: ConOut.OutputString ConOut 8 + @ ;
: ConOut.OutputString() ConOut SWAP ConOut.OutputString EFICALL2 ;
+: BootServices SystemTable 96 + @ ;
+: BootServices.LocateProtocol BootServices 320 + @ ;
+: GraphicsOutputProtocol
+ \ [TODO] It would be nice to cache this value, so we don't have to get it
+ \ every time.
+ HERE @ 5348063987722529246 , 7661046075708078998 , \ *Protocol = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID
+ 0 \ *Registration
+ HERE @ 0 , \ **Interface
+ BootServices.LocateProtocol EFICALL3 DROP
+ HERE @ 8 - @ \ *Interface
+ ;
+: GOP.Blt GraphicsOutputProtocol 16 + @ ;
+: GOP.Blt() ( GOP buffer mode sx sy dx dy dw dh pitch -- )
+ GOP.Blt EFICALL10 0 = IF ELSE S" Warning: Invalid Blt()" TELL THEN ;
+: GOP.SetMode GraphicsOutputProtocol 8 + @ ;
+
+: EfiBltVideoFill 0 ;
+
\ Store a null-terminated UTF-16 string HERE, and return a pointer to its buffer
\ at runtime.
: UTF16"
HERE @ 2 - HERE ! \ Remove final "
0 C, 0 C, \ Null terminator
;
-
-UTF16" Hello UEFI!" ConOut.OutputString()