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Clear keyboard interrupts.

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This commit is contained in:
Thomas Harte 2024-03-15 23:19:26 -04:00
parent 1c1d2891c7
commit 635efd0212
1 changed files with 4 additions and 1 deletions
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5
Machines/Acorn/Archimedes/Archimedes.cpp
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@ -78,6 +78,7 @@ struct HalfDuplexSerial {
/// Enqueues @c value for output.
void output(int party, uint8_t value) {
parties_[party].output_count = 11;
parties_[party].input = 0x7ff;
parties_[party].output = uint16_t((value << 1) | ShiftMask);
}
@ -374,7 +375,7 @@ struct Interrupts {
static constexpr uint32_t AddressMask = 0x1f'ffff;
bool read(uint32_t address, uint8_t &value) const {
bool read(uint32_t address, uint8_t &value) {
const auto target = address & AddressMask;
value = 0xff;
switch(target) {
@ -389,6 +390,7 @@ struct Interrupts {
case 0x3200004 & AddressMask:
value = serial_.input(IOCParty);
irq_b_.clear(IRQB::KeyboardReceiveFull);
logger.error().append("IOC keyboard receive: %02x", value);
return true;
@ -469,6 +471,7 @@ struct Interrupts {
case 0x320'0004 & AddressMask:
logger.error().append("IOC keyboard transmit %02x", value);
serial_.output(IOCParty, value);
irq_b_.clear(IRQB::KeyboardTransmitEmpty);
return true;
case 0x320'0014 & AddressMask: