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| author | Nick Foster <nick@nerdnetworks.org> | 2010-08-13 17:28:08 -0700 |
|---|---|---|
| committer | Nick Foster <nick@nerdnetworks.org> | 2010-08-13 17:28:08 -0700 |
| commit | f626a4f21d7301e573bcb601f16bf6ba38352c34 (patch) | |
| tree | 27f8d08cd53ad8ae3328ba404fbed9b1e014bf67 /firmware/microblaze/lib/hal_uart.c | |
| parent | ac899c005274ff974565c8ab5c125c51feed4d69 (diff) | |
| download | uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.tar.gz uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.tar.bz2 uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.zip | |
Fixed behavior when no GPS present.
Diffstat (limited to 'firmware/microblaze/lib/hal_uart.c')
| -rw-r--r-- | firmware/microblaze/lib/hal_uart.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/firmware/microblaze/lib/hal_uart.c b/firmware/microblaze/lib/hal_uart.c index 9697f5b20..0ac6abd69 100644 --- a/firmware/microblaze/lib/hal_uart.c +++ b/firmware/microblaze/lib/hal_uart.c @@ -108,8 +108,7 @@ hal_uart_getc_timeout(hal_uart_name_t u) int timeout = 0; while (((uart_regs[u].rxlevel) == 0) && (timeout++ < HAL_UART_TIMEOUT_MS)) mdelay(1); - - return (timeout == HAL_UART_TIMEOUT_MS) ? '\n' : uart_regs[u].rxchar; //return a newline if nothing there, this will trip fngets to quit + return (timeout == HAL_UART_TIMEOUT_MS) ? -1 : uart_regs[u].rxchar; //return -1 if nothing there, cause fngets to quit } int hal_uart_rx_flush(hal_uart_name_t u) |