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more accurate emulation of the SD controller

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This commit is contained in:
Maik Merten 2014-08-09 16:47:49 +02:00
parent 7cb4e1c945
commit c61a63d5bb
1 changed files with 9 additions and 7 deletions
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16
src/main/java/com/loomcom/symon/devices/SdController.java
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@ -111,12 +111,6 @@ public class SdController extends Device {
return readData();
case 1:
return readStatus();
case 2:
return lba0;
case 3:
return lba1;
case 4:
return lba2;
default:
return 0;
}
@ -129,8 +123,16 @@ public class SdController extends Device {
}
private int readData() {
if(status != Status.READ) {
return 0;
}
this.position %= this.sdcontent.length;
return this.sdcontent[this.position++];
int data = this.sdcontent[this.position++];
if(this.position % 512 == 0) {
this.status = Status.IDLE;
}
return data;
}
private void writeData(int data) {