diff options
Diffstat (limited to 'backends/platform/ds/arm9/source/fat/io_scsd.c')
| -rw-r--r-- | backends/platform/ds/arm9/source/fat/io_scsd.c | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/backends/platform/ds/arm9/source/fat/io_scsd.c b/backends/platform/ds/arm9/source/fat/io_scsd.c new file mode 100644 index 0000000000..a2fccf45d2 --- /dev/null +++ b/backends/platform/ds/arm9/source/fat/io_scsd.c @@ -0,0 +1,186 @@ +/* + io_scsd.c by SaTa. + based on io_sccf.c + + +*/ + +/* + io_sccf.c based on + + compact_flash.c + By chishm (Michael Chisholm) + + Hardware Routines for reading a compact flash card + using the Super Card CF + + CF routines modified with help from Darkfader + + This software is completely free. No warranty is provided. + If you use it, please give me credit and email me about your + project at chishm@hotmail.com + + See gba_nds_fat.txt for help and license details. +*/ + + +#include "io_scsd.h" + +/*----------------------------------------------------------------- +Since all CF addresses and commands are the same for the GBAMP, +simply use it's functions instead. +-----------------------------------------------------------------*/ + +extern bool MPCF_IsInserted (void); +extern bool MPCF_ClearStatus (void); +extern bool MPCF_ReadSectors (u32 sector, u8 numSecs, void* buffer); +extern bool MPCF_WriteSectors (u32 sector, u8 numSecs, void* buffer); + +// add by SaTa. +extern void InitSCMode(void); // CFと同じ +extern void ReadSector(u16 *buff,u32 sector,u8 ReadNumber); +extern void WriteSector(u16 *buff,u32 sector,u8 writeNumber); +extern bool MemoryCard_IsInserted(void); // CFと違う +// + +/*----------------------------------------------------------------- +SCSD_Unlock +Returns true if SuperCard was unlocked, false if failed +Added by MightyMax +Modified by Chishm +-----------------------------------------------------------------*/ +bool SCSD_Unlock(void) +{ + InitSCMode(); + return MemoryCard_IsInserted(); +} + +bool SCSD_Shutdown(void) { + return MPCF_ClearStatus() ; +} ; + +bool SCSD_StartUp(void) { + return SCSD_Unlock() ; +} ; + +bool SCSD_ReadSectors (u32 sector, u8 ReadNumber, void* buff) +{ + ReadSector((u16 *)buff,sector,ReadNumber); + return true; +} + +bool SCSD_WriteSectors (u32 sector, u8 writeNumber, void* buff) +{ + WriteSector((u16 *)buff,sector,writeNumber); + return true; +} + + +IO_INTERFACE io_scsd = { + 0x44534353, // 'SCSD' + FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE, + (FN_MEDIUM_STARTUP)&SCSD_StartUp, + (FN_MEDIUM_ISINSERTED)&SCSD_Unlock, + (FN_MEDIUM_READSECTORS)&SCSD_ReadSectors, + (FN_MEDIUM_WRITESECTORS)&SCSD_WriteSectors, + (FN_MEDIUM_CLEARSTATUS)&MPCF_ClearStatus, + (FN_MEDIUM_SHUTDOWN)&SCSD_Shutdown +} ; + + +LPIO_INTERFACE SCSD_GetInterface(void) { + return &io_scsd ; +} ; +/* + io_scsd.c by SaTa. + based on io_sccf.c + + +*/ + +/* + io_sccf.c based on + + compact_flash.c + By chishm (Michael Chisholm) + + Hardware Routines for reading a compact flash card + using the Super Card CF + + CF routines modified with help from Darkfader + + This software is completely free. No warranty is provided. + If you use it, please give me credit and email me about your + project at chishm@hotmail.com + + See gba_nds_fat.txt for help and license details. +*/ + + +#include "io_scsd.h" + +/*----------------------------------------------------------------- +Since all CF addresses and commands are the same for the GBAMP, +simply use it's functions instead. +-----------------------------------------------------------------*/ + +extern bool MPCF_IsInserted (void); +extern bool MPCF_ClearStatus (void); +extern bool MPCF_ReadSectors (u32 sector, u8 numSecs, void* buffer); +extern bool MPCF_WriteSectors (u32 sector, u8 numSecs, void* buffer); + +// add by SaTa. +extern void InitSCMode(void); // CFと同じ +extern void ReadSector(u16 *buff,u32 sector,u8 ReadNumber); +extern void WriteSector(u16 *buff,u32 sector,u8 writeNumber); +extern bool MemoryCard_IsInserted(void); // CFと違う +// + +/*----------------------------------------------------------------- +SCSD_Unlock +Returns true if SuperCard was unlocked, false if failed +Added by MightyMax +Modified by Chishm +-----------------------------------------------------------------*/ +bool SCSD_Unlock(void) +{ + InitSCMode(); + return MemoryCard_IsInserted(); +} + +bool SCSD_Shutdown(void) { + return MPCF_ClearStatus() ; +} ; + +bool SCSD_StartUp(void) { + return SCSD_Unlock() ; +} ; + +bool SCSD_ReadSectors (u32 sector, u8 ReadNumber, void* buff) +{ + ReadSector((u16 *)buff,sector,ReadNumber); + return true; +} + +bool SCSD_WriteSectors (u32 sector, u8 writeNumber, void* buff) +{ + WriteSector((u16 *)buff,sector,writeNumber); + return true; +} + + +IO_INTERFACE io_scsd = { + 0x44534353, // 'SCSD' + FEATURE_MEDIUM_CANREAD | FEATURE_MEDIUM_CANWRITE, + (FN_MEDIUM_STARTUP)&SCSD_StartUp, + (FN_MEDIUM_ISINSERTED)&SCSD_Unlock, + (FN_MEDIUM_READSECTORS)&SCSD_ReadSectors, + (FN_MEDIUM_WRITESECTORS)&SCSD_WriteSectors, + (FN_MEDIUM_CLEARSTATUS)&MPCF_ClearStatus, + (FN_MEDIUM_SHUTDOWN)&SCSD_Shutdown +} ; + + +LPIO_INTERFACE SCSD_GetInterface(void) { + return &io_scsd ; +} ; |