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XenevaOS
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#include <I2cMaster.h>

This PPI manipulates the I2C host controller to perform transactions as a master on the I2C bus using the current state of any switches or multiplexers in the I2C bus.
| CONST EFI_I2C_CONTROLLER_CAPABILITIES* _EFI_PEI_I2C_MASTER_PPI::I2cControllerCapabilities |
| EFI_GUID _EFI_PEI_I2C_MASTER_PPI::Identifier |
| EFI_PEI_I2C_MASTER_PPI_RESET _EFI_PEI_I2C_MASTER_PPI::Reset |
| EFI_PEI_I2C_MASTER_PPI_SET_BUS_FREQUENCY _EFI_PEI_I2C_MASTER_PPI::SetBusFrequency |
| EFI_PEI_I2C_MASTER_PPI_START_REQUEST _EFI_PEI_I2C_MASTER_PPI::StartRequest |