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[Kernel] More address arbiter stuff

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wheremyfoodat 2022-09-20 01:30:45 +03:00
parent 8bfa29568a
commit 11d8a43bd8
3 changed files with 39 additions and 23 deletions
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27
src/core/kernel/address_arbiter.cpp
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@ -1,6 +1,17 @@
#include "kernel.hpp"
#include "resource_limits.hpp"
static const char* arbitrationTypeToString(u32 type) {
switch (type) {
case 0: return "Signal";
case 1: return "Wait if less";
case 2: return "Decrement and wait if less";
case 3: return "Wait if less with timeout";
case 4: return "Decrement and wait if less with timeout";
default: return "Unknown arbitration type";
}
}
Handle Kernel::makeArbiter() {
if (arbiterCount >= appResourceLimits.maxAddressArbiters) {
Helpers::panic("Overflowed the number of address arbiters");
@ -26,8 +37,8 @@ void Kernel::arbitrateAddress() {
const u32 value = regs[3];
const s64 ns = s64(u64(regs[4]) | (u64(regs[5]) << 32));
printf("ArbitrateAddress(Handle = %X, address = %08X, type = %d, value = %d, ns = %lld)\n", handle, address, type,
value, ns);
printf("ArbitrateAddress(Handle = %X, address = %08X, type = %s, value = %d, ns = %lld)\n", handle, address,
arbitrationTypeToString(type), value, ns);
const auto arbiter = getObject(handle, KernelObjectType::AddressArbiter);
if (arbiter == nullptr) [[unlikely]] {
@ -35,6 +46,16 @@ void Kernel::arbitrateAddress() {
return;
}
Helpers::panic("My balls\n");
if (value > 4) {
Helpers::panic("ArbitrateAddress: invalid arbitration type");
}
switch (static_cast<ArbitrationType>(type)) {
case ArbitrationType::WaitIfLess:
Helpers::panic("Uwu");
default:
Helpers::panic("ArbitrateAddress: Unimplemented type %s", arbitrationTypeToString(type));
}
regs[0] = SVCResult::Success;
}