77 lines
2.8 KiB
C
77 lines
2.8 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Mupen64plus - rdram.h *
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* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
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* Copyright (C) 2014 Bobby Smiles *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef M64P_RI_RDRAM_H
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#define M64P_RI_RDRAM_H
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#include <stddef.h>
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#include <stdint.h>
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enum rdram_registers
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{
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RDRAM_CONFIG_REG,
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RDRAM_DEVICE_ID_REG,
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RDRAM_DELAY_REG,
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RDRAM_MODE_REG,
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RDRAM_REF_INTERVAL_REG,
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RDRAM_REF_ROW_REG,
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RDRAM_RAS_INTERVAL_REG,
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RDRAM_MIN_INTERVAL_REG,
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RDRAM_ADDR_SELECT_REG,
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RDRAM_DEVICE_MANUF_REG,
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RDRAM_REGS_COUNT
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};
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struct rdram
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{
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uint32_t regs[RDRAM_REGS_COUNT];
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uint32_t* dram;
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size_t dram_size;
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};
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#include "osal/preproc.h"
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static osal_inline uint32_t rdram_reg(uint32_t address)
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{
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return (address & 0x3ff) >> 2;
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}
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static osal_inline uint32_t rdram_dram_address(uint32_t address)
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{
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return (address & 0xffffff) >> 2;
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}
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void connect_rdram(struct rdram* rdram,
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uint32_t* dram,
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size_t dram_size);
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void init_rdram(struct rdram* rdram);
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int read_rdram_regs(void* opaque, uint32_t address, uint32_t* value);
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int write_rdram_regs(void* opaque, uint32_t address, uint32_t value, uint32_t mask);
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int read_rdram_dram(void* opaque, uint32_t address, uint32_t* value);
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int write_rdram_dram(void* opaque, uint32_t address, uint32_t value, uint32_t mask);
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int read_rdram_dram_tracked(void* opaque, uint32_t address, uint32_t* value);
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int write_rdram_dram_tracked(void* opaque, uint32_t address, uint32_t value, uint32_t mask);
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#endif
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