#include <sys/types.h>
#include "stlink-common.h"
-
+enum st_cmds {DO_WRITE = 0, DO_READ = 1, DO_ERASE = 2};
struct opts
{
- unsigned int do_read;
+ enum st_cmds cmd;
const char* devname;
const char* filename;
stm32_addr_t addr;
static void usage(void)
{
puts("stlinkv1 command line: ./flash {read|write} /dev/sgX path addr <size>");
+ puts("stlinkv1 command line: ./flash /dev/sgX erase");
puts("stlinkv2 command line: ./flash {read|write} path addr <size>");
+ puts("stlinkv2 command line: ./flash erase");
+ puts(" use hex format for addr and <size>");
}
static int get_opts(struct opts* o, int ac, char** av)
unsigned int i = 0;
- if (ac < 3) return -1;
+ if (ac < 1) return -1;
/* stlinkv2 */
o->devname = NULL;
- if (strcmp(av[0], "read") == 0)
+ if (strcmp(av[0], "erase") == 0)
{
- o->do_read = 1;
+ o->cmd = DO_ERASE;
/* stlinkv1 mode */
- if (ac == 5)
+ if (ac == 2)
{
o->devname = av[1];
i = 1;
}
-
- o->size = strtoul(av[i + 3], NULL, 10);
}
- else if (strcmp(av[0], "write") == 0)
- {
- o->do_read = 0;
-
- /* stlinkv1 mode */
- if (ac == 4)
- {
- o->devname = av[1];
- i = 1;
- }
- }
- else
- {
- return -1;
+ else {
+ if (ac < 3) return -1;
+ if (strcmp(av[0], "read") == 0)
+ {
+ o->cmd = DO_READ;
+
+ /* stlinkv1 mode */
+ if (ac == 5)
+ {
+ o->devname = av[1];
+ i = 1;
+ }
+ if (ac > 3)
+ o->size = strtoul(av[i + 3], NULL, 16);
+ }
+ else if (strcmp(av[0], "write") == 0)
+ {
+ o->cmd = DO_WRITE;
+
+ /* stlinkv1 mode */
+ if (ac == 4)
+ {
+ o->devname = av[1];
+ i = 1;
+ }
+ }
+ else
+ {
+ return -1;
+ }
}
o->filename = av[i + 1];
struct opts o;
int err = -1;
+ o.size = 0;
if (get_opts(&o, ac - 1, av + 1) == -1)
{
printf("invalid command line\n");
if (o.devname != NULL) /* stlinkv1 */
{
- sl = stlink_v1_open(100);
+ sl = stlink_v1_open(50);
if (sl == NULL) goto on_error;
+ sl->verbose = 50;
}
else /* stlinkv2 */
{
- sl = stlink_open_usb(100);
+ sl = stlink_open_usb(50);
if (sl == NULL) goto on_error;
+ sl->verbose = 50;
}
if (stlink_current_mode(sl) == STLINK_DEV_DFU_MODE)
if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE)
stlink_enter_swd_mode(sl);
- stlink_reset(sl);
-
- if (o.do_read == 0) /* write */
+ if (o.cmd == DO_WRITE) /* write */
+ {
+ if ((o.addr >= sl->flash_base) &&
+ (o.addr < sl->flash_base + sl->flash_size))
+ err = stlink_fwrite_flash(sl, o.filename, o.addr);
+ else if ((o.addr >= sl->sram_base) &&
+ (o.addr < sl->sram_base + sl->sram_size))
+ err = stlink_fwrite_sram(sl, o.filename, o.addr);
+ if (err == -1)
+ {
+ printf("stlink_fwrite_flash() == -1\n");
+ goto on_error;
+ }
+ }
+ else if (o.cmd == DO_ERASE)
{
- err = stlink_fwrite_flash(sl, o.filename, o.addr);
+ err = stlink_erase_flash_mass(sl);
if (err == -1)
{
printf("stlink_fwrite_flash() == -1\n");
}
else /* read */
{
+ if ((o.addr >= sl->flash_base) &&
+ (o.addr < sl->flash_base + sl->flash_size))
+ o.size = sl->flash_size;
+ else if ((o.addr >= sl->sram_base) &&
+ (o.addr < sl->sram_base + sl->sram_size))
+ o.size = sl->sram_size;
err = stlink_fread(sl, o.filename, o.addr, o.size);
if (err == -1)
{
err = 0;
on_error:
- if (sl != NULL) stlink_close(sl);
+ if (sl != NULL)
+ {
+ stlink_exit_debug_mode(sl);
+ stlink_close(sl);
+ }
return err;
}