#include "lpc3180_nand_controller.h"
#include "nand.h"
-static int lpc3180_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device);
-static int lpc3180_register_commands(struct command_context_s *cmd_ctx);
-static int lpc3180_init(struct nand_device_s *device);
-static int lpc3180_reset(struct nand_device_s *device);
-static int lpc3180_command(struct nand_device_s *device, u8 command);
-static int lpc3180_address(struct nand_device_s *device, u8 address);
-static int lpc3180_write_data(struct nand_device_s *device, u16 data);
-static int lpc3180_read_data(struct nand_device_s *device, void *data);
-static int lpc3180_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
-static int lpc3180_read_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size);
-static int lpc3180_controller_ready(struct nand_device_s *device, int timeout);
-static int lpc3180_nand_ready(struct nand_device_s *device, int timeout);
-
-static int handle_lpc3180_select_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
-nand_flash_controller_t lpc3180_nand_controller =
-{
- .name = "lpc3180",
- .nand_device_command = lpc3180_nand_device_command,
- .register_commands = lpc3180_register_commands,
- .init = lpc3180_init,
- .reset = lpc3180_reset,
- .command = lpc3180_command,
- .address = lpc3180_address,
- .write_data = lpc3180_write_data,
- .read_data = lpc3180_read_data,
- .write_page = lpc3180_write_page,
- .read_page = lpc3180_read_page,
- .controller_ready = lpc3180_controller_ready,
- .nand_ready = lpc3180_nand_ready,
-};
+static int lpc3180_reset(struct nand_device_s *nand);
+static int lpc3180_controller_ready(struct nand_device_s *nand, int timeout);
/* nand device lpc3180 <target#> <oscillator_frequency>
*/
-static int lpc3180_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *device)
+static int lpc3180_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct nand_device_s *nand)
{
- lpc3180_nand_controller_t *lpc3180_info;
-
if (argc < 3)
{
LOG_WARNING("incomplete 'lpc3180' nand flash configuration");
return ERROR_FLASH_BANK_INVALID;
}
- lpc3180_info = malloc(sizeof(lpc3180_nand_controller_t));
- device->controller_priv = lpc3180_info;
-
- lpc3180_info->target = get_target(args[1]);
- if (!lpc3180_info->target)
+ target_t *target = get_target(args[1]);
+ if (NULL == target)
{
LOG_ERROR("target '%s' not defined", args[1]);
return ERROR_NAND_DEVICE_INVALID;
}
- lpc3180_info->osc_freq = strtoul(args[2], NULL, 0);
+ uint32_t osc_freq;
+ COMMAND_PARSE_NUMBER(u32, args[2], osc_freq);
+
+ lpc3180_nand_controller_t *lpc3180_info;
+ lpc3180_info = malloc(sizeof(lpc3180_nand_controller_t));
+ nand->controller_priv = lpc3180_info;
+
+ lpc3180_info->target = target;
+ lpc3180_info->osc_freq = osc_freq;
+
if ((lpc3180_info->osc_freq < 1000) || (lpc3180_info->osc_freq > 20000))
{
LOG_WARNING("LPC3180 oscillator frequency should be between 1000 and 20000 kHz, was %i", lpc3180_info->osc_freq);
return ERROR_OK;
}
-static int lpc3180_register_commands(struct command_context_s *cmd_ctx)
-{
- command_t *lpc3180_cmd = register_command(cmd_ctx, NULL, "lpc3180", NULL, COMMAND_ANY, "commands specific to the LPC3180 NAND flash controllers");
-
- register_command(cmd_ctx, lpc3180_cmd, "select", handle_lpc3180_select_command, COMMAND_EXEC, "select <'mlc'|'slc'> controller (default is mlc)");
-
- return ERROR_OK;
-}
-
-static int lpc3180_pll(int fclkin, u32 pll_ctrl)
+static int lpc3180_pll(int fclkin, uint32_t pll_ctrl)
{
int bypass = (pll_ctrl & 0x8000) >> 15;
int direct = (pll_ctrl & 0x4000) >> 14;
static float lpc3180_cycle_time(lpc3180_nand_controller_t *lpc3180_info)
{
target_t *target = lpc3180_info->target;
- u32 sysclk_ctrl, pwr_ctrl, hclkdiv_ctrl, hclkpll_ctrl;
+ uint32_t sysclk_ctrl, pwr_ctrl, hclkdiv_ctrl, hclkpll_ctrl;
int sysclk;
int hclk;
int hclk_pll;
return cycle;
}
-static int lpc3180_init(struct nand_device_s *device)
+static int lpc3180_init(struct nand_device_s *nand)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
- int bus_width = (device->bus_width) ? (device->bus_width) : 8;
- int address_cycles = (device->address_cycles) ? (device->address_cycles) : 3;
- int page_size = (device->page_size) ? (device->page_size) : 512;
+ int bus_width = nand->bus_width ? : 8;
+ int address_cycles = nand->address_cycles ? : 3;
+ int page_size = nand->page_size ? : 512;
if (target->state != TARGET_HALTED)
{
}
/* inform calling code about selected bus width */
- device->bus_width = bus_width;
+ nand->bus_width = bus_width;
if ((address_cycles != 3) && (address_cycles != 4))
{
if (lpc3180_info->selected_controller == LPC3180_MLC_CONTROLLER)
{
- u32 mlc_icr_value = 0x0;
+ uint32_t mlc_icr_value = 0x0;
float cycle;
int twp, twh, trp, treh, trhz, trbwb, tcea;
((trp & 0xf) << 8) | ((treh & 0xf) << 12) | ((trhz & 0x7) << 16) |
((trbwb & 0x1f) << 19) | ((tcea & 0x3) << 24));
- lpc3180_reset(device);
+ lpc3180_reset(nand);
}
else if (lpc3180_info->selected_controller == LPC3180_SLC_CONTROLLER)
{
((r_width & 0xf) << 8) | ((r_rdy & 0xf) << 12) | ((w_setup & 0xf) << 16) |
((w_hold & 0xf) << 20) | ((w_width & 0xf) << 24) | ((w_rdy & 0xf) << 28));
- lpc3180_reset(device);
+ lpc3180_reset(nand);
}
return ERROR_OK;
}
-static int lpc3180_reset(struct nand_device_s *device)
+static int lpc3180_reset(struct nand_device_s *nand)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
/* MLC_CMD = 0xff (reset controller and NAND device) */
target_write_u32(target, 0x200b8000, 0xff);
- if (!lpc3180_controller_ready(device, 100))
+ if (!lpc3180_controller_ready(nand, 100))
{
LOG_ERROR("LPC3180 NAND controller timed out after reset");
return ERROR_NAND_OPERATION_TIMEOUT;
/* SLC_CTRL = 0x6 (ECC_CLEAR, SW_RESET) */
target_write_u32(target, 0x20020010, 0x6);
- if (!lpc3180_controller_ready(device, 100))
+ if (!lpc3180_controller_ready(nand, 100))
{
LOG_ERROR("LPC3180 NAND controller timed out after reset");
return ERROR_NAND_OPERATION_TIMEOUT;
return ERROR_OK;
}
-static int lpc3180_command(struct nand_device_s *device, u8 command)
+static int lpc3180_command(struct nand_device_s *nand, uint8_t command)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
return ERROR_OK;
}
-static int lpc3180_address(struct nand_device_s *device, u8 address)
+static int lpc3180_address(struct nand_device_s *nand, uint8_t address)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
return ERROR_OK;
}
-static int lpc3180_write_data(struct nand_device_s *device, u16 data)
+static int lpc3180_write_data(struct nand_device_s *nand, uint16_t data)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
return ERROR_OK;
}
-static int lpc3180_read_data(struct nand_device_s *device, void *data)
+static int lpc3180_read_data(struct nand_device_s *nand, void *data)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
else if (lpc3180_info->selected_controller == LPC3180_MLC_CONTROLLER)
{
/* data = MLC_DATA, use sized access */
- if (device->bus_width == 8)
+ if (nand->bus_width == 8)
{
- u8 *data8 = data;
+ uint8_t *data8 = data;
target_read_u8(target, 0x200b0000, data8);
}
- else if (device->bus_width == 16)
+ else if (nand->bus_width == 16)
{
- u16 *data16 = data;
+ uint16_t *data16 = data;
target_read_u16(target, 0x200b0000, data16);
}
else
}
else if (lpc3180_info->selected_controller == LPC3180_SLC_CONTROLLER)
{
- u32 data32;
+ uint32_t data32;
/* data = SLC_DATA, must use 32-bit access */
target_read_u32(target, 0x20020000, &data32);
- if (device->bus_width == 8)
+ if (nand->bus_width == 8)
{
- u8 *data8 = data;
+ uint8_t *data8 = data;
*data8 = data32 & 0xff;
}
- else if (device->bus_width == 16)
+ else if (nand->bus_width == 16)
{
- u16 *data16 = data;
+ uint16_t *data16 = data;
*data16 = data32 & 0xffff;
}
else
return ERROR_OK;
}
-static int lpc3180_write_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
+static int lpc3180_write_page(struct nand_device_s *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
int retval;
- u8 status;
+ uint8_t status;
if (target->state != TARGET_HALTED)
{
}
else if (lpc3180_info->selected_controller == LPC3180_MLC_CONTROLLER)
{
- u8 *page_buffer;
- u8 *oob_buffer;
+ uint8_t *page_buffer;
+ uint8_t *oob_buffer;
int quarter, num_quarters;
if (!data && oob)
return ERROR_NAND_OPERATION_NOT_SUPPORTED;
}
- if (data_size > (u32)device->page_size)
+ if (data_size > (uint32_t)nand->page_size)
{
LOG_ERROR("data size exceeds page size");
return ERROR_NAND_OPERATION_NOT_SUPPORTED;
page_buffer = malloc(512);
oob_buffer = malloc(6);
- if (device->page_size == 512)
+ if (nand->page_size == 512)
{
/* MLC_ADDR = 0x0 (one column cycle) */
target_write_u32(target, 0x200b8004, 0x0);
target_write_u32(target, 0x200b8004, page & 0xff);
target_write_u32(target, 0x200b8004, (page >> 8) & 0xff);
- if (device->address_cycles == 4)
+ if (nand->address_cycles == 4)
target_write_u32(target, 0x200b8004, (page >> 16) & 0xff);
}
else
/* when using the MLC controller, we have to treat a large page device
* as being made out of four quarters, each the size of a small page device
*/
- num_quarters = (device->page_size == 2048) ? 4 : 1;
+ num_quarters = (nand->page_size == 2048) ? 4 : 1;
for (quarter = 0; quarter < num_quarters; quarter++)
{
data += thisrun_data_size;
}
- memset(oob_buffer, 0xff, (device->page_size == 512) ? 6 : 24);
+ memset(oob_buffer, 0xff, (nand->page_size == 512) ? 6 : 24);
if (oob)
{
memcpy(page_buffer, oob, thisrun_oob_size);
/* write MLC_ECC_ENC_REG to start encode cycle */
target_write_u32(target, 0x200b8008, 0x0);
- target->type->write_memory(target, 0x200a8000, 4, 128, page_buffer + (quarter * 512));
- target->type->write_memory(target, 0x200a8000, 1, 6, oob_buffer + (quarter * 6));
+ target_write_memory(target, 0x200a8000, 4, 128, page_buffer + (quarter * 512));
+ target_write_memory(target, 0x200a8000, 1, 6, oob_buffer + (quarter * 6));
/* write MLC_ECC_AUTO_ENC_REG to start auto encode */
target_write_u32(target, 0x200b8010, 0x0);
- if (!lpc3180_controller_ready(device, 1000))
+ if (!lpc3180_controller_ready(nand, 1000))
{
LOG_ERROR("timeout while waiting for completion of auto encode cycle");
return ERROR_NAND_OPERATION_FAILED;
/* MLC_CMD = auto program command */
target_write_u32(target, 0x200b8000, NAND_CMD_PAGEPROG);
- 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;
}
else if (lpc3180_info->selected_controller == LPC3180_SLC_CONTROLLER)
{
- return nand_write_page_raw(device, page, data, data_size, oob, oob_size);
+ return nand_write_page_raw(nand, page, data, data_size, oob, oob_size);
}
return ERROR_OK;
}
-static int lpc3180_read_page(struct nand_device_s *device, u32 page, u8 *data, u32 data_size, u8 *oob, u32 oob_size)
+static int lpc3180_read_page(struct nand_device_s *nand, uint32_t page, uint8_t *data, uint32_t data_size, uint8_t *oob, uint32_t oob_size)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
}
else if (lpc3180_info->selected_controller == LPC3180_MLC_CONTROLLER)
{
- u8 *page_buffer;
- u8 *oob_buffer;
- u32 page_bytes_done = 0;
- u32 oob_bytes_done = 0;
- u32 mlc_isr;
+ uint8_t *page_buffer;
+ uint8_t *oob_buffer;
+ uint32_t page_bytes_done = 0;
+ uint32_t oob_bytes_done = 0;
+ uint32_t mlc_isr;
#if 0
if (oob && (oob_size > 6))
}
#endif
- if (data_size > (u32)device->page_size)
+ if (data_size > (uint32_t)nand->page_size)
{
LOG_ERROR("data size exceeds page size");
return ERROR_NAND_OPERATION_NOT_SUPPORTED;
}
- if (device->page_size == 2048)
+ if (nand->page_size == 2048)
{
page_buffer = malloc(2048);
oob_buffer = malloc(64);
target_write_u32(target, 0x200b8000, NAND_CMD_READ0);
}
- if (device->page_size == 512)
+ if (nand->page_size == 512)
{
/* small page device */
/* MLC_ADDR = 0x0 (one column cycle) */
target_write_u32(target, 0x200b8004, page & 0xff);
target_write_u32(target, 0x200b8004, (page >> 8) & 0xff);
- if (device->address_cycles == 4)
+ if (nand->address_cycles == 4)
target_write_u32(target, 0x200b8004, (page >> 16) & 0xff);
}
else
target_write_u32(target, 0x200b8000, NAND_CMD_READSTART);
}
- while (page_bytes_done < (u32)device->page_size)
+ while (page_bytes_done < (uint32_t)nand->page_size)
{
/* MLC_ECC_AUTO_DEC_REG = dummy */
target_write_u32(target, 0x200b8014, 0xaa55aa55);
- if (!lpc3180_controller_ready(device, 1000))
+ if (!lpc3180_controller_ready(nand, 1000))
{
LOG_ERROR("timeout while waiting for completion of auto decode cycle");
return ERROR_NAND_OPERATION_FAILED;
{
if (mlc_isr & 0x40)
{
- LOG_ERROR("uncorrectable error detected: 0x%2.2x", mlc_isr);
+ LOG_ERROR("uncorrectable error detected: 0x%2.2x", (unsigned)mlc_isr);
return ERROR_NAND_OPERATION_FAILED;
}
- LOG_WARNING("%i symbol error detected and corrected", ((mlc_isr & 0x30) >> 4) + 1);
+ LOG_WARNING("%i symbol error detected and corrected", ((int)(((mlc_isr & 0x30) >> 4) + 1)));
}
if (data)
}
else if (lpc3180_info->selected_controller == LPC3180_SLC_CONTROLLER)
{
- return nand_read_page_raw(device, page, data, data_size, oob, oob_size);
+ return nand_read_page_raw(nand, page, data, data_size, oob, oob_size);
}
return ERROR_OK;
}
-static int lpc3180_controller_ready(struct nand_device_s *device, int timeout)
+static int lpc3180_controller_ready(struct nand_device_s *nand, int timeout)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
- u8 status = 0x0;
+ uint8_t status = 0x0;
if (target->state != TARGET_HALTED)
{
return 0;
}
-static int lpc3180_nand_ready(struct nand_device_s *device, int timeout)
+static int lpc3180_nand_ready(struct nand_device_s *nand, int timeout)
{
- lpc3180_nand_controller_t *lpc3180_info = device->controller_priv;
+ lpc3180_nand_controller_t *lpc3180_info = nand->controller_priv;
target_t *target = lpc3180_info->target;
if (target->state != TARGET_HALTED)
{
if (lpc3180_info->selected_controller == LPC3180_MLC_CONTROLLER)
{
- u8 status = 0x0;
+ uint8_t status = 0x0;
/* Read MLC_ISR, wait for NAND flash device to become ready */
target_read_u8(target, 0x200b8048, &status);
}
else if (lpc3180_info->selected_controller == LPC3180_SLC_CONTROLLER)
{
- u32 status = 0x0;
+ uint32_t status = 0x0;
/* Read SLC_STAT and check READY bit */
target_read_u32(target, 0x20020018, &status);
return 0;
}
-static int handle_lpc3180_select_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+COMMAND_HANDLER(handle_lpc3180_select_command)
{
- nand_device_t *device = NULL;
lpc3180_nand_controller_t *lpc3180_info = NULL;
char *selected[] =
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
- device = get_nand_device_by_num(strtoul(args[0], NULL, 0));
- if (!device)
+ unsigned num;
+ COMMAND_PARSE_NUMBER(uint, args[1], num);
+ nand_device_t *nand = get_nand_device_by_num(num);
+ if (!nand)
{
command_print(cmd_ctx, "nand device '#%s' is out of bounds", args[0]);
return ERROR_OK;
}
- lpc3180_info = device->controller_priv;
+ lpc3180_info = nand->controller_priv;
if (argc == 2)
{
return ERROR_OK;
}
+
+static int lpc3180_register_commands(struct command_context_s *cmd_ctx)
+{
+ command_t *lpc3180_cmd = register_command(cmd_ctx, NULL, "lpc3180", NULL, COMMAND_ANY, "commands specific to the LPC3180 NAND flash controllers");
+
+ register_command(cmd_ctx, lpc3180_cmd, "select", handle_lpc3180_select_command, COMMAND_EXEC, "select <'mlc'|'slc'> controller (default is mlc)");
+
+ return ERROR_OK;
+}
+
+nand_flash_controller_t lpc3180_nand_controller = {
+ .name = "lpc3180",
+ .nand_device_command = lpc3180_nand_device_command,
+ .register_commands = lpc3180_register_commands,
+ .init = lpc3180_init,
+ .reset = lpc3180_reset,
+ .command = lpc3180_command,
+ .address = lpc3180_address,
+ .write_data = lpc3180_write_data,
+ .read_data = lpc3180_read_data,
+ .write_page = lpc3180_write_page,
+ .read_page = lpc3180_read_page,
+ .controller_ready = lpc3180_controller_ready,
+ .nand_ready = lpc3180_nand_ready,
+ };