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-rw-r--r--src/flash/Makefile.am1
-rw-r--r--src/flash/ecos.c2
-rw-r--r--src/flash/faux.c153
-rw-r--r--src/flash/flash.c2
4 files changed, 157 insertions, 1 deletions
diff --git a/src/flash/Makefile.am b/src/flash/Makefile.am
index 27846d76..d448197a 100644
--- a/src/flash/Makefile.am
+++ b/src/flash/Makefile.am
@@ -38,6 +38,7 @@ libflash_la_SOURCES = \
mflash.c \
pic32mx.c \
avrf.c \
+ faux.c \
mx3_nand.c
noinst_HEADERS = \
diff --git a/src/flash/ecos.c b/src/flash/ecos.c
index 76859df5..8583544e 100644
--- a/src/flash/ecos.c
+++ b/src/flash/ecos.c
@@ -148,7 +148,7 @@ static int ecosflash_flash_bank_command(struct command_context_s *cmd_ctx, char
info->driverPath = strdup(args[6]);
/* eCos flash sector sizes are not exposed to OpenOCD, use 0x10000 as
- * a way to improve impeadance matach between OpenOCD and eCos flash
+ * a way to improve impedance match between OpenOCD and eCos flash
* driver.
*/
int i = 0;
diff --git a/src/flash/faux.c b/src/flash/faux.c
new file mode 100644
index 00000000..c5928ad6
--- /dev/null
+++ b/src/flash/faux.c
@@ -0,0 +1,153 @@
+/***************************************************************************
+ * Copyright (C) 2009 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 *
+ * 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 "flash.h"
+#include "image.h"
+
+
+static int faux_register_commands(struct command_context_s *cmd_ctx);
+static int faux_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank);
+static int faux_erase(struct flash_bank_s *bank, int first, int last);
+static int faux_protect(struct flash_bank_s *bank, int set, int first, int last);
+static int faux_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint32_t count);
+static int faux_probe(struct flash_bank_s *bank);
+static int faux_protect_check(struct flash_bank_s *bank);
+static int faux_info(struct flash_bank_s *bank, char *buf, int buf_size);
+
+flash_driver_t faux_flash =
+{
+ .name = "faux",
+ .register_commands = faux_register_commands,
+ .flash_bank_command = faux_flash_bank_command,
+ .erase = faux_erase,
+ .protect = faux_protect,
+ .write = faux_write,
+ .probe = faux_probe,
+ .auto_probe = faux_probe,
+ .erase_check = default_flash_blank_check,
+ .protect_check = faux_protect_check,
+ .info = faux_info
+};
+
+typedef struct faux_flash_bank_s
+{
+ struct target_s *target;
+ uint8_t *memory;
+ uint32_t start_address;
+} faux_flash_bank_t;
+
+static const int sectorSize = 0x10000;
+
+
+/* flash bank faux <base> <size> <chip_width> <bus_width> <target#> <driverPath>
+ */
+static int faux_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, struct flash_bank_s *bank)
+{
+ faux_flash_bank_t *info;
+
+ if (argc < 6)
+ {
+ LOG_WARNING("incomplete flash_bank faux configuration");
+ return ERROR_FLASH_BANK_INVALID;
+ }
+
+ info = malloc(sizeof(faux_flash_bank_t));
+ if (info == NULL)
+ {
+ LOG_ERROR("no memory for flash bank info");
+ return ERROR_FAIL;
+ }
+ info->memory = malloc(bank->size);
+ if (info == NULL)
+ {
+ free(info);
+ LOG_ERROR("no memory for flash bank info");
+ return ERROR_FAIL;
+ }
+ bank->driver_priv = info;
+
+ /* Use 0x10000 as a fixed sector size. */
+ int i = 0;
+ uint32_t offset = 0;
+ bank->num_sectors = bank->size/sectorSize;
+ bank->sectors = malloc(sizeof(flash_sector_t) * bank->num_sectors);
+ for (i = 0; i < bank->num_sectors; i++)
+ {
+ bank->sectors[i].offset = offset;
+ bank->sectors[i].size = sectorSize;
+ offset += bank->sectors[i].size;
+ bank->sectors[i].is_erased = -1;
+ bank->sectors[i].is_protected = 0;
+ }
+
+ info->target = get_target(args[5]);
+ if (info->target == NULL)
+ {
+ LOG_ERROR("target '%s' not defined", args[5]);
+ free(info->memory);
+ free(info);
+ return ERROR_FAIL;
+ }
+ return ERROR_OK;
+}
+
+static int faux_register_commands(struct command_context_s *cmd_ctx)
+{
+ return ERROR_OK;
+}
+
+static int faux_erase(struct flash_bank_s *bank, int first, int last)
+{
+ faux_flash_bank_t *info = bank->driver_priv;
+ memset(info->memory + first*sectorSize, 0xff, sectorSize*(last-first + 1));
+ return ERROR_OK;
+}
+
+static int faux_protect(struct flash_bank_s *bank, int set, int first, int last)
+{
+ LOG_USER("set protection sector %d to %d to %s", first, last, set?"on":"off");
+ return ERROR_OK;
+}
+
+static int faux_write(struct flash_bank_s *bank, uint8_t *buffer, uint32_t offset, uint32_t count)
+{
+ faux_flash_bank_t *info = bank->driver_priv;
+ memcpy(info->memory + offset, buffer, count);
+ return ERROR_OK;
+}
+
+static int faux_protect_check(struct flash_bank_s *bank)
+{
+ return ERROR_OK;
+}
+
+static int faux_info(struct flash_bank_s *bank, char *buf, int buf_size)
+{
+ snprintf(buf, buf_size, "faux flash driver");
+ return ERROR_OK;
+}
+
+static int faux_probe(struct flash_bank_s *bank)
+{
+ return ERROR_OK;
+}
diff --git a/src/flash/flash.c b/src/flash/flash.c
index 87eec6e4..db04e6e5 100644
--- a/src/flash/flash.c
+++ b/src/flash/flash.c
@@ -64,6 +64,7 @@ extern flash_driver_t ecosflash_flash;
extern flash_driver_t ocl_flash;
extern flash_driver_t pic32mx_flash;
extern flash_driver_t avr_flash;
+extern flash_driver_t faux_flash;
flash_driver_t *flash_drivers[] = {
&lpc2000_flash,
@@ -83,6 +84,7 @@ flash_driver_t *flash_drivers[] = {
&ocl_flash,
&pic32mx_flash,
&avr_flash,
+ &faux_flash,
NULL,
};
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-23 13:35:09 +0000