Atmosphere/libraries/libexosphere/include/exosphere/secmon/secmon_monitor_context.hpp

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/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include <exosphere/fuse.hpp>
#include <exosphere/secmon/secmon_emummc_context.hpp>
namespace ams::secmon {
enum SecureMonitorConfigurationFlag : u32 {
SecureMonitorConfigurationFlag_None = (0u << 0),
SecureMonitorConfigurationFlag_IsDevelopmentFunctionEnabledForKernel = (1u << 1),
SecureMonitorConfigurationFlag_IsDevelopmentFunctionEnabledForUser = (1u << 2),
SecureMonitorConfigurationFlag_DisableUserModeExceptionHandlers = (1u << 3),
SecureMonitorConfigurationFlag_EnableUserModePerformanceCounterAccess = (1u << 4),
SecureMonitorConfigurationFlag_ShouldUseBlankCalibrationBinary = (1u << 5),
SecureMonitorConfigurationFlag_AllowWritingToCalibrationBinarySysmmc = (1u << 6),
SecureMonitorConfigurationFlag_Default = SecureMonitorConfigurationFlag_IsDevelopmentFunctionEnabledForKernel,
};
struct SecureMonitorStorageConfiguration {
static constexpr u32 Magic = util::FourCC<'E','X','O','0'>::Code;
u32 magic;
ams::TargetFirmware target_firmware;
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u32 flags[2];
u16 lcd_vendor;
u16 reserved0;
u32 reserved1[3];
EmummcConfiguration emummc_cfg;
constexpr bool IsValid() const { return this->magic == Magic; }
};
static_assert(util::is_pod<SecureMonitorStorageConfiguration>::value);
static_assert(sizeof(SecureMonitorStorageConfiguration) == 0x130);
struct SecureMonitorConfiguration {
ams::TargetFirmware target_firmware;
s32 key_generation;
u8 hardware_type;
u8 soc_type;
u8 hardware_state;
u8 pad_0B[1];
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u32 flags[2];
u16 lcd_vendor;
u16 reserved0;
u32 reserved1[(0x80 - 0x18) / sizeof(u32)];
constexpr void CopyFrom(const SecureMonitorStorageConfiguration &storage) {
this->target_firmware = storage.target_firmware;
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this->flags[0] = storage.flags[0];
this->flags[1] = storage.flags[1];
this->lcd_vendor = storage.lcd_vendor;
}
void SetFuseInfo() {
this->hardware_type = fuse::GetHardwareType();
this->soc_type = fuse::GetSocType();
this->hardware_state = fuse::GetHardwareState();
}
constexpr ams::TargetFirmware GetTargetFirmware() const { return this->target_firmware; }
constexpr int GetKeyGeneration() const { return this->key_generation; }
constexpr fuse::HardwareType GetHardwareType() const { return static_cast<fuse::HardwareType>(this->hardware_type); }
constexpr fuse::SocType GetSocType() const { return static_cast<fuse::SocType>(this->soc_type); }
constexpr fuse::HardwareState GetHardwareState() const { return static_cast<fuse::HardwareState>(this->hardware_state); }
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constexpr u16 GetLcdVendor() const { return this->lcd_vendor; }
constexpr bool IsProduction() const { return this->GetHardwareState() != fuse::HardwareState_Development; }
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constexpr bool IsDevelopmentFunctionEnabledForKernel() const { return (this->flags[0] & SecureMonitorConfigurationFlag_IsDevelopmentFunctionEnabledForKernel) != 0; }
constexpr bool IsDevelopmentFunctionEnabledForUser() const { return (this->flags[0] & SecureMonitorConfigurationFlag_IsDevelopmentFunctionEnabledForUser) != 0; }
constexpr bool DisableUserModeExceptionHandlers() const { return (this->flags[0] & SecureMonitorConfigurationFlag_DisableUserModeExceptionHandlers) != 0; }
constexpr bool EnableUserModePerformanceCounterAccess() const { return (this->flags[0] & SecureMonitorConfigurationFlag_EnableUserModePerformanceCounterAccess) != 0; }
constexpr bool ShouldUseBlankCalibrationBinary() const { return (this->flags[0] & SecureMonitorConfigurationFlag_ShouldUseBlankCalibrationBinary) != 0; }
constexpr bool AllowWritingToCalibrationBinarySysmmc() const { return (this->flags[0] & SecureMonitorConfigurationFlag_AllowWritingToCalibrationBinarySysmmc) != 0; }
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constexpr bool IsDevelopmentFunctionEnabled(bool for_kern) const { return for_kern ? this->IsDevelopmentFunctionEnabledForKernel() : this->IsDevelopmentFunctionEnabledForUser(); }
};
static_assert(util::is_pod<SecureMonitorConfiguration>::value);
static_assert(sizeof(SecureMonitorConfiguration) == 0x80);
constexpr inline const SecureMonitorConfiguration DefaultSecureMonitorConfiguration = {
.target_firmware = ams::TargetFirmware_Current,
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.key_generation = {},
.hardware_type = {},
.soc_type = {},
.hardware_state = {},
.pad_0B = {},
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.flags = { SecureMonitorConfigurationFlag_Default, SecureMonitorConfigurationFlag_None },
.lcd_vendor = {},
.reserved0 = {},
.reserved1 = {},
};
}