Changeset 473 in xtideuniversalbios for trunk/XTIDE_Universal_BIOS/Inc/Controllers

Timestamp:

Oct 10, 2012, 6:22:23 PM (12 years ago)

Author:

aitotat@…

google:author:

aitotat@gmail.com

Message:

Changes to XTIDE Universal BIOS:

• Large changes to prepare full XT-CF support (DMA not yet implemented and memory mapped transfers are not working).

Location:

trunk/XTIDE_Universal_BIOS/Inc/Controllers

Files:

• JRIDE_ISA.inc (added)
• XTCF.inc (modified) (2 diffs)

trunk/XTIDE_Universal_BIOS/Inc/Controllers/XTCF.inc

@@ -23 +23 @@
 %define XTCF_INC
 
+XTCF_DMA_MODE_MAX_BLOCK_SIZE        EQU     64      ; Sectors
+OFFSET_TO_CONTROL_BLOCK_REGISTERS   EQU     8
+
 ; Possible base addresses. Note that all XT-CF IDE registers are SHL 1 compared
 ; to standard IDE registers.
@@ -42 +45 @@
 ; 8-bit PIO transfers (port I/O) are used if Control Register is zero.
 ; Any other value means DMA transfers (using DMA channel 3).
+XTCF_8BIT_PIO_MODE                  EQU     0
+XTCF_MEMORY_MAPPED_MODE             EQU     0A0h
+