void stlink_version(stlink_t *sl) {
D(sl, "*** looking up stlink version\n");
- stlink_version_t slv;
sl->backend->version(sl);
- _parse_version(sl, &slv);
+ _parse_version(sl, &sl->version);
- DD(sl, "st vid = 0x%04x (expect 0x%04x)\n", slv.st_vid, USB_ST_VID);
- DD(sl, "stlink pid = 0x%04x\n", slv.stlink_pid);
- DD(sl, "stlink version = 0x%x\n", slv.stlink_v);
- DD(sl, "jtag version = 0x%x\n", slv.jtag_v);
- DD(sl, "swim version = 0x%x\n", slv.swim_v);
- if (slv.jtag_v == 0) {
+ DD(sl, "st vid = 0x%04x (expect 0x%04x)\n", sl->version.st_vid, USB_ST_VID);
+ DD(sl, "stlink pid = 0x%04x\n", sl->version.stlink_pid);
+ DD(sl, "stlink version = 0x%x\n", sl->version.stlink_v);
+ DD(sl, "jtag version = 0x%x\n", sl->version.jtag_v);
+ DD(sl, "swim version = 0x%x\n", sl->version.swim_v);
+ if (sl->version.jtag_v == 0) {
DD(sl, " notice: the firmware doesn't support a jtag/swd interface\n");
}
- if (slv.swim_v == 0) {
+ if (sl->version.swim_v == 0) {
DD(sl, " notice: the firmware doesn't support a swim interface\n");
}
}
}
-static void parse_version(stlink_t *stl) {
- struct stlink_libsg *sl = stl->backend_data;
-
- sl->st_vid = 0;
- sl->stlink_pid = 0;
-
- if (stl->q_len <= 0) {
- fprintf(stderr, "Error: could not parse the stlink version");
- return;
- }
-
- uint32_t b0 = stl->q_buf[0]; //lsb
- uint32_t b1 = stl->q_buf[1];
- uint32_t b2 = stl->q_buf[2];
- uint32_t b3 = stl->q_buf[3];
- uint32_t b4 = stl->q_buf[4];
- uint32_t b5 = stl->q_buf[5]; //msb
-
- // b0 b1 || b2 b3 | b4 b5
- // 4b | 6b | 6b || 2B | 2B
- // stlink_v | jtag_v | swim_v || st_vid | stlink_pid
-
- sl->stlink_v = (b0 & 0xf0) >> 4;
- sl->jtag_v = ((b0 & 0x0f) << 2) | ((b1 & 0xc0) >> 6);
- sl->swim_v = b1 & 0x3f;
- sl->st_vid = (b3 << 8) | b2;
- sl->stlink_pid = (b5 << 8) | b4;
-}
-
void _stlink_sg_version(stlink_t *stl) {
struct stlink_libsg *sl = stl->backend_data;
D(stl, "\n*** stlink_version ***\n");
stl->q_len = 6;
sl->q_addr = 0;
stlink_q(stl);
- parse_version(stl);
}
// Get stlink mode:
slsg->sg_fd = sg_fd;
sl->core_stat = STLINK_CORE_STAT_UNKNOWN;
- slsg->core_id = 0;
slsg->q_addr = 0;
clear_buf(sl);
stlink_version(sl);
struct stlink_libsg *sg = sl->backend_data;
- if ((sg->st_vid != USB_ST_VID) || (sg->stlink_pid != USB_STLINK_PID)) {
+ if ((sl->version.st_vid != USB_ST_VID) || (sl->version.stlink_pid != USB_STLINK_PID)) {
fprintf(stderr, "Error: the device %s is not a stlink\n",
dev_name);
fprintf(stderr, " VID: got %04x expect %04x \n",
- sg->st_vid, USB_ST_VID);
+ sl->version.st_vid, USB_ST_VID);
fprintf(stderr, " PID: got %04x expect %04x \n",
- sg->stlink_pid, USB_STLINK_PID);
+ sl->version.stlink_pid, USB_STLINK_PID);
return NULL;
}