X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fkernel%2Fao_stdio.c;h=227499c81524ae4a3d521bf25ad4a460f7882cd5;hb=e8bb5128a09c7f48f9c2a0aa2ee6bae13b4b6322;hp=b79d465afa4975180faab8b3589b4d97bb210d52;hpb=1085ec5d57e0ed5d132f2bbdac1a0b6a32c0ab4a;p=fw%2Faltos diff --git a/src/kernel/ao_stdio.c b/src/kernel/ao_stdio.c index b79d465a..227499c8 100644 --- a/src/kernel/ao_stdio.c +++ b/src/kernel/ao_stdio.c @@ -55,6 +55,9 @@ #ifndef PACKET_HAS_SLAVE #define PACKET_HAS_SLAVE 0 #endif +#ifndef CONSOLE_STDIN +#define CONSOLE_STDIN 0 +#endif #define USE_SERIAL_STDIN (USE_SERIAL_0_STDIN + \ USE_SERIAL_1_STDIN + \ @@ -67,7 +70,7 @@ USE_SERIAL_8_STDIN + \ USE_SERIAL_9_STDIN) -#define AO_NUM_STDIOS (HAS_USB + PACKET_HAS_SLAVE + USE_SERIAL_STDIN) +#define AO_NUM_STDIOS (HAS_USB + PACKET_HAS_SLAVE + USE_SERIAL_STDIN + CONSOLE_STDIN) __xdata struct ao_stdio ao_stdios[AO_NUM_STDIOS]; @@ -80,8 +83,8 @@ __pdata int8_t ao_cur_stdio; #define ao_num_stdios 0 #endif -void -putchar(char c) +int +ao_putchar(char c) { #if LOW_LEVEL_DEBUG if (!ao_cur_task) { @@ -89,12 +92,13 @@ putchar(char c) if (c == '\n') ao_debug_out('\r'); ao_debug_out(c); - return; + return 0; } #endif if (c == '\n') (*ao_stdios[ao_cur_stdio].putchar)('\r'); (*ao_stdios[ao_cur_stdio].putchar)(c); + return 0; } void @@ -107,7 +111,7 @@ flush(void) __xdata uint8_t ao_stdin_ready; char -getchar(void) __reentrant +ao_getchar(void) __reentrant { int c; int8_t stdio; @@ -155,3 +159,33 @@ ao_add_stdio(int (*_pollchar)(void), return 0; #endif } + +/* + * Basic I/O functions to support newlib tinystdio package + */ + +static int +ao_putc(char c, FILE *ignore) +{ + (void) ignore; + return ao_putchar(c); +} + +static int +ao_getc(FILE *ignore) +{ + (void) ignore; + return ao_getchar(); +} + +static int +ao_flushc(FILE *ignore) +{ + (void) ignore; + flush(); + return 0; +} + +static FILE __stdio = FDEV_SETUP_STREAM(ao_putc, ao_getc, ao_flushc, _FDEV_SETUP_RW); + +FILE *const __iob[3] = { &__stdio, &__stdio, &__stdio };