WindowsNT351 8312ba839e 201B02
2024-07-09 16:58:42 +08:00

124 lines
5.5 KiB
C

//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// Use of this sample source code is subject to the terms of the Microsoft
// license agreement under which you licensed this sample source code. If
// you did not accept the terms of the license agreement, you are not
// authorized to use this sample source code. For the terms of the license,
// please see the license agreement between you and Microsoft or, if applicable,
// see the LICENSE.RTF on your install media or the root of your tools installation.
// THE SAMPLE SOURCE CODE IS PROVIDED "AS IS", WITH NO WARRANTIES.
//
/*++
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR PURPOSE.
Module Name:
bootarg.h
Abstract:
Definitions for arguments passed by loadcepc at boot time.
Notes:
--*/
#ifndef _BOOTARG_H
#define _BOOTARG_H
#include <halether.h>
// Contains a pointer to the actual boot args structure
#define BOOT_ARG_PTR_LOCATION 0x801FFFFC
#define BOOT_ARG_VERSION_SIG 0x12345678
#define BOOT_ARG_MAJOR_VER 1
#define BOOT_ARG_MINOR_VER 0
#define MAX_DEV_NAMELEN 16 // Should match EDBG_MAX_DEV_NAMELEN.
// NAND controller boot flags
#define NAND_PCI_PRESENT (1 << 0)
typedef struct _BOOT_ARGS {
UCHAR ucVideoMode;
UCHAR ucComPort;
UCHAR ucBaudDivisor;
UCHAR ucPCIConfigType;
// The following args are not set by older versions of loadcepc,
// so include a sig to verify that the remaining params are valid.
// Also, include a length to allow expansion in the future.
DWORD dwSig;
#define BOOTARG_SIG 0x544F4F42 // "BOOT"
DWORD dwLen; // Total length of boot args struct
UCHAR ucLoaderFlags; // Flags set by loader
UCHAR ucEshellFlags; // Flags from eshell
UCHAR ucEdbgAdapterType; // Type of debug Ether adapter
UCHAR ucEdbgIRQ; // IRQ line to use for debug Ether adapter
DWORD dwEdbgBaseAddr; // Base I/O address for debug Ether adapter
DWORD dwEdbgDebugZone; // Allow EDBG debug zones to be turned on from loadcepc
// The following is only valid if LDRFL_ADDR_VALID is set
EDBG_ADDR EdbgAddr; // IP/ether addr to use for debug Ethernet
// The following addresses are only valid if LDRFL_JUMPIMG is set, and corresponding bit in
// ucEshellFlags is set (configured by eshell, bit definitions in ethdbg.h).
EDBG_ADDR EshellHostAddr; // IP/ether addr and UDP port of host running eshell
EDBG_ADDR DbgHostAddr; // IP/ether addr and UDP port of host receiving dbg msgs
EDBG_ADDR CeshHostAddr; // IP/ether addr and UDP port of host running ether text shell
EDBG_ADDR KdbgHostAddr; // IP/ether addr and UDP port of host running kernel debugger
DWORD DHCPLeaseTime; // Length of DHCP IP lease in seconds
WORD EdbgFlags; // Information about the ethernet system
WORD KitlTransport; // Transport for Kitl communication
DWORD dwEBootFlag; // Eboot flags indicating whether EBoot supports warm reset (older version may not)
DWORD dwEBootAddr; // Eboot entry point set by eboot and used during warm reset
DWORD dwLaunchAddr; // Old image launch address saved by EBoot when it receives jmpimage
// The following args added to support passing info to flat framebuffer display driver
DWORD pvFlatFrameBuffer; // pointer to flat frame buffer
WORD vesaMode; // VESA mode being used
WORD cxDisplayScreen; // displayable X size
WORD cyDisplayScreen; // displayable Y size
WORD cxPhysicalScreen; // physical X size
WORD cyPhysicalScreen; // physical Y size
WORD cbScanLineLength; // scan line byte count
WORD bppScreen; // color depth
UCHAR RedMaskSize; // size of red color mask
UCHAR RedMaskPosition; // position for red color mask
UCHAR GreenMaskSize; // size of green color mask
UCHAR GreenMaskPosition; // position for green color mask
UCHAR BlueMaskSize; // size of blue color mask
UCHAR BlueMaskPosition; // position for blue color mask
// Version information for bootargs structure.
ULONG dwVersionSig;
USHORT MajorVersion;
USHORT MinorVersion;
// Version 1.0 additions
UCHAR szDeviceNameRoot[MAX_DEV_NAMELEN]; // EDBG device name root.
DWORD dwImgStoreAddr; // Flash storage address.
DWORD dwImgLoadAddr; // RAM load address.
DWORD dwImgLength; // Image length.
BYTE NANDBootFlags; // Boot flags related to NAND support.
BYTE NANDBusNumber; // NAND controller PCI bus number.
DWORD NANDSlotNumber;// NAND controller PCI slot number.
} BOOT_ARGS, *PBOOT_ARGS;
// Defs for loader flags
#define LDRFL_USE_EDBG 0x0001 // Set to attempt to use debug Ethernet
// The following two flags are only looked at if LDRFL_USE_EDBG is set
#define LDRFL_ADDR_VALID 0x0002 // Set if EdbgAddr field is valid
#define LDRFL_JUMPIMG 0x0004 // If set, don't communicate with eshell to get
// The following flag is only used for backup FLASH operation
#define LDRFL_FLASH_BACKUP 0x80
// configuration, use ucEshellFlags field.
// Use this constant in EdbgIRQ to specify that EDBG should run without an interrupt.
#define EDBG_IRQ_NONE 0xFF
#endif // _BOOTARG_H