Fix OS Boot on Native USB, Issue #456

Minor change to ch376scsi.asm resolves an issue that caused multi-sector I/O to fail.
6 months ago · 42385fd120
1 changed files with 3 additions and 1 deletions
--- a/Source/HBIOS/ch376scsi.asm
+++ b/Source/HBIOS/ch376scsi.asm
@ -119,6 +119,7 @@ CH_SCSI_READ:
 	POP	HL
 	LD	BC, 512
 	ADD	HL, BC
+	OR	A
 	RET
 ;
 ; ### Function 0x14 -- Disk Write (DIOWRITE)
@ -157,7 +158,8 @@ CH_SCSI_WRITE:
 	POP	HL
 	LD	BC, 512
 	ADD	HL, BC
-	ret
+	OR	A
+	RET

 CH_SCSI_VERIFY:
 CH_SCSI_FORMAT: