Files
FireBee_SVN/sources/xhdi_sd.c
2013-05-01 20:07:22 +00:00

148 lines
3.0 KiB
C

/*
* xhdi_sd.c
*
* Created on: 01.05.2013
* Author: mfro
*/
#include <stdint.h>
#include <stddef.h>
#include "xhdi_sd.h"
#define DRIVER_VERSION 0x130
static xhdi_call_fun old_vector = NULL;
__attribute__((__interrupt__)) xhdi_call_fun xhdi_sd_install(xhdi_call_fun ov)
{
old_vector = ov;
long *_drvbits = 0x4c2;
/* THIS does not work: return (xhdi_call_fun) &xhdi_call; */
__asm__ __volatile__ (
"move.l %[xhdi_call],d1\n\t"
"move.l d1,(sp)\n\t"
: /* output */
: [xhdi_call]"g"(xhdi_call)
: "d1","memory");
*_drvbits |= (1 << ('O' - 'A'));
return (xhdi_call_fun) xhdi_call;
}
uint32_t xhdi_version(void)
{
return DRIVER_VERSION;
}
uint32_t xhdi_inquire_target(uint16_t major, uint16_t minor, uint32_t *block_size, uint32_t *flags,
char *product_name)
{
if (block_size != NULL)
{
*block_size = 512;
}
*flags = XH_TARGET_REMOVABLE; /* indicate that SD card can be removed */
return E_OK;
}
uint32_t xhdi_reserve(UINT16_T major, UINT16_T minor, UINT16_T do_reserve, UINT16_T key)
{
return ERROR; /* device cannot be reserved */
}
uint32_t xhdi_lock(UINT16_T major, UINT16_T minor, UINT16_T do_lock, UINT16_T key)
{
return ERROR; /* device cannot be locked */
}
uint32_t xhdi_stop(UINT16_T major, UINT16_T minor, UINT16_T do_stop, UINT16_T key)
{
return ERROR; /* device cannot be locked */
}
uint32_t xhdi_eject(UINT16_T major, UINT16_T minor, UINT16_T do_eject, UINT16_T key)
{
return ERROR; /* device cannot be ejected */
}
uint32_t xhdi_drivemap(void)
{
long map = (1 << ('O' - 'A'));
return map;
}
uint32_t xhdi_inquire_device(UINT16_T bios_device, UINT16_T *major, UINT16_T *minor,
uint32_t *start_sector, /* BPB */ void *bpb)
{
return ERROR;
}
uint32_t xhdi_inquire_driver(UINT16_T bios_device, char *name, char *version,
char *company, UINT16_T *ahdi_version, UINT16_T *maxIPL)
{
return ERROR;
}
uint32_t xhdi_new_cookie(void *newcookie)
{
return ERROR;
}
uint32_t xhdi_read_write(UINT16_T major, UINT16_T minor, UINT16_T rwflag,
uint32_t recno, UINT16_T count, void *buf)
{
return ERROR;
}
uint32_t xhdi_inquire_target2(UINT16_T major, UINT16_T minor, uint32_t *block_size,
uint32_t *device_flags, char *product_name, UINT16_T stringlen)
{
return ERROR;
}
uint32_t xhdi_inquire_device2(UINT16_T bios_device, UINT16_T *major, UINT16_T *minor,
UINT16_T *start_sector, /* BPB */ void *bpb, uint32_t *blocks, char *partid)
{
return ERROR;
}
uint32_t xhdi_driver_special(uint32_t key1, uint32_t key2, UINT16_T subopcode, void *data)
{
return ERROR;
}
uint32_t xhdi_get_capacity(UINT16_T major, UINT16_T minor, uint32_t *blocks, uint32_t *bs)
{
return ERROR;
}
uint32_t xhdi_medium_changed(UINT16_T major, UINT16_T minor)
{
return ERROR;
}
uint32_t xhdi_mint_info(UINT16_T opcode, void *data)
{
return ERROR;
}
uint32_t xhdi_dos_limits(UINT16_T which, uint32_t limit)
{
return ERROR;
}
uint32_t xhdi_last_access(UINT16_T major, UINT16_T minor, uint32_t *ms)
{
return ERROR;
}
uint32_t xhdi_reaccess(UINT16_T major, UINT16_T minor)
{
return ERROR;
}