X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/hmcfgusb/blobdiff_plain/70faa2739b0dbfdf06ece20ba5171b895f0000be..256adf553a043566b5131e718060b918d2075943:/hmuartlgw.c

diff --git a/hmuartlgw.c b/hmuartlgw.c
index 52aa2a4..9335c44 100644
--- a/hmuartlgw.c
+++ b/hmuartlgw.c
@@ -48,10 +48,12 @@ enum hmuartlgw_state {
 	HMUARTLGW_ENTER_BOOTLOADER,
 	HMUARTLGW_ENTER_BOOTLOADER_ACK,
 	HMUARTLGW_BOOTLOADER,
+	HMUARTLGW_HMIP_BOOTLOADER,
 	HMUARTLGW_ENTER_APPLICATION,
 	HMUARTLGW_ENTER_APPLICATION_ACK,
 	HMUARTLGW_APPLICATION,
 	HMUARTLGW_DUAL_APPLICATION,
+	HMUARTLGW_HMIP_APPLICATION,
 };
 
 struct recv_data {
@@ -106,6 +108,12 @@ static int hmuartlgw_init_parse(enum hmuartlgw_dst dst, uint8_t *buf, int buf_le
 					if (!strncmp(((char*)buf)+2, "DualCoPro_App", 13)) {
 						rdata->state = HMUARTLGW_DUAL_APPLICATION;
 						return 1;
+					} else if (!strncmp(((char*)buf)+2, "HMIP_TRX_App", 12)) {
+						rdata->state = HMUARTLGW_HMIP_APPLICATION;
+						return 1;
+					} else if (!strncmp(((char*)buf)+2, "HMIP_TRX_Bl", 11)) {
+						rdata->state = HMUARTLGW_HMIP_BOOTLOADER;
+						return 1;
 					}
 				}
 				break;
@@ -204,6 +212,12 @@ static int hmuartlgw_init_parse(enum hmuartlgw_dst dst, uint8_t *buf, int buf_le
 			break;
 	}
 
+	/* Try to query current app in case we might be in the DUAL/HMIP-Bootloader */
+	if ((buf[0] == HMUARTLGW_OS_ACK) && (buf[1] == 0x03)) {
+		buf[0] = HMUARTLGW_DUAL_GET_APP;
+		hmuartlgw_send(rdata->dev, buf, 1, HMUARTLGW_DUAL);
+	}
+
         return 1;
 }
 
@@ -287,6 +301,7 @@ void hmuartlgw_enter_bootloader(struct hmuartlgw_dev *dev)
 	void *cb_data_old = dev->cb_data;
 	struct recv_data rdata = { 0 };
 	uint8_t buf[128] = { 0 };
+	int ret;
 
 	if (debug) {
 		fprintf(stderr, "Entering bootloader\n");
@@ -300,17 +315,29 @@ void hmuartlgw_enter_bootloader(struct hmuartlgw_dev *dev)
 	buf[0] = HMUARTLGW_OS_GET_APP;
 	hmuartlgw_send(dev, buf, 1, HMUARTLGW_OS);
 	do {
-		hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+		errno = 0;
+		ret = hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+		if (ret == -1 && errno == ETIMEDOUT) {
+			fprintf(stderr, "Communication with the module timed out, is the serial port configured correctly?\n");
+			exit(1);
+		}
 	} while (rdata.state == HMUARTLGW_QUERY_APPSTATE);
 
-	if (rdata.state != HMUARTLGW_BOOTLOADER) {
+	if ((rdata.state != HMUARTLGW_BOOTLOADER) &&
+	    (rdata.state != HMUARTLGW_HMIP_BOOTLOADER)) {
 		rdata.dev = dev;
 		rdata.state = HMUARTLGW_ENTER_BOOTLOADER;
 		buf[0] = HMUARTLGW_OS_CHANGE_APP;
 		hmuartlgw_send(dev, buf, 1, HMUARTLGW_OS);
 		do {
-			hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
-		} while (rdata.state != HMUARTLGW_BOOTLOADER);
+			errno = 0;
+			ret = hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+			if (ret == -1 && errno == ETIMEDOUT) {
+				fprintf(stderr, "Communication with the module timed out, is the serial port configured correctly?\n");
+				exit(1);
+			}
+		} while ((rdata.state != HMUARTLGW_BOOTLOADER) &&
+		         (rdata.state != HMUARTLGW_HMIP_BOOTLOADER));
 
 		printf("Waiting for bootloader to settle...\n");
 		sleep(HMUARTLGW_SETTLE_TIME);
@@ -326,6 +353,7 @@ void hmuartlgw_enter_app(struct hmuartlgw_dev *dev)
 	void *cb_data_old = dev->cb_data;
 	struct recv_data rdata = { 0 };
 	uint8_t buf[128] = { 0 };
+	int ret;
 
 	if (debug) {
 		fprintf(stderr, "Entering application\n");
@@ -339,7 +367,12 @@ void hmuartlgw_enter_app(struct hmuartlgw_dev *dev)
 	buf[0] = HMUARTLGW_OS_GET_APP;
 	hmuartlgw_send(dev, buf, 1, HMUARTLGW_OS);
 	do {
-		hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+		errno = 0;
+		ret = hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+		if (ret == -1 && errno == ETIMEDOUT) {
+			fprintf(stderr, "Communication with the module timed out, is the serial port configured correctly?\n");
+			exit(1);
+		}
 	} while (rdata.state == HMUARTLGW_QUERY_APPSTATE);
 
 	if ((rdata.state != HMUARTLGW_APPLICATION) &&
@@ -349,7 +382,12 @@ void hmuartlgw_enter_app(struct hmuartlgw_dev *dev)
 		buf[0] = HMUARTLGW_OS_CHANGE_APP;
 		hmuartlgw_send(dev, buf, 1, HMUARTLGW_OS);
 		do {
-			hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+			errno = 0;
+			ret = hmuartlgw_poll(dev, HMUARTLGW_INIT_TIMEOUT);
+			if (ret == -1 && errno == ETIMEDOUT) {
+				fprintf(stderr, "Communication with the module timed out, is the serial port configured correctly?\n");
+				exit(1);
+			}
 		} while ((rdata.state != HMUARTLGW_APPLICATION) &&
 		         (rdata.state != HMUARTLGW_DUAL_APPLICATION));