diff options
Diffstat (limited to 'common/console.c')
| -rw-r--r-- | common/console.c | 66 |
1 files changed, 65 insertions, 1 deletions
diff --git a/common/console.c b/common/console.c index e783f30..0c9bf66 100644 --- a/common/console.c +++ b/common/console.c @@ -199,6 +199,7 @@ static int console_setfile(int file, struct stdio_dev * dev) case stdout: gd->jt->putc = putc; gd->jt->puts = puts; + STDIO_DEV_ASSIGN_FLUSH(gd->jt, flush); gd->jt->printf = printf; break; } @@ -364,6 +365,19 @@ static void console_puts(int file, const char *s) } } +#ifdef CONFIG_CONSOLE_FLUSH_SUPPORT +static void console_flush(int file) +{ + int i; + struct stdio_dev *dev; + + for_each_console_dev(i, file, dev) { + if (dev->flush != NULL) + dev->flush(dev); + } +} +#endif + #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) static inline void console_doenv(int file, struct stdio_dev *dev) { @@ -413,6 +427,14 @@ static inline void console_puts(int file, const char *s) stdio_devices[file]->puts(stdio_devices[file], s); } +#ifdef CONFIG_CONSOLE_FLUSH_SUPPORT +static inline void console_flush(int file) +{ + if (stdio_devices[file]->flush) + stdio_devices[file]->flush(stdio_devices[file]); +} +#endif + #if CONFIG_IS_ENABLED(SYS_CONSOLE_IS_IN_ENV) static inline void console_doenv(int file, struct stdio_dev *dev) { @@ -480,7 +502,7 @@ int fgetc(int file) * Effectively poll for input wherever it may be available. */ for (;;) { - WATCHDOG_RESET(); + schedule(); if (CONFIG_IS_ENABLED(CONSOLE_MUX)) { /* * Upper layer may have already called tstc() so @@ -526,6 +548,14 @@ void fputs(int file, const char *s) console_puts(file, s); } +#ifdef CONFIG_CONSOLE_FLUSH_SUPPORT +void fflush(int file) +{ + if (file < MAX_FILES) + console_flush(file); +} +#endif + int fprintf(int file, const char *fmt, ...) { va_list args; @@ -740,6 +770,40 @@ void puts(const char *s) } } +#ifdef CONFIG_CONSOLE_FLUSH_SUPPORT +void flush(void) +{ + if (!gd) + return; + + /* sandbox can send characters to stdout before it has a console */ + if (IS_ENABLED(CONFIG_SANDBOX) && !(gd->flags & GD_FLG_SERIAL_READY)) { + os_flush(); + return; + } + + if (IS_ENABLED(CONFIG_DEBUG_UART) && !(gd->flags & GD_FLG_SERIAL_READY)) + return; + + if (IS_ENABLED(CONFIG_SILENT_CONSOLE) && (gd->flags & GD_FLG_SILENT)) + return; + + if (IS_ENABLED(CONFIG_DISABLE_CONSOLE) && (gd->flags & GD_FLG_DISABLE_CONSOLE)) + return; + + if (!gd->have_console) + return; + + if (gd->flags & GD_FLG_DEVINIT) { + /* Send to the standard output */ + fflush(stdout); + } else { + /* Send directly to the handler */ + serial_flush(); + } +} +#endif + #ifdef CONFIG_CONSOLE_RECORD int console_record_init(void) { |