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console: Avoid serial output before the console is running

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The video driver uses this for debugging, but if used before relocation it
crashes at present. Avoid trying to output debugging before the console is
ready.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2021-11-19 13:23:47 -07:00 committed by Anatolij Gustschin
parent 250e735c69
commit 4057e2772d
1 changed files with 4 additions and 2 deletions
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6
common/console.c
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@ -348,7 +348,8 @@ static void console_puts_select(int file, bool serial_only, const char *s)
void console_puts_select_stderr(bool serial_only, const char *s)
{
console_puts_select(stderr, serial_only, s);
if (gd->flags & GD_FLG_DEVINIT)
console_puts_select(stderr, serial_only, s);
}
static void console_puts(int file, const char *s)
@ -401,7 +402,8 @@ static inline void console_putc(int file, const char c)
void console_puts_select(int file, bool serial_only, const char *s)
{
if (serial_only == console_dev_is_serial(stdio_devices[file]))
if ((gd->flags & GD_FLG_DEVINIT) &&
serial_only == console_dev_is_serial(stdio_devices[file]))
stdio_devices[file]->puts(stdio_devices[file], s);
}