boot.h

Go to the documentation of this file.

/*
 * /phoenix/kernel/sys/boot.h
 *
 * This file is a part of Phoenix operating system.
 * Copyright (c) 2011-2012, Artyom Lebedev <artyom.lebedev@gmail.com>
 * All rights reserved.
 * See COPYING file for copyright details.
 */

#ifndef BOOT_H_
#define BOOT_H_

#ifdef __cplusplus

#ifdef AUTONOMOUS_LINKING
namespace {
#endif /* AUTONOMOUS_LINKING */

namespace boot {

#endif /* __cplusplus */

enum {
    BOOT_STACK_SIZE =       0x8000,
};

typedef struct {
    paddr_t efiSystemTable; 
    u32 cmdLineSize; 
    char *cmdLine; 
    void *memMap; 
    u32 memMapNumDesc; 
    u32 memMapDescSize; 
    u32 memMapDescVersion; 
} BootParam;

extern BootParam *kernBootParam;

#ifdef __cplusplus

struct BootstrapParam {
    BootParam *bootParam; 
    vaddr_t heap; 
    paddr_t defaultLatRoot; 
    vaddr_t quickMap; 
    void *quickMapPte[vm::NUM_QUICK_MAP]; 
};

static inline vm::Vaddr
BootToMapped(vm::Vaddr va)
{
    return va - LOAD_ADDRESS + vm::VMA_KERNEL_TEXT;
}

static inline vm::Vaddr
MappedToBoot(vm::Vaddr va)
{
    return va - KERNEL_ADDRESS + LOAD_ADDRESS;
}

} /* namespace boot */

#ifdef AUTONOMOUS_LINKING
}
#endif /* AUTONOMOUS_LINKING */

void Main(void *arg) __NORETURN;

#endif /* __cplusplus */

/* Symbols injected by linker script. */
extern u8   kernBootBss, 
            kernBootEnd, 
            kernText, 
            kernTextEnd, 
            kernRodataEnd, 
            kernRamdisk, 
            kernRamdiskEnd, 
            kernDataEnd, 
            kernEnd; 
extern u32  kernRamdiskSize;

#endif /* BOOT_H_ */