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kern: fix use of plr vs plr_heap, fix close/unlock order in ArbitrateLock

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This commit is contained in:
Michael Scire 2021-10-19 01:19:31 -07:00
parent 52c914afcc
commit 42b6c2dd95
4 changed files with 21 additions and 15 deletions
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24
libraries/libmesosphere/source/arch/arm64/kern_exception_handlers.cpp
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@ -126,7 +126,7 @@ namespace ams::kern::arch::arm64 {
const bool is_aarch64 = (context->psr & 0x10) == 0;
if (is_aarch64) {
/* 64-bit. */
ams::svc::aarch64::ExceptionInfo *info = std::addressof(GetPointer<ams::svc::aarch64::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress())->exception_info);
ams::svc::aarch64::ExceptionInfo *info = std::addressof(static_cast<ams::svc::aarch64::ProcessLocalRegion *>(cur_process.GetProcessLocalRegionHeapAddress())->exception_info);
for (size_t i = 0; i < util::size(info->r); ++i) {
info->r[i] = context->x[i];
@ -141,7 +141,7 @@ namespace ams::kern::arch::arm64 {
info->far = far;
} else {
/* 32-bit. */
ams::svc::aarch32::ExceptionInfo *info = std::addressof(GetPointer<ams::svc::aarch32::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress())->exception_info);
ams::svc::aarch32::ExceptionInfo *info = std::addressof(static_cast<ams::svc::aarch32::ProcessLocalRegion *>(cur_process.GetProcessLocalRegionHeapAddress())->exception_info);
for (size_t i = 0; i < util::size(info->r); ++i) {
info->r[i] = context->x[i];
@ -201,17 +201,17 @@ namespace ams::kern::arch::arm64 {
context->pc = GetInteger(cur_process.GetEntryPoint());
context->x[0] = type;
if (is_aarch64) {
context->x[1] = GetInteger(cur_process.GetProcessLocalRegionAddress() + AMS_OFFSETOF(ams::svc::aarch64::ProcessLocalRegion, exception_info));
context->x[1] = GetInteger(cur_process.GetProcessLocalRegionAddress() + AMS_OFFSETOF(ams::svc::aarch64::ProcessLocalRegion, exception_info));
auto *plr = GetPointer<ams::svc::aarch64::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress());
context->sp = util::AlignDown(reinterpret_cast<uintptr_t>(plr->data) + sizeof(plr->data), 0x10);
context->psr = 0;
const auto *plr = GetPointer<ams::svc::aarch64::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress());
context->sp = util::AlignDown(reinterpret_cast<uintptr_t>(plr->data) + sizeof(plr->data), 0x10);
context->psr = 0;
} else {
context->x[1] = GetInteger(cur_process.GetProcessLocalRegionAddress() + AMS_OFFSETOF(ams::svc::aarch32::ProcessLocalRegion, exception_info));
context->x[1] = GetInteger(cur_process.GetProcessLocalRegionAddress() + AMS_OFFSETOF(ams::svc::aarch32::ProcessLocalRegion, exception_info));
auto *plr = GetPointer<ams::svc::aarch32::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress());
context->x[13] = util::AlignDown(reinterpret_cast<uintptr_t>(plr->data) + sizeof(plr->data), 0x10);
context->psr = 0x10;
const auto *plr = GetPointer<ams::svc::aarch32::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress());
context->x[13] = util::AlignDown(reinterpret_cast<uintptr_t>(plr->data) + sizeof(plr->data), 0x08);
context->psr = 0x10;
}
/* Set exception SVC permissions. */
@ -380,10 +380,10 @@ namespace ams::kern::arch::arm64 {
const bool is_aarch64 = (e_ctx->psr & 0x10) == 0;
if (is_aarch64) {
/* We're 64-bit. */
info.info64 = GetPointer<ams::svc::aarch64::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress())->exception_info;
info.info64 = static_cast<const ams::svc::aarch64::ProcessLocalRegion *>(cur_process.GetProcessLocalRegionHeapAddress())->exception_info;
} else {
/* We're 32-bit. */
info.info32 = GetPointer<ams::svc::aarch32::ProcessLocalRegion>(cur_process.GetProcessLocalRegionAddress())->exception_info;
info.info32 = static_cast<const ams::svc::aarch32::ProcessLocalRegion *>(cur_process.GetProcessLocalRegionHeapAddress())->exception_info;
}
/* Try to leave the user exception. */