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Improves logging, at least for now.

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This commit is contained in:
Thomas Harte 2020-11-12 21:17:14 -05:00
parent 86310849eb
commit 81969bbea9
1 changed files with 11 additions and 4 deletions
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15
Components/DiskII/IWM.cpp
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@ -8,6 +8,7 @@
#include "IWM.hpp"
#define LOG_PREFIX "[IWM] "
#include "../../Outputs/Log.hpp"
using namespace Apple;
@ -50,7 +51,7 @@ uint8_t IWM::read(int address) {
switch(state_ & (Q6 | Q7 | ENABLE)) {
default:
LOG("[IWM] Invalid read\n");
LOG("Invalid read\n");
return 0xff;
// "Read all 1s".
@ -62,9 +63,8 @@ uint8_t IWM::read(int address) {
const auto result = data_register_;
if(data_register_ & 0x80) {
// printf("\n\nIWM:%02x\n\n", data_register_);
// printf(".");
data_register_ = 0;
LOG("Reading data: " << PADHEX(2) << int(result));
}
// LOG("Reading data register: " << PADHEX(2) << int(result));
@ -128,13 +128,20 @@ void IWM::write(int address, uint8_t input) {
mode_ = input;
// TEMPORARY. To test for the unimplemented mode.
if(input&0x2) {
LOG("Switched to asynchronous mode");
} else {
LOG("Switched to synchronous mode");
}
switch(mode_ & 0x18) {
case 0x00: bit_length_ = Cycles(24); break; // slow mode, 7Mhz
case 0x08: bit_length_ = Cycles(12); break; // fast mode, 7Mhz
case 0x10: bit_length_ = Cycles(32); break; // slow mode, 8Mhz
case 0x18: bit_length_ = Cycles(16); break; // fast mode, 8Mhz
}
LOG("IWM mode is now " << PADHEX(2) << int(mode_));
LOG("Mode is now " << PADHEX(2) << int(mode_));
break;
case Q7|Q6|ENABLE: // Write data register.