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Implement _stlink_usb_write_mem32|8 

Signed-off-by: Karl Palsson <karlp@tweak.net.au>
pull/29/head
Uwe Bonnes 2011-10-13 16:33:29 +02:00 zatwierdzone przez Karl Palsson
rodzic 173831d592
commit 37f3d97e05
2 zmienionych plików z 46 dodań i 7 usunięć
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32
src/stlink-usb.c
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@ -171,13 +171,37 @@ void _stlink_usb_version(stlink_t *sl) {
}
void _stlink_usb_write_mem32(stlink_t *sl, uint32_t addr, uint16_t len) {
DD(sl, "oops! no write32 support yet, wanted to write %d bytes to %#x\n",
len, addr);
struct stlink_libusb * const slu = sl->backend_data;
unsigned char* const buf = sl->q_buf;
unsigned char *cmd_buf = sl->c_buf;
memset(cmd_buf, 0, STLINK_CMD_SIZE);
cmd_buf[0] = STLINK_DEBUG_COMMAND;
cmd_buf[1] = STLINK_DEBUG_WRITEMEM_32BIT;
write_uint32(cmd_buf + 2, addr);
write_uint16(cmd_buf + 6, len);
send_only(slu, cmd_buf, STLINK_CMD_SIZE);
assert((len & 3) == 0);
stlink_print_data(sl);
send_only(slu, buf, len);
}
void _stlink_usb_write_mem8(stlink_t *sl, uint32_t addr, uint16_t len) {
DD(sl, "oops! no write8 support yet, wanted to write %d bytes to %#x\n",
len, addr);
struct stlink_libusb * const slu = sl->backend_data;
unsigned char* const buf = sl->q_buf;
unsigned char *cmd_buf = sl->c_buf;
memset(cmd_buf, 0, STLINK_CMD_SIZE);
cmd_buf[0] = STLINK_DEBUG_COMMAND;
cmd_buf[1] = STLINK_DEBUG_WRITEMEM_8BIT;
write_uint32(cmd_buf + 2, addr);
write_uint16(cmd_buf + 6, len);
send_only(slu, cmd_buf, STLINK_CMD_SIZE);
stlink_print_data(sl);
send_only(slu, buf, len);
}

21
src/test_usb.c
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@ -40,11 +40,26 @@ int main(int ac, char** av) {
stlink_read_mem32(sl, CM3_REG_FP_CTRL, 4);
// no idea what reg this is.. */
/* stlink_read_mem32(sl, 0xe000ed90, 4);
// stlink_read_mem32(sl, 0xe000ed90, 4);
// no idea what register this is...
/* stlink_read_mem32(sl, 0xe000edf0, 4);
// stlink_read_mem32(sl, 0xe000edf0, 4);
// offset 0xC into TIM11 register? TIMx_DIER?
/* stlink_read_mem32(sl, 0x4001100c, 4); */
// stlink_read_mem32(sl, 0x4001100c, 4); */
write_uint32(sl->q_buf,0x01234567);
stlink_write_mem32(sl,0x200000a8,4);
write_uint32(sl->q_buf,0x89abcdef);
stlink_write_mem32(sl,0x200000ac, 4);
stlink_read_mem32(sl, 0x200000a8, 4);
stlink_read_mem32(sl, 0x200000ac, 4);
write_uint32(sl->q_buf,0x01234567);
stlink_write_mem8(sl,0x200001a8,3);
write_uint32(sl->q_buf,0x89abcdef);
stlink_write_mem8(sl, 0x200001ac, 3);
stlink_read_mem32(sl, 0x200001a8, 4);
stlink_read_mem32(sl, 0x200001ac, 4);
printf("-- status\n");
stlink_status(sl);