When debugging, send pre-init output to ao_debug_out

Before tasking is running, send output to ao_debug_out to help debug
system initialization.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/core/ao_stdio.c b/src/core/ao_stdio.c
index c0138a30dbd730bc26bcea06b38fe872ce8650e2..2967e705cf013e9c3d08fb12a6e55da1c405f62e 100644 (file)
--- a/src/core/ao_stdio.c
+++ b/src/core/ao_stdio.c
@@ -30,6 +30,15 @@ __pdata int8_t ao_num_stdios;
 void
 putchar(char c)
 {
 void
 putchar(char c)
 {

+#if LOW_LEVEL_DEBUG
+       if (!ao_cur_task) {
+               extern void ao_debug_out(char c);
+               if (c == '\n')
+                       ao_debug_out('\r');
+               ao_debug_out(c);
+               return;
+       }
+#endif

        if (c == '\n')
                (*ao_stdios[ao_cur_stdio].putchar)('\r');
        (*ao_stdios[ao_cur_stdio].putchar)(c);
        if (c == '\n')
                (*ao_stdios[ao_cur_stdio].putchar)('\r');
        (*ao_stdios[ao_cur_stdio].putchar)(c);