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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)
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
//
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// rsp/cpu.c: RSP processor container.
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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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#include "common.h"
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#include "rsp/cpu.h"
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#include "rsp/cp0.h"
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#ifdef DEBUG_MMIO_REGISTER_ACCESS
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const char *sp_register_mnemonics[NUM_SP_REGISTERS] = {
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#define X(reg) #reg,
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#include "rsp/registers.md"
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#undef X
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};
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#endif
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// Sets the opaque pointer used for external accesses.
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static void rsp_connect_bus(struct rsp *rsp, struct bus_controller *bus) {
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rsp->bus = bus;
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}
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// Releases memory acquired for the RSP component.
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void rsp_destroy(struct rsp *rsp) {
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arch_rsp_destroy(rsp);
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}
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// Initializes the RSP component.
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int rsp_init(struct rsp *rsp, struct bus_controller *bus) {
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rsp_connect_bus(rsp, bus);
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rsp_cp0_init(rsp);
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rsp_pipeline_init(&rsp->pipeline);
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return arch_rsp_init(rsp);
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}
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// Initializes (host) registers.
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void rsp_late_init(struct rsp *rsp) {
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write_acc_lo(rsp->cp2.acc.e, rsp_vzero());
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write_acc_md(rsp->cp2.acc.e, rsp_vzero());
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write_acc_hi(rsp->cp2.acc.e, rsp_vzero());
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write_vcc_lo(rsp->cp2.flags[RSP_VCC].e, rsp_vzero());
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write_vcc_hi(rsp->cp2.flags[RSP_VCC].e, rsp_vzero());
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write_vco_lo(rsp->cp2.flags[RSP_VCO].e, rsp_vzero());
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write_vco_hi(rsp->cp2.flags[RSP_VCO].e, rsp_vzero());
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write_vce (rsp->cp2.flags[RSP_VCE].e, rsp_vzero());
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}
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