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| author | drath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2006-08-01 09:45:22 +0000 |
|---|---|---|
| committer | drath <drath@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2006-08-01 09:45:22 +0000 |
| commit | 7d244761461701e1161df32c2f1d4cd50ae2bb26 (patch) | |
| tree | 9adfc28cb669a838c338af1f5d6203ca92cc4c7b /src/jtag/ftd2xx.c | |
| parent | 1341eb3b0aea74b939a5d7702f696b175d032647 (diff) | |
| download | openocd+libswd-7d244761461701e1161df32c2f1d4cd50ae2bb26.tar.gz openocd+libswd-7d244761461701e1161df32c2f1d4cd50ae2bb26.tar.bz2 openocd+libswd-7d244761461701e1161df32c2f1d4cd50ae2bb26.tar.xz openocd+libswd-7d244761461701e1161df32c2f1d4cd50ae2bb26.zip | |
- allow building for MinGW using either -mno-cygwin or the MinGW gcc
- added GiveIO support to the amt_jtagaccel driver
- explicitly disable loopback mode for FT2232 devices
- changed configuration options n[st]rst_delay to jtag_n[st]rst_delay
- shutdown network services on exit
git-svn-id: svn://svn.berlios.de/openocd/trunk@80 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src/jtag/ftd2xx.c')
| -rw-r--r-- | src/jtag/ftd2xx.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/jtag/ftd2xx.c b/src/jtag/ftd2xx.c index e8d29a88..050f9c04 100644 --- 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 buf[1]; + DWORD bytes_written; ftd2xx_layout_t *cur_layout = ftd2xx_layouts; @@ -900,6 +902,13 @@ int ftd2xx_init(void) 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) { |