1 /* simple wrapper around the stlink_flash_write function */
3 // TODO - this should be done as just a simple flag to the st-util command line...
10 #include "stlink-common.h"
12 #define DEBUG_LOG_LEVEL 100
13 #define STND_LOG_LEVEL 50
15 enum st_cmds {DO_WRITE = 0, DO_READ = 1, DO_ERASE = 2};
28 static void usage(void)
30 puts("stlinkv1 command line: ./st-flash [--debug] [--reset] [--serial <iSerial>] {read|write} /dev/sgX path addr <size>");
31 puts("stlinkv1 command line: ./st-flash [--debug] /dev/sgX erase");
32 puts("stlinkv2 command line: ./st-flash [--debug] [--reset] [--serial <iSerial>] {read|write} path addr <size>");
33 puts("stlinkv2 command line: ./st-flash [--debug] [--serial <iSerial>] erase");
34 puts(" use hex format for addr, <iSerial> and <size>");
37 static int get_opts(struct opts* o, int ac, char** av)
39 /* stlinkv1 command line: ./st-flash {read|write} /dev/sgX path addr <size> */
40 /* stlinkv2 command line: ./st-flash {read|write} path addr <size> */
44 if (ac < 1) return -1;
46 if (strcmp(av[0], "--debug") == 0)
48 o->log_level = DEBUG_LOG_LEVEL;
54 o->log_level = STND_LOG_LEVEL;
57 if (strcmp(av[0], "--reset") == 0)
68 if (strcmp(av[0], "--serial") == 0)
74 puts("no valid hex value, length must be multiple of 2\n");
80 memcpy(buffer,&av[0][i],2);
81 o->serial[12-j] = (char)strtol((const char*)buffer,NULL, 16);
93 if (ac < 1) return -1;
98 if (strcmp(av[0], "erase") == 0)
110 if (ac < 3) return -1;
111 if (strcmp(av[0], "read") == 0)
122 o->size = strtoul(av[i + 3], NULL, 16);
124 else if (strcmp(av[0], "write") == 0)
141 o->filename = av[i + 1];
142 o->addr = strtoul(av[i + 2], NULL, 16);
148 int main(int ac, char** av)
152 char serial_buffer[13] = {0};
153 o.serial = serial_buffer;
157 if (get_opts(&o, ac - 1, av + 1) == -1)
159 printf("invalid command line\n");
164 if (o.devname != NULL) /* stlinkv1 */
166 sl = stlink_v1_open(o.log_level, 1);
167 if (sl == NULL) goto on_error;
168 sl->verbose = o.log_level;
172 sl = stlink_open_usb(o.log_level, 1, o.serial);
173 if (sl == NULL) goto on_error;
174 sl->verbose = o.log_level;
177 if (stlink_current_mode(sl) == STLINK_DEV_DFU_MODE)
178 stlink_exit_dfu_mode(sl);
180 if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE)
181 stlink_enter_swd_mode(sl);
184 stlink_jtag_reset(sl,2);
188 // Disable DMA - Set All DMA CCR Registers to zero. - AKS 1/7/2013
189 if (sl->chip_id == STM32_CHIPID_F4)
191 memset(sl->q_buf,0,4);
192 for (int i=0;i<8;i++) {
193 stlink_write_mem32(sl,0x40026000+0x10+0x18*i,4);
194 stlink_write_mem32(sl,0x40026400+0x10+0x18*i,4);
195 stlink_write_mem32(sl,0x40026000+0x24+0x18*i,4);
196 stlink_write_mem32(sl,0x40026400+0x24+0x18*i,4);
200 // Core must be halted to use RAM based flashloaders
201 stlink_force_debug(sl);
204 if (o.cmd == DO_WRITE) /* write */
206 if ((o.addr >= sl->flash_base) &&
207 (o.addr < sl->flash_base + sl->flash_size)) {
208 err = stlink_fwrite_flash(sl, o.filename, o.addr);
211 printf("stlink_fwrite_flash() == -1\n");
215 else if ((o.addr >= sl->sram_base) &&
216 (o.addr < sl->sram_base + sl->sram_size)) {
217 err = stlink_fwrite_sram(sl, o.filename, o.addr);
220 printf("stlink_sram_flash() == -1\n");
224 } else if (o.cmd == DO_ERASE)
226 err = stlink_erase_flash_mass(sl);
229 printf("stlink_fwrite_flash() == -1\n");
235 if ((o.addr >= sl->flash_base) && (o.size == 0) &&
236 (o.addr < sl->flash_base + sl->flash_size))
237 o.size = sl->flash_size;
238 else if ((o.addr >= sl->sram_base) && (o.size == 0) &&
239 (o.addr < sl->sram_base + sl->sram_size))
240 o.size = sl->sram_size;
241 err = stlink_fread(sl, o.filename, o.addr, o.size);
244 printf("stlink_fread() == -1\n");
250 stlink_jtag_reset(sl,2);
260 stlink_exit_debug_mode(sl);