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main, runtime: init serial at EFI boot stage, use serial as output

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This commit is contained in:
Edgaru089 2021-11-05 14:29:48 +08:00
parent 84a2f11284
commit ad0bab89be
2 changed files with 10 additions and 0 deletions
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3
main.c
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@ -7,6 +7,7 @@
#include "graphics/graphics.h"
#include "graphics/unifont.h"
#include "memory/memory.h"
#include "driver/irq/pic/serial/serial.h"
FASTCALL_ABI EFI_STATUS efiMain(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable) {
@ -22,6 +23,8 @@ FASTCALL_ABI EFI_STATUS efiMain(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *System
// disable the watchdog timer so that the application does not reset after 5mins
efiBootServices->SetWatchdogTimer(0, 0, 0, NULL);
pic_serial_Init(&pic_serial_COM1, 115200, 0);
io_WriteConsole(PROJECT_NAME "\r\n\r\nAWAITING FOR USER INPUT");
// wait for a user keypress

7
runtime/stdio.c
View File

@ -4,6 +4,7 @@
#include "printf.h"
#include "../memory/memory.h"
#include "../graphics/graphics.h"
#include "../driver/irq/pic/serial/serial.h"
#include <string.h>
#include <stdarg.h>
@ -11,6 +12,8 @@
// printf wants this
void _putchar(char c) {
pic_serial_Write(&pic_serial_COM1, &c, 1);
if (!graphics_Framebuffer) {
UINT16 buf[2] = {c, 0};
efiStdout->OutputString(efiStdout, buf);
@ -43,6 +46,8 @@ void io_WriteConsole(const char *str) {
int size = 0; // don't include the \0 at the end here
int len = strlen(str); // left the \0 out here too
pic_serial_Write(&pic_serial_COM1, str, len);
for (int i = 0;
i < len;
i += utf8_Decode(str + i, len - i, NULL), size++) {}
@ -64,6 +69,8 @@ void io_WriteConsole(const char *str) {
}
void io_WriteConsoleASCII(const char *str) {
pic_serial_Write(&pic_serial_COM1, str, 0);
if (!graphics_Framebuffer) {
int len = strlen(str);
__io_WriteConsole_ResizeBuffer(len + 1);