diff --git a/rom.68k b/rom.68k index 14667d6..6e8436c 100644 --- a/rom.68k +++ b/rom.68k @@ -29,13 +29,8 @@ ramcode: | Load sector 0 to 0x0 move.l #0x0, (0x0, a4) | Set the sector number to 0 move.l #0x1, (0x4, a4) | Set the sector count to 1 - move.w #0x0, (0x8, a4) | Send a read command - | Transfer 0x200 (512) bytes from the storage card's data register to 0x0 - move.w #0x0, a1 | Load a1, the destination address register, with 0x0 - move.w #0xFF, d0 | Load d0 with the sector size in words - 1. - sector_loop: - move.w (0xA, a4), (a1)+ | Transfer a word of sector data to the destination - dbra d0, sector_loop | Loop back if there is more to transfer + move.l #0x0, (0xC, a4) | Set the destination address to 0x0 + move.w #0x1, (0x8, a4) | Send a DMA read command jmp (0x0).W | Jump to the loaded sector stop #0x2700