- allow building for MinGW using either -mno-cygwin or the MinGW gcc

[openocd.git] / src / jtag / ftd2xx.c

diff --git a/src/jtag/ftd2xx.c b/src/jtag/ftd2xx.c
index e8d29a88ad8c92a0c9b9ef2064e7b1602f268c51..050f9c04d9c01d48885bc55db87449807e6bf05b 100644 (file)
--- a/src/jtag/ftd2xx.c
+++ b/src/jtag/ftd2xx.c
@@ -799,6 +799,8 @@ int ftd2xx_init(void)
        u8 latency_timer;
        FT_STATUS status;
        DWORD num_devices;
        u8 latency_timer;
        FT_STATUS status;
        DWORD num_devices;

+       u8 buf[1];
+       DWORD bytes_written;

        
        ftd2xx_layout_t *cur_layout = ftd2xx_layouts;
        
        
        ftd2xx_layout_t *cur_layout = ftd2xx_layouts;
        


@@ -900,6 +902,13 @@ int ftd2xx_init(void)
                return ERROR_JTAG_INIT_FAILED;
 
        ftd2xx_speed(jtag_speed);
                return ERROR_JTAG_INIT_FAILED;
 
        ftd2xx_speed(jtag_speed);

+
+       buf[0] = 0x85; /* Disconnect TDI/DO to TDO/DI for Loopback */
+       if (((status = FT_Write(ftdih, buf, 1, &bytes_written)) != FT_OK) || (bytes_written != 1))
+       {
+               ERROR("couldn't write to ftdi device: %i", status);
+               return ERROR_JTAG_INIT_FAILED;
+       }

        
        if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
        {
        
        if ((status = FT_Purge(ftdih, FT_PURGE_RX | FT_PURGE_TX)) != FT_OK)
        {