diff options
author | Ashish Gupta <ashmew2@gmail.com> | 2017-04-05 21:39:01 +0200 |
---|---|---|
committer | Ashish Gupta <ashmew2@gmail.com> | 2017-10-25 22:04:54 +0200 |
commit | a618be2a69a347128a4e29c879abf4a913421f52 (patch) | |
tree | bc2c47924baf985e202b61bcf4c9acec7fe44ea1 /frontends/kolibrios/kolibri_debug.c | |
parent | 341c22d2a593040c558de5f9b82d3f740207d82f (diff) | |
download | netsurf-a618be2a69a347128a4e29c879abf4a913421f52.tar.gz netsurf-a618be2a69a347128a4e29c879abf4a913421f52.tar.bz2 |
Add kolibrios/ dir : Step 1 towards porting this to Kolibri OS
Diffstat (limited to 'frontends/kolibrios/kolibri_debug.c')
-rw-r--r-- | frontends/kolibrios/kolibri_debug.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/frontends/kolibrios/kolibri_debug.c b/frontends/kolibrios/kolibri_debug.c new file mode 100644 index 000000000..5e97d40e0 --- /dev/null +++ b/frontends/kolibrios/kolibri_debug.c @@ -0,0 +1,28 @@ +#include "kolibrios/kolibri_debug.h" +#include <stdarg.h> + +/* Write a printf() like function (variable argument list) for + writing to debug board TODO*/ + +void debug_board_write_byte(const char ch){ + __asm__ __volatile__( + "int $0x40" + : + :"a"(63), "b"(1), "c"(ch)); +} + +void debug_board_write_str(const char* str){ + while(*str) + debug_board_write_byte(*str++); +} + +void debug_board_printf(const char *format,...) +{ + va_list ap; + char log_board[300]; + + va_start (ap, format); + vsprintf(log_board, format, ap); + va_end(ap); + debug_board_write_str(log_board); +} |