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ZVM:

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* Optimize MiniFS handling
 * Add basic CFS handling (doesn't work yet)
 * Remove hacky stuff in disk.c


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18438 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2008-09-07 17:24:14 +00:00
parent 97f775df05
commit 23fc923bde
4 changed files with 319 additions and 88 deletions
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24
firmware/target/arm/tms320dm320/creative-zvm/ata-target.h
View file

@ -22,6 +22,8 @@
#ifndef ATA_TARGET_H
#define ATA_TARGET_H
#include "ata.h"
/* DMA optimized reading and writing */
#define ATA_OPTIMIZED_READING
#define ATA_OPTIMIZED_WRITING
@ -33,6 +35,12 @@
void copy_read_sectors(const unsigned char* buf, int wordcount);
void copy_write_sectors(const unsigned char* buf, int wordcount);
/* Nasty hack, but Creative is nasty... */
#define ata_read_sectors _ata_read_sectors
#define ata_write_sectors _ata_write_sectors
extern int _ata_read_sectors(IF_MV2(int drive,) unsigned long start, int count, void* buf);
extern int _ata_write_sectors(IF_MV2(int drive,) unsigned long start, int count, const void* buf);
/* General purpose memory region #1 */
#define ATA_IOBASE 0x50FEE000
#define ATA_DATA (*((volatile unsigned short*)(ATA_IOBASE)))
@ -52,15 +60,15 @@ void copy_write_sectors(const unsigned char* buf, int wordcount);
#define STATUS_ERR 0x01
#define ERROR_ABRT 0x04
#define WRITE_PATTERN1 0xa5
#define WRITE_PATTERN2 0x5a
#define WRITE_PATTERN3 0xaa
#define WRITE_PATTERN4 0x55
#define WRITE_PATTERN1 0xa5
#define WRITE_PATTERN2 0x5a
#define WRITE_PATTERN3 0xaa
#define WRITE_PATTERN4 0x55
#define READ_PATTERN1 0xa5
#define READ_PATTERN2 0x5a
#define READ_PATTERN3 0xaa
#define READ_PATTERN4 0x55
#define READ_PATTERN1 0xa5
#define READ_PATTERN2 0x5a
#define READ_PATTERN3 0xaa
#define READ_PATTERN4 0x55
#define READ_PATTERN1_MASK 0xff
#define READ_PATTERN2_MASK 0xff