From 5583a8a4ffd0dda9e069c9676e7ce69bc9fd5514 Mon Sep 17 00:00:00 2001 From: Laszlo Ersek Date: Tue, 21 Feb 2017 14:29:10 +0100 Subject: [PATCH] OvmfPkg/QemuFwCfgLib: move types/macros from lib class to IndustryStandard Cc: Jordan Justen Suggested-by: Jordan Justen Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Laszlo Ersek Reviewed-by: Jordan Justen --- OvmfPkg/Include/IndustryStandard/QemuFwCfg.h | 96 ++++++++++++++++++++ OvmfPkg/Include/Library/QemuFwCfgLib.h | 70 +------------- 2 files changed, 97 insertions(+), 69 deletions(-) create mode 100644 OvmfPkg/Include/IndustryStandard/QemuFwCfg.h diff --git a/OvmfPkg/Include/IndustryStandard/QemuFwCfg.h b/OvmfPkg/Include/IndustryStandard/QemuFwCfg.h new file mode 100644 index 0000000000..c7e9b5c382 --- /dev/null +++ b/OvmfPkg/Include/IndustryStandard/QemuFwCfg.h @@ -0,0 +1,96 @@ +/** @file + Macro and type definitions corresponding to the QEMU fw_cfg interface. + + Refer to "docs/specs/fw_cfg.txt" in the QEMU source directory. + + Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
+ Copyright (C) 2013 - 2017, Red Hat, Inc. + + This program and the accompanying materials are licensed and made available + under the terms and conditions of the BSD License which accompanies this + distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT + WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. +**/ + +#ifndef __FW_CFG_H__ +#define __FW_CFG_H__ + +#include + +// +// The size, in bytes, of names of firmware configuration files, including at +// least one terminating NUL byte. +// +#define QEMU_FW_CFG_FNAME_SIZE 56 + +// +// If the following bit is set in the UINT32 fw_cfg revision / feature bitmap +// -- read from key 0x0001 with the basic IO Port or MMIO method --, then the +// DMA interface is available. +// +#define FW_CFG_F_DMA BIT1 + +// +// Macros for the FW_CFG_DMA_ACCESS.Control bitmap (in native encoding). +// +#define FW_CFG_DMA_CTL_ERROR BIT0 +#define FW_CFG_DMA_CTL_READ BIT1 +#define FW_CFG_DMA_CTL_SKIP BIT2 +#define FW_CFG_DMA_CTL_SELECT BIT3 +#define FW_CFG_DMA_CTL_WRITE BIT4 + +// +// Numerically defined keys. +// +typedef enum { + QemuFwCfgItemSignature = 0x0000, + QemuFwCfgItemInterfaceVersion = 0x0001, + QemuFwCfgItemSystemUuid = 0x0002, + QemuFwCfgItemRamSize = 0x0003, + QemuFwCfgItemGraphicsEnabled = 0x0004, + QemuFwCfgItemSmpCpuCount = 0x0005, + QemuFwCfgItemMachineId = 0x0006, + QemuFwCfgItemKernelAddress = 0x0007, + QemuFwCfgItemKernelSize = 0x0008, + QemuFwCfgItemKernelCommandLine = 0x0009, + QemuFwCfgItemInitrdAddress = 0x000a, + QemuFwCfgItemInitrdSize = 0x000b, + QemuFwCfgItemBootDevice = 0x000c, + QemuFwCfgItemNumaData = 0x000d, + QemuFwCfgItemBootMenu = 0x000e, + QemuFwCfgItemMaximumCpuCount = 0x000f, + QemuFwCfgItemKernelEntry = 0x0010, + QemuFwCfgItemKernelData = 0x0011, + QemuFwCfgItemInitrdData = 0x0012, + QemuFwCfgItemCommandLineAddress = 0x0013, + QemuFwCfgItemCommandLineSize = 0x0014, + QemuFwCfgItemCommandLineData = 0x0015, + QemuFwCfgItemKernelSetupAddress = 0x0016, + QemuFwCfgItemKernelSetupSize = 0x0017, + QemuFwCfgItemKernelSetupData = 0x0018, + QemuFwCfgItemFileDir = 0x0019, + + QemuFwCfgItemX86AcpiTables = 0x8000, + QemuFwCfgItemX86SmbiosTables = 0x8001, + QemuFwCfgItemX86Irq0Override = 0x8002, + QemuFwCfgItemX86E820Table = 0x8003, + QemuFwCfgItemX86HpetData = 0x8004, + +} FIRMWARE_CONFIG_ITEM; + +// +// Communication structure for the DMA access method. All fields are encoded in +// big endian. +// +#pragma pack (1) +typedef struct { + UINT32 Control; + UINT32 Length; + UINT64 Address; +} FW_CFG_DMA_ACCESS; +#pragma pack () + +#endif diff --git a/OvmfPkg/Include/Library/QemuFwCfgLib.h b/OvmfPkg/Include/Library/QemuFwCfgLib.h index 41c3817470..2a1261327b 100644 --- a/OvmfPkg/Include/Library/QemuFwCfgLib.h +++ b/OvmfPkg/Include/Library/QemuFwCfgLib.h @@ -17,75 +17,7 @@ #ifndef __FW_CFG_LIB__ #define __FW_CFG_LIB__ -// -// The size, in bytes, of names of firmware configuration files, including at -// least one terminating NUL byte. -// -#define QEMU_FW_CFG_FNAME_SIZE 56 - -// -// If the following bit is set in the UINT32 fw_cfg revision / feature bitmap -// -- read from key 0x0001 with the basic IO Port or MMIO method --, then the -// DMA interface is available. -// -#define FW_CFG_F_DMA BIT1 - -// -// Macros for the FW_CFG_DMA_ACCESS.Control bitmap (in native encoding). -// -#define FW_CFG_DMA_CTL_ERROR BIT0 -#define FW_CFG_DMA_CTL_READ BIT1 -#define FW_CFG_DMA_CTL_SKIP BIT2 -#define FW_CFG_DMA_CTL_SELECT BIT3 -#define FW_CFG_DMA_CTL_WRITE BIT4 - -typedef enum { - QemuFwCfgItemSignature = 0x0000, - QemuFwCfgItemInterfaceVersion = 0x0001, - QemuFwCfgItemSystemUuid = 0x0002, - QemuFwCfgItemRamSize = 0x0003, - QemuFwCfgItemGraphicsEnabled = 0x0004, - QemuFwCfgItemSmpCpuCount = 0x0005, - QemuFwCfgItemMachineId = 0x0006, - QemuFwCfgItemKernelAddress = 0x0007, - QemuFwCfgItemKernelSize = 0x0008, - QemuFwCfgItemKernelCommandLine = 0x0009, - QemuFwCfgItemInitrdAddress = 0x000a, - QemuFwCfgItemInitrdSize = 0x000b, - QemuFwCfgItemBootDevice = 0x000c, - QemuFwCfgItemNumaData = 0x000d, - QemuFwCfgItemBootMenu = 0x000e, - QemuFwCfgItemMaximumCpuCount = 0x000f, - QemuFwCfgItemKernelEntry = 0x0010, - QemuFwCfgItemKernelData = 0x0011, - QemuFwCfgItemInitrdData = 0x0012, - QemuFwCfgItemCommandLineAddress = 0x0013, - QemuFwCfgItemCommandLineSize = 0x0014, - QemuFwCfgItemCommandLineData = 0x0015, - QemuFwCfgItemKernelSetupAddress = 0x0016, - QemuFwCfgItemKernelSetupSize = 0x0017, - QemuFwCfgItemKernelSetupData = 0x0018, - QemuFwCfgItemFileDir = 0x0019, - - QemuFwCfgItemX86AcpiTables = 0x8000, - QemuFwCfgItemX86SmbiosTables = 0x8001, - QemuFwCfgItemX86Irq0Override = 0x8002, - QemuFwCfgItemX86E820Table = 0x8003, - QemuFwCfgItemX86HpetData = 0x8004, - -} FIRMWARE_CONFIG_ITEM; - -// -// Communication structure for the DMA access method. All fields are encoded in -// big endian. -// -#pragma pack (1) -typedef struct { - UINT32 Control; - UINT32 Length; - UINT64 Address; -} FW_CFG_DMA_ACCESS; -#pragma pack () +#include /** Returns a boolean indicating if the firmware configuration interface -- 2.39.2