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| Original file line number | Diff line number | Diff line change |
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| // | ||
| // kern_devinfo.hpp | ||
| // Lilu | ||
| // | ||
| // Copyright © 2018 vit9696. All rights reserved. | ||
| // | ||
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| #ifndef kern_devinfo_h | ||
| #define kern_devinfo_h | ||
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| #include <Headers/kern_config.hpp> | ||
| #include <Headers/kern_util.hpp> | ||
| #include <Library/LegacyIOService.h> | ||
|
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| /** | ||
| * Obtain installed devices split into categories. | ||
| * Should be used from onPatcherLoad and onwards. | ||
| */ | ||
| class DeviceInfo { | ||
| /** | ||
| * Updates reportedLayoutId | ||
| */ | ||
| void updateLayoutId(); | ||
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| /** | ||
| * Updates reportedFramebufferId | ||
| */ | ||
| void updateFramebufferId(); | ||
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| /** | ||
| * Updates firmwareVendor | ||
| */ | ||
| void updateFirmwareVendor(); | ||
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| public: | ||
| /** | ||
| * Obtains autodetected legacy framebuffer if applicable | ||
| * | ||
| * @return framebuffer or 0xFFFFFFFF | ||
| */ | ||
| static uint32_t getLegacyFramebufferId(); | ||
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| /** | ||
| * Checks whether the framebuffer has connectors or not. | ||
| * | ||
| * @return true if the framebuffer has no connectors | ||
| */ | ||
| static bool isConnectorLessPlatformId(uint32_t id); | ||
|
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| /** | ||
| * Common external GPU parameter list | ||
| */ | ||
| struct ExternalVideo { | ||
| /** | ||
| * Aka GFX0 device | ||
| */ | ||
| IORegistryEntry *video {nullptr}; | ||
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| /** | ||
| * Aka HDAU device | ||
| */ | ||
| IORegistryEntry *audio {nullptr}; | ||
|
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| /** | ||
| * External GPU vendor | ||
| */ | ||
| uint32_t vendor {0}; | ||
| }; | ||
|
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| /** | ||
| * Aka HDEF device | ||
| */ | ||
| IORegistryEntry *audioBuiltinAnalog {nullptr}; | ||
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| /** | ||
| * Aka HDAU device for builtin GPU | ||
| */ | ||
| IORegistryEntry *audioBuiltinDigital {nullptr}; | ||
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| /** | ||
| * Aka IGPU device | ||
| */ | ||
| IORegistryEntry *videoBuiltin {nullptr}; | ||
|
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| /** | ||
| * Aka IMEI device | ||
| */ | ||
| IORegistryEntry *managementEngine {nullptr}; | ||
|
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| /** | ||
| * Aka GFX0 devices (kept in sync with audioExternal) | ||
| */ | ||
| evector<ExternalVideo> videoExternal; | ||
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| private: | ||
| /** | ||
| * This is the default reported layout-id passed to reportedLayoutId. | ||
| * The reason for choosing 7 is its presence in 10.14 and the fact | ||
| * Apple frameworks still communicate to the files present on disk. | ||
| * For information purposes only! Use reportedLayoutId! | ||
| */ | ||
| static constexpr uint32_t DefaultReportedLayoutId = 7; | ||
|
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| /** | ||
| * The boot-arg to override the reported layout-id to AppleHDA. | ||
| * For user configuration only! Use reportedLayoutId! | ||
| */ | ||
| static constexpr const char *ReportedLayoutIdArg = "alcapplid"; | ||
|
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| /** | ||
| * The property to override the reported layout-id to AppleHDA. | ||
| * For user configuration only! Use reportedLayoutId! | ||
| */ | ||
| static constexpr const char *ReportedLayoutIdName = "apple-layout-id"; | ||
|
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| public: | ||
| /** | ||
| * Layout id to be reported by all audio devices (you must update it yourself). | ||
| * This follows the standard convention initially found in AppleALC: | ||
| * alcapplid=X boot-arg has highest priority and overrides any other value. | ||
| * apple-layout-id HDEF prop has normal priority, you may use it if you need. | ||
| * DefaultReportedLayoutId will be used if both of the above are not set. | ||
| */ | ||
| uint32_t reportedLayoutId {0}; | ||
|
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||
| private: | ||
| /** | ||
| * The boot-arg to override the reported AAPL,ig-platform-id to Intel drivers. | ||
| * For user configuration only! Use reportedFramebufferId! | ||
| */ | ||
| static constexpr const char *ReportedFrameIdArg = "igfxframe"; | ||
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| /** | ||
| * The property to set your platform id for Intel drivers (Ivy and newer). | ||
| * For user configuration only! Use reportedFramebufferName! | ||
| */ | ||
| static constexpr const char *ReportedFrameIdName = "AAPL,ig-platform-id"; | ||
|
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| /** | ||
| * The property to set your platform id for Intel drivers (Sandy). | ||
| * For user configuration only! Use reportedFramebufferName! | ||
| */ | ||
| static constexpr const char *ReportedFrameIdLegacyName = "AAPL,snb-platform-id"; | ||
|
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| /** | ||
| * Known platform ids used by Intel GPU kexts | ||
| * For user configuration only! | ||
| */ | ||
| static constexpr uint32_t DefaultSkylakePlatformId {0x19120000}; | ||
| static constexpr uint32_t DefaultKabyLakePlatformId {0x59160000}; | ||
|
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| /** | ||
| * Framebuffers without any ports used for hardware acceleration only | ||
| * Note: Broadwell framebuffers all have connectors added. | ||
| * For user configuration only! | ||
| */ | ||
| static constexpr uint32_t ConnectorLessSandyBridgePlatformId1 {0x00030030}; | ||
| static constexpr uint32_t ConnectorLessSandyBridgePlatformId2 {0x00050000}; | ||
| static constexpr uint32_t ConnectorLessIvyBridgePlatformId1 {0x01620006}; | ||
| static constexpr uint32_t ConnectorLessIvyBridgePlatformId2 {0x01620007}; | ||
| static constexpr uint32_t ConnectorLessHaswellPlatformId1 {0x04120004}; | ||
| static constexpr uint32_t ConnectorLessHaswellPlatformId2 {0x0412000B}; | ||
| static constexpr uint32_t ConnectorLessSkylakePlatformId1 {0x19020001}; | ||
| static constexpr uint32_t ConnectorLessSkylakePlatformId2 {0x19170001}; | ||
| static constexpr uint32_t ConnectorLessSkylakePlatformId3 {0x19120001}; | ||
| static constexpr uint32_t ConnectorLessSkylakePlatformId4 {0x19320001}; | ||
| static constexpr uint32_t ConnectorLessKabyLakePlatformId1 {0x59180002}; | ||
| static constexpr uint32_t ConnectorLessKabyLakePlatformId2 {0x59120003}; | ||
|
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| public: | ||
| /** | ||
| * Invalid framebuffer identifier | ||
| */ | ||
| static constexpr uint32_t DefaultInvalidPlatformId {0xFFFFFFFF}; | ||
|
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| /** | ||
| * Framebuffer id to be reported to IGPU. | ||
| * This follows the standard convention initially found in IntelGraphicsFixup: | ||
| * igfxframe=X boot-arg has highest priority and overrides any other value. | ||
| * Manually specified AAPL,ig-platform-id or AAPL,snb-platform-id go next. | ||
| * On Sandy Bridge processors a default AAPL,snb-platform-id will be tried afterwards. | ||
| * On Skylake and Kaby Lake processors some default id will be tried afterwards. | ||
| */ | ||
| uint32_t reportedFramebufferId {0}; | ||
|
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| /** | ||
| * Compatible platform id property name for this IGPU | ||
| */ | ||
| const char *reportedFramebufferName {nullptr}; | ||
|
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| /** | ||
| * Set to true if the framebuffer has no connectors | ||
| */ | ||
| bool reportedFramebufferIsConnectorLess {false}; | ||
|
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| /** | ||
| * Known variants of firmware vendors | ||
| * Please note, that it may not be possible to always detect the right vendor | ||
| */ | ||
| enum class FirmwareVendor { | ||
| Unknown, | ||
| Apple, | ||
| VMware, | ||
| EDKII, | ||
| Parallels, | ||
| AMI, | ||
| Insyde, | ||
| Phoenix, | ||
| HP | ||
| }; | ||
|
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| /** | ||
| * Firmware vendor manufacturer | ||
| */ | ||
| FirmwareVendor firmwareVendor {FirmwareVendor::Unknown}; | ||
|
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| /** | ||
| * Allocate and initialise the device list. | ||
| * | ||
| * @return device list or nullptr | ||
| */ | ||
| EXPORT static DeviceInfo *create(); | ||
|
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| /** | ||
| * Release initialised device list. | ||
| * | ||
| * @param d device list | ||
| */ | ||
| EXPORT static void deleter(DeviceInfo *d); | ||
| }; | ||
|
|
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| #endif /* kern_devinfo_h */ |
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