[feat] Use gnu-efi

2026-05-09 20:35:21 +08:00
parent 06fd67c1d2
commit 37fafd9431
5 changed files with 20 additions and 28 deletions
@@ -1,22 +1,9 @@
-#define ull unsigned long long
+#include <efi.h>
+#include <efilib.h>

-struct EFI_SYSTEM_TABLE {
-    char _buf[60];
-    struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
-        ull _buf;
-        ull (*OutputString)(
-            struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This,
-            unsigned short *String);
-        ull _buf2[4];
-        ull (*ClearScreen)(
-             struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *This);
-    } *ConOut;
-};
-  
-void efi_main(void *ImageHandle __attribute__ ((unused)), struct EFI_SYSTEM_TABLE *SystemTable)
-{
-    SystemTable->ConOut->ClearScreen(SystemTable->ConOut);
-    SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello UEFI!\n");
+EFI_STATUS EFIAPI efi_main (EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable) {
+    InitializeLib(ImageHandle, SystemTable);
+    Print(L"Hello, world!\n");
    while (1);
-}
-
+    return EFI_SUCCESS;
+}