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Eradicates magic constants.

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This commit is contained in:
Thomas Harte 2019-06-06 21:37:43 -04:00
parent e9d0676e75
commit 50d37798a2
1 changed files with 4 additions and 4 deletions
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8
Components/DiskII/IWM.cpp
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@ -222,10 +222,10 @@ void IWM::access(int address) {
// printf("-> %c%c%c%c] ", (state_ & CA2) ? '2' : '-', (state_ & CA1) ? '1' : '-', (state_ & CA0) ? '0' : '-', (state_ & SEL) ? 'S' : '-');
// React appropriately to motor requests and to LSTRB register writes.
switch(address >> 1) {
switch(mask) {
default: break;
case 3:
case LSTRB:
if(address & 1) {
switch(state_ & (CA1 | CA0 | SEL)) {
default: break;
@ -249,7 +249,7 @@ void IWM::access(int address) {
}
break;
case 4:
case ENABLE:
if(address & 1) {
drive_motor_on_ = true;
if(drives_[active_drive_]) drives_[active_drive_]->set_motor_on(true);
@ -264,7 +264,7 @@ void IWM::access(int address) {
}
break;
case 5: {
case DRIVESEL: {
const int new_drive = (address & 1)^1;
if(new_drive != active_drive_) {
if(drives_[active_drive_]) drives_[active_drive_]->set_motor_on(false);