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Annotation of nono/vm/opm.cpp, revision 1.1.1.2

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2020 nono project
                      4: // Licensed under nono-license.txt
                      5: //
                      6: 
                      7: #include "opm.h"
1.1.1.2 ! root        8: #include "mpu.h"
1.1       root        9: 
                     10: std::unique_ptr<OPMDevice> gOPM;
                     11: 
                     12: OPMDevice::OPMDevice()
                     13: {
                     14:        logname = "opm";
                     15:        devname = "OPM";
                     16:        devaddr = baseaddr;
                     17:        devlen  = 0x2000;
                     18: }
                     19: 
                     20: OPMDevice::~OPMDevice()
                     21: {
                     22: }
                     23: 
                     24: uint64
1.1.1.2 ! root       25: OPMDevice::Read(uint32 offset)
1.1       root       26: {
1.1.1.2 ! root       27:        putlog(0, "未実装読み込み $%06x", gMPU->GetPaddr());
1.1       root       28:        return 0;
                     29: }
                     30: 
                     31: uint64
1.1.1.2 ! root       32: OPMDevice::Write(uint32 offset, uint32 data)
1.1       root       33: {
1.1.1.2 ! root       34:        putlog(0, "未実装書き込み $%06x <- $%02x", gMPU->GetPaddr(), data);
1.1       root       35:        return 0;
                     36: }
                     37: 
                     38: uint64
1.1.1.2 ! root       39: OPMDevice::Peek(uint32 offset)
1.1       root       40: {
                     41:        // XXX 未実装
                     42:        return 0xff;
                     43: }

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