diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/microblaze/lib/hal_io.c | 17 | ||||
| -rw-r--r-- | firmware/microblaze/lib/hal_uart.c | 2 |
2 files changed, 10 insertions, 9 deletions
diff --git a/firmware/microblaze/lib/hal_io.c b/firmware/microblaze/lib/hal_io.c index 261c8cc2a..be4c570c7 100644 --- a/firmware/microblaze/lib/hal_io.c +++ b/firmware/microblaze/lib/hal_io.c @@ -237,10 +237,10 @@ int puts(const char *s) char * fgets(hal_uart_name_t u, char * const s) { - char *x = s; - while((*x=(char)hal_uart_getc(u)) != '\n') x++; - *x = 0; - return s; + char *x = s; + while((*x=(char)hal_uart_getc(u)) != '\n') x++; + *x = 0; + return s; } int @@ -248,8 +248,8 @@ fngets(hal_uart_name_t u, char * const s, int len) { char *x = s; while(((*x=(char)hal_uart_getc(u)) != '\n') && ((x-s) < len)) x++; - *x = 0; - return (x-s); + *x = 0; + return (x-s); } int @@ -258,8 +258,9 @@ 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 != -1) && ((x-s) < len)) x++; - *x = 0; - return (x-s); + *x = 0; + //printf("Returning from fngets() with string %d of length %d\n", s[0], x-s); + return (x-s); } char * diff --git a/firmware/microblaze/lib/hal_uart.c b/firmware/microblaze/lib/hal_uart.c index 0ac6abd69..7836240fe 100644 --- a/firmware/microblaze/lib/hal_uart.c +++ b/firmware/microblaze/lib/hal_uart.c @@ -108,7 +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) ? -1 : uart_regs[u].rxchar; //return -1 if nothing there, cause 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) |