dk64/include/piint.h
2023-07-25 12:41:38 +09:30

146 lines
6.1 KiB
C

#ifndef _PIINT_H
#define _PIINT_H
#include <ultra64.h>
#include <rcp.h>
//https://github.com/LuigiBlood/64dd/wiki/Memory-Map
#define LEO_BASE_REG 0x05000000
#define LEO_CMD (LEO_BASE_REG + 0x508)
#define LEO_STATUS (LEO_BASE_REG + 0x508)
#define LEO_BM_CTL (LEO_BASE_REG + 0x510)
#define LEO_BM_STATUS (LEO_BASE_REG + 0x510)
#define LEO_SEQ_CTL (LEO_BASE_REG + 0x518)
#define LEO_SEQ_STATUS (LEO_BASE_REG + 0x518)
#define LEO_C2_BUFF (LEO_BASE_REG + 0x000) //C2 Sector Buffer
#define LEO_SECTOR_BUFF (LEO_BASE_REG + 0x400) //Data Sector Buffer
#define LEO_DATA (LEO_BASE_REG + 0x500) //Data
#define LEO_MISC_REG (LEO_BASE_REG + 0x504) //Misc Register
#define LEO_CUR_TK (LEO_BASE_REG + 0x50C) //Current Track
#define LEO_ERR_SECTOR (LEO_BASE_REG + 0x514) //Sector Error Status
#define LEO_CUR_SECTOR (LEO_BASE_REG + 0x51C) //Current Sector
#define LEO_HARD_RESET (LEO_BASE_REG + 0x520) //Hard Reset
#define LEO_C1_S0 (LEO_BASE_REG + 0x524) //C1
#define LEO_HOST_SECBYTE (LEO_BASE_REG + 0x528) //Sector Size (in bytes)
#define LEO_C1_S2 (LEO_BASE_REG + 0x52C) //C1
#define LEO_SEC_BYTE (LEO_BASE_REG + 0x530) //Sectors per Block, Full Size
#define LEO_C1_S4 (LEO_BASE_REG + 0x534) //C1
#define LEO_C1_S6 (LEO_BASE_REG + 0x538) //C1
#define LEO_CUR_ADDR (LEO_BASE_REG + 0x53C) //Current Address?
#define LEO_ID_REG (LEO_BASE_REG + 0x540) //ID
#define LEO_TEST_REG (LEO_BASE_REG + 0x544) //Test Read
#define LEO_TEST_PIN_SEL (LEO_BASE_REG + 0x548) //Test Write
#define LEO_RAM_ADDR (LEO_BASE_REG + 0x580) //Microsequencer RAM
#define LEO_STATUS_PRESENCE_MASK 0xFFFF
#define LEO_STATUS_DATA_REQUEST 0x40000000
#define LEO_STATUS_C2_TRANSFER 0x10000000
#define LEO_STATUS_BUFFER_MANAGER_ERROR 0x08000000
#define LEO_STATUS_BUFFER_MANAGER_INTERRUPT 0x04000000
#define LEO_STATUS_MECHANIC_INTERRUPT 0x02000000
#define LEO_STATUS_DISK_PRESENT 0x01000000
#define LEO_STATUS_BUSY_STATE 0x00800000
#define LEO_STATUS_RESET_STATE 0x00400000
#define LEO_STATUS_MOTOR_NOT_SPINNING 0x00100000
#define LEO_STATUS_HEAD_RETRACTED 0x00080000
#define LEO_STATUS_WRITE_PROTECT_ERROR 0x00040000
#define LEO_STATUS_MECHANIC_ERROR 0x00020000
#define LEO_STATUS_DISK_CHANGE 0x00010000
#define LEO_STATUS_MODE_MASK (LEO_STATUS_MOTOR_NOT_SPINNING | LEO_STATUS_HEAD_RETRACTED)
#define LEO_STATUS_MODE_SLEEP (LEO_STATUS_MOTOR_NOT_SPINNING | LEO_STATUS_HEAD_RETRACTED)
#define LEO_STATUS_MODE_STANDBY (LEO_STATUS_HEAD_RETRACTED)
#define LEO_STATUS_MODE_ACTIVE 0
#define LEO_CUR_TK_INDEX_LOCK 0x60000000
#define LEO_BM_STATUS_RUNNING 0x80000000 //Running
#define LEO_BM_STATUS_ERROR 0x04000000 //Error
#define LEO_BM_STATUS_MICRO 0x02000000 //Micro Status?
#define LEO_BM_STATUS_BLOCK 0x01000000 //Block Transfer
#define LEO_BM_STATUS_C1CORRECTION 0x00800000 //C1 Correction
#define LEO_BM_STATUS_C1DOUBLE 0x00400000 //C1 Double
#define LEO_BM_STATUS_C1SINGLE 0x00200000 //C1 Single
#define LEO_BM_STATUS_C1ERROR 0x00010000 //C1 Error
#define LEO_BM_CTL_START 0x80000000 //Start Buffer Manager
#define LEO_BM_CTL_MODE 0x40000000 //Buffer Manager Mode
#define LEO_BM_CTL_IMASK 0x20000000 //BM Interrupt Mask
#define LEO_BM_CTL_RESET 0x10000000 //Buffer Manager Reset
#define LEO_BM_CTL_DISABLE_OR 0x08000000 //Disable OR Check?
#define LEO_BM_CTL_DISABLE_C1 0x04000000 //Disable C1 Correction
#define LEO_BM_CTL_BLOCK 0x02000000 //Block Transfer
#define LEO_BM_CTL_CLR_MECHANIC_INTR 0x01000000 //Mechanic Interrupt Reset
#define LEO_BM_CTL_CONTROL_MASK 0xFF000000
#define LEO_BM_CTL_SECTOR_MASK 0x00FF0000
#define LEO_BM_CTL_SECTOR_SHIFT 16
#define LEO_CMD_TYPE_0 0 //TODO: name
#define LEO_CMD_TYPE_1 1 //TODO: name
#define LEO_CMD_TYPE_2 2 //TODO: name
#define LEO_ERROR_GOOD 0
#define LEO_ERROR_4 4 //maybe busy?
#define LEO_ERROR_22 22 //
#define LEO_ERROR_23 23 //unrecovered read error?
#define LEO_ERROR_24 24 //no reference position found?
#define LEO_ERROR_29 29 //
extern OSDevMgr __osPiDevMgr;
extern OSPiHandle *__osCurrentHandle[2];
extern OSPiHandle CartRomHandle;
extern OSPiHandle LeoDiskHandle;
extern OSMesgQueue __osPiAccessQueue;
extern u32 __osPiAccessQueueEnabled;
int __osPiDeviceBusy(void);
void __osDevMgrMain(void *);
void __osPiCreateAccessQueue(void);
void __osPiRelAccess(void);
void __osPiGetAccess(void);
OSMesgQueue *osPiGetCmdQueue(void);
#define OS_RAMROM_STACKSIZE 1024
#define WAIT_ON_IOBUSY(stat) \
stat = IO_READ(PI_STATUS_REG); \
while (stat & (PI_STATUS_IO_BUSY | PI_STATUS_DMA_BUSY)) \
stat = IO_READ(PI_STATUS_REG);
#define UPDATE_REG(reg, var) \
if (cHandle->var != pihandle->var) \
IO_WRITE(reg, pihandle->var);
#define EPI_SYNC(pihandle, stat, domain) \
\
WAIT_ON_IOBUSY(stat) \
\
domain = pihandle->domain; \
if (__osCurrentHandle[domain] != pihandle) \
{ \
OSPiHandle *cHandle = __osCurrentHandle[domain]; \
if (domain == PI_DOMAIN1) \
{ \
UPDATE_REG(PI_BSD_DOM1_LAT_REG, latency); \
UPDATE_REG(PI_BSD_DOM1_PGS_REG, pageSize); \
UPDATE_REG(PI_BSD_DOM1_RLS_REG, relDuration); \
UPDATE_REG(PI_BSD_DOM1_PWD_REG, pulse); \
} \
else \
{ \
UPDATE_REG(PI_BSD_DOM2_LAT_REG, latency); \
UPDATE_REG(PI_BSD_DOM2_PGS_REG, pageSize); \
UPDATE_REG(PI_BSD_DOM2_RLS_REG, relDuration); \
UPDATE_REG(PI_BSD_DOM2_PWD_REG, pulse); \
} \
__osCurrentHandle[domain] = pihandle; \
}
#endif