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#define EFI_SUCCESS 0
typedef short CHAR16;
typedef unsigned long UINTN;
typedef unsigned long long UINT64;
typedef unsigned int UINT32;
typedef void * EFI_HANDLE;
typedef UINTN EFI_STATUS;
typedef struct _EFI_TABLE_HEARDER {
UINT64 Signature;
UINT32 Revision;
UINT32 HeaderSize;
UINT32 CRC32;
UINT32 Reserved;
} EFI_TABLE_HEADER;
typedef EFI_STATUS (*EFI_TEXT_STRING) (void *This, CHAR16 *String);
typedef struct _SIMPLE_TEXT_OUTPUT_INTERFACE {
void * Reset;
EFI_TEXT_STRING OutputString;
} SIMPLE_TEXT_OUTPUT_INTERFACE;
typedef struct _EFI_SYSTEM_TABLE {
EFI_TABLE_HEADER Hdr;
CHAR16 *FirmwareVendor;
UINT32 FirmwareRevision;
EFI_HANDLE ConsoleInHandle;
/*SIMPLE_INPUT_INTERFACE*/ void *ConIn;
EFI_HANDLE ConsoleOutHandle;
SIMPLE_TEXT_OUTPUT_INTERFACE *ConOut;
EFI_HANDLE StandardErrorHandle;
SIMPLE_TEXT_OUTPUT_INTERFACE *StdErr;
/*EFI_RUNTIME_SERVICES*/ void *RuntimeServices;
/*EFI_BOOT_SERVICES*/ void *BootServices;
UINTN NumberOfTableEntries;
/*EFI_CONFIGURATION_TABLE*/void *ConfigurationTable;
} EFI_SYSTEM_TABLE;
static CHAR16 *
a2u (char *str)
{
static CHAR16 mem[2048];
int i;
for (i = 0; str[i]; ++i)
mem[i] = (unsigned char) str[i];
mem[i] = 0;
return mem;
}
EFI_STATUS
efi_main (EFI_HANDLE image_handle, EFI_SYSTEM_TABLE *systab)
{
SIMPLE_TEXT_OUTPUT_INTERFACE *conout;
conout = systab->ConOut;
conout->OutputString(conout, L"Hello World!\n\r");
return EFI_SUCCESS;
}
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