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https://github.com/ekeeke/Genesis-Plus-GX.git
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[Core/CD] minor changes to CDD status codes
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@ -1218,7 +1218,7 @@ void cdd_update(void)
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#ifdef LOG_CDD
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error("LBA = %d (track n°%d)(latency=%d)\n", cdd.lba, cdd.index, cdd.latency);
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#endif
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/* seeking disc */
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if (cdd.status == CD_SEEK)
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{
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@ -1230,7 +1230,7 @@ void cdd_update(void)
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}
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/* drive is ready */
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cdd.status = CD_READY;
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cdd.status = CD_PAUSE;
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}
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/* reading disc */
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@ -1460,12 +1460,12 @@ void cdd_process(void)
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/* no audio track playing */
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scd.regs[0x36>>1].byte.h = 0x01;
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/* RS1-RS8 ignored, expects 0x0 (?) in RS0 once */
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scd.regs[0x38>>1].w = 0x0000;
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/* RS1-RS8 ignored, expects 0x0 (drive busy ?) in RS0 once */
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scd.regs[0x38>>1].w = CD_BUSY << 8;
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scd.regs[0x3a>>1].w = 0x0000;
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scd.regs[0x3c>>1].w = 0x0000;
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scd.regs[0x3e>>1].w = 0x0000;
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scd.regs[0x40>>1].w = 0x000f;
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scd.regs[0x40>>1].w = ~CD_BUSY & 0x0f;
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return;
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}
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@ -1765,7 +1765,7 @@ void cdd_process(void)
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scd.regs[0x36>>1].byte.h = 0x01;
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/* update status (RS1-RS8 unchanged) */
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cdd.status = scd.regs[0x38>>1].byte.h = CD_READY;
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cdd.status = scd.regs[0x38>>1].byte.h = CD_PAUSE;
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break;
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}
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@ -1808,7 +1808,7 @@ void cdd_process(void)
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scd.regs[0x36>>1].byte.h = 0x01;
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/* update status (RS1-RS8 unchanged) */
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cdd.status = scd.regs[0x38>>1].byte.h = CD_READY;
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cdd.status = scd.regs[0x38>>1].byte.h = CD_PAUSE;
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break;
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}
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@ -1820,12 +1820,12 @@ void cdd_process(void)
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/* update status */
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cdd.status = cdd.loaded ? CD_STOP : NO_DISC;
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/* RS1-RS8 ignored, expects 0x0 (?) in RS0 once */
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scd.regs[0x38>>1].w = 0x0000;
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/* RS1-RS8 ignored, expects 0x0 (drive busy ?) in RS0 once */
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scd.regs[0x38>>1].w = CD_BUSY << 8;
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scd.regs[0x3a>>1].w = 0x0000;
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scd.regs[0x3c>>1].w = 0x0000;
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scd.regs[0x3e>>1].w = 0x0000;
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scd.regs[0x40>>1].w = 0x000f;
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scd.regs[0x40>>1].w = ~CD_BUSY & 0x0f;
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#ifdef CD_TRAY_CALLBACK
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CD_TRAY_CALLBACK
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@ -49,10 +49,11 @@
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#define cdd scd.cdd_hw
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/* CDD status */
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#define CD_BUSY 0x00
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#define CD_PLAY 0x01
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#define CD_SEEK 0x02
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#define CD_SCAN 0x03
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#define CD_READY 0x04
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#define CD_PAUSE 0x04
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#define CD_OPEN 0x05
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#define CD_STOP 0x09
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#define NO_DISC 0x0B
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