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kern/svc: update WaitForAddress to support 64-bit WaitIfEqual

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Michael Scire 2024-10-09 11:36:17 -07:00 • committed by SciresM
parent 5de551db29
commit a0ad3ef949
11 changed files with 163 additions and 13 deletions
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1
libraries/libmesosphere/include/mesosphere/arch/arm64/kern_userspace_memory_access.hpp
View file

@ -25,6 +25,7 @@ namespace ams::kern::arch::arm64 {
static bool CopyMemoryFromUser(void *dst, const void *src, size_t size);
static bool CopyMemoryFromUserAligned32Bit(void *dst, const void *src, size_t size);
static bool CopyMemoryFromUserAligned64Bit(void *dst, const void *src, size_t size);
static bool CopyMemoryFromUserSize64Bit(void *dst, const void *src);
static bool CopyMemoryFromUserSize32Bit(void *dst, const void *src);
static s32 CopyStringFromUser(void *dst, const void *src, size_t size);

11
libraries/libmesosphere/include/mesosphere/kern_k_address_arbiter.hpp
View file

@ -39,14 +39,16 @@ namespace ams::kern {
}
}
Result WaitForAddress(uintptr_t addr, ams::svc::ArbitrationType type, s32 value, s64 timeout) {
Result WaitForAddress(uintptr_t addr, ams::svc::ArbitrationType type, s64 value, s64 timeout) {
switch (type) {
case ams::svc::ArbitrationType_WaitIfLessThan:
R_RETURN(this->WaitIfLessThan(addr, value, false, timeout));
R_RETURN(this->WaitIfLessThan(addr, static_cast<s32>(value), false, timeout));
case ams::svc::ArbitrationType_DecrementAndWaitIfLessThan:
R_RETURN(this->WaitIfLessThan(addr, value, true, timeout));
R_RETURN(this->WaitIfLessThan(addr, static_cast<s32>(value), true, timeout));
case ams::svc::ArbitrationType_WaitIfEqual:
R_RETURN(this->WaitIfEqual(addr, value, timeout));
R_RETURN(this->WaitIfEqual(addr, static_cast<s32>(value), timeout));
case ams::svc::ArbitrationType_WaitIfEqual64:
R_RETURN(this->WaitIfEqual64(addr, value, timeout));
MESOSPHERE_UNREACHABLE_DEFAULT_CASE();
}
}
@ -56,6 +58,7 @@ namespace ams::kern {
Result SignalAndModifyByWaitingCountIfEqual(uintptr_t addr, s32 value, s32 count);
Result WaitIfLessThan(uintptr_t addr, s32 value, bool decrement, s64 timeout);
Result WaitIfEqual(uintptr_t addr, s32 value, s64 timeout);
Result WaitIfEqual64(uintptr_t addr, s64 value, s64 timeout);
};
}

2
libraries/libmesosphere/include/mesosphere/kern_k_process.hpp
View file

@ -360,7 +360,7 @@ namespace ams::kern {
R_RETURN(m_address_arbiter.SignalToAddress(address, signal_type, value, count));
}
Result WaitAddressArbiter(uintptr_t address, ams::svc::ArbitrationType arb_type, s32 value, s64 timeout) {
Result WaitAddressArbiter(uintptr_t address, ams::svc::ArbitrationType arb_type, s64 value, s64 timeout) {
R_RETURN(m_address_arbiter.WaitForAddress(address, arb_type, value, timeout));
}