diff options
Diffstat (limited to 'dev/modules/MBCI')
| -rw-r--r-- | dev/modules/MBCI/MBCI.h | 202 |
1 files changed, 97 insertions, 105 deletions
diff --git a/dev/modules/MBCI/MBCI.h b/dev/modules/MBCI/MBCI.h index ebc73f69..1038f17c 100644 --- a/dev/modules/MBCI/MBCI.h +++ b/dev/modules/MBCI/MBCI.h @@ -1,14 +1,14 @@ /* ------------------------------------------- - Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. ------------------------------------------- */ #ifndef _INC_MODULE_MBCI_H_ #define _INC_MODULE_MBCI_H_ -#include <hint/CompilerHint.h> #include <NewKit/Defines.h> +#include <hint/CompilerHint.h> #include <modules/ACPI/ACPI.h> /// @file MBCI.h @@ -26,106 +26,98 @@ */ #define kMBCIZeroSz (8) -#define kMBCIESBSz (64) - -namespace Kernel -{ - struct IMBCIHost; - - enum - { - kMBCISpeedDeviceInvalid, - kMBCILowSpeedDevice, - kMBCIHighSpeedDevice, - kMBCISpeedDeviceCount, - }; - - /// @brief MBCI Host header. - struct PACKED IMBCIHost final - { - UInt32 Magic; - UInt32 HostId; - UInt16 VendorId; - UInt16 DeviceId; - UInt8 MemoryType; - UInt16 HostType; - UInt16 HostFlags; - UInt8 Error; - UInt32 MMIOTest; - UInt16 State; - UInt8 Status; - UInt8 InterruptEnable; - UInt64 BaseAddressRegister; - UInt64 BaseAddressRegisterSize; - UInt32 CommandIssue; - UInt8 Esb[kMBCIESBSz]; // Extended Signature Block - UInt8 Zero[kMBCIZeroSz]; - }; - - /// @brief MBCI host flags. - enum MBCIHostFlags - { - kMBCIHostFlagsSupportsNothing, // Invalid MBCI device. - kMBCIHostFlagsSupportsAPM, // FW's Advanced Power Management. - kMBCIHostFlagsSupportsDaisyChain, // Is daisy chained. - kMBCIHostFlagsSupportsHWInterrupts, // Has HW interrupts. - kMBCIHostFlagsSupportsDMA, // Has DMA. - kMBCIHostFlagsExtended, // Extended flags table. - }; - - /// @brief MBCI host kind. - enum MBCIHostKind - { - kMBCIHostKindHardDisk, - kMBCIHostKindOpticalDisk, - kMBCIHostKindKeyboardLow, - kMBCIHostKindMouseLow, - kMBCIHostKindMouseHigh, - kMBCIHostKindKeyboardHigh, - kMBCIHostKindNetworkInterface, - kMBCIHostKindDaisyChain, - kMBCIHostKindStartExtended, // Extended vendor table limit. - }; - - enum MBCIHostState - { - kMBCIHostStateInvalid, - kMBCIHostStateReset, - kMBCIHostStateSuccess, - kMBCIHostStateReady, - kMBCIHostStateDmaStart, - kMBCIHostStateDmaEnd, - kMBCIHostStateFail, - kMBCIHostStateCount, - }; - - /// @brief An AuthKey is a context used to tokenize data for an MBCI packet. - typedef UInt32 MBCIAuthKeyType; - - /// @brief Read Auth key for MBCI host. - /// @param host the mbci host to get the key on. - /// @return the 24-bit key. - inline MBCIAuthKeyType mbci_read_auth_key(_Input volatile struct IMBCIHost* host) - { - constexpr auto const kChallengeMBCI = 0xdeadbeef; - - host->MMIOTest = kChallengeMBCI; - - if (host->MMIOTest == kChallengeMBCI) - { - return (host->Esb[kMBCIESBSz - 1] << 16) | (host->Esb[kMBCIESBSz - 2] << 8) | (host->Esb[kMBCIESBSz - 3] & 0xFF); - } - - return kChallengeMBCI; - } - - inline BOOL mbci_test_mmio(_Input volatile struct IMBCIHost* host) - { - constexpr auto const kChallengeMBCI = 0xdeadbeef; - - host->MMIOTest = kChallengeMBCI; - return host->MMIOTest == kChallengeMBCI; - } -} // namespace Kernel - -#endif // ifndef _INC_MODULE_MBCI_H_
\ No newline at end of file +#define kMBCIESBSz (64) + +namespace Kernel { +struct IMBCIHost; + +enum { + kMBCISpeedDeviceInvalid, + kMBCILowSpeedDevice, + kMBCIHighSpeedDevice, + kMBCISpeedDeviceCount, +}; + +/// @brief MBCI Host header. +struct PACKED IMBCIHost final { + UInt32 Magic; + UInt32 HostId; + UInt16 VendorId; + UInt16 DeviceId; + UInt8 MemoryType; + UInt16 HostType; + UInt16 HostFlags; + UInt8 Error; + UInt32 MMIOTest; + UInt16 State; + UInt8 Status; + UInt8 InterruptEnable; + UInt64 BaseAddressRegister; + UInt64 BaseAddressRegisterSize; + UInt32 CommandIssue; + UInt8 Esb[kMBCIESBSz]; // Extended Signature Block + UInt8 Zero[kMBCIZeroSz]; +}; + +/// @brief MBCI host flags. +enum MBCIHostFlags { + kMBCIHostFlagsSupportsNothing, // Invalid MBCI device. + kMBCIHostFlagsSupportsAPM, // FW's Advanced Power Management. + kMBCIHostFlagsSupportsDaisyChain, // Is daisy chained. + kMBCIHostFlagsSupportsHWInterrupts, // Has HW interrupts. + kMBCIHostFlagsSupportsDMA, // Has DMA. + kMBCIHostFlagsExtended, // Extended flags table. +}; + +/// @brief MBCI host kind. +enum MBCIHostKind { + kMBCIHostKindHardDisk, + kMBCIHostKindOpticalDisk, + kMBCIHostKindKeyboardLow, + kMBCIHostKindMouseLow, + kMBCIHostKindMouseHigh, + kMBCIHostKindKeyboardHigh, + kMBCIHostKindNetworkInterface, + kMBCIHostKindDaisyChain, + kMBCIHostKindStartExtended, // Extended vendor table limit. +}; + +enum MBCIHostState { + kMBCIHostStateInvalid, + kMBCIHostStateReset, + kMBCIHostStateSuccess, + kMBCIHostStateReady, + kMBCIHostStateDmaStart, + kMBCIHostStateDmaEnd, + kMBCIHostStateFail, + kMBCIHostStateCount, +}; + +/// @brief An AuthKey is a context used to tokenize data for an MBCI packet. +typedef UInt32 MBCIAuthKeyType; + +/// @brief Read Auth key for MBCI host. +/// @param host the mbci host to get the key on. +/// @return the 24-bit key. +inline MBCIAuthKeyType mbci_read_auth_key(_Input volatile struct IMBCIHost* host) { + constexpr auto const kChallengeMBCI = 0xdeadbeef; + + host->MMIOTest = kChallengeMBCI; + + if (host->MMIOTest == kChallengeMBCI) { + return (host->Esb[kMBCIESBSz - 1] << 16) | (host->Esb[kMBCIESBSz - 2] << 8) | + (host->Esb[kMBCIESBSz - 3] & 0xFF); + } + + return kChallengeMBCI; +} + +inline BOOL mbci_test_mmio(_Input volatile struct IMBCIHost* host) { + constexpr auto const kChallengeMBCI = 0xdeadbeef; + + host->MMIOTest = kChallengeMBCI; + return host->MMIOTest == kChallengeMBCI; +} +} // namespace Kernel + +#endif // ifndef _INC_MODULE_MBCI_H_
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