diff options
Diffstat (limited to 'src/core/hle/kernel')
-rw-r--r-- | src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp | 120 | ||||
-rw-r--r-- | src/core/hle/kernel/board/nintendo/nx/k_system_control.h | 6 |
2 files changed, 125 insertions, 1 deletions
diff --git a/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp b/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp index 0f41c4110..a48d0c11e 100644 --- a/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp +++ b/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp @@ -4,14 +4,132 @@ #include <random> -#include "core/hle/kernel/k_system_control.h" +#include "common/common_sizes.h" +#include "core/hle/kernel/board/nintendo/nx/k_system_control.h" +#include "core/hle/kernel/board/nintendo/nx/secure_monitor.h" +#include "core/hle/kernel/k_trace.h" namespace Kernel::Board::Nintendo::Nx { +namespace impl { + +constexpr inline const std::size_t RequiredNonSecureSystemMemorySizeVi = 0x2238 * 4 * 1024; +constexpr inline const std::size_t RequiredNonSecureSystemMemorySizeNvservices = 0x710 * 4 * 1024; +constexpr inline const std::size_t RequiredNonSecureSystemMemorySizeMisc = 0x80 * 4 * 1024; + +} // namespace impl + +constexpr inline const std::size_t RequiredNonSecureSystemMemorySize = + impl::RequiredNonSecureSystemMemorySizeVi + impl::RequiredNonSecureSystemMemorySizeNvservices + + impl::RequiredNonSecureSystemMemorySizeMisc; + +namespace { + +u32 GetMemoryModeForInit() { + return 0x01; +} + +u32 GetMemorySizeForInit() { + return 0; +} + +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; + } +} +} // namespace + +// Initialization. +size_t KSystemControl::Init::GetIntendedMemorySize() { + switch (GetMemorySizeForInit()) { + case Smc::MemorySize_4GB: + default: // All invalid modes should go to 4GB. + return Size_4_GB; + case Smc::MemorySize_6GB: + return Size_6_GB; + case Smc::MemorySize_8GB: + return Size_8_GB; + } +} + +PAddr KSystemControl::Init::GetKernelPhysicalBaseAddress(u64 base_address) { + return base_address; +} + bool KSystemControl::Init::ShouldIncreaseThreadResourceLimit() { return true; } +std::size_t KSystemControl::Init::GetApplicationPoolSize() { + // Get the base pool size. + const size_t base_pool_size = []() -> size_t { + switch (GetMemoryArrangeForInit()) { + case Smc::MemoryArrangement_4GB: + default: + return Size_3285_MB; + case Smc::MemoryArrangement_4GBForAppletDev: + return Size_2048_MB; + case Smc::MemoryArrangement_4GBForSystemDev: + return Size_3285_MB; + case Smc::MemoryArrangement_6GB: + return Size_4916_MB; + case Smc::MemoryArrangement_6GBForAppletDev: + return Size_3285_MB; + case Smc::MemoryArrangement_8GB: + return Size_4916_MB; + } + }(); + + // Return (possibly) adjusted size. + return base_pool_size; +} + +size_t KSystemControl::Init::GetAppletPoolSize() { + // Get the base pool size. + const size_t base_pool_size = []() -> size_t { + switch (GetMemoryArrangeForInit()) { + case Smc::MemoryArrangement_4GB: + default: + return Size_507_MB; + case Smc::MemoryArrangement_4GBForAppletDev: + return Size_1554_MB; + case Smc::MemoryArrangement_4GBForSystemDev: + return Size_448_MB; + case Smc::MemoryArrangement_6GB: + return Size_562_MB; + case Smc::MemoryArrangement_6GBForAppletDev: + return Size_2193_MB; + case Smc::MemoryArrangement_8GB: + return Size_2193_MB; + } + }(); + + // Return (possibly) adjusted size. + constexpr size_t ExtraSystemMemoryForAtmosphere = Size_33_MB; + return base_pool_size - ExtraSystemMemoryForAtmosphere - KTraceBufferSize; +} + +size_t KSystemControl::Init::GetMinimumNonSecureSystemPoolSize() { + // Verify that our minimum is at least as large as Nintendo's. + constexpr size_t MinimumSize = RequiredNonSecureSystemMemorySize; + static_assert(MinimumSize >= 0x29C8000); + + return MinimumSize; +} + namespace { template <typename F> u64 GenerateUniformRange(u64 min, u64 max, F f) { diff --git a/src/core/hle/kernel/board/nintendo/nx/k_system_control.h b/src/core/hle/kernel/board/nintendo/nx/k_system_control.h index 3fde61971..52f230ced 100644 --- a/src/core/hle/kernel/board/nintendo/nx/k_system_control.h +++ b/src/core/hle/kernel/board/nintendo/nx/k_system_control.h @@ -12,7 +12,13 @@ class KSystemControl { public: class Init { public: + // Initialization. + static std::size_t GetIntendedMemorySize(); + static PAddr GetKernelPhysicalBaseAddress(u64 base_address); static bool ShouldIncreaseThreadResourceLimit(); + static std::size_t GetApplicationPoolSize(); + static std::size_t GetAppletPoolSize(); + static std::size_t GetMinimumNonSecureSystemPoolSize(); }; static u64 GenerateRandomRange(u64 min, u64 max); |