[chore] EVERYTHING!

kernel/serial.cpp

@@ -1,5 +1,7 @@
 #include <serial.h>
 #include <efilib.h>
+#include <fonts/pixel_font.h>
+#include <BUILD_INFOS.h>
 
 serial_context g_serial;
 
@@ -9,12 +11,14 @@ void serial_init(EFI_SERIAL_IO_PROTOCOL *SerialIo) {
 }
 
 void serial_write_char(char c) {
+    // 不要直接调用，ENABLE_SERIAL_PRINTS有问题，因此不会打印DEBUG
     if (!g_serial.SerialIo) {
         uefi_call_wrapper((void*)ST->ConOut->OutputString, 2, ST->ConOut, L"serial: null io\n");
         return;
     }
     UINTN size = 1;
     EFI_STATUS status = uefi_call_wrapper((void*)g_serial.SerialIo->Write, 3, g_serial.SerialIo, &size, &c);
+    // if (ENABLE_SERIAL_PRINTS) pf_print((const char*) c);
     if (status != EFI_SUCCESS) {
         uefi_call_wrapper((void*)ST->ConOut->OutputString, 2, ST->ConOut, L"serial: write failed\n");
     }
@@ -25,12 +29,14 @@ void serial_write(const char *str) {
         uefi_call_wrapper((void*)ST->ConOut->OutputString, 2, ST->ConOut, L"serial: null io\n");
         return;
     }
+    if (ENABLE_SERIAL_PRINTS) pf_print(str);
     while (*str) {
         serial_write_char(*str++);
     }
 }
 
 char serial_read_char() {
+    // 后面可能用的上，比如远程调试？
     if (!g_serial.SerialIo) return 0;
     char c = 0;
     UINTN size = 1;