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Annotation of nono/vm/opm.cpp, revision 1.1.1.3

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()
1.1.1.3 ! root       13:        : inherited("OPM")
1.1       root       14: {
                     15:        devaddr = baseaddr;
                     16:        devlen  = 0x2000;
                     17: }
                     18: 
                     19: OPMDevice::~OPMDevice()
                     20: {
                     21: }
                     22: 
                     23: uint64
1.1.1.2   root       24: OPMDevice::Read(uint32 offset)
1.1       root       25: {
1.1.1.2   root       26:        putlog(0, "未実装読み込み $%06x", gMPU->GetPaddr());
1.1       root       27:        return 0;
                     28: }
                     29: 
                     30: uint64
1.1.1.2   root       31: OPMDevice::Write(uint32 offset, uint32 data)
1.1       root       32: {
1.1.1.2   root       33:        putlog(0, "未実装書き込み $%06x <- $%02x", gMPU->GetPaddr(), data);
1.1       root       34:        return 0;
                     35: }
                     36: 
                     37: uint64
1.1.1.2   root       38: OPMDevice::Peek(uint32 offset)
1.1       root       39: {
                     40:        // XXX 未実装
                     41:        return 0xff;
                     42: }

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