1 /** 2 3 Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved 4 5 This program and the accompanying materials are licensed and made available under 6 the terms and conditions of the BSD License that accompanies this distribution. 7 The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 13 14 15 @file 16 PchRegsHda.h 17 18 @brief 19 Register names for PCH High Definition Audio device. 20 21 Conventions: 22 23 - Prefixes: 24 Definitions beginning with "R_" are registers 25 Definitions beginning with "B_" are bits within registers 26 Definitions beginning with "V_" are meaningful values of bits within the registers 27 Definitions beginning with "S_" are register sizes 28 Definitions beginning with "N_" are the bit position 29 - In general, PCH registers are denoted by "_PCH_" in register names 30 - Registers / bits that are different between PCH generations are denoted by 31 "_PCH_<generation_name>_" in register/bit names. e.g., "_PCH_VLV_" 32 - Registers / bits that are different between SKUs are denoted by "_<SKU_name>" 33 at the end of the register/bit names 34 - Registers / bits of new devices introduced in a PCH generation will be just named 35 as "_PCH_" without <generation_name> inserted. 36 37 **/ 38 #ifndef _PCH_REGS_HDA_H_ 39 #define _PCH_REGS_HDA_H_ 40 41 /// 42 /// Azalia Controller Registers (D27:F0) 43 /// 44 #define PCI_DEVICE_NUMBER_PCH_AZALIA 27 45 #define PCI_FUNCTION_NUMBER_PCH_AZALIA 0 46 47 #define R_PCH_HDA_PCS 0x54 // Power Management Control and Status 48 #define B_PCH_HDA_PCS_DATA 0xFF000000 // Data, does not apply 49 #define B_PCH_HDA_PCS_CCE BIT23 // Bus Power Control Enable, does not apply 50 #define B_PCH_HDA_PCS_PMES BIT15 // PME Status 51 #define B_PCH_HDA_PCS_PMEE BIT8 // PME Enable 52 #define B_PCH_HDA_PCS_PS (BIT1 | BIT0) // Power State - D0/D3 Hot 53 #define V_PCH_HDA_PCS_PS0 0x00 54 #define V_PCH_HDA_PCS_PS3 0x03 55 56 #endif 57