2443_nand_controller;
+extern struct nand_flash_controller imx31_nand_flash_controller;
+
+/* extern struct nand_flash_controller boundary_scan_nand_controller; */
+
+static struct nand_flash_controller *nand_flash_controllers[] =
{
+ &nonce_nand_controller,
&davinci_nand_controller,
&lpc3180_nand_controller,
&orion_nand_controller,
&s3c2412_nand_controller,
&s3c2440_nand_controller,
&s3c2443_nand_controller,
+ &imx31_nand_flash_controller,
/* &boundary_scan_nand_controller, */
NULL
};
/* configured NAND devices and NAND Flash command handler */
-static nand_device_t *nand_devices = NULL;
-static command_t *nand_cmd;
+static struct nand_device *nand_devices = NULL;
/* Chip ID list
*
* 256 256 Byte page size
* 512 512 Byte page size
*/
-static nand_info_t nand_flash_ids[] =
+static struct nand_info nand_flash_ids[] =
{
/* start "museum" IDs */
{"NAND 1MiB 5V 8-bit", 0x6e, 256, 1, 0x1000, 0},
/* Manufacturer ID list
*/
-static nand_manufacturer_t nand_manuf_ids[] =
+static struct nand_manufacturer nand_manuf_ids[] =
{
{0x0, "unknown"},
{NAND_MFR_TOSHIBA, "Toshiba"},
*/
#if 0
-static nand_ecclayout_t nand_oob_8 = {
+static struct nand_ecclayout nand_oob_8 = {
.eccbytes = 3,
.eccpos = {0, 1, 2},
.oobfree = {
};
#endif
-static nand_ecclayout_t nand_oob_16 = {
+static struct nand_ecclayout nand_oob_16 = {
.eccbytes = 6,
.eccpos = {0, 1, 2, 3, 6, 7},
.oobfree = {
. length = 8}}
};
-static nand_ecclayout_t nand_oob_64 = {
+static struct nand_ecclayout nand_oob_64 = {
.eccbytes = 24,
.eccpos = {
40, 41, 42, 43, 44, 45, 46, 47,
.length = 38}}
};
-/* nand device <nand_controller> [controller options]
- */
-static int handle_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_list_drivers)
{
- int i;
- int retval;
+ command_print(CMD_CTX, "Available NAND flash controller drivers:");
+ for (unsigned i = 0; nand_flash_controllers[i]; i++)
+ command_print(CMD_CTX, " %s", nand_flash_controllers[i]->name);
+ return ERROR_OK;
+}
- if (argc < 1)
- {
- LOG_WARNING("incomplete flash device nand configuration");
- return ERROR_FLASH_BANK_INVALID;
+static COMMAND_HELPER(create_nand_device, const char *bank_name,
+ struct nand_flash_controller *controller)
+{
+ if (NULL != controller->commands)
+ {
+ int retval = register_commands(CMD_CTX, NULL,
+ controller->commands);
+ if (ERROR_OK != retval)
+ return retval;
+ }
+ struct nand_device *c = malloc(sizeof(struct nand_device));
+
+ c->name = strdup(bank_name);
+ c->controller = controller;
+ c->controller_priv = NULL;
+ c->manufacturer = NULL;
+ c->device = NULL;
+ c->bus_width = 0;
+ c->address_cycles = 0;
+ c->page_size = 0;
+ c->use_raw = 0;
+ c->next = NULL;
+
+ int retval = CALL_COMMAND_HANDLER(controller->nand_device_command, c);
+ if (ERROR_OK != retval)
+ {
+ LOG_ERROR("'%s' driver rejected nand flash", controller->name);
+ free(c);
+ return ERROR_OK;
}
- for (i = 0; nand_flash_controllers[i]; i++)
- {
- nand_device_t *p, *c;
-
- if (strcmp(args[0], nand_flash_controllers[i]->name) == 0)
- {
- /* register flash specific commands */
- if ((retval = nand_flash_controllers[i]->register_commands(cmd_ctx)) != ERROR_OK)
- {
- LOG_ERROR("couldn't register '%s' commands", args[0]);
- return retval;
- }
-
- c = malloc(sizeof(nand_device_t));
+ if (nand_devices) {
+ struct nand_device *p = nand_devices;
+ while (p && p->next) p = p->next;
+ p->next = c;
+ } else
+ nand_devices = c;
- c->controller = nand_flash_controllers[i];
- c->controller_priv = NULL;
- c->manufacturer = NULL;
- c->device = NULL;
- c->bus_width = 0;
- c->address_cycles = 0;
- c->page_size = 0;
- c->use_raw = 0;
- c->next = NULL;
-
- if ((retval = nand_flash_controllers[i]->nand_device_command(cmd_ctx, cmd, args, argc, c)) != ERROR_OK)
- {
- LOG_ERROR("'%s' driver rejected nand flash", c->controller->name);
- free(c);
- return ERROR_OK;
- }
-
- /* put NAND device in linked list */
- if (nand_devices)
- {
- /* find last flash device */
- for (p = nand_devices; p && p->next; p = p->next);
- if (p)
- p->next = c;
- }
- else
- {
- nand_devices = c;
- }
+ return ERROR_OK;
+}
- return ERROR_OK;
- }
+COMMAND_HANDLER(handle_nand_device_command)
+{
+ if (CMD_ARGC < 1)
+ {
+ LOG_ERROR("incomplete nand device configuration");
+ return ERROR_FLASH_BANK_INVALID;
}
- /* no valid NAND controller was found (i.e. the configuration option,
- * didn't match one of the compiled-in controllers)
- */
- LOG_ERROR("No valid NAND flash controller found (%s)", args[0]);
- LOG_ERROR("compiled-in NAND flash controllers:");
- for (i = 0; nand_flash_controllers[i]; i++)
+ // save name and increment (for compatibility) with drivers
+ const char *bank_name = *CMD_ARGV++;
+ CMD_ARGC--;
+
+ const char *driver_name = CMD_ARGV[0];
+ for (unsigned i = 0; nand_flash_controllers[i]; i++)
{
- LOG_ERROR("%i: %s", i, nand_flash_controllers[i]->name);
+ struct nand_flash_controller *controller = nand_flash_controllers[i];
+ if (strcmp(driver_name, controller->name) != 0)
+ continue;
+
+ return CALL_COMMAND_HANDLER(create_nand_device,
+ bank_name, controller);
}
- return ERROR_OK;
+ LOG_ERROR("No valid NAND flash driver found (%s)", driver_name);
+ return CALL_COMMAND_HANDLER(handle_nand_list_drivers);
}
-int nand_register_commands(struct command_context_s *cmd_ctx)
-{
- nand_cmd = register_command(cmd_ctx, NULL, "nand", NULL, COMMAND_ANY, "NAND specific commands");
- register_command(cmd_ctx, nand_cmd, "device", handle_nand_device_command, COMMAND_CONFIG, NULL);
+COMMAND_HANDLER(handle_nand_init_command);
- return ERROR_OK;
+static const struct command_registration nand_config_command_handlers[] = {
+ {
+ .name = "device",
+ .handler = &handle_nand_device_command,
+ .mode = COMMAND_CONFIG,
+ .help = "defines a new NAND bank",
+ },
+ {
+ .name = "drivers",
+ .handler = &handle_nand_list_drivers,
+ .mode = COMMAND_ANY,
+ .help = "lists available NAND drivers",
+ },
+ {
+ .name = "init",
+ .mode = COMMAND_CONFIG,
+ .handler = &handle_nand_init_command,
+ .help = "initialize NAND devices",
+ },
+ COMMAND_REGISTRATION_DONE
+};
+static const struct command_registration nand_command_handlers[] = {
+ {
+ .name = "nand",
+ .mode = COMMAND_ANY,
+ .help = "NAND flash command group",
+ .chain = nand_config_command_handlers,
+ },
+ COMMAND_REGISTRATION_DONE
+};
+
+int nand_register_commands(struct command_context *cmd_ctx)
+{
+ return register_commands(cmd_ctx, NULL, nand_command_handlers);
}
-int nand_init(struct command_context_s *cmd_ctx)
+struct nand_device *get_nand_device_by_name(const char *name)
{
- if (nand_devices)
- {
- register_command(cmd_ctx, nand_cmd, "list", handle_nand_list_command, COMMAND_EXEC,
- "list configured NAND flash devices");
- register_command(cmd_ctx, nand_cmd, "info", handle_nand_info_command, COMMAND_EXEC,
- "print info about NAND flash device <num>");
- register_command(cmd_ctx, nand_cmd, "probe", handle_nand_probe_command, COMMAND_EXEC,
- "identify NAND flash device <num>");
- register_command(cmd_ctx, nand_cmd, "check_bad_blocks", handle_nand_check_bad_blocks_command, COMMAND_EXEC,
- "check NAND flash device <num> for bad blocks [<offset> <length>]");
- register_command(cmd_ctx, nand_cmd, "erase", handle_nand_erase_command, COMMAND_EXEC,
- "erase blocks on NAND flash device <num> <offset> <length>");
- register_command(cmd_ctx, nand_cmd, "dump", handle_nand_dump_command, COMMAND_EXEC,
- "dump from NAND flash device <num> <filename> "
- "<offset> <length> [oob_raw | oob_only]");
- register_command(cmd_ctx, nand_cmd, "write", handle_nand_write_command, COMMAND_EXEC,
- "write to NAND flash device <num> <filename> <offset> [oob_raw | oob_only | oob_softecc | oob_softecc_kw]");
- register_command(cmd_ctx, nand_cmd, "raw_access", handle_nand_raw_access_command, COMMAND_EXEC,
- "raw access to NAND flash device <num> ['enable'|'disable']");
- }
+ unsigned requested = get_flash_name_index(name);
+ unsigned found = 0;
- return ERROR_OK;
+ struct nand_device *nand;
+ for (nand = nand_devices; NULL != nand; nand = nand->next)
+ {
+ if (strcmp(nand->name, name) == 0)
+ return nand;
+ if (!flash_driver_name_matches(nand->controller->name, name))
+ continue;
+ if (++found < requested)
+ continue;
+ return nand;
+ }
+ return NULL;
}
-nand_device_t *get_nand_device_by_num(int num)
+struct nand_device *get_nand_device_by_num(int num)
{
- nand_device_t *p;
+ struct nand_device *p;
int i = 0;
for (p = nand_devices; p; p = p->next)
return NULL;
}
-static int nand_build_bbt(struct nand_device_s *device, int first, int last)
+COMMAND_HELPER(nand_command_get_device, unsigned name_index,
+ struct nand_device **nand)
+{
+ const char *str = CMD_ARGV[name_index];
+ *nand = get_nand_device_by_name(str);
+ if (*nand)
+ return ERROR_OK;
+
+ unsigned num;
+ COMMAND_PARSE_NUMBER(uint, str, num);
+ *nand = get_nand_device_by_num(num);
+ if (!*nand) {
+ command_print(CMD_CTX, "NAND flash device '%s' not found", str);
+ return ERROR_INVALID_ARGUMENTS;
+ }
+ return ERROR_OK;
+}
+
+static int nand_build_bbt(struct nand_device *nand, int first, int last)
{
uint32_t page = 0x0;
int i;
uint8_t oob[6];
- if ((first < 0) || (first >= device->num_blocks))
+ if ((first < 0) || (first >= nand->num_blocks))
first = 0;
- if ((last >= device->num_blocks) || (last == -1))
- last = device->num_blocks - 1;
+ if ((last >= nand->num_blocks) || (last == -1))
+ last = nand->num_blocks - 1;
for (i = first; i < last; i++)
{
- nand_read_page(device, page, NULL, 0, oob, 6);
+ nand_read_page(nand, page, NULL, 0, oob, 6);
- if (((device->device->options & NAND_BUSWIDTH_16) && ((oob[0] & oob[1]) != 0xff))
- || (((device->page_size == 512) && (oob[5] != 0xff)) ||
- ((device->page_size == 2048) && (oob[0] != 0xff))))
+ if (((nand->device->options & NAND_BUSWIDTH_16) && ((oob[0] & oob[1]) != 0xff))
+ || (((nand->page_size == 512) && (oob[5] != 0xff)) ||
+ ((nand->page_size == 2048) && (oob[0] != 0xff))))
{
LOG_WARNING("bad block: %i", i);
- device->blocks[i].is_bad = 1;
+ nand->blocks[i].is_bad = 1;
}
else
{
- device->blocks[i].is_bad = 0;
+ nand->blocks[i].is_bad = 0;
}
- page += (device->erase_size / device->page_size);
+ page += (nand->erase_size / nand->page_size);
}
return ERROR_OK;
}
-int nand_read_status(struct nand_device_s *device, uint8_t *status)
+int nand_read_status(struct nand_device *nand, uint8_t *status)
{
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
/* Send read status command */
- device->controller->command(device, NAND_CMD_STATUS);
+ nand->controller->command(nand, NAND_CMD_STATUS);
alive_sleep(1);
/* read status */
- if (device->device->options & NAND_BUSWIDTH_16)
+ if (nand->device->options & NAND_BUSWIDTH_16)
{
uint16_t data;
- device->controller->read_data(device, &data);
+ nand->controller->read_data(nand, &data);
*status = data & 0xff;
}
else
{
- device->controller->read_data(device, status);
+ nand->controller->read_data(nand, status);
}
return ERROR_OK;
}
-static int nand_poll_ready(struct nand_device_s *device, int timeout)
+static int nand_poll_ready(struct nand_device *nand, int timeout)
{
uint8_t status;
- device->controller->command(device, NAND_CMD_STATUS);
+ nand->controller->command(nand, NAND_CMD_STATUS);
do {
- if (device->device->options & NAND_BUSWIDTH_16) {
+ if (nand->device->options & NAND_BUSWIDTH_16) {
uint16_t data;
- device->controller->read_data(device, &data);
+ nand->controller->read_data(nand, &data);
status = data & 0xff;
} else {
- device->controller->read_data(device, &status);
+ nand->controller->read_data(nand, &status);
}
if (status & NAND_STATUS_READY)
break;
return (status & NAND_STATUS_READY) != 0;
}
-int nand_probe(struct nand_device_s *device)
+int nand_probe(struct nand_device *nand)
{
uint8_t manufacturer_id, device_id;
uint8_t id_buff[6];
int i;
/* clear device data */
- device->device = NULL;
- device->manufacturer = NULL;
+ nand->device = NULL;
+ nand->manufacturer = NULL;
/* clear device parameters */
- device->bus_width = 0;
- device->address_cycles = 0;
- device->page_size = 0;
- device->erase_size = 0;
+ nand->bus_width = 0;
+ nand->address_cycles = 0;
+ nand->page_size = 0;
+ nand->erase_size = 0;
/* initialize controller (device parameters are zero, use controller default) */
- if ((retval = device->controller->init(device) != ERROR_OK))
+ if ((retval = nand->controller->init(nand) != ERROR_OK))
{
switch (retval)
{
}
}
- device->controller->command(device, NAND_CMD_RESET);
- device->controller->reset(device);
+ nand->controller->command(nand, NAND_CMD_RESET);
+ nand->controller->reset(nand);
- device->controller->command(device, NAND_CMD_READID);
- device->controller->address(device, 0x0);
+ nand->controller->command(nand, NAND_CMD_READID);
+ nand->controller->address(nand, 0x0);
- if (device->bus_width == 8)
+ if (nand->bus_width == 8)
{
- device->controller->read_data(device, &manufacturer_id);
- device->controller->read_data(device, &device_id);
+ nand->controller->read_data(nand, &manufacturer_id);
+ nand->controller->read_data(nand, &device_id);
}
else
{
uint16_t data_buf;
- device->controller->read_data(device, &data_buf);
+ nand->controller->read_data(nand, &data_buf);
manufacturer_id = data_buf & 0xff;
- device->controller->read_data(device, &data_buf);
+ nand->controller->read_data(nand, &data_buf);
device_id = data_buf & 0xff;
}
{
if (nand_flash_ids[i].id == device_id)
{
- device->device = &nand_flash_ids[i];
+ nand->device = &nand_flash_ids[i];
break;
}
}
{
if (nand_manuf_ids[i].id == manufacturer_id)
{
- device->manufacturer = &nand_manuf_ids[i];
+ nand->manufacturer = &nand_manuf_ids[i];
break;
}
}
- if (!device->manufacturer)
+ if (!nand->manufacturer)
{
- device->manufacturer = &nand_manuf_ids[0];
- device->manufacturer->id = manufacturer_id;
+ nand->manufacturer = &nand_manuf_ids[0];
+ nand->manufacturer->id = manufacturer_id;
}
- if (!device->device)
+ if (!nand->device)
{
LOG_ERROR("unknown NAND flash device found, manufacturer id: 0x%2.2x device id: 0x%2.2x",
manufacturer_id, device_id);
return ERROR_NAND_OPERATION_FAILED;
}
- LOG_DEBUG("found %s (%s)", device->device->name, device->manufacturer->name);
+ LOG_DEBUG("found %s (%s)", nand->device->name, nand->manufacturer->name);
/* initialize device parameters */
/* bus width */
- if (device->device->options & NAND_BUSWIDTH_16)
- device->bus_width = 16;
+ if (nand->device->options & NAND_BUSWIDTH_16)
+ nand->bus_width = 16;
else
- device->bus_width = 8;
+ nand->bus_width = 8;
/* Do we need extended device probe information? */
- if (device->device->page_size == 0 ||
- device->device->erase_size == 0)
+ if (nand->device->page_size == 0 ||
+ nand->device->erase_size == 0)
{
- if (device->bus_width == 8)
+ if (nand->bus_width == 8)
{
- device->controller->read_data(device, id_buff + 3);
- device->controller->read_data(device, id_buff + 4);
- device->controller->read_data(device, id_buff + 5);
+ nand->controller->read_data(nand, id_buff + 3);
+ nand->controller->read_data(nand, id_buff + 4);
+ nand->controller->read_data(nand, id_buff + 5);
}
else
{
uint16_t data_buf;
- device->controller->read_data(device, &data_buf);
+ nand->controller->read_data(nand, &data_buf);
id_buff[3] = data_buf;
- device->controller->read_data(device, &data_buf);
+ nand->controller->read_data(nand, &data_buf);
id_buff[4] = data_buf;
- device->controller->read_data(device, &data_buf);
+ nand->controller->read_data(nand, &data_buf);
id_buff[5] = data_buf >> 8;
}
}
/* page size */
- if (device->device->page_size == 0)
+ if (nand->device->page_size == 0)
{
- device->page_size = 1 << (10 + (id_buff[4] & 3));
+ nand->page_size = 1 << (10 + (id_buff[4] & 3));
}
- else if (device->device->page_size == 256)
+ else if (nand->device->page_size == 256)
{
LOG_ERROR("NAND flashes with 256 byte pagesize are not supported");
return ERROR_NAND_OPERATION_FAILED;
}
else
{
- device->page_size = device->device->page_size;
+ nand->page_size = nand->device->page_size;
}
/* number of address cycles */
- if (device->page_size <= 512)
+ if (nand->page_size <= 512)
{
/* small page devices */
- if (device->device->chip_size <= 32)
- device->address_cycles = 3;
- else if (device->device->chip_size <= 8*1024)
- device->address_cycles = 4;
+ if (nand->device->chip_size <= 32)
+ nand->address_cycles = 3;
+ else if (nand->device->chip_size <= 8*1024)
+ nand->address_cycles = 4;
else
{
LOG_ERROR("BUG: small page NAND device with more than 8 GiB encountered");
- device->address_cycles = 5;
+ nand->address_cycles = 5;
}
}
else
{
/* large page devices */
- if (device->device->chip_size <= 128)
- device->address_cycles = 4;
- else if (device->device->chip_size <= 32*1024)
- device->address_cycles = 5;
+ if (nand->device->chip_size <= 128)
+ nand->address_cycles = 4;
+ else if (nand->device->chip_size <= 32*1024)
+ nand->address_cycles = 5;
else
{
LOG_ERROR("BUG: large page NAND device with more than 32 GiB encountered");
- device->address_cycles = 6;
+ nand->address_cycles = 6;
}
}
/* erase size */
- if (device->device->erase_size == 0)
+ if (nand->device->erase_size == 0)
{
switch ((id_buff[4] >> 4) & 3) {
case 0:
- device->erase_size = 64 << 10;
+ nand->erase_size = 64 << 10;
break;
case 1:
- device->erase_size = 128 << 10;
+ nand->erase_size = 128 << 10;
break;
case 2:
- device->erase_size = 256 << 10;
+ nand->erase_size = 256 << 10;
break;
case 3:
- device->erase_size =512 << 10;
+ nand->erase_size =512 << 10;
break;
}
}
else
{
- device->erase_size = device->device->erase_size;
+ nand->erase_size = nand->device->erase_size;
}
/* initialize controller, but leave parameters at the controllers default */
- if ((retval = device->controller->init(device) != ERROR_OK))
+ if ((retval = nand->controller->init(nand) != ERROR_OK))
{
switch (retval)
{
return ERROR_NAND_OPERATION_FAILED;
case ERROR_NAND_OPERATION_NOT_SUPPORTED:
LOG_ERROR("controller doesn't support requested parameters (buswidth: %i, address cycles: %i, page size: %i)",
- device->bus_width, device->address_cycles, device->page_size);
+ nand->bus_width, nand->address_cycles, nand->page_size);
return ERROR_NAND_OPERATION_FAILED;
default:
LOG_ERROR("BUG: unknown controller initialization failure");
}
}
- device->num_blocks = (device->device->chip_size * 1024) / (device->erase_size / 1024);
- device->blocks = malloc(sizeof(nand_block_t) * device->num_blocks);
+ nand->num_blocks = (nand->device->chip_size * 1024) / (nand->erase_size / 1024);
+ nand->blocks = malloc(sizeof(struct nand_block) * nand->num_blocks);
- for (i = 0; i < device->num_blocks; i++)
+ for (i = 0; i < nand->num_blocks; i++)
{
- device->blocks[i].size = device->erase_size;
- device->blocks[i].offset = i * device->erase_size;
- device->blocks[i].is_erased = -1;
- device->blocks[i].is_bad = -1;
+ nand->blocks[i].size = nand->erase_size;
+ nand->blocks[i].offset = i * nand->erase_size;
+ nand->blocks[i].is_erased = -1;
+ nand->blocks[i].is_bad = -1;
}
return ERROR_OK;
}
-int nand_erase(struct nand_device_s *device, int first_block, int last_block)
+static int nand_erase(struct nand_device *nand, int first_block, int last_block)
{
int i;
uint32_t page;
uint8_t status;
int retval;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- if ((first_block < 0) || (last_block > device->num_blocks))
+ if ((first_block < 0) || (last_block > nand->num_blocks))
return ERROR_INVALID_ARGUMENTS;
/* make sure we know if a block is bad before erasing it */
for (i = first_block; i <= last_block; i++)
{
- if (device->blocks[i].is_bad == -1)
+ if (nand->blocks[i].is_bad == -1)
{
- nand_build_bbt(device, i, last_block);
+ nand_build_bbt(nand, i, last_block);
break;
}
}
for (i = first_block; i <= last_block; i++)
{
/* Send erase setup command */
- device->controller->command(device, NAND_CMD_ERASE1);
+ nand->controller->command(nand, NAND_CMD_ERASE1);
- page = i * (device->erase_size / device->page_size);
+ page = i * (nand->erase_size / nand->page_size);
/* Send page address */
- if (device->page_size <= 512)
+ if (nand->page_size <= 512)
{
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 3rd cycle only on devices with more than 32 MiB */
- if (device->address_cycles >= 4)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 4)
+ nand->controller->address(nand, (page >> 16) & 0xff);
/* 4th cycle only on devices with more than 8 GiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 24) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 24) & 0xff);
}
else
{
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 3rd cycle only on devices with more than 128 MiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 16) & 0xff);
}
/* Send erase confirm command */
- device->controller->command(device, NAND_CMD_ERASE2);
+ nand->controller->command(nand, NAND_CMD_ERASE2);
- retval = device->controller->nand_ready ?
- device->controller->nand_ready(device, 1000) :
- nand_poll_ready(device, 1000);
+ retval = nand->controller->nand_ready ?
+ nand->controller->nand_ready(nand, 1000) :
+ nand_poll_ready(nand, 1000);
if (!retval) {
LOG_ERROR("timeout waiting for NAND flash block erase to complete");
return ERROR_NAND_OPERATION_TIMEOUT;
}
- if ((retval = nand_read_status(device, &status)) != ERROR_OK)
+ if ((retval = nand_read_status(nand, &status)) != ERROR_OK)
{
LOG_ERROR("couldn't read status");
return ERROR_NAND_OPERATION_FAILED;
if (status & 0x1)
{
- LOG_ERROR("erase operation didn't pass, status: 0x%2.2x", status);
- return ERROR_NAND_OPERATION_FAILED;
+ LOG_ERROR("didn't erase %sblock %d; status: 0x%2.2x",
+ (nand->blocks[i].is_bad == 1)
+ ? "bad " : "",
+ i, status);
+ /* continue; other blocks might still be erasable */
}
- device->blocks[i].is_erased = 1;
+ nand->blocks[i].is_erased = 1;
}
return ERROR_OK;
}
#if 0
-static int nand_read_plain(struct nand_device_s *device, uint32_t address, uint8_t *data, uint32_t data_size)
+static int nand_read_plain(struct nand_device *nand, uint32_t address, uint8_t *data, uint32_t data_size)
{
uint8_t *page;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- if (address % device->page_size)
+ if (address % nand->page_size)
{
LOG_ERROR("reads need to be page aligned");
return ERROR_NAND_OPERATION_FAILED;
}
- page = malloc(device->page_size);
+ page = malloc(nand->page_size);
while (data_size > 0)
{
- uint32_t thisrun_size = (data_size > device->page_size) ? device->page_size : data_size;
+ uint32_t thisrun_size = (data_size > nand->page_size) ? nand->page_size : data_size;
uint32_t page_address;
- page_address = address / device->page_size;
+ page_address = address / nand->page_size;
- nand_read_page(device, page_address, page, device->page_size, NULL, 0);
+ nand_read_page(nand, page_address, page, nand->page_size, NULL, 0);
memcpy(data, page, thisrun_size);
return ERROR_OK;
}
-static int nand_write_plain(struct nand_device_s *device, uint32_t address, uint8_t *data, uint32_t data_size)
+static int nand_write_plain(struct nand_device *nand, uint32_t address, uint8_t *data, uint32_t data_size)
{
uint8_t *page;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- if (address % device->page_size)
+ if (address % nand->page_size)
{
LOG_ERROR("writes need to be page aligned");
return ERROR_NAND_OPERATION_FAILED;
}
- page = malloc(device->page_size);
+ page = malloc(nand->page_size);
while (data_size > 0)
{
- uint32_t thisrun_size = (data_size > device->page_size) ? device->page_size : data_size;
+ uint32_t thisrun_size = (data_size > nand->page_size) ? nand->page_size : data_size;
uint32_t page_address;
- memset(page, 0xff, device->page_size);
+ memset(page, 0xff, nand->page_size);
memcpy(page, data, thisrun_size);
- page_address = address / device->page_size;
+ page_address = address / nand->page_size;
- nand_write_page(device, page_address, page, device->page_size, NULL, 0);
+ nand_write_page(nand, page_address, page, nand->page_size, NULL, 0);
address += thisrun_size;
data += thisrun_size;
}
#endif
-int nand_write_page(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
+int nand_write_page(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
uint32_t block;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- block = page / (device->erase_size / device->page_size);
- if (device->blocks[block].is_erased == 1)
- device->blocks[block].is_erased = 0;
+ block = page / (nand->erase_size / nand->page_size);
+ if (nand->blocks[block].is_erased == 1)
+ nand->blocks[block].is_erased = 0;
- if (device->use_raw || device->controller->write_page == NULL)
- return nand_write_page_raw(device, page, data, data_size, oob, oob_size);
+ if (nand->use_raw || nand->controller->write_page == NULL)
+ return nand_write_page_raw(nand, page, data, data_size, oob, oob_size);
else
- return device->controller->write_page(device, page, data, data_size, oob, oob_size);
+ return nand->controller->write_page(nand, page, data, data_size, oob, oob_size);
}
-static int nand_read_page(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
+static int nand_read_page(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- if (device->use_raw || device->controller->read_page == NULL)
- return nand_read_page_raw(device, page, data, data_size, oob, oob_size);
+ if (nand->use_raw || nand->controller->read_page == NULL)
+ return nand_read_page_raw(nand, page, data, data_size, oob, oob_size);
else
- return device->controller->read_page(device, page, data, data_size, oob, oob_size);
+ return nand->controller->read_page(nand, page, data, data_size, oob, oob_size);
}
-int nand_read_page_raw(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
+int nand_read_page_raw(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
uint32_t i;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- if (device->page_size <= 512)
+ if (nand->page_size <= 512)
{
/* small page device */
if (data)
- device->controller->command(device, NAND_CMD_READ0);
+ nand->controller->command(nand, NAND_CMD_READ0);
else
- device->controller->command(device, NAND_CMD_READOOB);
+ nand->controller->command(nand, NAND_CMD_READOOB);
/* column (always 0, we start at the beginning of a page/OOB area) */
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 4th cycle only on devices with more than 32 MiB */
- if (device->address_cycles >= 4)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 4)
+ nand->controller->address(nand, (page >> 16) & 0xff);
/* 5th cycle only on devices with more than 8 GiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 24) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 24) & 0xff);
}
else
{
/* large page device */
- device->controller->command(device, NAND_CMD_READ0);
+ nand->controller->command(nand, NAND_CMD_READ0);
/* column (0 when we start at the beginning of a page,
* or 2048 for the beginning of OOB area)
*/
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
if (data)
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
else
- device->controller->address(device, 0x8);
+ nand->controller->address(nand, 0x8);
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 5th cycle only on devices with more than 128 MiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 16) & 0xff);
/* large page devices need a start command */
- device->controller->command(device, NAND_CMD_READSTART);
+ nand->controller->command(nand, NAND_CMD_READSTART);
}
- if (device->controller->nand_ready) {
- if (!device->controller->nand_ready(device, 100))
+ if (nand->controller->nand_ready) {
+ if (!nand->controller->nand_ready(nand, 100))
return ERROR_NAND_OPERATION_TIMEOUT;
} else {
alive_sleep(1);
if (data)
{
- if (device->controller->read_block_data != NULL)
- (device->controller->read_block_data)(device, data, data_size);
+ if (nand->controller->read_block_data != NULL)
+ (nand->controller->read_block_data)(nand, data, data_size);
else
{
for (i = 0; i < data_size;)
{
- if (device->device->options & NAND_BUSWIDTH_16)
+ if (nand->device->options & NAND_BUSWIDTH_16)
{
- device->controller->read_data(device, data);
+ nand->controller->read_data(nand, data);
data += 2;
i += 2;
}
else
{
- device->controller->read_data(device, data);
+ nand->controller->read_data(nand, data);
data += 1;
i += 1;
}
if (oob)
{
- if (device->controller->read_block_data != NULL)
- (device->controller->read_block_data)(device, oob, oob_size);
+ if (nand->controller->read_block_data != NULL)
+ (nand->controller->read_block_data)(nand, oob, oob_size);
else
{
for (i = 0; i < oob_size;)
{
- if (device->device->options & NAND_BUSWIDTH_16)
+ if (nand->device->options & NAND_BUSWIDTH_16)
{
- device->controller->read_data(device, oob);
+ nand->controller->read_data(nand, oob);
oob += 2;
i += 2;
}
else
{
- device->controller->read_data(device, oob);
+ nand->controller->read_data(nand, oob);
oob += 1;
i += 1;
}
return ERROR_OK;
}
-int nand_write_page_raw(struct nand_device_s *device, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
+int nand_write_page_raw(struct nand_device *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
uint32_t i;
int retval;
uint8_t status;
- if (!device->device)
+ if (!nand->device)
return ERROR_NAND_DEVICE_NOT_PROBED;
- device->controller->command(device, NAND_CMD_SEQIN);
+ nand->controller->command(nand, NAND_CMD_SEQIN);
- if (device->page_size <= 512)
+ if (nand->page_size <= 512)
{
/* column (always 0, we start at the beginning of a page/OOB area) */
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 4th cycle only on devices with more than 32 MiB */
- if (device->address_cycles >= 4)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 4)
+ nand->controller->address(nand, (page >> 16) & 0xff);
/* 5th cycle only on devices with more than 8 GiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 24) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 24) & 0xff);
}
else
{
/* column (0 when we start at the beginning of a page,
* or 2048 for the beginning of OOB area)
*/
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
if (data)
- device->controller->address(device, 0x0);
+ nand->controller->address(nand, 0x0);
else
- device->controller->address(device, 0x8);
+ nand->controller->address(nand, 0x8);
/* row */
- device->controller->address(device, page & 0xff);
- device->controller->address(device, (page >> 8) & 0xff);
+ nand->controller->address(nand, page & 0xff);
+ nand->controller->address(nand, (page >> 8) & 0xff);
/* 5th cycle only on devices with more than 128 MiB */
- if (device->address_cycles >= 5)
- device->controller->address(device, (page >> 16) & 0xff);
+ if (nand->address_cycles >= 5)
+ nand->controller->address(nand, (page >> 16) & 0xff);
}
if (data)
{
- if (device->controller->write_block_data != NULL)
- (device->controller->write_block_data)(device, data, data_size);
+ if (nand->controller->write_block_data != NULL)
+ (nand->controller->write_block_data)(nand, data, data_size);
else
{
for (i = 0; i < data_size;)
{
- if (device->device->options & NAND_BUSWIDTH_16)
+ if (nand->device->options & NAND_BUSWIDTH_16)
{
uint16_t data_buf = le_to_h_u16(data);
- device->controller->write_data(device, data_buf);
+ nand->controller->write_data(nand, data_buf);
data += 2;
i += 2;
}
else
{
- device->controller->write_data(device, *data);
+ nand->controller->write_data(nand, *data);
data += 1;
i += 1;
}
if (oob)
{
- if (device->controller->write_block_data != NULL)
- (device->controller->write_block_data)(device, oob, oob_size);
+ if (nand->controller->write_block_data != NULL)
+ (nand->controller->write_block_data)(nand, oob, oob_size);
else
{
for (i = 0; i < oob_size;)
{
- if (device->device->options & NAND_BUSWIDTH_16)
+ if (nand->device->options & NAND_BUSWIDTH_16)
{
uint16_t oob_buf = le_to_h_u16(data);
- device->controller->write_data(device, oob_buf);
+ nand->controller->write_data(nand, oob_buf);
oob += 2;
i += 2;
}
else
{
- device->controller->write_data(device, *oob);
+ nand->controller->write_data(nand, *oob);
oob += 1;
i += 1;
}
}
}
- device->controller->command(device, NAND_CMD_PAGEPROG);
+ nand->controller->command(nand, NAND_CMD_PAGEPROG);
- retval = device->controller->nand_ready ?
- device->controller->nand_ready(device, 100) :
- nand_poll_ready(device, 100);
+ retval = nand->controller->nand_ready ?
+ nand->controller->nand_ready(nand, 100) :
+ nand_poll_ready(nand, 100);
if (!retval)
return ERROR_NAND_OPERATION_TIMEOUT;
- if ((retval = nand_read_status(device, &status)) != ERROR_OK)
+ if ((retval = nand_read_status(nand, &status)) != ERROR_OK)
{
LOG_ERROR("couldn't read status");
return ERROR_NAND_OPERATION_FAILED;
return ERROR_OK;
}
-int handle_nand_list_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_list_command)
{
- nand_device_t *p;
+ struct nand_device *p;
int i;
if (!nand_devices)
{
- command_print(cmd_ctx, "no NAND flash devices configured");
+ command_print(CMD_CTX, "no NAND flash devices configured");
return ERROR_OK;
}
for (p = nand_devices, i = 0; p; p = p->next, i++)
{
if (p->device)
- command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
- i, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
+ command_print(CMD_CTX, "#%i: %s (%s) "
+ "pagesize: %i, buswidth: %i,\n\t"
+ "blocksize: %i, blocks: %i",
+ i, p->device->name, p->manufacturer->name,
+ p->page_size, p->bus_width,
+ p->erase_size, p->num_blocks);
else
- command_print(cmd_ctx, "#%i: not probed", i);
+ command_print(CMD_CTX, "#%i: not probed", i);
}
return ERROR_OK;
}
-static int handle_nand_info_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_info_command)
{
- nand_device_t *p;
int i = 0;
int j = 0;
int first = -1;
int last = -1;
- switch (argc) {
+ switch (CMD_ARGC) {
default:
return ERROR_COMMAND_SYNTAX_ERROR;
case 1:
last = INT32_MAX;
break;
case 2:
- first = last = strtoul(args[1], NULL, 0);
+ COMMAND_PARSE_NUMBER(int, CMD_ARGV[1], i);
+ first = last = i;
+ i = 0;
break;
case 3:
- first = strtoul(args[1], NULL, 0);
- last = strtoul(args[2], NULL, 0);
+ COMMAND_PARSE_NUMBER(int, CMD_ARGV[1], first);
+ COMMAND_PARSE_NUMBER(int, CMD_ARGV[2], last);
break;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
+ struct nand_device *p;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
+ if (ERROR_OK != retval)
+ return retval;
+
+ if (NULL == p->device)
{
- if (p->device)
- {
- if (first >= p->num_blocks)
- first = p->num_blocks - 1;
+ command_print(CMD_CTX, "#%s: not probed", CMD_ARGV[0]);
+ return ERROR_OK;
+ }
- if (last >= p->num_blocks)
- last = p->num_blocks - 1;
+ if (first >= p->num_blocks)
+ first = p->num_blocks - 1;
- command_print(cmd_ctx, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
- i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
+ if (last >= p->num_blocks)
+ last = p->num_blocks - 1;
- for (j = first; j <= last; j++)
- {
- char *erase_state, *bad_state;
+ command_print(CMD_CTX, "#%i: %s (%s) pagesize: %i, buswidth: %i, erasesize: %i",
+ i++, p->device->name, p->manufacturer->name, p->page_size, p->bus_width, p->erase_size);
- if (p->blocks[j].is_erased == 0)
- erase_state = "not erased";
- else if (p->blocks[j].is_erased == 1)
- erase_state = "erased";
- else
- erase_state = "erase state unknown";
+ for (j = first; j <= last; j++)
+ {
+ char *erase_state, *bad_state;
- if (p->blocks[j].is_bad == 0)
- bad_state = "";
- else if (p->blocks[j].is_bad == 1)
- bad_state = " (marked bad)";
- else
- bad_state = " (block condition unknown)";
-
- command_print(cmd_ctx,
- "\t#%i: 0x%8.8" PRIx32 " (%" PRId32 "kB) %s%s",
- j,
- p->blocks[j].offset,
- p->blocks[j].size / 1024,
- erase_state,
- bad_state);
- }
- }
+ if (p->blocks[j].is_erased == 0)
+ erase_state = "not erased";
+ else if (p->blocks[j].is_erased == 1)
+ erase_state = "erased";
else
- {
- command_print(cmd_ctx, "#%s: not probed", args[0]);
- }
+ erase_state = "erase state unknown";
+
+ if (p->blocks[j].is_bad == 0)
+ bad_state = "";
+ else if (p->blocks[j].is_bad == 1)
+ bad_state = " (marked bad)";
+ else
+ bad_state = " (block condition unknown)";
+
+ command_print(CMD_CTX,
+ "\t#%i: 0x%8.8" PRIx32 " (%" PRId32 "kB) %s%s",
+ j,
+ p->blocks[j].offset,
+ p->blocks[j].size / 1024,
+ erase_state,
+ bad_state);
}
return ERROR_OK;
}
-static int handle_nand_probe_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_probe_command)
{
- nand_device_t *p;
- int retval;
-
- if (argc != 1)
+ if (CMD_ARGC != 1)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
+ struct nand_device *p;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
+ if (ERROR_OK != retval)
+ return retval;
+
+ if ((retval = nand_probe(p)) == ERROR_OK)
{
- if ((retval = nand_probe(p)) == ERROR_OK)
- {
- command_print(cmd_ctx, "NAND flash device '%s' found", p->device->name);
- }
- else if (retval == ERROR_NAND_OPERATION_FAILED)
- {
- command_print(cmd_ctx, "probing failed for NAND flash device");
- }
- else
- {
- command_print(cmd_ctx, "unknown error when probing NAND flash device");
- }
+ command_print(CMD_CTX, "NAND flash device '%s' found", p->device->name);
+ }
+ else if (retval == ERROR_NAND_OPERATION_FAILED)
+ {
+ command_print(CMD_CTX, "probing failed for NAND flash device");
}
else
{
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
+ command_print(CMD_CTX, "unknown error when probing NAND flash device");
}
return ERROR_OK;
}
-static int handle_nand_erase_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_erase_command)
{
- nand_device_t *p;
- int retval;
-
- if (argc != 3)
+ if (CMD_ARGC != 1 && CMD_ARGC != 3)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
- {
- char *cp;
- unsigned long offset;
- unsigned long length;
+ struct nand_device *p;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
+ if (ERROR_OK != retval)
+ return retval;
- offset = strtoul(args[1], &cp, 0);
- if (*cp || offset == ULONG_MAX || offset % p->erase_size)
- {
+ unsigned long offset;
+ unsigned long length;
+
+ /* erase specified part of the chip; or else everything */
+ if (CMD_ARGC == 3) {
+ unsigned long size = p->erase_size * p->num_blocks;
+
+ COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[1], offset);
+ if ((offset % p->erase_size) != 0 || offset >= size)
return ERROR_INVALID_ARGUMENTS;
- }
- offset /= p->erase_size;
- length = strtoul(args[2], &cp, 0);
- if (*cp || length == ULONG_MAX || length % p->erase_size)
- {
+ COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[2], length);
+ if ((length == 0) || (length % p->erase_size) != 0
+ || (length + offset) > size)
return ERROR_INVALID_ARGUMENTS;
- }
- length -= 1;
+
+ offset /= p->erase_size;
length /= p->erase_size;
+ } else {
+ offset = 0;
+ length = p->num_blocks;
+ }
- retval = nand_erase(p, offset, offset + length);
- if (retval == ERROR_OK)
- {
- command_print(cmd_ctx, "successfully erased blocks "
- "%lu to %lu on NAND flash device '%s'",
- offset, offset + length, p->device->name);
- }
- else if (retval == ERROR_NAND_OPERATION_FAILED)
- {
- command_print(cmd_ctx, "erase failed");
- }
- else
- {
- command_print(cmd_ctx, "unknown error when erasing NAND flash device");
- }
+ retval = nand_erase(p, offset, offset + length - 1);
+ if (retval == ERROR_OK)
+ {
+ command_print(CMD_CTX, "erased blocks %lu to %lu "
+ "on NAND flash device #%s '%s'",
+ offset, offset + length,
+ CMD_ARGV[0], p->device->name);
+ }
+ else if (retval == ERROR_NAND_OPERATION_FAILED)
+ {
+ command_print(CMD_CTX, "erase failed");
}
else
{
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
+ command_print(CMD_CTX, "unknown error when erasing NAND flash device");
}
return ERROR_OK;
}
-int handle_nand_check_bad_blocks_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_check_bad_blocks_command)
{
- nand_device_t *p;
- int retval;
int first = -1;
int last = -1;
- if ((argc < 1) || (argc > 3) || (argc == 2))
+ if ((CMD_ARGC < 1) || (CMD_ARGC > 3) || (CMD_ARGC == 2))
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (!p) {
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds",
- args[0]);
- return ERROR_INVALID_ARGUMENTS;
- }
+ struct nand_device *p;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
+ if (ERROR_OK != retval)
+ return retval;
- if (argc == 3)
+ if (CMD_ARGC == 3)
{
- char *cp;
unsigned long offset;
unsigned long length;
- offset = strtoul(args[1], &cp, 0);
- if (*cp || offset == ULONG_MAX || offset % p->erase_size)
- {
+ COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[1], offset);
+ if (offset % p->erase_size)
return ERROR_INVALID_ARGUMENTS;
- }
offset /= p->erase_size;
- length = strtoul(args[2], &cp, 0);
- if (*cp || length == ULONG_MAX || length % p->erase_size)
- {
+ COMMAND_PARSE_NUMBER(ulong, CMD_ARGV[2], length);
+ if (length % p->erase_size)
return ERROR_INVALID_ARGUMENTS;
- }
+
length -= 1;
length /= p->erase_size;
retval = nand_build_bbt(p, first, last);
if (retval == ERROR_OK)
{
- command_print(cmd_ctx, "checked NAND flash device for bad blocks, "
+ command_print(CMD_CTX, "checked NAND flash device for bad blocks, "
"use \"nand info\" command to list blocks");
}
else if (retval == ERROR_NAND_OPERATION_FAILED)
{
- command_print(cmd_ctx, "error when checking for bad blocks on "
+ command_print(CMD_CTX, "error when checking for bad blocks on "
"NAND flash device");
}
else
{
- command_print(cmd_ctx, "unknown error when checking for bad "
+ command_print(CMD_CTX, "unknown error when checking for bad "
"blocks on NAND flash device");
}
return ERROR_OK;
}
-static int handle_nand_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- uint32_t offset;
- uint32_t binary_size;
- uint32_t buf_cnt;
- enum oob_formats oob_format = NAND_OOB_NONE;
+struct nand_fileio_state {
+ uint32_t address;
+ uint32_t size;
- fileio_t fileio;
+ uint8_t *page;
+ uint32_t page_size;
- duration_t duration;
- char *duration_text;
+ enum oob_formats oob_format;
+ uint8_t *oob;
+ uint32_t oob_size;
- nand_device_t *p;
+ const int *eccpos;
- if (argc < 3)
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
+ bool file_opened;
+ struct fileio fileio;
- }
+ struct duration bench;
+};
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
+static void nand_fileio_init(struct nand_fileio_state *state)
+{
+ memset(state, 0, sizeof(*state));
+ state->oob_format = NAND_OOB_NONE;
+}
+
+static int nand_fileio_start(struct command_context *cmd_ctx,
+ struct nand_device *nand, const char *filename, int filemode,
+ struct nand_fileio_state *state)
+{
+ if (state->address % nand->page_size)
{
- uint8_t *page = NULL;
- uint32_t page_size = 0;
- uint8_t *oob = NULL;
- uint32_t oob_size = 0;
- const int *eccpos = NULL;
+ command_print(cmd_ctx, "only page-aligned addresses are supported");
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
- offset = strtoul(args[2], NULL, 0);
+ duration_start(&state->bench);
- if (argc > 3)
+ if (NULL != filename)
+ {
+ int retval = fileio_open(&state->fileio, filename, filemode, FILEIO_BINARY);
+ if (ERROR_OK != retval)
{
- int i;
- for (i = 3; i < argc; i++)
- {
- if (!strcmp(args[i], "oob_raw"))
- oob_format |= NAND_OOB_RAW;
- else if (!strcmp(args[i], "oob_only"))
- oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
- else if (!strcmp(args[i], "oob_softecc"))
- oob_format |= NAND_OOB_SW_ECC;
- else if (!strcmp(args[i], "oob_softecc_kw"))
- oob_format |= NAND_OOB_SW_ECC_KW;
- else
- {
- command_print(cmd_ctx, "unknown option: %s", args[i]);
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- }
+ const char *msg = (FILEIO_READ == filemode) ? "read" : "write";
+ command_print(cmd_ctx, "failed to open '%s' for %s access",
+ filename, msg);
+ return retval;
}
+ state->file_opened = true;
+ }
- duration_start_measure(&duration);
+ if (!(state->oob_format & NAND_OOB_ONLY))
+ {
+ state->page_size = nand->page_size;
+ state->page = malloc(nand->page_size);
+ }
- if (fileio_open(&fileio, args[1], FILEIO_READ, FILEIO_BINARY) != ERROR_OK)
+ if (state->oob_format & (NAND_OOB_RAW | NAND_OOB_SW_ECC | NAND_OOB_SW_ECC_KW))
+ {
+ if (nand->page_size == 512)
{
- return ERROR_OK;
+ state->oob_size = 16;
+ state->eccpos = nand_oob_16.eccpos;
}
-
- buf_cnt = binary_size = fileio.size;
-
- if (!(oob_format & NAND_OOB_ONLY))
+ else if (nand->page_size == 2048)
{
- page_size = p->page_size;
- page = malloc(p->page_size);
+ state->oob_size = 64;
+ state->eccpos = nand_oob_64.eccpos;
}
+ state->oob = malloc(state->oob_size);
+ }
- if (oob_format & (NAND_OOB_RAW | NAND_OOB_SW_ECC | NAND_OOB_SW_ECC_KW))
- {
- if (p->page_size == 512) {
- oob_size = 16;
- eccpos = nand_oob_16.eccpos;
- } else if (p->page_size == 2048) {
- oob_size = 64;
- eccpos = nand_oob_64.eccpos;
- }
- oob = malloc(oob_size);
- }
+ return ERROR_OK;
+}
+static int nand_fileio_cleanup(struct nand_fileio_state *state)
+{
+ if (state->file_opened)
+ fileio_close(&state->fileio);
- if (offset % p->page_size)
- {
- command_print(cmd_ctx, "only page size aligned offsets and sizes are supported");
- fileio_close(&fileio);
- free(oob);
- free(page);
- return ERROR_OK;
- }
+ if (state->oob)
+ {
+ free(state->oob);
+ state->oob = NULL;
+ }
+ if (state->page)
+ {
+ free(state->page);
+ state->page = NULL;
+ }
+ return ERROR_OK;
+}
+static int nand_fileio_finish(struct nand_fileio_state *state)
+{
+ nand_fileio_cleanup(state);
+ return duration_measure(&state->bench);
+}
- while (buf_cnt > 0)
- {
- uint32_t size_read;
+static COMMAND_HELPER(nand_fileio_parse_args, struct nand_fileio_state *state,
+ struct nand_device **dev, enum fileio_access filemode,
+ bool need_size, bool sw_ecc)
+{
+ nand_fileio_init(state);
- if (NULL != page)
- {
- fileio_read(&fileio, page_size, page, &size_read);
- buf_cnt -= size_read;
- if (size_read < page_size)
- {
- memset(page + size_read, 0xff, page_size - size_read);
- }
- }
+ unsigned minargs = need_size ? 4 : 3;
+ if (CMD_ARGC < minargs)
+ return ERROR_COMMAND_SYNTAX_ERROR;
- if (oob_format & NAND_OOB_SW_ECC)
- {
- uint32_t i, j;
- uint8_t ecc[3];
- memset(oob, 0xff, oob_size);
- for (i = 0, j = 0; i < page_size; i += 256) {
- nand_calculate_ecc(p, page + i, ecc);
- oob[eccpos[j++]] = ecc[0];
- oob[eccpos[j++]] = ecc[1];
- oob[eccpos[j++]] = ecc[2];
- }
- } else if (oob_format & NAND_OOB_SW_ECC_KW)
- {
- /*
- * In this case eccpos is not used as
- * the ECC data is always stored contigously
- * at the end of the OOB area. It consists
- * of 10 bytes per 512-byte data block.
- */
- uint32_t i;
- uint8_t *ecc = oob + oob_size - page_size/512 * 10;
- memset(oob, 0xff, oob_size);
- for (i = 0; i < page_size; i += 512) {
- nand_calculate_ecc_kw(p, page + i, ecc);
- ecc += 10;
- }
- }
- else if (NULL != oob)
+ struct nand_device *nand;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &nand);
+ if (ERROR_OK != retval)
+ return retval;
+
+ if (NULL == nand->device)
+ {
+ command_print(CMD_CTX, "#%s: not probed", CMD_ARGV[0]);
+ return ERROR_OK;
+ }
+
+ COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], state->address);
+ if (need_size)
+ {
+ COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], state->size);
+ if (state->size % nand->page_size)
{
- fileio_read(&fileio, oob_size, oob, &size_read);
- buf_cnt -= size_read;
- if (size_read < oob_size)
- {
- memset(oob + size_read, 0xff, oob_size - size_read);
- }
+ command_print(CMD_CTX, "only page-aligned sizes are supported");
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
+ }
- if (nand_write_page(p, offset / p->page_size, page, page_size, oob, oob_size) != ERROR_OK)
+ if (CMD_ARGC > minargs)
+ {
+ for (unsigned i = minargs; i < CMD_ARGC; i++)
+ {
+ if (!strcmp(CMD_ARGV[i], "oob_raw"))
+ state->oob_format |= NAND_OOB_RAW;
+ else if (!strcmp(CMD_ARGV[i], "oob_only"))
+ state->oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
+ else if (sw_ecc && !strcmp(CMD_ARGV[i], "oob_softecc"))
+ state->oob_format |= NAND_OOB_SW_ECC;
+ else if (sw_ecc && !strcmp(CMD_ARGV[i], "oob_softecc_kw"))
+ state->oob_format |= NAND_OOB_SW_ECC_KW;
+ else
{
- command_print(cmd_ctx, "failed writing file %s to NAND flash %s at offset 0x%8.8" PRIx32 "",
- args[1], args[0], offset);
-
- fileio_close(&fileio);
- free(oob);
- free(page);
-
- return ERROR_OK;
+ command_print(CMD_CTX, "unknown option: %s", CMD_ARGV[i]);
+ return ERROR_COMMAND_SYNTAX_ERROR;
}
- offset += page_size;
}
-
- fileio_close(&fileio);
- free(oob);
- free(page);
- oob = NULL;
- page = NULL;
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "wrote file %s to NAND flash %s up to offset 0x%8.8" PRIx32 " in %s",
- args[1], args[0], offset, duration_text);
- free(duration_text);
- duration_text = NULL;
- }
- else
- {
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
}
+ retval = nand_fileio_start(CMD_CTX, nand, CMD_ARGV[1], filemode, state);
+ if (ERROR_OK != retval)
+ return retval;
+
+ if (!need_size)
+ state->size = state->fileio.size;
+
+ *dev = nand;
+
return ERROR_OK;
}
-static int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+/**
+ * @returns If no error occurred, returns number of bytes consumed;
+ * otherwise, returns a negative error code.)
+ */
+static int nand_fileio_read(struct nand_device *nand,
+ struct nand_fileio_state *s)
{
- nand_device_t *p;
+ size_t total_read = 0;
+ size_t one_read;
- if (argc < 4)
+ if (NULL != s->page)
{
- return ERROR_COMMAND_SYNTAX_ERROR;
+ fileio_read(&s->fileio, s->page_size, s->page, &one_read);
+ if (one_read < s->page_size)
+ memset(s->page + one_read, 0xff, s->page_size - one_read);
+ total_read += one_read;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
+ if (s->oob_format & NAND_OOB_SW_ECC)
{
- if (p->device)
+ uint8_t ecc[3];
+ memset(s->oob, 0xff, s->oob_size);
+ for (uint32_t i = 0, j = 0; i < s->page_size; i += 256)
{
- fileio_t fileio;
- duration_t duration;
- char *duration_text;
- int retval;
-
- uint8_t *page = NULL;
- uint32_t page_size = 0;
- uint8_t *oob = NULL;
- uint32_t oob_size = 0;
- uint32_t address = strtoul(args[2], NULL, 0);
- uint32_t size = strtoul(args[3], NULL, 0);
- uint32_t bytes_done = 0;
- enum oob_formats oob_format = NAND_OOB_NONE;
-
- if (argc > 4)
- {
- int i;
- for (i = 4; i < argc; i++)
- {
- if (!strcmp(args[i], "oob_raw"))
- oob_format |= NAND_OOB_RAW;
- else if (!strcmp(args[i], "oob_only"))
- oob_format |= NAND_OOB_RAW | NAND_OOB_ONLY;
- else
- command_print(cmd_ctx, "unknown option: '%s'", args[i]);
- }
- }
-
- if ((address % p->page_size) || (size % p->page_size))
- {
- command_print(cmd_ctx, "only page size aligned addresses and sizes are supported");
- return ERROR_OK;
- }
+ nand_calculate_ecc(nand, s->page + i, ecc);
+ s->oob[s->eccpos[j++]] = ecc[0];
+ s->oob[s->eccpos[j++]] = ecc[1];
+ s->oob[s->eccpos[j++]] = ecc[2];
+ }
+ }
+ else if (s->oob_format & NAND_OOB_SW_ECC_KW)
+ {
+ /*
+ * In this case eccpos is not used as
+ * the ECC data is always stored contigously
+ * at the end of the OOB area. It consists
+ * of 10 bytes per 512-byte data block.
+ */
+ uint8_t *ecc = s->oob + s->oob_size - s->page_size / 512 * 10;
+ memset(s->oob, 0xff, s->oob_size);
+ for (uint32_t i = 0; i < s->page_size; i += 512)
+ {
+ nand_calculate_ecc_kw(nand, s->page + i, ecc);
+ ecc += 10;
+ }
+ }
+ else if (NULL != s->oob)
+ {
+ fileio_read(&s->fileio, s->oob_size, s->oob, &one_read);
+ if (one_read < s->oob_size)
+ memset(s->oob + one_read, 0xff, s->oob_size - one_read);
+ total_read += one_read;
+ }
+ return total_read;
+}
- if (!(oob_format & NAND_OOB_ONLY))
- {
- page_size = p->page_size;
- page = malloc(p->page_size);
- }
+COMMAND_HANDLER(handle_nand_write_command)
+{
+ struct nand_device *nand = NULL;
+ struct nand_fileio_state s;
+ int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
+ &s, &nand, FILEIO_READ, false, true);
+ if (ERROR_OK != retval)
+ return retval;
+
+ uint32_t total_bytes = s.size;
+ while (s.size > 0)
+ {
+ int bytes_read = nand_fileio_read(nand, &s);
+ if (bytes_read <= 0)
+ {
+ command_print(CMD_CTX, "error while reading file");
+ return nand_fileio_cleanup(&s);
+ }
+ s.size -= bytes_read;
- if (oob_format & NAND_OOB_RAW)
- {
- if (p->page_size == 512)
- oob_size = 16;
- else if (p->page_size == 2048)
- oob_size = 64;
- oob = malloc(oob_size);
- }
+ retval = nand_write_page(nand, s.address / nand->page_size,
+ s.page, s.page_size, s.oob, s.oob_size);
+ if (ERROR_OK != retval)
+ {
+ command_print(CMD_CTX, "failed writing file %s "
+ "to NAND flash %s at offset 0x%8.8" PRIx32,
+ CMD_ARGV[1], CMD_ARGV[0], s.address);
+ return nand_fileio_cleanup(&s);
+ }
+ s.address += s.page_size;
+ }
- if (fileio_open(&fileio, args[1], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
- {
- return ERROR_OK;
- }
+ if (nand_fileio_finish(&s))
+ {
+ command_print(CMD_CTX, "wrote file %s to NAND flash %s up to "
+ "offset 0x%8.8" PRIx32 " in %fs (%0.3f kb/s)",
+ CMD_ARGV[1], CMD_ARGV[0], s.address, duration_elapsed(&s.bench),
+ duration_kbps(&s.bench, total_bytes));
+ }
+ return ERROR_OK;
+}
- duration_start_measure(&duration);
+COMMAND_HANDLER(handle_nand_verify_command)
+{
+ struct nand_device *nand = NULL;
+ struct nand_fileio_state file;
+ int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
+ &file, &nand, FILEIO_READ, false, true);
+ if (ERROR_OK != retval)
+ return retval;
+
+ struct nand_fileio_state dev;
+ nand_fileio_init(&dev);
+ dev.address = file.address;
+ dev.size = file.size;
+ dev.oob_format = file.oob_format;
+ retval = nand_fileio_start(CMD_CTX, nand, NULL, FILEIO_NONE, &dev);
+ if (ERROR_OK != retval)
+ return retval;
+
+ while (file.size > 0)
+ {
+ int retval = nand_read_page(nand, dev.address / dev.page_size,
+ dev.page, dev.page_size, dev.oob, dev.oob_size);
+ if (ERROR_OK != retval)
+ {
+ command_print(CMD_CTX, "reading NAND flash page failed");
+ nand_fileio_cleanup(&dev);
+ return nand_fileio_cleanup(&file);
+ }
- while (size > 0)
- {
- uint32_t size_written;
- if ((retval = nand_read_page(p, address / p->page_size, page, page_size, oob, oob_size)) != ERROR_OK)
- {
- command_print(cmd_ctx, "reading NAND flash page failed");
- free(page);
- free(oob);
- fileio_close(&fileio);
- return ERROR_OK;
- }
+ int bytes_read = nand_fileio_read(nand, &file);
+ if (bytes_read <= 0)
+ {
+ command_print(CMD_CTX, "error while reading file");
+ nand_fileio_cleanup(&dev);
+ return nand_fileio_cleanup(&file);
+ }
- if (NULL != page)
- {
- fileio_write(&fileio, page_size, page, &size_written);
- bytes_done += page_size;
- }
+ if ((dev.page && memcmp(dev.page, file.page, dev.page_size)) ||
+ (dev.oob && memcmp(dev.oob, file.oob, dev.oob_size)) )
+ {
+ command_print(CMD_CTX, "NAND flash contents differ "
+ "at 0x%8.8" PRIx32, dev.address);
+ nand_fileio_cleanup(&dev);
+ return nand_fileio_cleanup(&file);
+ }
- if (NULL != oob)
- {
- fileio_write(&fileio, oob_size, oob, &size_written);
- bytes_done += oob_size;
- }
+ file.size -= bytes_read;
+ dev.address += nand->page_size;
+ }
- size -= p->page_size;
- address += p->page_size;
- }
+ if (nand_fileio_finish(&file) == ERROR_OK)
+ {
+ command_print(CMD_CTX, "verified file %s in NAND flash %s "
+ "up to offset 0x%8.8" PRIx32 " in %fs (%0.3f kb/s)",
+ CMD_ARGV[1], CMD_ARGV[0], dev.address, duration_elapsed(&file.bench),
+ duration_kbps(&file.bench, dev.size));
+ }
- free(page);
- page = NULL;
- free(oob);
- oob = NULL;
- fileio_close(&fileio);
+ return nand_fileio_cleanup(&dev);
+}
- duration_stop_measure(&duration, &duration_text);
- command_print(cmd_ctx, "dumped %lld byte in %s", fileio.size, duration_text);
- free(duration_text);
- duration_text = NULL;
- }
- else
+COMMAND_HANDLER(handle_nand_dump_command)
+{
+ struct nand_device *nand = NULL;
+ struct nand_fileio_state s;
+ int retval = CALL_COMMAND_HANDLER(nand_fileio_parse_args,
+ &s, &nand, FILEIO_WRITE, true, false);
+ if (ERROR_OK != retval)
+ return retval;
+
+ while (s.size > 0)
+ {
+ size_t size_written;
+ int retval = nand_read_page(nand, s.address / nand->page_size,
+ s.page, s.page_size, s.oob, s.oob_size);
+ if (ERROR_OK != retval)
{
- command_print(cmd_ctx, "#%s: not probed", args[0]);
+ command_print(CMD_CTX, "reading NAND flash page failed");
+ return nand_fileio_cleanup(&s);
}
+
+ if (NULL != s.page)
+ fileio_write(&s.fileio, s.page_size, s.page, &size_written);
+
+ if (NULL != s.oob)
+ fileio_write(&s.fileio, s.oob_size, s.oob, &size_written);
+
+ s.size -= nand->page_size;
+ s.address += nand->page_size;
}
- else
+
+ if (nand_fileio_finish(&s) == ERROR_OK)
{
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
+ command_print(CMD_CTX, "dumped %zu bytes in %fs (%0.3f kb/s)",
+ s.fileio.size, duration_elapsed(&s.bench),
+ duration_kbps(&s.bench, s.fileio.size));
}
-
return ERROR_OK;
}
-static int handle_nand_raw_access_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_nand_raw_access_command)
{
- nand_device_t *p;
-
- if ((argc < 1) || (argc > 2))
+ if ((CMD_ARGC < 1) || (CMD_ARGC > 2))
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
- p = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (p)
- {
- if (p->device)
- {
- if (argc == 2)
- {
- if (strcmp("enable", args[1]) == 0)
- {
- p->use_raw = 1;
- }
- else if (strcmp("disable", args[1]) == 0)
- {
- p->use_raw = 0;
- }
- else
- {
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- }
+ struct nand_device *p;
+ int retval = CALL_COMMAND_HANDLER(nand_command_get_device, 0, &p);
+ if (ERROR_OK != retval)
+ return retval;
- command_print(cmd_ctx, "raw access is %s", (p->use_raw) ? "enabled" : "disabled");
- }
- else
- {
- command_print(cmd_ctx, "#%s: not probed", args[0]);
- }
- }
- else
+ if (NULL == p->device)
{
- command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", args[0]);
+ command_print(CMD_CTX, "#%s: not probed", CMD_ARGV[0]);
+ return ERROR_OK;
}
+ if (CMD_ARGC == 2)
+ COMMAND_PARSE_ENABLE(CMD_ARGV[1], p->use_raw);
+
+ const char *msg = p->use_raw ? "enabled" : "disabled";
+ command_print(CMD_CTX, "raw access is %s", msg);
+
return ERROR_OK;
}
+
+static const struct command_registration nand_exec_command_handlers[] = {
+ {
+ .name = "list",
+ .handler = &handle_nand_list_command,
+ .mode = COMMAND_EXEC,
+ .help = "list configured NAND flash devices",
+ },
+ {
+ .name = "info",
+ .handler = &handle_nand_info_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank>",
+ .help = "print info about a NAND flash device",
+ },
+ {
+ .name = "probe",
+ .handler = &handle_nand_probe_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank>",
+ .help = "identify NAND flash device <num>",
+
+ },
+ {
+ .name = "check_bad_blocks",
+ .handler = &handle_nand_check_bad_blocks_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank> [<offset> <length>]",
+ .help = "check NAND flash device <num> for bad blocks",
+ },
+ {
+ .name = "erase",
+ .handler = &handle_nand_erase_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank> [<offset> <length>]",
+ .help = "erase blocks on NAND flash device",
+ },
+ {
+ .name = "dump",
+ .handler = &handle_nand_dump_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank> <filename> <offset> <length> "
+ "[oob_raw | oob_only]",
+ .help = "dump from NAND flash device",
+ },
+ {
+ .name = "verify",
+ .handler = &handle_nand_verify_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank> <filename> <offset> "
+ "[oob_raw | oob_only | oob_softecc | oob_softecc_kw]",
+ .help = "verify NAND flash device",
+ },
+ {
+ .name = "write",
+ .handler = &handle_nand_write_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<bank> <filename> <offset> "
+ "[oob_raw | oob_only | oob_softecc | oob_softecc_kw]",
+ .help = "write to NAND flash device",
+ },
+ {
+ .name = "raw_access",
+ .handler = &handle_nand_raw_access_command,
+ .mode = COMMAND_EXEC,
+ .usage = "<num> ['enable'|'disable']",
+ .help = "raw access to NAND flash device",
+ },
+ COMMAND_REGISTRATION_DONE
+};
+
+int nand_init(struct command_context *cmd_ctx)
+{
+ if (!nand_devices)
+ return ERROR_OK;
+ struct command *parent = command_find_in_context(cmd_ctx, "nand");
+ return register_commands(cmd_ctx, parent, nand_exec_command_handlers);
+}
+
+COMMAND_HANDLER(handle_nand_init_command)
+{
+ if (CMD_ARGC != 0)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ static bool nand_initialized = false;
+ if (nand_initialized)
+ {
+ LOG_INFO("'nand init' has already been called");
+ return ERROR_OK;
+ }
+ nand_initialized = true;
+
+ LOG_DEBUG("Initializing NAND devices...");
+ return nand_init(CMD_CTX);
+}
Code Review / openocd.git / blobdiff