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https://github.com/libretro/snes9x.git
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74 lines
1.5 KiB
C++
74 lines
1.5 KiB
C++
/*****************************************************************************\
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Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
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This file is licensed under the Snes9x License.
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For further information, consult the LICENSE file in the root directory.
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\*****************************************************************************/
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/*****
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* S-RTC emulation code
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* Copyright (c) byuu
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*****/
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#include <limits>
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#include "snes9x.h"
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#include "memmap.h"
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#include "srtc.h"
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#include "display.h"
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#define memory_cartrtc_read(a) RTCData.reg[(a)]
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#define memory_cartrtc_write(a, b) { RTCData.reg[(a)] = (b); }
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#define cpu_regs_mdr OpenBus
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static inline unsigned max (unsigned a, unsigned b)
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{
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return ((a > b) ? a : b);
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}
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static inline unsigned min (unsigned a, unsigned b)
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{
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return ((a < b) ? a : b);
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}
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#include "srtcemu.h"
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#include "srtcemu.cpp"
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static SRTC srtcemu;
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void S9xInitSRTC (void)
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{
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srtcemu.power();
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memset(RTCData.reg, 0, 20);
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}
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void S9xResetSRTC (void)
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{
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srtcemu.reset();
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}
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void S9xSetSRTC (uint8 data, uint16 address)
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{
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srtcemu.mmio_write(address, data);
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}
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uint8 S9xGetSRTC (uint16 address)
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{
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return (srtcemu.mmio_read(address));
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}
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void S9xSRTCPreSaveState (void)
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{
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srtcsnap.rtc_mode = (int32) srtcemu.rtc_mode;
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srtcsnap.rtc_index = (int32) srtcemu.rtc_index;
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}
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void S9xSRTCPostLoadState (int)
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{
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srtcemu.rtc_mode = (SRTC::RTC_Mode) srtcsnap.rtc_mode;
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srtcemu.rtc_index = (signed) srtcsnap.rtc_index;
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srtcemu.update_time();
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}
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