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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 | |
| parent | ac899c005274ff974565c8ab5c125c51feed4d69 (diff) | |
| download | uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.tar.gz uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.tar.bz2 uhd-f626a4f21d7301e573bcb601f16bf6ba38352c34.zip | |
Fixed behavior when no GPS present.
| -rw-r--r-- | firmware/microblaze/lib/hal_io.c | 4 | ||||
| -rw-r--r-- | firmware/microblaze/lib/hal_uart.c | 3 |
2 files changed, 3 insertions, 4 deletions
diff --git a/firmware/microblaze/lib/hal_io.c b/firmware/microblaze/lib/hal_io.c index a8654bce7..261c8cc2a 100644 --- a/firmware/microblaze/lib/hal_io.c +++ b/firmware/microblaze/lib/hal_io.c @@ -256,9 +256,9 @@ int fngets_timeout(hal_uart_name_t u, char * const s, int len) { char *x = s; - while(((*x=(char)hal_uart_getc_timeout(u)) != '\n') && ((x-s) < len)) x++; + + while(((*x=(char)hal_uart_getc_timeout(u)) != '\n') && (*x != -1) && ((x-s) < len)) x++; *x = 0; - if(x==s) return 0; return (x-s); } 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) |