#include "version.h"
#include "hmcfgusb.h"
+#define MAX_RETRIES 5
+
uint32_t hmid = 0;
+uint32_t my_hmid = 0;
enum message_type {
MESSAGE_TYPE_E,
enum message_type message_type;
uint16_t status;
int speed;
+ uint16_t hmcfgusb_version;
};
static int parse_hmcfgusb(uint8_t *buf, int buf_len, void *data)
case 'G':
rdata->speed = buf[1];
break;
+ case 'H':
+ rdata->hmcfgusb_version = (buf[11] << 8) | buf[12];
+ my_hmid = (buf[0x1b] << 16) | (buf[0x1c] << 8) | buf[0x1d];
+ break;
default:
break;
}
memcpy(&out[0x0f], msg, msg[0] + 1);
memset(rdata, 0, sizeof(struct recv_data));
- hmcfgusb_send(dev, out, sizeof(out), 2);
+ hmcfgusb_send(dev, out, sizeof(out), 1);
while (1) {
if (rdata->message_type == MESSAGE_TYPE_R) {
((rdata->status & 0xff) == 0x02)) {
break;
} else {
- fprintf(stderr, "\n\nInvalid status: %04x\n\n", rdata->status);
+ if ((rdata->status & 0xff00) == 0x0400) {
+ fprintf(stderr, "\nOut of credits!\n");
+ } else if ((rdata->status & 0xff) == 0x08) {
+ fprintf(stderr, "\nMissing ACK!\n");
+ } else {
+ fprintf(stderr, "\nInvalid status: %04x\n", rdata->status);
+ }
return 0;
}
}
out[0] = 'G';
out[1] = speed;
- hmcfgusb_send(dev, out, sizeof(out), 2);
+ hmcfgusb_send(dev, out, sizeof(out), 1);
while (1) {
errno = 0;
int main(int argc, char **argv)
{
const char twiddlie[] = { '-', '\\', '|', '/' };
- const uint8_t switch_msg[] = { 0x10, 0x5B, 0x11, 0xF8, 0x15, 0x47 };
+ const uint8_t cc1101_regs[] = { 0x10, 0x5B, 0x11, 0xF8, 0x15, 0x47 };
struct hmcfgusb_dev *dev;
struct recv_data rdata;
uint8_t out[0x40];
exit(EXIT_FAILURE);
}
+ printf("\nRebooting HM-CFG-USB to avoid running out of credits\n\n");
+
+ if (!dev->bootloader) {
+ printf("HM-CFG-USB not in bootloader mode, entering bootloader.\n");
+ hmcfgusb_enter_bootloader(dev);
+ printf("Waiting for device to reappear...\n");
+
+ do {
+ if (dev) {
+ hmcfgusb_close(dev);
+ }
+ sleep(1);
+ } while (((dev = hmcfgusb_init(parse_hmcfgusb, &rdata)) == NULL) || (!dev->bootloader));
+ }
+
if (dev->bootloader) {
- fprintf(stderr, "\nHM-CFG-USB not in bootloader mode, aborting!\n");
+ printf("HM-CFG-USB in bootloader mode, rebooting\n");
+ hmcfgusb_leave_bootloader(dev);
+
+ do {
+ if (dev) {
+ hmcfgusb_close(dev);
+ }
+ sleep(1);
+ } while (((dev = hmcfgusb_init(parse_hmcfgusb, &rdata)) == NULL) || (dev->bootloader));
+ }
+
+ printf("\n\nHM-CFG-USB opened\n\n");
+
+ memset(out, 0, sizeof(out));
+ out[0] = 'K';
+ hmcfgusb_send(dev, out, sizeof(out), 1);
+
+ while (1) {
+ errno = 0;
+ pfd = hmcfgusb_poll(dev, 1);
+ if ((pfd < 0) && errno) {
+ if (errno != ETIMEDOUT) {
+ perror("\n\nhmcfgusb_poll");
+ exit(EXIT_FAILURE);
+ }
+ }
+ if (rdata.hmcfgusb_version)
+ break;
+ }
+
+ if (rdata.hmcfgusb_version < 0x3c7) {
+ fprintf(stderr, "HM-CFG-USB firmware too low: %u < 967\n", rdata.hmcfgusb_version);
exit(EXIT_FAILURE);
}
- printf("\nHM-CFG-USB opened\n\n");
+ printf("HM-CFG-USB firmware version: %u\n", rdata.hmcfgusb_version);
if (!switch_speed(dev, &rdata, 10)) {
fprintf(stderr, "Can't switch speed!\n");
out[2] = (hmid >> 8) & 0xff;
out[3] = hmid & 0xff;
- hmcfgusb_send(dev, out, sizeof(out), 2);
+ hmcfgusb_send(dev, out, sizeof(out), 1);
switchcnt = 3;
do {
out[MSGID] = msgid++;
out[CTL] = 0x00;
out[TYPE] = 0xCB;
- SET_SRC(out, 0x000000);
+ SET_SRC(out, my_hmid);
SET_DST(out, hmid);
- memcpy(&out[PAYLOAD], switch_msg, sizeof(switch_msg));
- SET_LEN_FROM_PAYLOADLEN(out, sizeof(switch_msg));
+ memcpy(&out[PAYLOAD], cc1101_regs, sizeof(cc1101_regs));
+ SET_LEN_FROM_PAYLOADLEN(out, sizeof(cc1101_regs));
if (!send_hm_message(dev, &rdata, out)) {
exit(EXIT_FAILURE);
out[MSGID] = msgid++;
out[CTL] = 0x20;
out[TYPE] = 0xCB;
- SET_SRC(out, 0x000000);
+ SET_SRC(out, my_hmid);
SET_DST(out, hmid);
- memcpy(&out[PAYLOAD], switch_msg, sizeof(switch_msg));
- SET_LEN_FROM_PAYLOADLEN(out, sizeof(switch_msg));
+ memcpy(&out[PAYLOAD], cc1101_regs, sizeof(cc1101_regs));
+ SET_LEN_FROM_PAYLOADLEN(out, sizeof(cc1101_regs));
cnt = 3;
do {
}
} while ((!switched) && (switchcnt--));
+ if (!switched) {
+ fprintf(stderr, "Too many errors, giving up!\n");
+ exit(EXIT_FAILURE);
+ }
printf("Yes!\n");
if (ack)
out[CTL] = 0x20;
out[TYPE] = 0xCA;
- SET_SRC(out, 0x000000);
+ SET_SRC(out, my_hmid);
SET_DST(out, hmid);
memcpy(&out[PAYLOAD], pos, payloadlen);
} else {
pos = &(fw->fw[block][2]);
cnt++;
- if (cnt == 3) {
+ if (cnt == MAX_RETRIES) {
fprintf(stderr, "\nToo many errors, giving up!\n");
exit(EXIT_FAILURE);
} else {