From 968ba0a277d2437f109b8b1dde66dacfc5ee2126 Mon Sep 17 00:00:00 2001 From: Karl Kurbjun Date: Tue, 25 Sep 2007 01:44:57 +0000 Subject: More ATA work (that doesn't work) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14848 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/arm/olympus/mrobe-500/ata-target.h | 23 ++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) (limited to 'firmware/target/arm/olympus/mrobe-500/ata-target.h') diff --git a/firmware/target/arm/olympus/mrobe-500/ata-target.h b/firmware/target/arm/olympus/mrobe-500/ata-target.h index f6b1a23b72..8b7dadf5e9 100644 --- a/firmware/target/arm/olympus/mrobe-500/ata-target.h +++ b/firmware/target/arm/olympus/mrobe-500/ata-target.h @@ -16,7 +16,7 @@ * KIND, either express or implied. * ****************************************************************************/ - + #ifndef ATA_TARGET_H #define ATA_TARGET_H @@ -29,15 +29,18 @@ #endif #define ATA_IOBASE 0x50000000 -#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE+0xa0))) -#define ATA_ERROR (*((volatile unsigned char*)(ATA_IOBASE + 0xa2))) -#define ATA_NSECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x24))) -#define ATA_SECTOR (*((volatile unsigned char*)(ATA_IOBASE + 0x26))) -#define ATA_LCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x28))) -#define ATA_HCYL (*((volatile unsigned char*)(ATA_IOBASE + 0x2A))) -#define ATA_SELECT (*((volatile unsigned char*)(ATA_IOBASE + 0x2C))) -#define ATA_COMMAND (*((volatile unsigned char*)(ATA_IOBASE + 0x2E))) -#define ATA_CONTROL (*((volatile unsigned char*)(ATA_IOBASE + 0x9C))) +#define REGISTER_OFFSET 0x00400000 /* A21 = High */ +#define CONTROL_OFFSET 0x00800000 /* A22 = High */ +#define IDE_SHIFT 17 +#define ATA_DATA (*((volatile unsigned short*)(REGISTER_OFFSET + (0x00 << IDE_SHIFT)))) +#define ATA_ERROR (*((volatile unsigned char*)(REGISTER_OFFSET + (0x01 << IDE_SHIFT)))) +#define ATA_NSECTOR (*((volatile unsigned char*)(REGISTER_OFFSET + (0x02 << IDE_SHIFT)))) +#define ATA_SECTOR (*((volatile unsigned char*)(REGISTER_OFFSET + (0x03 << IDE_SHIFT)))) +#define ATA_LCYL (*((volatile unsigned char*)(REGISTER_OFFSET + (0x04 << IDE_SHIFT)))) +#define ATA_HCYL (*((volatile unsigned char*)(REGISTER_OFFSET + (0x05 << IDE_SHIFT)))) +#define ATA_SELECT (*((volatile unsigned char*)(REGISTER_OFFSET + (0x06 << IDE_SHIFT)))) +#define ATA_COMMAND (*((volatile unsigned char*)(REGISTER_OFFSET + (0x07 << IDE_SHIFT)))) +#define ATA_CONTROL (*((volatile unsigned char*)(CONTROL_OFFSET + (0x06 << IDE_SHIFT)))) #define STATUS_BSY 0x80 #define STATUS_RDY 0x40 -- cgit v1.2.3