* Dominic.Rath@gmx.de *
* Copyright (C) 2009 Michael Schwingen *
* michael@schwingen.org *
+ * Copyright (C) 2010 Øyvind Harboe <oyvind.harboe@zylin.com> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
{CFI_MFR_SST, 0x00D7, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]},
{CFI_MFR_SST, 0x2780, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]},
{CFI_MFR_ATMEL, 0x00C8, cfi_fixup_atmel_reversed_erase_regions, NULL},
+ {CFI_MFR_FUJITSU, 0x22ea, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_555_2AA]},
{CFI_MFR_FUJITSU, 0x226b, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_5555_2AAA]},
{CFI_MFR_AMIC, 0xb31a, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_555_2AA]},
{CFI_MFR_MX, 0x225b, cfi_fixup_0002_unlock_addresses, &cfi_unlock_addresses[CFI_UNLOCK_555_2AA]},
}
return bank->base + bank->sectors[sector].offset + offset * bank->bus_width;
}
-
}
static void cfi_command(struct flash_bank *bank, uint8_t cmd, uint8_t *cmd_buf)
}
}
+static int cfi_send_command(struct flash_bank *bank, uint8_t cmd, uint32_t address)
+{
+ uint8_t command[CFI_MAX_BUS_WIDTH];
+
+ cfi_command(bank, cmd, command);
+ return target_write_memory(bank->target, address, bank->bus_width, 1, command);
+}
+
/* read unsigned 8-bit value from the bank
* flash banks are expected to be made of similar chips
* the query result should be the same for all
data[(3 * bank->bus_width) - 1] << 16 | data[(4 * bank->bus_width) - 1] << 24;
}
+static int cfi_reset(struct flash_bank *bank)
+{
+ struct cfi_flash_bank *cfi_info = bank->driver_priv;
+ int retval = ERROR_OK;
+
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
+ {
+ return retval;
+ }
+
+ if ((retval = cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0))) != ERROR_OK)
+ {
+ return retval;
+ }
+
+ if (cfi_info->manufacturer == 0x20 &&
+ (cfi_info->device_id == 0x227E || cfi_info->device_id == 0x7E))
+ {
+ /* Numonix M29W128G is cmd 0xFF intolerant - causes internal undefined state
+ * so we send an extra 0xF0 reset to fix the bug */
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x00))) != ERROR_OK)
+ {
+ return retval;
+ }
+ }
+
+ return retval;
+}
+
static void cfi_intel_clear_status_register(struct flash_bank *bank)
{
struct target *target = bank->target;
- uint8_t command[8];
if (target->state != TARGET_HALTED)
{
exit(-1);
}
- cfi_command(bank, 0x50, command);
- target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ cfi_send_command(bank, 0x50, flash_address(bank, 0, 0x0));
}
-uint8_t cfi_intel_wait_status_busy(struct flash_bank *bank, int timeout)
+static uint8_t cfi_intel_wait_status_busy(struct flash_bank *bank, int timeout)
{
uint8_t status;
return status;
}
-int cfi_spansion_wait_status_busy(struct flash_bank *bank, int timeout)
+static int cfi_spansion_wait_status_busy(struct flash_bank *bank, int timeout)
{
uint8_t status, oldstatus;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_intel_pri_ext *pri_ext = malloc(sizeof(struct cfi_intel_pri_ext));
- struct target *target = bank->target;
- uint8_t command[8];
cfi_info->pri_ext = pri_ext;
if ((pri_ext->pri[0] != 'P') || (pri_ext->pri[1] != 'R') || (pri_ext->pri[2] != 'I'))
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_reset(bank)) != ERROR_OK)
{
return retval;
}
pri_ext->vcc_optimal = cfi_query_u8(bank, 0, cfi_info->pri_addr + 0xc);
pri_ext->vpp_optimal = cfi_query_u8(bank, 0, cfi_info->pri_addr + 0xd);
- LOG_DEBUG("Vcc opt: %1.1x.%1.1x, Vpp opt: %1.1x.%1.1x",
+ LOG_DEBUG("Vcc opt: %x.%x, Vpp opt: %u.%x",
(pri_ext->vcc_optimal & 0xf0) >> 4, pri_ext->vcc_optimal & 0x0f,
(pri_ext->vpp_optimal & 0xf0) >> 4, pri_ext->vpp_optimal & 0x0f);
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_spansion_pri_ext *pri_ext = malloc(sizeof(struct cfi_spansion_pri_ext));
- struct target *target = bank->target;
- uint8_t command[8];
cfi_info->pri_ext = pri_ext;
if ((pri_ext->pri[0] != 'P') || (pri_ext->pri[1] != 'R') || (pri_ext->pri[2] != 'I'))
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
LOG_DEBUG("Burst Mode: 0x%x, Page Mode: 0x%x, ", pri_ext->BurstMode, pri_ext->PageMode);
- LOG_DEBUG("Vpp min: %2.2d.%1.1d, Vpp max: %2.2d.%1.1x",
+ LOG_DEBUG("Vpp min: %u.%x, Vpp max: %u.%x",
(pri_ext->VppMin & 0xf0) >> 4, pri_ext->VppMin & 0x0f,
(pri_ext->VppMax & 0xf0) >> 4, pri_ext->VppMax & 0x0f);
struct cfi_atmel_pri_ext atmel_pri_ext;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_spansion_pri_ext *pri_ext = malloc(sizeof(struct cfi_spansion_pri_ext));
- struct target *target = bank->target;
- uint8_t command[8];
/* ATMEL devices use the same CFI primary command set (0x2) as AMD/Spansion,
* but a different primary extended query table.
if ((atmel_pri_ext.pri[0] != 'P') || (atmel_pri_ext.pri[1] != 'R') || (atmel_pri_ext.pri[2] != 'I'))
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
buf += printed;
buf_size -= printed;
- printed = snprintf(buf, buf_size, "VppMin: %2.2d.%1.1x, VppMax: %2.2d.%1.1x\n",
+ printed = snprintf(buf, buf_size, "VppMin: %u.%x, VppMax: %u.%x\n",
(pri_ext->VppMin & 0xf0) >> 4, pri_ext->VppMin & 0x0f,
(pri_ext->VppMax & 0xf0) >> 4, pri_ext->VppMax & 0x0f);
buf += printed;
buf_size -= printed;
- printed = snprintf(buf, buf_size, "Vcc opt: %1.1x.%1.1x, Vpp opt: %1.1x.%1.1x\n",
+ printed = snprintf(buf, buf_size, "Vcc opt: %x.%x, Vpp opt: %u.%x\n",
(pri_ext->vcc_optimal & 0xf0) >> 4, pri_ext->vcc_optimal & 0x0f,
(pri_ext->vpp_optimal & 0xf0) >> 4, pri_ext->vpp_optimal & 0x0f);
buf += printed;
return ERROR_FLASH_BANK_INVALID;
}
- uint16_t chip_width, bus_width;
- COMMAND_PARSE_NUMBER(u16, CMD_ARGV[3], bus_width);
- COMMAND_PARSE_NUMBER(u16, CMD_ARGV[4], chip_width);
-
- if ((chip_width > CFI_MAX_CHIP_WIDTH)
- || (bus_width > CFI_MAX_BUS_WIDTH))
+ if ((bank->chip_width > CFI_MAX_CHIP_WIDTH)
+ || (bank->bus_width > CFI_MAX_BUS_WIDTH))
{
LOG_ERROR("chip and bus width have to specified in bytes");
return ERROR_FLASH_BANK_INVALID;
{
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
- struct target *target = bank->target;
- uint8_t command[8];
int i;
cfi_intel_clear_status_register(bank);
for (i = first; i <= last; i++)
{
- cfi_command(bank, 0x20, command);
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x20, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0xd0, command);
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xd0, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
bank->sectors[i].is_erased = 1;
else
{
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
}
}
- cfi_command(bank, 0xff, command);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
-
+ return cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0));
}
static int cfi_spansion_erase(struct flash_bank *bank, int first, int last)
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_spansion_pri_ext *pri_ext = cfi_info->pri_ext;
- struct target *target = bank->target;
- uint8_t command[8];
int i;
for (i = first; i <= last; i++)
{
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, pri_ext->_unlock2))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x80, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x80, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, pri_ext->_unlock2))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x30, command);
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x30, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
bank->sectors[i].is_erased = 1;
else
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
}
}
- cfi_command(bank, 0xf0, command);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0));
}
static int cfi_erase(struct flash_bank *bank, int first, int last)
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_intel_pri_ext *pri_ext = cfi_info->pri_ext;
- struct target *target = bank->target;
- uint8_t command[8];
+ struct target *target = bank->target; /* FIXME: to be removed */
+ uint8_t command[CFI_MAX_BUS_WIDTH]; /* FIXME: to be removed */
int retry = 0;
int i;
for (i = first; i <= last; i++)
{
- cfi_command(bank, 0x60, command);
+ cfi_command(bank, 0x60, command); /* FIXME: to be removed */
LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32, flash_address(bank, i, 0x0), target_buffer_get_u32(target, command));
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x60, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
if (set)
{
- cfi_command(bank, 0x01, command);
+ cfi_command(bank, 0x01, command); /* FIXME: to be removed */
LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32 , flash_address(bank, i, 0x0), target_buffer_get_u32(target, command));
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x01, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
}
else
{
- cfi_command(bank, 0xd0, command);
+ cfi_command(bank, 0xd0, command); /* FIXME: to be removed */
LOG_DEBUG("address: 0x%4.4" PRIx32 ", command: 0x%4.4" PRIx32, flash_address(bank, i, 0x0), target_buffer_get_u32(target, command));
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xd0, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
{
uint8_t block_status;
/* read block lock bit, to verify status */
- cfi_command(bank, 0x90, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x90, flash_address(bank, 0, 0x55))) != ERROR_OK)
{
return retval;
}
if ((block_status & 0x1) != set)
{
LOG_ERROR("couldn't change block lock status (set = %i, block_status = 0x%2.2x)", set, block_status);
- cfi_command(bank, 0x70, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x70, flash_address(bank, 0, 0x55))) != ERROR_OK)
{
return retval;
}
*/
if ((!set) && (!(pri_ext->feature_support & 0x20)))
{
+ /* FIX!!! this code path is broken!!!
+ *
+ * The correct approach is:
+ *
+ * 1. read out current protection status
+ *
+ * 2. override read out protection status w/unprotected.
+ *
+ * 3. re-protect what should be protected.
+ *
+ */
for (i = 0; i < bank->num_sectors; i++)
{
if (bank->sectors[i].is_protected == 1)
{
cfi_intel_clear_status_register(bank);
- cfi_command(bank, 0x60, command);
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x60, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x01, command);
- if ((retval = target_write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x01, flash_address(bank, i, 0x0))) != ERROR_OK)
{
return retval;
}
}
}
- cfi_command(bank, 0xff, command);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0));
}
static int cfi_protect(struct flash_bank *bank, int set, int first, int last)
if ((first < 0) || (last < first) || (last >= bank->num_sectors))
{
+ LOG_ERROR("Invalid sector range");
return ERROR_FLASH_SECTOR_INVALID;
}
{
case 1:
case 3:
- cfi_intel_protect(bank, set, first, last);
+ return cfi_intel_protect(bank, set, first, last);
break;
default:
LOG_ERROR("protect: cfi primary command set %i unsupported", cfi_info->pri_id);
- break;
+ return ERROR_FAIL;
}
-
- return ERROR_OK;
}
/* FIXME Replace this by a simple memcpy() - still unsure about sideeffects */
/* Get a workspace buffer for the data to flash starting with 32k size.
Half size until buffer would be smaller 256 Bytem then fail back */
/* FIXME Why 256 bytes, why not 32 bytes (smallest flash write page */
- while (target_alloc_working_area(target, buffer_size, &source) != ERROR_OK)
+ while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK)
{
buffer_size /= 2;
if (buffer_size <= 256)
busy_pattern_val = cfi_command_val(bank, 0x80);
error_pattern_val = cfi_command_val(bank, 0x7e);
- LOG_INFO("Using target buffer at 0x%08" PRIx32 " and of size 0x%04" PRIx32, source->address, buffer_size);
+ LOG_DEBUG("Using target buffer at 0x%08" PRIx32 " and of size 0x%04" PRIx32, source->address, buffer_size);
/* Programming main loop */
while (count > 0)
buf_set_u32(reg_params[5].value, 0, 32, busy_pattern_val);
buf_set_u32(reg_params[6].value, 0, 32, error_pattern_val);
- LOG_INFO("Write 0x%04" PRIx32 " bytes to flash at 0x%08" PRIx32 , thisrun_count, address);
+ LOG_DEBUG("Write 0x%04" PRIx32 " bytes to flash at 0x%08" PRIx32 , thisrun_count, address);
/* Execute algorithm, assume breakpoint for last instruction */
retval = target_run_algorithm(target, 0, NULL, 7, reg_params,
}
/* the following code still assumes target code is fixed 24*4 bytes */
- while (target_alloc_working_area(target, buffer_size, &source) != ERROR_OK)
+ while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK)
{
buffer_size /= 2;
if (buffer_size <= 256)
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct target *target = bank->target;
- uint8_t command[8];
cfi_intel_clear_status_register(bank);
- cfi_command(bank, 0x40, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x40, address)) != ERROR_OK)
{
return retval;
}
if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != 0x80)
{
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct target *target = bank->target;
- uint8_t command[8];
/* Calculate buffer size and boundary mask */
uint32_t buffersize = (1UL << cfi_info->max_buf_write_size) * (bank->bus_width / bank->chip_width);
cfi_intel_clear_status_register(bank);
/* Initiate buffer operation _*/
- cfi_command(bank, 0xE8, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xe8, address)) != ERROR_OK)
{
return retval;
}
if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->buf_write_timeout_max)) != 0x80)
{
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
}
/* Write buffer wordcount-1 and data words */
- cfi_command(bank, bufferwsize-1, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, bufferwsize-1, address)) != ERROR_OK)
{
return retval;
}
}
/* Commit write operation */
- cfi_command(bank, 0xd0, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xd0, address)) != ERROR_OK)
{
return retval;
}
if (cfi_intel_wait_status_busy(bank, 1000 * (1 << cfi_info->buf_write_timeout_max)) != 0x80)
{
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_spansion_pri_ext *pri_ext = cfi_info->pri_ext;
struct target *target = bank->target;
- uint8_t command[8];
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, pri_ext->_unlock2))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0xa0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xa0, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK)
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct target *target = bank->target;
- uint8_t command[8];
struct cfi_spansion_pri_ext *pri_ext = cfi_info->pri_ext;
/* Calculate buffer size and boundary mask */
}
// Unlock
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, pri_ext->_unlock2))) != ERROR_OK)
{
return retval;
}
// Buffer load command
- cfi_command(bank, 0x25, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x25, address)) != ERROR_OK)
{
return retval;
}
/* Write buffer wordcount-1 and data words */
- cfi_command(bank, bufferwsize-1, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, bufferwsize-1, address)) != ERROR_OK)
{
return retval;
}
}
/* Commit write operation */
- cfi_command(bank, 0x29, command);
- if ((retval = target_write_memory(target, address, bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x29, address)) != ERROR_OK)
{
return retval;
}
if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK)
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0))) != ERROR_OK)
{
return retval;
}
return ERROR_FLASH_OPERATION_FAILED;
}
-int cfi_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
+static int cfi_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
{
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct target *target = bank->target;
}
/* return to read array mode, so we can read from flash again for padding */
- cfi_command(bank, 0xf0, current_word);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, current_word);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
+ if ((retval = cfi_reset(bank)) != ERROR_OK)
{
return retval;
}
}
/* return to read array mode */
- cfi_command(bank, 0xf0, current_word);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, current_word);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word);
+ return cfi_reset(bank);
}
static void cfi_fixup_atmel_reversed_erase_regions(struct flash_bank *bank, void *param)
static int cfi_query_string(struct flash_bank *bank, int address)
{
struct cfi_flash_bank *cfi_info = bank->driver_priv;
- struct target *target = bank->target;
int retval;
- uint8_t command[8];
- cfi_command(bank, 0x98, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, address), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x98, flash_address(bank, 0, address))) != ERROR_OK)
{
return retval;
}
if ((cfi_info->qry[0] != 'Q') || (cfi_info->qry[1] != 'R') || (cfi_info->qry[2] != 'Y'))
{
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_reset(bank)) != ERROR_OK)
{
return retval;
}
{
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct target *target = bank->target;
- uint8_t command[8];
int num_sectors = 0;
int i;
int sector = 0;
}
/* switch to read identifier codes mode ("AUTOSELECT") */
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, unlock2))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x90, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x90, flash_address(bank, 0, unlock1))) != ERROR_OK)
{
return retval;
}
LOG_INFO("Flash Manufacturer/Device: 0x%04x 0x%04x", cfi_info->manufacturer, cfi_info->device_id);
/* switch back to read array mode */
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_reset(bank)) != ERROR_OK)
{
return retval;
}
cfi_info->block_erase_timeout_max = cfi_query_u8(bank, 0, 0x25);
cfi_info->chip_erase_timeout_max = cfi_query_u8(bank, 0, 0x26);
- LOG_DEBUG("Vcc min: %1.1x.%1.1x, Vcc max: %1.1x.%1.1x, Vpp min: %1.1x.%1.1x, Vpp max: %1.1x.%1.1x",
+ LOG_DEBUG("Vcc min: %x.%x, Vcc max: %x.%x, Vpp min: %u.%x, Vpp max: %u.%x",
(cfi_info->vcc_min & 0xf0) >> 4, cfi_info->vcc_min & 0x0f,
(cfi_info->vcc_max & 0xf0) >> 4, cfi_info->vcc_max & 0x0f,
(cfi_info->vpp_min & 0xf0) >> 4, cfi_info->vpp_min & 0x0f,
/* return to read array mode
* we use both reset commands, as some Intel flashes fail to recognize the 0xF0 command
*/
- cfi_command(bank, 0xf0, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
- {
- return retval;
- }
- cfi_command(bank, 0xff, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_reset(bank)) != ERROR_OK)
{
return retval;
}
return cfi_probe(bank);
}
-
static int cfi_intel_protect_check(struct flash_bank *bank)
{
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_intel_pri_ext *pri_ext = cfi_info->pri_ext;
- struct target *target = bank->target;
- uint8_t command[CFI_MAX_BUS_WIDTH];
int i;
/* check if block lock bits are supported on this device */
if (!(pri_ext->blk_status_reg_mask & 0x1))
return ERROR_FLASH_OPERATION_FAILED;
- cfi_command(bank, 0x90, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x90, flash_address(bank, 0, 0x55))) != ERROR_OK)
{
return retval;
}
bank->sectors[i].is_protected = 0;
}
- cfi_command(bank, 0xff, command);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return cfi_send_command(bank, 0xff, flash_address(bank, 0, 0x0));
}
static int cfi_spansion_protect_check(struct flash_bank *bank)
int retval;
struct cfi_flash_bank *cfi_info = bank->driver_priv;
struct cfi_spansion_pri_ext *pri_ext = cfi_info->pri_ext;
- struct target *target = bank->target;
- uint8_t command[8];
int i;
- cfi_command(bank, 0xaa, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0xaa, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x55, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x55, flash_address(bank, 0, pri_ext->_unlock2))) != ERROR_OK)
{
return retval;
}
- cfi_command(bank, 0x90, command);
- if ((retval = target_write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if ((retval = cfi_send_command(bank, 0x90, flash_address(bank, 0, pri_ext->_unlock1))) != ERROR_OK)
{
return retval;
}
bank->sectors[i].is_protected = 0;
}
- cfi_command(bank, 0xf0, command);
- return target_write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return cfi_send_command(bank, 0xf0, flash_address(bank, 0, 0x0));
}
static int cfi_protect_check(struct flash_bank *bank)
buf += printed;
buf_size -= printed;
- printed = snprintf(buf, buf_size, "Vcc min: %1.1x.%1.1x, Vcc max: %1.1x.%1.1x, Vpp min: %1.1x.%1.1x, Vpp max: %1.1x.%1.1x\n",
+ printed = snprintf(buf, buf_size, "Vcc min: %x.%x, Vcc max: %x.%x, Vpp min: %u.%x, Vpp max: %u.%x\n",
(cfi_info->vcc_min & 0xf0) >> 4, cfi_info->vcc_min & 0x0f,
(cfi_info->vcc_max & 0xf0) >> 4, cfi_info->vcc_max & 0x0f,
(cfi_info->vpp_min & 0xf0) >> 4, cfi_info->vpp_min & 0x0f,
}
struct flash_driver cfi_flash = {
- .name = "cfi",
- .flash_bank_command = &cfi_flash_bank_command,
- .erase = &cfi_erase,
- .protect = &cfi_protect,
- .write = &cfi_write,
- .probe = &cfi_probe,
- .auto_probe = &cfi_auto_probe,
- .erase_check = &default_flash_blank_check,
- .protect_check = &cfi_protect_check,
- .info = &cfi_info,
- };
+ .name = "cfi",
+ .flash_bank_command = cfi_flash_bank_command,
+ .erase = cfi_erase,
+ .protect = cfi_protect,
+ .write = cfi_write,
+ .probe = cfi_probe,
+ .auto_probe = cfi_auto_probe,
+ .erase_check = default_flash_blank_check,
+ .protect_check = cfi_protect_check,
+ .info = cfi_info,
+};