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8b89df2fdc
Replaced all references to simulation with emulation Updated copyright year Updated .gitignore to reduce chances of random files being uploaded to the repo Added .gitattributes to normalize all text files, and to ignore binary files (which includes the logo and the NEC PDF)
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
//
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// vr4300/dcache.h: VR4300 instruction cache.
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//
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// CEN64: Cycle-Accurate Nintendo 64 Emulator.
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// Copyright (C) 2015, Tyler J. Stachecki.
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//
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// This file is subject to the terms and conditions defined in
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// 'LICENSE', which is part of this source code package.
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//
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#ifndef __vr4300_dcache_h__
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#define __vr4300_dcache_h__
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#include "common.h"
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struct vr4300_dcache_line {
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uint8_t data[4 * 4];
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uint32_t metadata;
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};
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struct vr4300_dcache {
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struct vr4300_dcache_line lines[512];
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};
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cen64_cold void vr4300_dcache_init(struct vr4300_dcache *dcache);
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void vr4300_dcache_create_dirty_exclusive(
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struct vr4300_dcache *dcache, uint64_t vaddr, uint32_t paddr);
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void vr4300_dcache_fill(struct vr4300_dcache *dcache,
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uint64_t vaddr, uint32_t paddr, const void *data);
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uint32_t vr4300_dcache_get_tag(const struct vr4300_dcache_line *line, uint64_t vaddr);
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void vr4300_dcache_invalidate(struct vr4300_dcache_line *line);
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void vr4300_dcache_invalidate_hit(struct vr4300_dcache *dcache,
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uint64_t vaddr, uint32_t paddr);
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struct vr4300_dcache_line* vr4300_dcache_probe(
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struct vr4300_dcache *dcache, uint64_t vaddr, uint32_t paddr);
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void vr4300_dcache_set_dirty(struct vr4300_dcache_line *line);
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struct vr4300_dcache_line *vr4300_dcache_should_flush_line(
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struct vr4300_dcache *dcache, uint64_t vaddr);
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struct vr4300_dcache_line *vr4300_dcache_wb_invalidate(
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struct vr4300_dcache *dcache, uint64_t vaddr);
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uint32_t vr4300_dcache_get_taglo(struct vr4300_dcache *dcache,
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uint64_t vaddr);
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void vr4300_dcache_set_taglo(struct vr4300_dcache *dcache,
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uint64_t vaddr, uint32_t tag);
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#endif
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