/*
* Copyright (c) 2007-2009 Apple Inc. All rights reserved.
* Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
*/
/*
* @OSF_COPYRIGHT@
*/
#ifndef _PEXPERT_ARM64_BOOT_H_
#define _PEXPERT_ARM64_BOOT_H_
#ifdef KERNEL
#include <kern/kern_types.h>
#endif
#include <pexpert/arm/consistent_debug.h>
#include <pexpert/arm/protos.h>
/*
* Maximum size of an environment variable value. This particular value is
* chosen to accommodate the maximum encoded size of the system token as
* computed in https://confluence.sd.apple.com/display/TK/System+Token.
*
* This value matches iBoot's IBOOT_MAX_ENV_VAR_DATA_SIZE.
*/
#define BOOT_LINE_LENGTH 1024
/*
* Video information..
*/
struct Boot_Video {
unsigned long v_baseAddr; /* Base address of video memory */
unsigned long v_display; /* Display Code (if Applicable */
unsigned long v_rowBytes; /* Number of bytes per pixel row */
unsigned long v_width; /* Width */
unsigned long v_height; /* Height */
unsigned long v_depth; /* Pixel Depth and other parameters */
};
#define kBootVideoDepthMask (0xFF)
#define kBootVideoDepthDepthShift (0)
#define kBootVideoDepthRotateShift (8)
#define kBootVideoDepthScaleShift (16)
#define kBootVideoDepthBootRotateShift (24)
#define kBootFlagsDarkBoot (1ULL << 0)
typedef struct Boot_Video Boot_Video;
/* Boot argument structure - passed into Mach kernel at boot time.
*/
#define kBootArgsRevision 1
#define kBootArgsRevision2 2 /* added boot_args.bootFlags */
#define kBootArgsVersion1 1
#define kBootArgsVersion2 2
typedef struct boot_args {
uint16_t Revision; /* Revision of boot_args structure */
uint16_t Version; /* Version of boot_args structure */
uint64_t virtBase; /* Virtual base of memory */
uint64_t physBase; /* Physical base of memory */
uint64_t memSize; /* Size of memory */
uint64_t topOfKernelData; /* Highest physical address used in kernel data area */
Boot_Video Video; /* Video Information */
uint32_t machineType; /* Machine Type */
void *deviceTreeP; /* Base of flattened device tree */
uint32_t deviceTreeLength; /* Length of flattened tree */
char CommandLine[BOOT_LINE_LENGTH]; /* Passed in command line */
uint64_t bootFlags; /* Additional flags specified by the bootloader */
uint64_t memSizeActual; /* Actual size of memory */
} boot_args;
#define SOC_DEVICE_TYPE_BUFFER_SIZE 32
#define PC_TRACE_BUF_SIZE 1024
#define CDBG_MEM ((sizeof(dbg_registry_t) + PAGE_SIZE - 1) & ~PAGE_MASK)
#define PE_EARLY_BOOT_VA (CDBG_MEM)
#endif /* _PEXPERT_ARM64_BOOT_H_ */