#include "time_support.h"
#include "fileio.h"
-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_read_page(struct nand_device_s *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_s *nand, 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_s *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size);
/* NAND flash controller
*/
}
int nand_command_get_device_by_num(struct command_context_s *cmd_ctx,
- const char *str, nand_device_t **device)
+ const char *str, nand_device_t **nand)
{
unsigned num;
COMMAND_PARSE_NUMBER(uint, str, num);
- *device = get_nand_device_by_num(num);
- if (!*device) {
+ *nand = get_nand_device_by_num(num);
+ if (!*nand) {
command_print(cmd_ctx, "NAND flash device '#%s' is out of bounds", str);
return ERROR_INVALID_ARGUMENTS;
}
return ERROR_OK;
}
-static int nand_build_bbt(struct nand_device_s *device, int first, int last)
+static int nand_build_bbt(struct nand_device_s *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_s *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_s *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_s *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(nand_block_t) * 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;
}
-static int nand_erase(struct nand_device_s *device, int first_block, int last_block)
+static int nand_erase(struct nand_device_s *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("didn't erase %sblock %d; status: 0x%2.2x",
- (device->blocks[i].is_bad == 1)
+ (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_s *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_s *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_s *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_s *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_s *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_s *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;
Code Review / openocd.git / blobdiff