/* flasher for HomeMatic-devices supporting OTA updates
*
- * Copyright (c) 2014-15 Michael Gernoth <michael@gernoth.net>
+ * Copyright (c) 2014-16 Michael Gernoth <michael@gernoth.net>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
#include "version.h"
#include "hmcfgusb.h"
#include "culfw.h"
+#include "hmuartlgw.h"
#include "util.h"
#define MAX_RETRIES 5
/* Maximum payloadlen supported by IO */
uint32_t max_payloadlen = NORMAL_MAX_PAYLOAD;
-enum device_type {
- DEVICE_TYPE_HMCFGUSB,
- DEVICE_TYPE_CULFW,
-};
-
-struct ota_dev {
- int type;
- struct hmcfgusb_dev *hmcfgusb;
- struct culfw_dev *culfw;
-};
-
enum message_type {
MESSAGE_TYPE_E = 1,
MESSAGE_TYPE_R = 2,
};
+enum hmuartlgw_state {
+ HMUARTLGW_STATE_GET_HMID,
+ HMUARTLGW_STATE_GET_FIRMWARE,
+ HMUARTLGW_STATE_GET_CREDITS,
+ HMUARTLGW_STATE_DONE,
+ HMUARTLGW_STATE_WAIT_APP,
+ HMUARTLGW_STATE_ACK_APP,
+};
+
struct recv_data {
uint8_t message[64];
enum message_type message_type;
int speed;
uint16_t version;
uint8_t credits;
+ enum hmuartlgw_state uartlgw_state;
+ uint8_t uartlgw_version[3];
};
static int parse_hmcfgusb(uint8_t *buf, int buf_len, void *data)
*e = '\0';
v = atoi(s);
rdata->version |= v;
+
+ s = e + 1;
+ e = strchr(s, ' ');
+ if (!e) {
+ break;
+ }
+ *e = '\0';
+ if (!strcmp(s, "a-culfw")) {
+ rdata->version = 0xffff;
+ }
}
break;
case 'E':
return 1;
}
-int send_hm_message(struct ota_dev *dev, struct recv_data *rdata, uint8_t *msg)
+static int parse_hmuartlgw(enum hmuartlgw_dst dst, uint8_t *buf, int buf_len, void *data)
+{
+ struct recv_data *rdata = data;
+
+ if (dst == HMUARTLGW_OS) {
+ switch (rdata->uartlgw_state) {
+ case HMUARTLGW_STATE_GET_FIRMWARE:
+ if (buf[0] == HMUARTLGW_OS_ACK) {
+ rdata->uartlgw_version[0] = buf[5];
+ rdata->uartlgw_version[1] = buf[6];
+ rdata->uartlgw_version[2] = buf[7];
+ rdata->uartlgw_state = HMUARTLGW_STATE_DONE;
+ }
+ break;
+ case HMUARTLGW_STATE_GET_CREDITS:
+ if (buf[0] == HMUARTLGW_OS_ACK) {
+ rdata->credits = buf[2] / 2;
+ rdata->uartlgw_state = HMUARTLGW_STATE_DONE;
+ }
+ break;
+ default:
+ break;
+ }
+ return 0;
+ }
+
+ switch(buf[0]) {
+ case HMUARTLGW_APP_ACK:
+ if (rdata->uartlgw_state == HMUARTLGW_STATE_GET_HMID) {
+ my_hmid = (buf[4] << 16) | (buf[5] << 8) | buf[6];
+ }
+
+ rdata->status = buf[1];
+ rdata->message_type = MESSAGE_TYPE_R;
+ rdata->uartlgw_state = HMUARTLGW_STATE_ACK_APP;
+#if 0
+ hexdump(buf, buf_len, "ACK Status: ");
+#endif
+
+ break;
+ case HMUARTLGW_APP_RECV:
+ if ((!hmid) ||
+ ((buf[7] == ((hmid >> 16) & 0xff)) &&
+ (buf[8] == ((hmid >> 8) & 0xff)) &&
+ (buf[9] == (hmid & 0xff)))) {
+ memset(rdata->message, 0, sizeof(rdata->message));
+ memcpy(rdata->message + 1, buf + 4, buf_len - 4);
+ rdata->message[LEN] = buf_len - 4;
+ rdata->message_type = MESSAGE_TYPE_E;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return 1;
+}
+
+int send_wait_hmuartlgw(struct hm_dev *dev, struct recv_data *rdata, uint8_t *data, int data_len,
+ enum hmuartlgw_dst dst, enum hmuartlgw_state srcstate,
+ enum hmuartlgw_state dststate)
+{
+ int cnt = 5;
+
+ do {
+ rdata->uartlgw_state = srcstate;
+ hmuartlgw_send(dev->hmuartlgw, data, data_len, dst);
+ do { hmuartlgw_poll(dev->hmuartlgw, 500); } while (rdata->uartlgw_state != dststate);
+ if (rdata->status != HMUARTLGW_ACK_EINPROGRESS)
+ break;
+ usleep(200*1000);
+ } while (cnt--);
+ if (rdata->status == HMUARTLGW_ACK_EINPROGRESS) {
+ fprintf(stderr, "IO thinks it is busy, you might have to reset it!\n");
+ return 0;
+ }
+
+ return 1;
+}
+
+int send_hm_message(struct hm_dev *dev, struct recv_data *rdata, uint8_t *msg)
{
static uint32_t id = 1;
struct timeval tv;
memcpy(&(rbuf[PAYLOAD]), resp, 16);
SET_LEN_FROM_PAYLOADLEN(rbuf, 16);
+ usleep(110000); /* Determined by a fair dice roll */
return send_hm_message(dev, rdata, rbuf);
}
}
}
}
break;
+ case DEVICE_TYPE_HMUARTLGW:
+ memset(out, 0, sizeof(out));
+
+ out[0] = HMUARTLGW_APP_SEND;
+ out[1] = 0x00;
+ out[2] = 0x00;
+ out[3] = (msg[CTL] & 0x10) ? 0x01 : 0x00; /* Burst?! */
+ memcpy(&out[4], &msg[1], msg[0]);
+
+ memset(rdata, 0, sizeof(struct recv_data));
+ hmuartlgw_send(dev->hmuartlgw, out, msg[0] + 4, HMUARTLGW_APP);
+
+ while (1) {
+ if (rdata->message_type == MESSAGE_TYPE_R) {
+ if ((rdata->status == 0x02) ||
+ (rdata->status == 0x03) ||
+ (rdata->status == 0x0c)) {
+ break;
+ } else {
+ if (rdata->status == 0x0d) {
+ fprintf(stderr, "\nAES handshake failed!\n");
+ } else if (rdata->status == 0x04 || rdata->status == 0x06) {
+ fprintf(stderr, "\nMissing ACK!\n");
+ } else {
+ fprintf(stderr, "\nInvalid status: %04x\n", rdata->status);
+ }
+ return 0;
+ }
+ }
+ errno = 0;
+ pfd = hmuartlgw_poll(dev->hmuartlgw, 1000);
+ if ((pfd < 0) && errno) {
+ if (errno != ETIMEDOUT) {
+ perror("\n\nhmcfgusb_poll");
+ exit(EXIT_FAILURE);
+ }
+ }
+ }
+ break;
}
id++;
return 1;
}
-static int switch_speed(struct ota_dev *dev, struct recv_data *rdata, uint8_t speed)
+static int switch_speed(struct hm_dev *dev, struct recv_data *rdata, uint8_t speed)
{
uint8_t out[0x40];
int pfd;
return culfw_send(dev->culfw, "Ar\r\n", 4);
}
break;
+ case DEVICE_TYPE_HMUARTLGW:
+ if (speed == 100) {
+ out[0] = HMUARTLGW_OS_UPDATE_MODE;
+ out[1] = 0xe9;
+ out[2] = 0xca;
+ hmuartlgw_send(dev->hmuartlgw, out, 3, HMUARTLGW_OS);
+ } else {
+ out[0] = HMUARTLGW_OS_NORMAL_MODE;
+ hmuartlgw_send(dev->hmuartlgw, out, 1, HMUARTLGW_OS);
+ }
+ break;
}
return 1;
fprintf(stderr, "\t-c device\tenable CUL-mode with CUL at path \"device\"\n");
fprintf(stderr, "\t-b bps\t\tuse CUL with speed \"bps\" (default: %u)\n", DEFAULT_CUL_BPS);
fprintf(stderr, "\t-l\t\tlower payloadlen (required for devices with little RAM, e.g. CUL v2 and CUL v4)\n");
+ fprintf(stderr, "\t-S serial\tuse HM-CFG-USB with given serial\n");
+ fprintf(stderr, "\t-U device\tuse HM-MOD-UART on given device\n");
fprintf(stderr, "\t-h\t\tthis help\n");
fprintf(stderr, "\nOptional parameters for automatically sending device to bootloader\n");
fprintf(stderr, "\t-C\t\tHMID of central (3 hex-bytes, no prefix, e.g. ABCDEF)\n");
char *culfw_dev = NULL;
char *endptr = NULL;
unsigned int bps = DEFAULT_CUL_BPS;
- struct ota_dev dev;
+ struct hm_dev dev;
struct recv_data rdata;
uint8_t out[0x40];
uint8_t *pos;
uint8_t msgid = 0x1;
uint16_t len;
struct firmware *fw;
+ char *hmcfgusb_serial = NULL;
+ char *uart = NULL;
int block;
int pfd;
int debug = 0;
printf("HomeMatic OTA flasher version " VERSION "\n\n");
- while((opt = getopt(argc, argv, "b:c:f:hls:C:D:K:")) != -1) {
+ while((opt = getopt(argc, argv, "b:c:f:hls:C:D:K:S:U:")) != -1) {
switch (opt) {
case 'b':
bps = atoi(optarg);
endptr += 2;
}
break;
+ case 'S':
+ hmcfgusb_serial = optarg;
+ break;
+ case 'U':
+ uart = optarg;
+ break;
case 'h':
case ':':
case '?':
exit(EXIT_FAILURE);
memset(&rdata, 0, sizeof(rdata));
- memset(&dev, 0, sizeof(struct ota_dev));
+ memset(&dev, 0, sizeof(struct hm_dev));
if (culfw_dev) {
printf("Opening culfw-device at path %s with speed %u\n", culfw_dev, bps);
break;
}
- printf("culfw-device firmware version: %u.%02u\n",
- (rdata.version >> 8) & 0xff,
- rdata.version & 0xff);
+ printf("culfw-device firmware version: ");
+ if (rdata.version != 0xffff) {
+ printf("%u.%02u\n",
+ (rdata.version >> 8) & 0xff,
+ rdata.version & 0xff);
+ } else {
+ printf("a-culfw\n");
+ }
if (rdata.version < 0x013a) {
fprintf(stderr, "\nThis version does _not_ support firmware upgrade mode, you need at least 1.58!\n");
exit(EXIT_FAILURE);
}
+ } else if (uart) {
+ uint32_t new_hmid = my_hmid;
+
+ hmuartlgw_set_debug(debug);
+
+ dev.hmuartlgw = hmuart_init(uart, parse_hmuartlgw, &rdata, 1);
+ if (!dev.hmuartlgw) {
+ fprintf(stderr, "Can't initialize HM-MOD-UART\n");
+ exit(EXIT_FAILURE);
+ }
+ dev.type = DEVICE_TYPE_HMUARTLGW;
+
+ out[0] = HMUARTLGW_APP_GET_HMID;
+ send_wait_hmuartlgw(&dev, &rdata, out, 1, HMUARTLGW_APP, HMUARTLGW_STATE_GET_HMID, HMUARTLGW_STATE_ACK_APP);
+
+ out[0] = HMUARTLGW_OS_GET_FIRMWARE;
+ send_wait_hmuartlgw(&dev, &rdata, out, 1, HMUARTLGW_OS, HMUARTLGW_STATE_GET_FIRMWARE, HMUARTLGW_STATE_DONE);
+
+ out[0] = HMUARTLGW_OS_GET_CREDITS;
+ send_wait_hmuartlgw(&dev, &rdata, out, 1, HMUARTLGW_OS, HMUARTLGW_STATE_GET_CREDITS, HMUARTLGW_STATE_DONE);
+
+ printf("HM-MOD-UART firmware version: %u.%u.%u, used credits: %u%%\n",
+ rdata.uartlgw_version[0],
+ rdata.uartlgw_version[1],
+ rdata.uartlgw_version[2],
+ rdata.credits);
+
+ if (rdata.credits >= 40) {
+ printf("\nRebooting HM-MOD-UART to avoid running out of credits\n");
+
+ hmuartlgw_enter_bootloader(dev.hmuartlgw);
+ hmuartlgw_enter_app(dev.hmuartlgw);
+ }
+
+ printf("\nHM-MOD-UART opened\n\n");
+
+ if (new_hmid && (my_hmid != new_hmid)) {
+ printf("Changing hmid from %06x to %06x\n", my_hmid, new_hmid);
+
+ out[0] = HMUARTLGW_APP_SET_HMID;
+ out[1] = (new_hmid >> 16) & 0xff;
+ out[2] = (new_hmid >> 8) & 0xff;
+ out[3] = new_hmid & 0xff;
+ send_wait_hmuartlgw(&dev, &rdata, out, 4, HMUARTLGW_APP, HMUARTLGW_STATE_WAIT_APP, HMUARTLGW_STATE_ACK_APP);
+
+ my_hmid = new_hmid;
+ }
+
+ if (kNo > 0) {
+ printf("Setting AES-key\n");
+
+ memset(out, 0, sizeof(out));
+ out[0] = HMUARTLGW_APP_SET_CURRENT_KEY;
+ memcpy(&(out[1]), key, 16);
+ out[17] = kNo;
+ send_wait_hmuartlgw(&dev, &rdata, out, 18, HMUARTLGW_APP, HMUARTLGW_STATE_WAIT_APP, HMUARTLGW_STATE_ACK_APP);
+
+ memset(out, 0, sizeof(out));
+ out[0] = HMUARTLGW_APP_SET_OLD_KEY;
+ memcpy(&(out[1]), key, 16);
+ out[17] = kNo;
+ send_wait_hmuartlgw(&dev, &rdata, out, 18, HMUARTLGW_APP, HMUARTLGW_STATE_WAIT_APP, HMUARTLGW_STATE_ACK_APP);
+ }
} else {
uint32_t new_hmid = my_hmid;
hmcfgusb_set_debug(debug);
- dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata);
+ dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata, hmcfgusb_serial);
if (!dev.hmcfgusb) {
fprintf(stderr, "Can't initialize HM-CFG-USB\n");
exit(EXIT_FAILURE);
hmcfgusb_close(dev.hmcfgusb);
}
sleep(1);
- } while (((dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata)) == NULL) || (!dev.hmcfgusb->bootloader));
+ } while (((dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata, hmcfgusb_serial)) == NULL) || (!dev.hmcfgusb->bootloader));
}
if (dev.hmcfgusb->bootloader) {
hmcfgusb_close(dev.hmcfgusb);
}
sleep(1);
- } while (((dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata)) == NULL) || (dev.hmcfgusb->bootloader));
+ } while (((dev.hmcfgusb = hmcfgusb_init(parse_hmcfgusb, &rdata, hmcfgusb_serial)) == NULL) || (dev.hmcfgusb->bootloader));
}
}
}
if (hmid && my_hmid) {
+ switch (dev.type) {
+ case DEVICE_TYPE_HMCFGUSB:
+ printf("Adding HMID\n");
+
+ memset(out, 0, sizeof(out));
+ out[0] = '+';
+ out[1] = (hmid >> 16) & 0xff;
+ out[2] = (hmid >> 8) & 0xff;
+ out[3] = hmid & 0xff;
+
+ hmcfgusb_send(dev.hmcfgusb, out, sizeof(out), 1);
+ break;
+ case DEVICE_TYPE_HMUARTLGW:
+ printf("Adding HMID\n");
+
+ memset(out, 0, sizeof(out));
+ out[0] = HMUARTLGW_APP_ADD_PEER;
+ out[1] = (hmid >> 16) & 0xff;
+ out[2] = (hmid >> 8) & 0xff;
+ out[3] = hmid & 0xff;
+ out[4] = (kNo > 0) ? kNo : 0x00; /* KeyIndex */
+ out[5] = 0x00; /* WakeUp? */
+ out[6] = 0x00; /* WakeUp? */
+
+ send_wait_hmuartlgw(&dev, &rdata, out, 7, HMUARTLGW_APP, HMUARTLGW_STATE_WAIT_APP, HMUARTLGW_STATE_ACK_APP);
+
+ break;
+ }
printf("Sending device with hmid %06x to bootloader\n", hmid);
- out[MSGID] = msgid++;
out[CTL] = 0x30;
out[TYPE] = 0x11;
SET_SRC(out, my_hmid);
cnt = 3;
do {
+ out[MSGID] = msgid++;
if (send_hm_message(&dev, &rdata, out)) {
break;
}
pfd = culfw_poll(dev.culfw, 1000);
break;
case DEVICE_TYPE_HMCFGUSB:
- default:
pfd = hmcfgusb_poll(dev.hmcfgusb, 1000);
break;
+ case DEVICE_TYPE_HMUARTLGW:
+ pfd = hmuartlgw_poll(dev.hmuartlgw, 1000);
+ break;
+ default:
+ pfd = -1;
+ break;
}
if ((pfd < 0) && errno) {
printf("Device with serial %s (HMID: %06x) entered firmware-update-mode\n", serial, hmid);
- if (dev.type == DEVICE_TYPE_HMCFGUSB) {
- printf("Adding HMID\n");
+ switch (dev.type) {
+ case DEVICE_TYPE_HMCFGUSB:
+ printf("Adding HMID\n");
- memset(out, 0, sizeof(out));
- out[0] = '+';
- out[1] = (hmid >> 16) & 0xff;
- out[2] = (hmid >> 8) & 0xff;
- out[3] = hmid & 0xff;
+ memset(out, 0, sizeof(out));
+ out[0] = '+';
+ out[1] = (hmid >> 16) & 0xff;
+ out[2] = (hmid >> 8) & 0xff;
+ out[3] = hmid & 0xff;
- hmcfgusb_send(dev.hmcfgusb, out, sizeof(out), 1);
+ hmcfgusb_send(dev.hmcfgusb, out, sizeof(out), 1);
+ break;
+ case DEVICE_TYPE_HMUARTLGW:
+ printf("Adding HMID\n");
+
+ memset(out, 0, sizeof(out));
+ out[0] = HMUARTLGW_APP_ADD_PEER;
+ out[1] = (hmid >> 16) & 0xff;
+ out[2] = (hmid >> 8) & 0xff;
+ out[3] = hmid & 0xff;
+ out[4] = 0x00; /* KeyIndex */
+ out[5] = 0x00; /* WakeUp? */
+ out[6] = 0x00; /* WakeUp? */
+
+ send_wait_hmuartlgw(&dev, &rdata, out, 7, HMUARTLGW_APP, HMUARTLGW_STATE_WAIT_APP, HMUARTLGW_STATE_ACK_APP);
+
+ break;
}
switchcnt = 3;
}
printf("Waiting for device to reboot\n");
+ rdata.message_type = MESSAGE_TYPE_R;
cnt = 10;
+ if (dev.type == DEVICE_TYPE_HMUARTLGW)
+ cnt = 200; /* FIXME */
do {
errno = 0;
switch(dev.type) {
pfd = culfw_poll(dev.culfw, 1000);
break;
case DEVICE_TYPE_HMCFGUSB:
- default:
pfd = hmcfgusb_poll(dev.hmcfgusb, 1000);
break;
+ case DEVICE_TYPE_HMUARTLGW:
+ pfd = hmuartlgw_poll(dev.hmuartlgw, 1000);
+ break;
+ default:
+ pfd = -1;
+ break;
}
if ((pfd < 0) && errno) {
if (errno != ETIMEDOUT) {
projects / hmcfgusb / blobdiff