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kern: implement pool partition memblock setup

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This commit is contained in:
Michael Scire 2020-01-29 01:49:04 -08:00
parent e7dee2a9fc
commit 7c703903ea
11 changed files with 325 additions and 3 deletions
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65
libraries/libmesosphere/source/board/nintendo/switch/kern_k_system_control.cpp
View file

@ -34,6 +34,30 @@ namespace ams::kern {
return util::BitPack32{static_cast<u32>(value)};
}
ALWAYS_INLINE u32 GetMemoryModeForInit() {
u64 value = 0;
smc::init::GetConfig(&value, 1, smc::ConfigItem::MemoryMode);
return static_cast<u32>(value);
}
ALWAYS_INLINE smc::MemoryArrangement GetMemoryArrangeForInit() {
switch(GetMemoryModeForInit() & 0x3F) {
case 0x01:
default:
return smc::MemoryArrangement_4GB;
case 0x02:
return smc::MemoryArrangement_4GBForAppletDev;
case 0x03:
return smc::MemoryArrangement_4GBForSystemDev;
case 0x11:
return smc::MemoryArrangement_6GB;
case 0x12:
return smc::MemoryArrangement_6GBForAppletDev;
case 0x21:
return smc::MemoryArrangement_8GB;
}
}
ALWAYS_INLINE u64 GenerateRandomU64ForInit() {
u64 value;
smc::init::GenerateRandomBytes(&value, sizeof(value));
@ -69,6 +93,47 @@ namespace ams::kern {
return GetKernelConfigurationForInit().Get<smc::KernelConfiguration::IncreaseThreadResourceLimit>();
}
size_t KSystemControl::Init::GetApplicationPoolSize() {
switch (GetMemoryArrangeForInit()) {
case smc::MemoryArrangement_4GB:
default:
return 3285_MB;
case smc::MemoryArrangement_4GBForAppletDev:
return 2048_MB;
case smc::MemoryArrangement_4GBForSystemDev:
return 3285_MB;
case smc::MemoryArrangement_6GB:
return 4916_MB;
case smc::MemoryArrangement_6GBForAppletDev:
return 3285_MB;
case smc::MemoryArrangement_8GB:
return 4916_MB;
}
}
size_t KSystemControl::Init::GetAppletPoolSize() {
switch (GetMemoryArrangeForInit()) {
case smc::MemoryArrangement_4GB:
default:
return 507_MB;
case smc::MemoryArrangement_4GBForAppletDev:
return 1554_MB;
case smc::MemoryArrangement_4GBForSystemDev:
return 448_MB;
case smc::MemoryArrangement_6GB:
return 562_MB;
case smc::MemoryArrangement_6GBForAppletDev:
return 2193_MB;
case smc::MemoryArrangement_8GB:
return 2193_MB;
}
}
size_t KSystemControl::Init::GetMinimumNonSecureSystemPoolSize() {
/* TODO: Where does this constant actually come from? */
return 0x29C8000;
}
void KSystemControl::Init::CpuOn(u64 core_id, uintptr_t entrypoint, uintptr_t arg) {
smc::init::CpuOn(core_id, entrypoint, arg);
}

9
libraries/libmesosphere/source/board/nintendo/switch/kern_secure_monitor.hpp
View file

@ -25,6 +25,15 @@ namespace ams::kern::smc {
MemorySize_8GB = 2,
};
enum MemoryArrangement {
MemoryArrangement_4GB = 0,
MemoryArrangement_4GBForAppletDev = 1,
MemoryArrangement_4GBForSystemDev = 2,
MemoryArrangement_6GB = 3,
MemoryArrangement_6GBForAppletDev = 4,
MemoryArrangement_8GB = 5,
};
enum class ConfigItem : u32 {
/* Standard config items. */
DisableProgramVerification = 1,