flash-hmmoduart: add utility to upgrade firmware on HM-MOD-UART

[hmcfgusb] / hmuartlgw.c

diff --git a/hmuartlgw.c b/hmuartlgw.c
index 4c274cf93e85ea558c0995684c29363dbc112cb7..2fa755c03eb9c880c4c7ca5db00080a0b16bfa39 100644 (file)
--- a/hmuartlgw.c
+++ b/hmuartlgw.c
@@ -142,7 +142,7 @@ static int hmuartlgw_init_parse(enum hmuartlgw_dst dst, uint8_t *buf, int buf_le
         return 1;
 }
 
-struct hmuartlgw_dev *hmuart_init(char *device, hmuartlgw_cb_fn cb, void *data)
+struct hmuartlgw_dev *hmuart_init(char *device, hmuartlgw_cb_fn cb, void *data, int app)
 {
        struct hmuartlgw_dev *dev = NULL;
        struct termios oldtio, tio;
@@ -191,7 +191,11 @@ struct hmuartlgw_dev *hmuart_init(char *device, hmuartlgw_cb_fn cb, void *data)
 
        hmuartlgw_flush(dev);
 
-       hmuartlgw_enter_app(dev);
+       if (app) {
+               hmuartlgw_enter_app(dev);
+       } else {
+               hmuartlgw_enter_bootloader(dev);
+       }
 
        dev->cb = cb;
        dev->cb_data = data;
@@ -329,7 +333,7 @@ int hmuartlgw_send_raw(struct hmuartlgw_dev *dev, uint8_t *frame, int framelen)
 int hmuartlgw_send(struct hmuartlgw_dev *dev, uint8_t *cmd, int cmdlen, enum hmuartlgw_dst dst)
 {
        static uint8_t cnt = 0;
-       uint8_t frame[1024] = { 0 };
+       uint8_t frame[4096] = { 0 };
        uint16_t crc;
 
        frame[0] = 0xfd;