Split headers from crt0

2021-10-31 16:36:31 -04:00
parent 875be8a8a8
commit dac4192fd3
4 changed files with 100 additions and 100 deletions
--- a/src/rom_header.s
+++ b/src/rom_header.s
@@ -0,0 +1,42 @@
+@ Note: ROM header data is empty space here.
+@       It's populated by gbafix using data provided in the Makefile. 
+
+	.global Start
+Start: @ 8000000
+	b Init
+
+	.global RomHeaderNintendoLogo
+RomHeaderNintendoLogo:
+	.space 156
+
+RomHeaderGameTitle:
+	.space 12
+
+	.global RomHeaderGameCode
+RomHeaderGameCode:
+	.space 4
+
+RomHeaderMakerCode:
+	.space 2
+
+RomHeaderMagic:
+	.byte 0
+
+RomHeaderMainUnitCode:
+	.byte 0
+
+RomHeaderDeviceType:
+	.byte 0
+
+RomHeaderReserved1:
+	.space 7
+
+	.global RomHeaderSoftwareVersion
+RomHeaderSoftwareVersion:
+	.byte 0
+
+RomHeaderChecksum:
+	.byte 0
+
+RomHeaderReserved2:
+	.space 2