17 lines
874 B
C
17 lines
874 B
C
#include <efi.h>
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#include <efilib.h>
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EFI_STATUS EFIAPI efi_main (EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *ST) {
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InitializeLib(ImageHandle, ST);
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// 不能直接ST->ConOut之类的，会GP，不知道为什么
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// uefi_call_wrapper可以解决，而且比较安全（不过就是宏）
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// 看着挺长，反正就在boot这里用到UEFI Out，后面不用，也就算了
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uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut);
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uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, 1);
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uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"Welcome to SYLVA OS!\n");
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uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, 2);
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uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"* The system has booted successfully.\n");
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while (1); // 否则会直接跳到QEMU Setup
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return EFI_SUCCESS;
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} |