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};
27 static void usage(void)
29 puts("stlinkv1 command line: ./st-flash [--debug] [--reset] {read|write} /dev/sgX path addr <size>");
30 puts("stlinkv1 command line: ./st-flash [--debug] /dev/sgX erase");
31 puts("stlinkv2 command line: ./st-flash [--debug] [--reset] {read|write} path addr <size>");
32 puts("stlinkv2 command line: ./st-flash [--debug] erase");
33 puts(" use hex format for addr and <size>");
36 static int get_opts(struct opts* o, int ac, char** av)
38 /* stlinkv1 command line: ./st-flash {read|write} /dev/sgX path addr <size> */
39 /* stlinkv2 command line: ./st-flash {read|write} path addr <size> */
43 if (ac < 1) return -1;
45 if (strcmp(av[0], "--debug") == 0)
47 o->log_level = DEBUG_LOG_LEVEL;
53 o->log_level = STND_LOG_LEVEL;
56 if (strcmp(av[0], "--reset") == 0)
67 if (ac < 1) return -1;
72 if (strcmp(av[0], "erase") == 0)
84 if (ac < 3) return -1;
85 if (strcmp(av[0], "read") == 0)
96 o->size = strtoul(av[i + 3], NULL, 16);
98 else if (strcmp(av[0], "write") == 0)
115 o->filename = av[i + 1];
116 o->addr = strtoul(av[i + 2], NULL, 16);
122 int main(int ac, char** av)
129 if (get_opts(&o, ac - 1, av + 1) == -1)
131 printf("invalid command line\n");
136 if (o.devname != NULL) /* stlinkv1 */
138 sl = stlink_v1_open(o.log_level, 1);
139 if (sl == NULL) goto on_error;
140 sl->verbose = o.log_level;
144 sl = stlink_open_usb(o.log_level, 1);
145 if (sl == NULL) goto on_error;
146 sl->verbose = o.log_level;
149 if (stlink_current_mode(sl) == STLINK_DEV_DFU_MODE)
150 stlink_exit_dfu_mode(sl);
152 if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE)
153 stlink_enter_swd_mode(sl);
156 stlink_jtag_reset(sl,2);
160 // Disable DMA - Set All DMA CCR Registers to zero. - AKS 1/7/2013
161 if (sl->chip_id == STM32_CHIPID_F4)
163 memset(sl->q_buf,0,4);
164 for (int i=0;i<8;i++) {
165 stlink_write_mem32(sl,0x40026000+0x10+0x18*i,4);
166 stlink_write_mem32(sl,0x40026400+0x10+0x18*i,4);
167 stlink_write_mem32(sl,0x40026000+0x24+0x18*i,4);
168 stlink_write_mem32(sl,0x40026400+0x24+0x18*i,4);
171 if (o.cmd == DO_WRITE) /* write */
173 if ((o.addr >= sl->flash_base) &&
174 (o.addr < sl->flash_base + sl->flash_size)) {
175 err = stlink_fwrite_flash(sl, o.filename, o.addr);
178 printf("stlink_fwrite_flash() == -1\n");
182 else if ((o.addr >= sl->sram_base) &&
183 (o.addr < sl->sram_base + sl->sram_size)) {
184 err = stlink_fwrite_sram(sl, o.filename, o.addr);
187 printf("stlink_sram_flash() == -1\n");
191 } else if (o.cmd == DO_ERASE)
193 err = stlink_erase_flash_mass(sl);
196 printf("stlink_fwrite_flash() == -1\n");
202 if ((o.addr >= sl->flash_base) && (o.size == 0) &&
203 (o.addr < sl->flash_base + sl->flash_size))
204 o.size = sl->flash_size;
205 else if ((o.addr >= sl->sram_base) && (o.size == 0) &&
206 (o.addr < sl->sram_base + sl->sram_size))
207 o.size = sl->sram_size;
208 err = stlink_fread(sl, o.filename, o.addr, o.size);
211 printf("stlink_fread() == -1\n");
217 stlink_jtag_reset(sl,2);
227 stlink_exit_debug_mode(sl);