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48 lines
2.4 KiB
C
48 lines
2.4 KiB
C
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#ifndef ULTRA64_LEODRIVE_H
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#define ULTRA64_LEODRIVE_H
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#include "rcp.h"
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#define ASIC_BASE PI_DOM2_ADDR1
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#define ASIC_C2_BUFF (ASIC_BASE + 0x000) // C2 Sector Buffer
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#define ASIC_SECTOR_BUFF (ASIC_BASE + 0x400) // Data Sector Buffer
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#define ASIC_DATA (ASIC_BASE + 0x500) // Data
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#define ASIC_MISC_REG (ASIC_BASE + 0x504) // Misc Register
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#define ASIC_CMD (ASIC_BASE + 0x508) // Command (write)
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#define ASIC_STATUS (ASIC_BASE + 0x508) // Status (read)
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#define ASIC_CUR_TK (ASIC_BASE + 0x50C) // Current Track
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#define ASIC_BM_CTL (ASIC_BASE + 0x510) // Buffer Manager Control (write)
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#define ASIC_BM_STATUS (ASIC_BASE + 0x510) // Buffer Manager Status (read)
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#define ASIC_ERR_SECTOR (ASIC_BASE + 0x514) // Sector Error Status
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#define ASIC_SEQ_CTL (ASIC_BASE + 0x518) // Sequencer Control (write)
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#define ASIC_SEQ_STATUS (ASIC_BASE + 0x518) // Sequencer Status (read)
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#define ASIC_CUR_SECTOR (ASIC_BASE + 0x51C) // Current Sector
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#define ASIC_HARD_RESET (ASIC_BASE + 0x520) // Hard Reset
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#define ASIC_C1_S0 (ASIC_BASE + 0x524) // C1
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#define ASIC_HOST_SECBYTE (ASIC_BASE + 0x528) // Sector Size (in bytes)
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#define ASIC_C1_S2 (ASIC_BASE + 0x52C) // C1
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#define ASIC_SEC_BYTE (ASIC_BASE + 0x530) // Sectors per Block, Full Size
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#define ASIC_C1_S4 (ASIC_BASE + 0x534) // C1
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#define ASIC_C1_S6 (ASIC_BASE + 0x538) // C1
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#define ASIC_CUR_ADDR (ASIC_BASE + 0x53C) // Current Address
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#define ASIC_ID_REG (ASIC_BASE + 0x540) // ID
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#define ASIC_TEST_REG (ASIC_BASE + 0x544) // Test Read
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#define ASIC_TEST_PIN_SEL (ASIC_BASE + 0x548) // Test Write
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#define MSEQ_RAM_ADDR (ASIC_BASE + 0x580) // Microsequencer RAM
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// ASIC_BM_CTL write bits
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#define LEO_BM_START 0x80000000 // Start Buffer Manager
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#define LEO_BM_MODE 0x40000000 // Buffer Manager Mode
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#define LEO_BM_IMASK 0x20000000 // BM Interrupt Mask
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#define LEO_BM_RESET 0x10000000 // Buffer Manager Reset
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#define LEO_BM_DISABLE_OR_CHECK 0x08000000 // Disable OR Check
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#define LEO_BM_DISABLE_C1 0x04000000 // Disable C1 Correction
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#define LEO_BM_XFER_BLOCK 0x02000000 // Block Transfer
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#define LEO_BM_CLR_MECHANIC_INTR 0x01000000 // Mechanic Interrupt Reset
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// ASIC_STATUS read bits
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#define LEO_STATUS_MECHANIC_INTR 0x02000000 // Mechanic Interrupt Raised
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#endif
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