Added port support, and removed things from BASIC_DEVELOPMENT it does not yet support

2026-03-04 23:09:29 +00:00
parent beca477ff9
commit 43d0a020f7
6 changed files with 33 additions and 84 deletions
--- a/source/kernel/features/ports.asm
+++ b/source/kernel/features/ports.asm
@@ -1,7 +1,20 @@
+; IN:
+; DX = port address
+; AL = byte
 port_byte_out:
+	pusha
+	out dx,al
+	popa
 	ret
+; -----------------------------------------
+; IN:
+; DX = port address
+; OUT:
+; AL = byte from port
 port_byte_in:
+	in al, dx
 	ret
+
 port_serial_enable:
 	ret
 port_send_via_serial: