From a8c2507dbf6ab7bcabb666b895f0042715ccfa4b Mon Sep 17 00:00:00 2001 From: oharboe Date: Wed, 24 Sep 2008 08:21:34 +0000 Subject: "marcel" , I have the ADuC702x flashdriver working again (see attachment). It adds the option to erase and write the ADuC702x flash git-svn-id: svn://svn.berlios.de/openocd/trunk@992 b42882b7-edfa-0310-969c-e2dbd0fdcd60 --- src/flash/Makefile.am | 2 +- src/flash/flash.c | 76 ++++++++------- src/flash/x7026.c | 217 +++++++++++++++++++++++++++++++++++++++++ src/target/target/aduc702x.cfg | 7 +- 4 files changed, 262 insertions(+), 40 deletions(-) create mode 100644 src/flash/x7026.c diff --git a/src/flash/Makefile.am b/src/flash/Makefile.am index 418a15c9..77e870f1 100644 --- a/src/flash/Makefile.am +++ b/src/flash/Makefile.am @@ -2,7 +2,7 @@ INCLUDES = -I$(top_srcdir)/src/helper -I$(top_srcdir)/src/jtag -I$(top_srcdir)/s AM_CPPFLAGS = -DPKGLIBDIR=\"$(pkglibdir)\" @CPPFLAGS@ 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 \ +libflash_a_SOURCES = flash.c lpc2000.c cfi.c non_cfi.c at91sam7.c str7x.c str9x.c x7026.c nand.c lpc3180_nand_controller.c \ stellaris.c str9xpec.c stm32x.c tms470.c ecos.c \ s3c24xx_nand.c s3c2410_nand.c s3c2412_nand.c s3c2440_nand.c s3c2443_nand.c lpc288x.c ocl.c noinst_HEADERS = flash.h lpc2000.h cfi.h non_cfi.h at91sam7.h str7x.h str9x.h nand.h lpc3180_nand_controller.h \ diff --git a/src/flash/flash.c b/src/flash/flash.c index 5f9d78bc..a1b64ade 100644 --- a/src/flash/flash.c +++ b/src/flash/flash.c @@ -69,6 +69,7 @@ extern flash_driver_t cfi_flash; extern flash_driver_t at91sam7_flash; extern flash_driver_t str7x_flash; extern flash_driver_t str9x_flash; +extern flash_driver_t x7026_flash; extern flash_driver_t stellaris_flash; extern flash_driver_t str9xpec_flash; extern flash_driver_t stm32x_flash; @@ -84,6 +85,7 @@ flash_driver_t *flash_drivers[] = &at91sam7_flash, &str7x_flash, &str9x_flash, + &x7026_flash, &stellaris_flash, &str9xpec_flash, &stm32x_flash, @@ -148,7 +150,7 @@ int flash_register_commands(struct command_context_s *cmd_ctx) static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { flash_bank_t *p; - + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "no arguments to flash_banks command"); return JIM_ERR; @@ -163,7 +165,7 @@ static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv) for (p = flash_banks; p; p = p->next) { Jim_Obj *elem=Jim_NewListObj(interp, NULL, 0); - + Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "name", -1)); Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, p->driver->name, -1)); Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "base", -1)); @@ -174,7 +176,7 @@ static int jim_flash_banks(Jim_Interp *interp, int argc, Jim_Obj *const *argv) Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->bus_width)); Jim_ListAppendElement(interp, elem, Jim_NewStringObj(interp, "chip_width", -1)); Jim_ListAppendElement(interp, elem, Jim_NewIntObj(interp, p->chip_width)); - + Jim_ListAppendElement(interp, list, elem); } @@ -188,7 +190,7 @@ int flash_init_drivers(struct command_context_s *cmd_ctx) if (flash_banks) { register_jim(cmd_ctx, "ocd_flash_banks", jim_flash_banks, "return information about the flash banks"); - + register_command(cmd_ctx, flash_cmd, "info", handle_flash_info_command, COMMAND_EXEC, "print info about flash bank "); register_command(cmd_ctx, flash_cmd, "probe", handle_flash_probe_command, COMMAND_EXEC, @@ -452,7 +454,7 @@ int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cm command_print(cmd_ctx, "unknown error when checking erase state of flash bank #%s at 0x%8.8x", args[0], p->base); } - + for (j = 0; j < p->num_sectors; j++) { char *erase_state; @@ -468,7 +470,7 @@ int handle_flash_erase_check_command(struct command_context_s *cmd_ctx, char *cm j, p->sectors[j].offset, p->sectors[j].size, p->sectors[j].size>>10, erase_state); } - + } return ERROR_OK; @@ -642,10 +644,10 @@ int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cm { return ERROR_COMMAND_SYNTAX_ERROR; } - + /* flash auto-erase is disabled by default*/ int auto_erase = 0; - + if (strcmp(args[0], "erase")==0) { auto_erase = 1; @@ -653,13 +655,13 @@ int handle_flash_write_image_command(struct command_context_s *cmd_ctx, char *cm argc--; command_print(cmd_ctx, "auto erase enabled"); } - + if (argc < 1) { return ERROR_COMMAND_SYNTAX_ERROR; } - + if (!target) { LOG_ERROR("no target selected"); @@ -722,16 +724,16 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char target_t *target = get_current_target(cmd_ctx); u32 i; int wordsize; - + if (argc != 3) { return ERROR_COMMAND_SYNTAX_ERROR; } - + address = strtoul(args[0], NULL, 0); pattern = strtoul(args[1], NULL, 0); count = strtoul(args[2], NULL, 0); - + if(count == 0) return ERROR_OK; @@ -750,7 +752,7 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char default: return ERROR_COMMAND_SYNTAX_ERROR; } - + chunk_count = MIN(count, (1024 / wordsize)); switch(wordsize) { @@ -773,7 +775,7 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char LOG_ERROR("BUG: can't happen"); exit(-1); } - + duration_start_measure(&duration); flash_set_dirty(); @@ -781,7 +783,7 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char if (err == ERROR_OK) { for (wrote=0; wrote<(count*wordsize); wrote+=sizeof(chunk)) - { + { int cur_size = MIN( (count*wordsize - wrote) , 1024 ); if (err == ERROR_OK) { @@ -799,7 +801,7 @@ int handle_flash_fill_command(struct command_context_s *cmd_ctx, char *cmd, char break; } } - + duration_stop_measure(&duration, &duration_text); if(err == ERROR_OK) @@ -973,7 +975,7 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) u32 section_offset; flash_bank_t *c; int *padding; - + section = 0; section_offset = 0; @@ -987,10 +989,10 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) flash_set_dirty(); } - + /* allocate padding array */ padding = malloc(image->num_sections * sizeof(padding)); - + /* loop until we reach end of the image */ while (section < image->num_sections) { @@ -1001,7 +1003,7 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) u32 run_address = image->sections[section].base_address + section_offset; u32 run_size = image->sections[section].size - section_offset; int pad_bytes = 0; - + if (image->sections[section].size == 0) { LOG_WARNING("empty section %d", section); @@ -1039,7 +1041,7 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) run_size += image->sections[++section_last].size; run_size += pad_bytes; padding[section_last] = 0; - + LOG_INFO("Padding image section %d with %d bytes", section_last-1, pad_bytes ); } @@ -1067,11 +1069,11 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) free(padding); return retval; } - + /* see if we need to pad the section */ while (padding[section]--) (buffer+buffer_size)[size_read++] = 0xff; - + buffer_size += size_read; section_offset += size_read; @@ -1107,9 +1109,9 @@ int flash_write(target_t *target, image_t *image, u32 *written, int erase) if (written != NULL) *written += run_size; /* add run size to total written counter */ } - + free(padding); - + return retval; } @@ -1120,18 +1122,18 @@ int default_flash_mem_blank_check(struct flash_bank_s *bank) int buffer_size = sizeof(buffer); int i; int nBytes; - + if (bank->target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } - + for (i = 0; i < bank->num_sectors; i++) { int j; bank->sectors[i].is_erased = 1; - + for (j = 0; j < bank->sectors[i].size; j += buffer_size) { int chunk; @@ -1141,11 +1143,11 @@ int default_flash_mem_blank_check(struct flash_bank_s *bank) { chunk = (j - bank->sectors[i].size); } - + retval = target->type->read_memory(target, bank->base + bank->sectors[i].offset + j, 4, chunk/4, buffer); if (retval != ERROR_OK) return retval; - + for (nBytes = 0; nBytes < chunk; nBytes++) { if (buffer[nBytes] != 0xFF) @@ -1156,7 +1158,7 @@ int default_flash_mem_blank_check(struct flash_bank_s *bank) } } } - + return ERROR_OK; } @@ -1167,18 +1169,18 @@ int default_flash_blank_check(struct flash_bank_s *bank) int retval; int fast_check = 0; int blank; - + if (bank->target->state != TARGET_HALTED) { LOG_ERROR("Target not halted"); return ERROR_TARGET_NOT_HALTED; } - + for (i = 0; i < bank->num_sectors; i++) { u32 address = bank->base + bank->sectors[i].offset; u32 size = bank->sectors[i].size; - + if ((retval = target_blank_check_memory(target, address, size, &blank)) != ERROR_OK) { fast_check = 0; @@ -1190,12 +1192,12 @@ int default_flash_blank_check(struct flash_bank_s *bank) bank->sectors[i].is_erased = 0; fast_check = 1; } - + if (!fast_check) { LOG_USER("Running slow fallback erase check - add working memory"); return default_flash_mem_blank_check(bank); } - + return ERROR_OK; } diff --git a/src/flash/x7026.c b/src/flash/x7026.c new file mode 100644 index 00000000..e700a8bd --- /dev/null +++ b/src/flash/x7026.c @@ -0,0 +1,217 @@ +/*************************************************************************** + * Copyright (C) 2008 by Kevin McGuire * + * Copyright (C) 2008 by Marcel Wijlaars * + * + * 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 "flash.h" +#include "target.h" +#include "log.h" +#include "armv4_5.h" +#include "algorithm.h" +#include "binarybuffer.h" + +#include +#include +#include + +int x7026_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank); +int x7026_register_commands(struct command_context_s *cmd_ctx); +int x7026_erase(struct flash_bank_s *bank, int first, int last); +int x7026_protect(struct flash_bank_s *bank, int set, int first, int last); +int x7026_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count); +int x7026_probe(struct flash_bank_s *bank); +int x7026_info(struct flash_bank_s *bank, char *buf, int buf_size); +int x7026_protect_check(struct flash_bank_s *bank); +int x7026_erase_check(struct flash_bank_s *bank); + +#define ADUC7026_FLASH 0xfffff800 +#define ADUC7026_FLASH_FEESTA (0*4) +#define ADUC7026_FLASH_FEEMOD (1*4) +#define ADUC7026_FLASH_FEECON (2*4) +#define ADUC7026_FLASH_FEEDAT (3*4) +#define ADUC7026_FLASH_FEEADR (4*4) +#define ADUC7026_FLASH_FEESIGN (5*4) +#define ADUC7026_FLASH_FEEPRO (6*4) +#define ADUC7026_FLASH_FEEHIDE (7*4) + +typedef struct{ + uint32_t feesta; + uint32_t feemod; + uint32_t feecon; + uint32_t feedat; + uint32_t feeadr; + uint32_t feesign; + uint32_t feepro; + uint32_t feehide; +} ADUC7026_FLASH_MMIO; + +typedef struct +{ + unsigned char tmp; +} X7026_BANK; + +flash_driver_t x7026_flash = +{ + .name = "x7026", + .register_commands = x7026_register_commands, + .flash_bank_command = x7026_flash_bank_command, + .erase = x7026_erase, + .protect = x7026_protect, + .write = x7026_write, + .probe = x7026_probe, + .auto_probe = x7026_probe, + .erase_check = x7026_erase_check, + .protect_check = x7026_protect_check, + .info = x7026_info +}; + +int x7026_register_commands(struct command_context_s *cmd_ctx) +{ + printf("x7026_register_commands not implemented yet.\n"); + return ERROR_OK; +} + +/* flash bank str7x 0 0 */ +int x7026_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank) +{ + X7026_BANK *nbank; + + if (argc < 6) + { + LOG_WARNING("incomplete flash_bank x7026 configuration"); + return ERROR_FLASH_BANK_INVALID; + } + + nbank = malloc(sizeof(X7026_BANK)); + /* just warn that we are used to normally using 0x80000 */ + if(bank->base != 0x80000) + { + LOG_WARNING("Default base address is 0x80000 on the ADuC7026!"); + } + nbank->tmp = 1; + bank->driver_priv = nbank; + return ERROR_OK; +} + +int x7026_protect_check(struct flash_bank_s *bank) +{ + printf("x7026_protect_check not implemented yet.\n"); + return ERROR_OK; +} + +int x7026_erase(struct flash_bank_s *bank, int first, int last) +{ + unsigned int x; + int count; + u32 v; + target_t *target = bank->target; + + /* mass erase */ + if((first | last) == 0) + { + printf("performing mass erase.\n"); + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEDAT, 0x3cff); + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEADR, 0xffc3); + target_read_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEMOD, &v); + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEMOD, v | 0x8); + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEECON, 0x06); + for(v = 0x4; v & 0x4; + target_read_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEESTA, &v)); + + if(!(v & 0x1)) + { + printf("mass erase failed.\n"); + return -1; + } + printf("mass erase successful.\n"); + return ERROR_OK; + } + + count = last - first; + for(x = 0; x < (unsigned int)count; ++x) + { + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEADR, bank->base + first * 512 + x * 512); + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEECON, 0x05); + for(v = 0x4; v & 0x4; target_read_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEESTA, &v)); + if(!(v & 0x1)) + { + printf("erase failed for page address %x\n", bank->base + first * 512 + x * 512); + return -1; + } + printf("erased page address %x\n", bank->base + first * 512 + x * 512); + } + return ERROR_OK; +} + +int x7026_protect(struct flash_bank_s *bank, int set, int first, int last) +{ + printf("x7026_protect not implemented yet.\n"); + return -1; +} + +int x7026_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count) +{ + unsigned int x; + u32 v; + target_t *target = bank->target; + for(x = 0; x < count; x += 2) + { + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEADR, offset + x); + /* if we able to encounter a single byte instead of a word */ + if((x + 1) == count) + { + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEDAT, buffer[x]); + }else{ + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEEDAT, buffer[x] | (buffer[x+1] << 8)); + } + target_write_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEECON, 0x02); + for(v = 0x4; v & 0x4; target_read_u32(target, ADUC7026_FLASH + ADUC7026_FLASH_FEESTA, &v)); + if(!(v & 0x1)) + { + printf("single write failed for address %x.\n", offset + x); + return -1; + } + printf("single write for address %x.\n", offset + x); + } + return ERROR_OK; +} + +int x7026_probe(struct flash_bank_s *bank) +{ + printf("x7026_probe not implemented yet.\n"); + return ERROR_OK; +} + +int x7026_info(struct flash_bank_s *bank, char *buf, int buf_size) +{ + snprintf(buf, buf_size, "x7026 flash driver info" ); + return -1; +} + +int x7026_erase_check(struct flash_bank_s *bank) +{ + printf("x7026_erase_check not implemented yet.\n"); + return -1; +} diff --git a/src/target/target/aduc702x.cfg b/src/target/target/aduc702x.cfg index 3bc474f2..e3e88620 100644 --- a/src/target/target/aduc702x.cfg +++ b/src/target/target/aduc702x.cfg @@ -1,6 +1,9 @@ ## -*- tcl -*- ## +jtag_nsrst_delay 200 +jtag_ntrst_delay 200 + # This is for the case that TRST/SRST is not wired on your JTAG adaptor. # Don't really need them anyways. reset_config none @@ -21,7 +24,7 @@ target arm7tdmi little 0 #working_area 0 0x11C00 0x400 backup ## flash configuration -## AdUC702x not yet spported :( +flash bank x7026 0x80000 0x10000 2 2 0 ## If you use the watchdog, the following code makes sure that the board ## doesn't reboot when halted via JTAG. Yes, on the older generation @@ -34,5 +37,5 @@ proc watchdog_service {} { set watchdog_hdl [after 500 watchdog_service] } -[new_target_name] configure -event old-post_halt { watchdog_service } +[new_target_name] configure -event reset-halt-post { watchdog_service } [new_target_name] configure -event old-pre_resume { global watchdog_hdl; after cancel $watchdog_hdl } -- cgit v1.2.3