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ps2: Restart timer when starting configuration writes 

Main timeout may be expired e.g. due to mouse config problem yet we
still need to configure interrupts. Hence start a new timer
This commit is contained in:
Vladimir Serbinenko 2025-02-25 18:27:03 +03:00
parent 0a70170952
commit 5250afa00f
1 changed files with 4 additions and 2 deletions
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6
drivers/ps2.cpp
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@ -566,12 +566,14 @@ void PS2::Initialise(KDevice *parentDevice) {
} }
{ {
// Normal timeout may be exhausted, start a new one
KTimeout irqTimeout(1000);
WaitInputBuffer(); WaitInputBuffer();
ProcessorOut8(IO_PS2_COMMAND, PS2_READ_CONFIG); ProcessorOut8(IO_PS2_COMMAND, PS2_READ_CONFIG);
uint8_t configurationByte = ReadByte(&timeout); uint8_t configurationByte = ReadByte(&irqTimeout);
WaitInputBuffer(); WaitInputBuffer();
ProcessorOut8(IO_PS2_COMMAND, PS2_WRITE_CONFIG); ProcessorOut8(IO_PS2_COMMAND, PS2_WRITE_CONFIG);
WriteByte(&timeout, configurationByte | PS2_FIRST_IRQ_MASK | PS2_SECOND_IRQ_MASK); WriteByte(&irqTimeout, configurationByte | PS2_FIRST_IRQ_MASK | PS2_SECOND_IRQ_MASK);
} }
if (!registeredIRQs) { if (!registeredIRQs) {