diff options
author | ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2007-06-16 14:45:55 +0000 |
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committer | ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2007-06-16 14:45:55 +0000 |
commit | 4b97f3cbb9603c13f69f8d3b5371c12045593126 (patch) | |
tree | c08fe66aa95fc2aac51a1bdf34cf5f4882dfe65b /src/flash | |
parent | 3d026ce94393e5e53cccb5d5364f9d500d5b3733 (diff) | |
download | riscv-openocd-4b97f3cbb9603c13f69f8d3b5371c12045593126.zip riscv-openocd-4b97f3cbb9603c13f69f8d3b5371c12045593126.tar.gz riscv-openocd-4b97f3cbb9603c13f69f8d3b5371c12045593126.tar.bz2 |
- added mingw elf patches from Vincent Palatin
- added str9x programming using flash controller tap (str9xpec), including option bytes and device lock/unlock
- inttypes.h now used for long long printf style declarations
git-svn-id: svn://svn.berlios.de/openocd/trunk@174 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src/flash')
-rw-r--r-- | src/flash/Makefile.am | 4 | ||||
-rw-r--r-- | src/flash/flash.c | 19 | ||||
-rw-r--r-- | src/flash/nand.c | 3 | ||||
-rw-r--r-- | src/flash/str9xpec.c | 1368 | ||||
-rw-r--r-- | src/flash/str9xpec.h | 85 |
5 files changed, 1468 insertions, 11 deletions
diff --git a/src/flash/Makefile.am b/src/flash/Makefile.am index 8d30790..7b5c522 100644 --- a/src/flash/Makefile.am +++ b/src/flash/Makefile.am @@ -1,5 +1,5 @@ INCLUDES = -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag -I$(top_srcdir)/src/target $(all_includes) METASOURCES = AUTO noinst_LIBRARIES = libflash.a -libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c stellaris.c -noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h stellaris.h +libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c nand.c lpc3180_nand_controller.c stellaris.c str9xpec.c +noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h stellaris.h str9xpec.h diff --git a/src/flash/flash.c b/src/flash/flash.c index 3c368f3..eaa1e17 100644 --- a/src/flash/flash.c +++ b/src/flash/flash.c @@ -23,7 +23,6 @@ #include "flash.h" #include "command.h" -#include "log.h" #include "target.h" #include "time_support.h" @@ -36,6 +35,7 @@ #include <fileio.h> #include <image.h> +#include "log.h" /* command handlers */ int handle_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); @@ -56,6 +56,7 @@ extern flash_driver_t at91sam7_flash; extern flash_driver_t str7x_flash; extern flash_driver_t str9x_flash; extern flash_driver_t stellaris_flash; +extern flash_driver_t str9xpec_flash; flash_driver_t *flash_drivers[] = { @@ -65,6 +66,7 @@ flash_driver_t *flash_drivers[] = &str7x_flash, &str9x_flash, &stellaris_flash, + &str9xpec_flash, NULL, }; @@ -373,9 +375,10 @@ int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, cha int last = strtoul(args[2], NULL, 0); int retval; flash_bank_t *p = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); - struct timeval start, end, duration; - - gettimeofday(&start, NULL); + duration_t duration; + char *duration_text; + + duration_start_measure(&duration); if (!p) { @@ -411,10 +414,10 @@ int handle_flash_erase_command(struct command_context_s *cmd_ctx, char *cmd, cha } else { - gettimeofday(&end, NULL); - timeval_subtract(&duration, &end, &start); - - command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %is %ius", first, last, strtoul(args[0], 0, 0), duration.tv_sec, duration.tv_usec); + duration_stop_measure(&duration, &duration_text); + + command_print(cmd_ctx, "erased sectors %i through %i on flash bank %i in %s", first, last, strtoul(args[0], 0, 0), duration_text); + free(duration_text); } } else diff --git a/src/flash/nand.c b/src/flash/nand.c index 7ff7351..d06a232 100644 --- a/src/flash/nand.c +++ b/src/flash/nand.c @@ -31,6 +31,7 @@ #include <stdlib.h> #include <string.h> +#include <inttypes.h> #include <errno.h> @@ -1387,7 +1388,7 @@ int handle_nand_dump_command(struct command_context_s *cmd_ctx, char *cmd, char fileio_close(&fileio); duration_stop_measure(&duration, &duration_text); - command_print(cmd_ctx, "dumped %lli byte in %s", fileio.size, duration_text); + command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text); free(duration_text); } else diff --git a/src/flash/str9xpec.c b/src/flash/str9xpec.c new file mode 100644 index 0000000..f26a763 --- /dev/null +++ b/src/flash/str9xpec.c @@ -0,0 +1,1368 @@ +/*************************************************************************** + * Copyright (C) 2005 by Dominic Rath * + * Dominic.Rath@gmx.de * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "replacements.h" + +#include "str9xpec.h" +#include "flash.h" +#include "target.h" +#include "log.h" +#include "armv4_5.h" +#include "arm7_9_common.h" +#include "jtag.h" +#include "binarybuffer.h" + +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <getopt.h> + +str9xpec_mem_layout_t mem_layout_str9pec[] = { + {0x00000000, 0x10000, 0}, + {0x00010000, 0x10000, 1}, + {0x00020000, 0x10000, 2}, + {0x00030000, 0x10000, 3}, + {0x00040000, 0x10000, 4}, + {0x00050000, 0x10000, 5}, + {0x00060000, 0x10000, 6}, + {0x00070000, 0x10000, 7}, + {0x00080000, 0x02000, 32}, + {0x00082000, 0x02000, 33}, + {0x00084000, 0x02000, 34}, + {0x00086000, 0x02000, 35} +}; + +int str9xpec_register_commands(struct command_context_s *cmd_ctx); +int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank); +int str9xpec_erase(struct flash_bank_s *bank, int first, int last); +int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last); +int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count); +int str9xpec_probe(struct flash_bank_s *bank); +int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_protect_check(struct flash_bank_s *bank); +int str9xpec_erase_check(struct flash_bank_s *bank); +int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size); + +int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last); +int str9xpec_set_address(struct flash_bank_s *bank, u8 sector); +int str9xpec_write_options(struct flash_bank_s *bank); + +int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); +int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); + +flash_driver_t str9xpec_flash = +{ + .name = "str9xpec", + .register_commands = str9xpec_register_commands, + .flash_bank_command = str9xpec_flash_bank_command, + .erase = str9xpec_erase, + .protect = str9xpec_protect, + .write = str9xpec_write, + .probe = str9xpec_probe, + .erase_check = str9xpec_erase_check, + .protect_check = str9xpec_protect_check, + .info = str9xpec_info +}; + +int str9xpec_register_commands(struct command_context_s *cmd_ctx) +{ + command_t *str9xpec_cmd = register_command(cmd_ctx, NULL, "str9xpec", NULL, COMMAND_ANY, "str9xpec flash specific commands"); + + register_command(cmd_ctx, str9xpec_cmd, "enable_turbo", str9xpec_handle_flash_enable_turbo_command, COMMAND_EXEC, + "enable str9xpec turbo mode"); + register_command(cmd_ctx, str9xpec_cmd, "disable_turbo", str9xpec_handle_flash_disable_turbo_command, COMMAND_EXEC, + "disable str9xpec turbo mode"); + register_command(cmd_ctx, str9xpec_cmd, "options_cmap", str9xpec_handle_flash_options_cmap_command, COMMAND_EXEC, + "configure str9xpec boot sector"); + register_command(cmd_ctx, str9xpec_cmd, "options_lvdthd", str9xpec_handle_flash_options_lvdthd_command, COMMAND_EXEC, + "configure str9xpec lvd threshold"); + register_command(cmd_ctx, str9xpec_cmd, "options_lvdsel", str9xpec_handle_flash_options_lvdsel_command, COMMAND_EXEC, + "configure str9xpec lvd selection"); + register_command(cmd_ctx, str9xpec_cmd, "options_lvdwarn", str9xpec_handle_flash_options_lvdwarn_command, COMMAND_EXEC, + "configure str9xpec lvd warning"); + register_command(cmd_ctx, str9xpec_cmd, "options_read", str9xpec_handle_flash_options_read_command, COMMAND_EXEC, + "read str9xpec options"); + register_command(cmd_ctx, str9xpec_cmd, "options_write", str9xpec_handle_flash_options_write_command, COMMAND_EXEC, + "write str9xpec options"); + register_command(cmd_ctx, str9xpec_cmd, "lock", str9xpec_handle_flash_lock_command, COMMAND_EXEC, + "lock str9xpec device"); + register_command(cmd_ctx, str9xpec_cmd, "unlock", str9xpec_handle_flash_unlock_command, COMMAND_EXEC, + "unlock str9xpec device"); + register_command(cmd_ctx, str9xpec_cmd, "part_id", str9xpec_handle_part_id_command, COMMAND_EXEC, + "print part id of str9xpec flash bank <num>"); + + return ERROR_OK; +} + +int str9xpec_set_instr(int chain_pos, u32 new_instr, enum tap_state end_state) +{ + jtag_device_t *device = jtag_get_device(chain_pos); + + if (buf_get_u32(device->cur_instr, 0, device->ir_length) != new_instr) + { + scan_field_t field; + + field.device = chain_pos; + field.num_bits = device->ir_length; + field.out_value = calloc(CEIL(field.num_bits, 8), 1); + buf_set_u32(field.out_value, 0, field.num_bits, new_instr); + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_ir_scan(1, &field, end_state, NULL); + + free(field.out_value); + } + + return ERROR_OK; +} + +u8 str9xpec_isc_status(int chain_pos) +{ + scan_field_t field; + u8 status; + + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI); + + field.device = chain_pos; + field.num_bits = 8; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = &status; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + jtag_execute_queue(); + + DEBUG("status: 0x%2.2x", status); + + if (status & ISC_STATUS_SECURITY) + INFO("Device Security Bit Set"); + + return status; +} + +int str9xpec_isc_enable(struct flash_bank_s *bank) +{ + u8 status; + u32 chain_pos; + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + if (str9xpec_info->isc_enable) + return ERROR_OK; + + /* enter isc mode */ + str9xpec_set_instr(chain_pos, ISC_ENABLE, TAP_RTI); + + /* check ISC status */ + status = str9xpec_isc_status(chain_pos); + if (status & ISC_STATUS_MODE) + { + /* we have entered isc mode */ + str9xpec_info->isc_enable = 1; + DEBUG("ISC_MODE Enabled"); + } + + return ERROR_OK; +} + +int str9xpec_isc_disable(struct flash_bank_s *bank) +{ + u8 status; + u32 chain_pos; + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + if (!str9xpec_info->isc_enable) + return ERROR_OK; + + str9xpec_set_instr(chain_pos, ISC_DISABLE, TAP_RTI); + + /* delay to handle aborts */ + jtag_add_sleep(50); + + /* check ISC status */ + status = str9xpec_isc_status(chain_pos); + if (!(status & ISC_STATUS_MODE)) + { + /* we have left isc mode */ + str9xpec_info->isc_enable = 0; + DEBUG("ISC_MODE Disabled"); + } + + return ERROR_OK; +} + +int str9xpec_read_config(struct flash_bank_s *bank) +{ + scan_field_t field; + u8 status; + u32 chain_pos; + + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + DEBUG("ISC_CONFIGURATION"); + + /* execute ISC_CONFIGURATION command */ + str9xpec_set_instr(chain_pos, ISC_CONFIGURATION, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = str9xpec_info->options; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + jtag_execute_queue(); + + status = str9xpec_isc_status(chain_pos); + + return status; +} + +int str9xpec_build_block_list(struct flash_bank_s *bank) +{ + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + int i; + int num_sectors = 0, b0_sectors = 0; + + switch (bank->size) + { + case 256 * 1024: + b0_sectors = 4; + break; + case 512 * 1024: + b0_sectors = 8; + break; + default: + ERROR("BUG: unknown bank->size encountered"); + exit(-1); + } + + num_sectors = b0_sectors + 4; + + bank->num_sectors = num_sectors; + bank->sectors = malloc(sizeof(flash_sector_t) * num_sectors); + str9xpec_info->sector_bits = malloc(sizeof(u32) * num_sectors); + + num_sectors = 0; + + for (i = 0; i < b0_sectors; i++) + { + bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start; + bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size; + bank->sectors[num_sectors].is_erased = -1; + bank->sectors[num_sectors].is_protected = 1; + str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit; + } + + for (i = 8; i < 12; i++) + { + bank->sectors[num_sectors].offset = mem_layout_str9pec[i].sector_start; + bank->sectors[num_sectors].size = mem_layout_str9pec[i].sector_size; + bank->sectors[num_sectors].is_erased = -1; + bank->sectors[num_sectors].is_protected = 1; + str9xpec_info->sector_bits[num_sectors++] = mem_layout_str9pec[i].sector_bit; + } + + return ERROR_OK; +} + +/* flash bank str9x <base> <size> 0 0 <target#> + */ +int str9xpec_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank) +{ + str9xpec_flash_controller_t *str9xpec_info; + armv4_5_common_t *armv4_5 = NULL; + arm7_9_common_t *arm7_9 = NULL; + arm_jtag_t *jtag_info = NULL; + + if (argc < 6) + { + WARNING("incomplete flash_bank str9x configuration"); + return ERROR_FLASH_BANK_INVALID; + } + + str9xpec_info = malloc(sizeof(str9xpec_flash_controller_t)); + bank->driver_priv = str9xpec_info; + + if (bank->base != 0x00000000) + { + WARNING("overriding flash base address for STR91x device with 0x00000000"); + bank->base = 0x00000000; + } + + str9xpec_info->target = get_target_by_num(strtoul(args[5], NULL, 0)); + if (!str9xpec_info->target) + { + ERROR("no target '%s' configured", args[5]); + exit(-1); + } + + /* find out jtag position of flash controller + * it is always after the arm966 core */ + + armv4_5 = str9xpec_info->target->arch_info; + arm7_9 = armv4_5->arch_info; + jtag_info = &arm7_9->jtag_info; + + str9xpec_info->chain_pos = (jtag_info->chain_pos - 1); + str9xpec_info->isc_enable = 0; + str9xpec_info->devarm = NULL; + + str9xpec_build_block_list(bank); + + /* clear option byte register */ + buf_set_u32(str9xpec_info->options, 0, 64, 0); + + return ERROR_OK; +} + +int str9xpec_blank_check(struct flash_bank_s *bank, int first, int last) +{ + scan_field_t field; + u8 status; + u32 chain_pos; + int i; + u8 *buffer = NULL; + + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + if (!str9xpec_info->isc_enable) { + str9xpec_isc_enable( bank ); + } + + if (!str9xpec_info->isc_enable) { + return ERROR_FLASH_OPERATION_FAILED; + } + + buffer = calloc(CEIL(64, 8), 1); + + DEBUG("blank check: first_bank: %i, last_bank: %i", first, last); + + for (i = first; i <= last; i++) { + buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1); + } + + /* execute ISC_BLANK_CHECK command */ + str9xpec_set_instr(chain_pos, ISC_BLANK_CHECK, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = buffer; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + jtag_add_sleep(40000); + + /* read blank check result */ + field.device = chain_pos; + field.num_bits = 64; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = buffer; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_PI, NULL); + jtag_execute_queue(); + + status = str9xpec_isc_status(chain_pos); + + for (i = first; i <= last; i++) + { + if (buf_get_u32(buffer, str9xpec_info->sector_bits[i], 1)) + bank->sectors[i].is_erased = 0; + else + bank->sectors[i].is_erased = 1; + } + + free(buffer); + + str9xpec_isc_disable(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + return ERROR_OK; +} + +int str9xpec_protect_check(struct flash_bank_s *bank) +{ + u8 status; + int i; + + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + status = str9xpec_read_config(bank); + + for (i = 0; i < bank->num_sectors; i++) + { + if (buf_get_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1)) + bank->sectors[i].is_protected = 1; + else + bank->sectors[i].is_protected = 0; + } + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + return ERROR_OK; +} + +int str9xpec_erase_area(struct flash_bank_s *bank, int first, int last) +{ + scan_field_t field; + u8 status; + u32 chain_pos; + int i; + u8 *buffer = NULL; + + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + if (!str9xpec_info->isc_enable) { + str9xpec_isc_enable( bank ); + } + + if (!str9xpec_info->isc_enable) { + return ISC_STATUS_ERROR; + } + + buffer = calloc(CEIL(64, 8), 1); + + DEBUG("erase: first_bank: %i, last_bank: %i", first, last); + + /* last bank: 0xFF signals a full erase (unlock complete device) */ + /* last bank: 0xFE signals a option byte erase */ + if (last == 0xFF) + { + for (i = 0; i < 64; i++) { + buf_set_u32(buffer, i, 1, 1); + } + } + else if (last == 0xFE) + { + buf_set_u32(buffer, 49, 1, 1); + } + else + { + for (i = first; i <= last; i++) { + buf_set_u32(buffer, str9xpec_info->sector_bits[i], 1, 1); + } + } + + DEBUG("ISC_ERASE"); + + /* execute ISC_ERASE command */ + str9xpec_set_instr(chain_pos, ISC_ERASE, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = buffer; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + jtag_execute_queue(); + + jtag_add_sleep(10); + + /* wait for erase completion */ + while (!((status = str9xpec_isc_status(chain_pos)) & ISC_STATUS_BUSY)) { + usleep(1000); + } + + free(buffer); + + str9xpec_isc_disable(bank); + + return status; +} + +int str9xpec_erase(struct flash_bank_s *bank, int first, int last) +{ + int status; + + status = str9xpec_erase_area(bank, first, last); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + return ERROR_OK; +} + +int str9xpec_lock_device(struct flash_bank_s *bank) +{ + scan_field_t field; + u8 status; + u32 chain_pos; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + str9xpec_info = bank->driver_priv; + chain_pos = str9xpec_info->chain_pos; + + if (!str9xpec_info->isc_enable) { + str9xpec_isc_enable( bank ); + } + + if (!str9xpec_info->isc_enable) { + return ISC_STATUS_ERROR; + } + + /* set security address */ + str9xpec_set_address(bank, 0x80); + + /* execute ISC_PROGRAM command */ + str9xpec_set_instr(chain_pos, ISC_PROGRAM_SECURITY, TAP_RTI); + + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI); + + do { + field.device = chain_pos; + field.num_bits = 8; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = &status; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, -1, NULL); + jtag_execute_queue(); + + } while(!(status & ISC_STATUS_BUSY)); + + str9xpec_isc_disable(bank); + + return status; +} + +int str9xpec_unlock_device(struct flash_bank_s *bank) +{ + u8 status; + //u32 chain_pos; + //jtag_device_t* dev0; + //jtag_device_t* dev1; + //jtag_device_t* dev2; + + //str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + //chain_pos = str9xpec_info->chain_pos; + + /* remove arm core from chain - enter turbo mode */ + + //str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI); + //jtag_execute_queue(); + + /* modify scan chain - arm9 has been removed */ + //dev0 = jtag_get_device(chain_pos); + //dev1 = jtag_get_device(chain_pos+1); + //dev2 = jtag_get_device(chain_pos+2); + //dev0->next = dev2; + //jtag_num_devices--; + + status = str9xpec_erase_area(bank, 0, 255); + + /* exit turbo mode via TLR */ + //str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR); + //jtag_execute_queue(); + + /* restore previous scan chain */ + //dev0->next = dev1; + //jtag_num_devices++; + + return status; +} + +int str9xpec_protect(struct flash_bank_s *bank, int set, int first, int last) +{ + u8 status; + int i; + + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + status = str9xpec_read_config(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + DEBUG("protect: first_bank: %i, last_bank: %i", first, last); + + /* last bank: 0xFF signals a full device protect */ + if (last == 0xFF) + { + if( set ) + { + status = str9xpec_lock_device(bank); + } + else + { + /* perform full erase to unlock device */ + status = str9xpec_unlock_device(bank); + } + } + else + { + for (i = first; i <= last; i++) + { + if( set ) + buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 1); + else + buf_set_u32(str9xpec_info->options, str9xpec_info->sector_bits[i], 1, 0); + } + + status = str9xpec_write_options(bank); + } + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + return ERROR_OK; +} + +int str9xpec_set_address(struct flash_bank_s *bank, u8 sector) +{ + u32 chain_pos; + scan_field_t field; + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + /* set flash controller address */ + str9xpec_set_instr(chain_pos, ISC_ADDRESS_SHIFT, TAP_PI); + + field.device = chain_pos; + field.num_bits = 8; + field.out_value = §or; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, -1, NULL); + + return ERROR_OK; +} + +int str9xpec_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count) +{ + str9xpec_flash_controller_t *str9xpec_info = bank->driver_priv; + u32 dwords_remaining = (count / 8); + u32 bytes_remaining = (count & 0x00000007); + u32 bytes_written = 0; + u8 status; + u32 check_address = offset; + u32 chain_pos; + scan_field_t field; + u8 *scanbuf; + int i; + u32 first_sector = 0; + u32 last_sector = 0; + + chain_pos = str9xpec_info->chain_pos; + + if (!str9xpec_info->isc_enable) { + str9xpec_isc_enable(bank); + } + + if (!str9xpec_info->isc_enable) { + return ERROR_FLASH_OPERATION_FAILED; + } + + if (offset & 0x7) + { + WARNING("offset 0x%x breaks required 8-byte alignment", offset); + return ERROR_FLASH_DST_BREAKS_ALIGNMENT; + } + + for (i = 0; i < bank->num_sectors; i++) + { + u32 sec_start = bank->sectors[i].offset; + u32 sec_end = sec_start + bank->sectors[i].size; + + /* check if destination falls within the current sector */ + if ((check_address >= sec_start) && (check_address < sec_end)) + { + /* check if destination ends in the current sector */ + if (offset + count < sec_end) + check_address = offset + count; + else + check_address = sec_end; + } + + if ((offset >= sec_start) && (offset < sec_end)){ + first_sector = i; + } + + if ((offset + count >= sec_start) && (offset + count < sec_end)){ + last_sector = i; + } + } + + if (check_address != offset + count) + return ERROR_FLASH_DST_OUT_OF_BANK; + + DEBUG("first_sector: %i, last_sector: %i", first_sector, last_sector); + + scanbuf = calloc(CEIL(64, 8), 1); + + DEBUG("ISC_PROGRAM"); + + for (i = first_sector; i <= last_sector; i++) + { + str9xpec_set_address(bank, str9xpec_info->sector_bits[i]); + + dwords_remaining = dwords_remaining < (bank->sectors[i].size/8) ? dwords_remaining : (bank->sectors[i].size/8); + + while (dwords_remaining > 0) + { + str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = (buffer + bytes_written); + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + + /* small delay before polling */ + jtag_add_sleep(50); + + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI); + + do { + field.device = chain_pos; + field.num_bits = 8; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = scanbuf; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, -1, NULL); + jtag_execute_queue(); + + status = buf_get_u32(scanbuf, 0, 8); + + } while(!(status & ISC_STATUS_BUSY)); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL) + // return ERROR_FLASH_OPERATION_FAILED; + + dwords_remaining--; + bytes_written += 8; + } + } + + if (bytes_remaining) + { + u8 last_dword[8] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + int i = 0; + + while(bytes_remaining > 0) + { + last_dword[i++] = *(buffer + bytes_written); + bytes_remaining--; + bytes_written++; + } + + str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = last_dword; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + + /* small delay before polling */ + jtag_add_sleep(50); + + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI); + + do { + field.device = chain_pos; + field.num_bits = 8; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = scanbuf; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, -1, NULL); + jtag_execute_queue(); + + status = buf_get_u32(scanbuf, 0, 8); + + } while(!(status & ISC_STATUS_BUSY)); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + //if ((status & ISC_STATUS_INT_ERROR) != STR9XPEC_ISC_INTFAIL) + // return ERROR_FLASH_OPERATION_FAILED; + } + + free(scanbuf); + + str9xpec_isc_disable(bank); + + return ERROR_OK; +} + +int str9xpec_probe(struct flash_bank_s *bank) +{ + return ERROR_OK; +} + +int str9xpec_handle_part_id_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + scan_field_t field; + u8 *buffer = NULL; + u32 chain_pos; + u32 idcode; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 1) + { + command_print(cmd_ctx, "usage: str9xpec part_id <num>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + chain_pos = str9xpec_info->chain_pos; + + buffer = calloc(CEIL(32, 8), 1); + + str9xpec_set_instr(chain_pos, ISC_IDCODE, TAP_PI); + + field.device = chain_pos; + field.num_bits = 32; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = buffer; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + jtag_execute_queue(); + + idcode = buf_get_u32(buffer, 0, 32); + + command_print(cmd_ctx, "str9xpec part id: 0x%8.8x", idcode); + + free(buffer); + + return ERROR_OK; +} + +int str9xpec_erase_check(struct flash_bank_s *bank) +{ + return str9xpec_blank_check(bank, 0, bank->num_sectors - 1); +} + +int str9xpec_info(struct flash_bank_s *bank, char *buf, int buf_size) +{ + snprintf(buf, buf_size, "str9xpec flash driver info" ); + return ERROR_OK; +} + +int str9xpec_handle_flash_options_read_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + u8 status; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec options_read <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + status = str9xpec_read_config(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + /* boot bank */ + if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1)) + command_print(cmd_ctx, "CS Map: bank1"); + else + command_print(cmd_ctx, "CS Map: bank0"); + + /* OTP lock */ + if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_OTPBIT, 1)) + command_print(cmd_ctx, "OTP Lock: OTP Locked"); + else + command_print(cmd_ctx, "OTP Lock: OTP Unlocked"); + + /* LVD Threshold */ + if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1)) + command_print(cmd_ctx, "LVD Threshold: 2.7v"); + else + command_print(cmd_ctx, "LVD Threshold: 2.4v"); + + /* LVD reset warning */ + if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1)) + command_print(cmd_ctx, "LVD Reset Warning: VDD or VDDQ Inputs"); + else + command_print(cmd_ctx, "LVD Reset Warning: VDD Input Only"); + + /* LVD reset select */ + if (buf_get_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1)) + command_print(cmd_ctx, "LVD Reset Selection: VDD or VDDQ Inputs"); + else + command_print(cmd_ctx, "LVD Reset Selection: VDD Input Only"); + + return ERROR_OK; +} + +int str9xpec_write_options(struct flash_bank_s *bank) +{ + scan_field_t field; + u8 status; + u32 chain_pos; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + str9xpec_info = bank->driver_priv; + chain_pos = str9xpec_info->chain_pos; + + /* erase config options first */ + str9xpec_erase_area( bank, 0xFE, 0xFE ); + + if (!str9xpec_info->isc_enable) { + str9xpec_isc_enable( bank ); + } + + if (!str9xpec_info->isc_enable) { + return ISC_STATUS_ERROR; + } + + /* according to data 64th bit has to be set */ + buf_set_u32(str9xpec_info->options, 63, 1, 1); + + /* set option byte address */ + str9xpec_set_address(bank, 0x50); + + /* execute ISC_PROGRAM command */ + str9xpec_set_instr(chain_pos, ISC_PROGRAM, TAP_PI); + + field.device = chain_pos; + field.num_bits = 64; + field.out_value = str9xpec_info->options; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, TAP_RTI, NULL); + + /* small delay before polling */ + jtag_add_sleep(50); + + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_PI); + + do { + field.device = chain_pos; + field.num_bits = 8; + field.out_value = NULL; + field.out_mask = NULL; + field.in_value = &status; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + + jtag_add_dr_scan(1, &field, -1, NULL); + jtag_execute_queue(); + + } while(!(status & ISC_STATUS_BUSY)); + + str9xpec_isc_disable(bank); + + return status; +} + +int str9xpec_handle_flash_options_write_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + u8 status; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec options_write <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + status = str9xpec_write_options(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + return ERROR_OK; +} + +int str9xpec_handle_flash_options_cmap_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 2) + { + command_print(cmd_ctx, "str9xpec options_cmap <bank> <bank0|bank1>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + if (stricmp(args[1], "bank1") == 0) + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 1); + } + else + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_CSMAPBIT, 1, 0); + } + + return ERROR_OK; +} + +int str9xpec_handle_flash_options_lvdthd_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 2) + { + command_print(cmd_ctx, "str9xpec options_lvdthd <bank> <2.4v|2.7v>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + if (stricmp(args[1], "2.7v") == 0) + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 1); + } + else + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDTHRESBIT, 1, 0); + } + + return ERROR_OK; +} + +int str9xpec_handle_flash_options_lvdsel_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 2) + { + command_print(cmd_ctx, "str9xpec options_lvdsel <bank> <vdd|vdd_vddq>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + if (stricmp(args[1], "vdd_vddq") == 0) + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 1); + } + else + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDSELBIT, 1, 0); + } + + return ERROR_OK; +} + +int str9xpec_handle_flash_options_lvdwarn_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 2) + { + command_print(cmd_ctx, "str9xpec options_lvdwarn <bank> <vdd|vdd_vddq>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + if (stricmp(args[1], "vdd_vddq") == 0) + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 1); + } + else + { + buf_set_u32(str9xpec_info->options, STR9XPEC_OPT_LVDWARNBIT, 1, 0); + } + + return ERROR_OK; +} + +int str9xpec_handle_flash_lock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + u8 status; + flash_bank_t *bank; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec lock <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + status = str9xpec_lock_device(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + return ERROR_OK; +} + +int str9xpec_handle_flash_unlock_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + u8 status; + flash_bank_t *bank; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec unlock <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + status = str9xpec_unlock_device(bank); + + if ((status & ISC_STATUS_ERROR) != STR9XPEC_ISC_SUCCESS) + return ERROR_FLASH_OPERATION_FAILED; + + return ERROR_OK; +} + +int str9xpec_handle_flash_enable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + u32 chain_pos; + jtag_device_t* dev0; + jtag_device_t* dev2; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec enable_turbo <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + /* remove arm core from chain - enter turbo mode */ + + str9xpec_set_instr(chain_pos+2, 0xD, TAP_RTI); + jtag_execute_queue(); + + /* modify scan chain - str9 core has been removed */ + dev0 = jtag_get_device(chain_pos); + str9xpec_info->devarm = jtag_get_device(chain_pos+1); + dev2 = jtag_get_device(chain_pos+2); + dev0->next = dev2; + jtag_num_devices--; + + return ERROR_OK; +} + +int str9xpec_handle_flash_disable_turbo_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + flash_bank_t *bank; + u32 chain_pos; + jtag_device_t* dev0; + str9xpec_flash_controller_t *str9xpec_info = NULL; + + if (argc < 1) + { + command_print(cmd_ctx, "str9xpec disable_turbo <bank>"); + return ERROR_OK; + } + + bank = get_flash_bank_by_num(strtoul(args[0], NULL, 0)); + if (!bank) + { + command_print(cmd_ctx, "flash bank '#%s' is out of bounds", args[0]); + return ERROR_OK; + } + + str9xpec_info = bank->driver_priv; + + chain_pos = str9xpec_info->chain_pos; + + dev0 = jtag_get_device(chain_pos); + + /* exit turbo mode via TLR */ + str9xpec_set_instr(chain_pos, ISC_NOOP, TAP_TLR); + jtag_execute_queue(); + + /* restore previous scan chain */ + if( str9xpec_info->devarm ) { + dev0->next = str9xpec_info->devarm; + jtag_num_devices++; + } + + return ERROR_OK; +} diff --git a/src/flash/str9xpec.h b/src/flash/str9xpec.h new file mode 100644 index 0000000..3d1b006 --- /dev/null +++ b/src/flash/str9xpec.h @@ -0,0 +1,85 @@ +/*************************************************************************** + * Copyright (C) 2005 by Dominic Rath * + * Dominic.Rath@gmx.de * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#ifndef STR9XPEC_H +#define STR9XPEC_H + +#include "flash.h" +#include "target.h" +#include "jtag.h" + +typedef struct str9xpec_flash_controller_s +{ + struct target_s *target; + u32 *sector_bits; + int chain_pos; + int isc_enable; + jtag_device_t* devarm; + u8 options[8]; +} str9xpec_flash_controller_t; + +enum str9xpec_status_codes +{ + STR9XPEC_INVALID_COMMAND = 1, + STR9XPEC_ISC_SUCCESS = 2, + STR9XPEC_ISC_DISABLED = 3, + STR9XPEC_ISC_INTFAIL = 32, +}; + +/* ISC commands */ + +#define ISC_IDCODE 0xFE +#define ISC_MFG_READ 0x4C +#define ISC_CONFIGURATION 0x07 +#define ISC_ENABLE 0x0C +#define ISC_DISABLE 0x0F +#define ISC_NOOP 0x10 +#define ISC_ADDRESS_SHIFT 0x11 +#define ISC_CLR_STATUS 0x13 +#define ISC_PROGRAM 0x20 +#define ISC_PROGRAM_SECURITY 0x22 +#define ISC_PROGRAM_UC 0x23 +#define ISC_ERASE 0x30 +#define ISC_READ 0x50 +#define ISC_BLANK_CHECK 0x60 + +/* ISC_DEFAULT bit definitions */ + +#define ISC_STATUS_SECURITY 0x40 +#define ISC_STATUS_INT_ERROR 0x30 +#define ISC_STATUS_MODE 0x08 +#define ISC_STATUS_BUSY 0x04 +#define ISC_STATUS_ERROR 0x03 + +typedef struct mem_layout_str9pec { + u32 sector_start; + u32 sector_size; + u32 sector_bit; +} str9xpec_mem_layout_t; + +/* Option bytes definitions */ + +#define STR9XPEC_OPT_CSMAPBIT 48 +#define STR9XPEC_OPT_LVDTHRESBIT 49 +#define STR9XPEC_OPT_LVDSELBIT 50 +#define STR9XPEC_OPT_LVDWARNBIT 51 +#define STR9XPEC_OPT_OTPBIT 63 + +#endif /* STR9XPEC_H */ + |