/*
** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
** Distributed under the terms of the MIT License.
*/
#ifndef KERNEL_ARCH_PPC_KERNEL_ARGS_H
#define KERNEL_ARCH_PPC_KERNEL_ARGS_H

#ifndef KERNEL_BOOT_KERNEL_ARGS_H
#       error This file is included from <boot/kernel_args.h> only
#endif

#define _PACKED __attribute__((packed))

#define MAX_VIRTUAL_RANGES_TO_KEEP      32

// kernel args
typedef struct {
        // architecture specific
        uint64          cpu_frequency;
        uint64          bus_frequency;
        uint64          time_base_frequency;

        addr_range      page_table;             // virtual address and size of the page table
        addr_range      exception_handlers;
        addr_range      framebuffer;            // maps where the framebuffer is located, in physical memory
        int             screen_x, screen_y, screen_depth;

        // The virtual ranges we want to keep in the kernel. E.g. those belonging
        // to the Open Firmware.
        uint32          num_virtual_ranges_to_keep;
        addr_range      virtual_ranges_to_keep[MAX_VIRTUAL_RANGES_TO_KEEP];

        // platform type we booted from
        int                     platform;
} arch_kernel_args;

#endif  /* KERNEL_ARCH_PPC_KERNEL_ARGS_H */