tp/include/revolution/aralt.h

57 lines
1.2 KiB
C

#ifndef _REVOLUTION_ARALT_H_
#define _REVOLUTION_ARALT_H_
#include <revolution/types.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef void (*ARQCallback)(u32 pointerToARQRequest);
struct ARQRequest {
/* 0x00 */ struct ARQRequest *next;
/* 0x04 */ u32 owner;
/* 0x08 */ u32 type;
/* 0x0C */ u32 priority;
/* 0x10 */ u32 source;
/* 0x14 */ u32 dest;
/* 0x18 */ u32 length;
/* 0x1C */ ARQCallback callback;
};
#define ARQ_DMA_ALIGNMENT 32
#define ARAM_DIR_MRAM_TO_ARAM 0x00
#define ARAM_DIR_ARAM_TO_MRAM 0x01
#define ARStartDMARead(mmem, aram, len) \
ARStartDMA(ARAM_DIR_ARAM_TO_MRAM, mmem, aram, len)
#define ARStartDMAWrite(mmem, aram, len) \
ARStartDMA(ARAM_DIR_MRAM_TO_ARAM, mmem, aram, len)
typedef struct ARQRequest ARQRequest;
#define ARQ_TYPE_MRAM_TO_ARAM ARAM_DIR_MRAM_TO_ARAM
#define ARQ_TYPE_ARAM_TO_MRAM ARAM_DIR_ARAM_TO_MRAM
#define ARQ_PRIORITY_LOW 0
#define ARQ_PRIORITY_HIGH 1
// AR
ARQCallback ARRegisterDMACallback(ARQCallback callback);
void ARStartDMA(u32 type, u32 mainmem_addr, u32 aram_addr, u32 length);
u32 ARAlloc(u32 length);
u32 ARInit(u32* stack_index_addr, u32 num_entries);
u32 ARGetBaseAddress(void);
u32 ARGetSize(void);
// ARQ
void ARQInit(void);
#ifdef __cplusplus
}
#endif
#endif