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/* -------------------------------------------
Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
------------------------------------------- */
#ifndef _INC_MODULE_MBCI_H_
#define _INC_MODULE_MBCI_H_
#include <NewKit/Defines.h>
#include <Mod/ACPI/ACPI.h>
/**
- VCC (IN) (OUT for MCU)
- CLK (IN) (OUT for MCU)
- ACK (BI) (Contains an Acknowledge Packet Frame)
- D0- (IN) (Starts with the Host Interface Packet Frame)
- D1- (IN) (Starts with the Host Interface Packet Frame)
- D0+ (OUT) (Starts with the Host Interface Packet Frame)
- D1+ (OUT) (Starts with the Host Interface Packet Frame)
- GND (IN) (OUT for MCU)
*/
#define kMBCIZeroSz (8)
namespace NeOS
{
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;
Char Zero[kMBCIZeroSz];
};
/// @brief MBCI host flags.
enum MBCIHostFlags
{
kMBCIHostFlagsSupportsNothing, // Invalid MBCI device.
kMBCIHostFlagsSupportsAPM, // 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 decrpy data from an MBCI packet.
typedef UInt64 MBCIAuthKeyType;
} // namespace NeOS
#endif // ifndef _INC_MODULE_MBCI_H_
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