56bb1bd5c9
add optional fields for microcode in kernel_args. Change-Id: Ic5fb54cf6c9f489a2d1cdda00f63980c11dcdaeb Reviewed-on: https://review.haiku-os.org/c/haiku/+/2264 Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
120 lines
3.4 KiB
C
120 lines
3.4 KiB
C
/*
|
|
* Copyright 2002-2009, Axel Dörfler, axeld@pinc-software.de.
|
|
* Distributed under the terms of the MIT License.
|
|
*
|
|
* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
|
|
* Distributed under the terms of the NewOS License.
|
|
*/
|
|
#ifndef KERNEL_BOOT_KERNEL_ARGS_H
|
|
#define KERNEL_BOOT_KERNEL_ARGS_H
|
|
|
|
|
|
#include <SupportDefs.h>
|
|
|
|
#include <boot/elf.h>
|
|
#include <boot/disk_identifier.h>
|
|
#include <boot/driver_settings.h>
|
|
|
|
#include <platform_kernel_args.h>
|
|
#include <arch_kernel_args.h>
|
|
|
|
#include <util/FixedWidthPointer.h>
|
|
|
|
|
|
#define CURRENT_KERNEL_ARGS_VERSION 1
|
|
#define MAX_KERNEL_ARGS_RANGE 20
|
|
|
|
// names of common boot_volume fields
|
|
#define BOOT_METHOD "boot method"
|
|
#define BOOT_VOLUME_USER_SELECTED "user selected"
|
|
#define BOOT_VOLUME_BOOTED_FROM_IMAGE "booted from image"
|
|
#define BOOT_VOLUME_PACKAGED "packaged"
|
|
#define BOOT_VOLUME_PACKAGES_STATE "packages state"
|
|
#define BOOT_VOLUME_PARTITION_OFFSET "partition offset"
|
|
#define BOOT_VOLUME_DISK_IDENTIFIER "disk identifier"
|
|
|
|
// boot methods
|
|
enum {
|
|
BOOT_METHOD_HARD_DISK = 0,
|
|
BOOT_METHOD_CD = 1,
|
|
BOOT_METHOD_NET = 2,
|
|
|
|
BOOT_METHOD_DEFAULT = BOOT_METHOD_HARD_DISK
|
|
};
|
|
|
|
typedef struct kernel_args {
|
|
uint32 kernel_args_size;
|
|
uint32 version;
|
|
|
|
FixedWidthPointer<struct preloaded_image> kernel_image;
|
|
FixedWidthPointer<struct preloaded_image> preloaded_images;
|
|
|
|
uint32 num_physical_memory_ranges;
|
|
addr_range physical_memory_range[MAX_PHYSICAL_MEMORY_RANGE];
|
|
uint32 num_physical_allocated_ranges;
|
|
addr_range physical_allocated_range[MAX_PHYSICAL_ALLOCATED_RANGE];
|
|
uint32 num_virtual_allocated_ranges;
|
|
addr_range virtual_allocated_range[MAX_VIRTUAL_ALLOCATED_RANGE];
|
|
uint32 num_kernel_args_ranges;
|
|
addr_range kernel_args_range[MAX_KERNEL_ARGS_RANGE];
|
|
uint64 ignored_physical_memory;
|
|
|
|
uint32 num_cpus;
|
|
addr_range cpu_kstack[SMP_MAX_CPUS];
|
|
|
|
// boot volume KMessage data
|
|
FixedWidthPointer<void> boot_volume;
|
|
int32 boot_volume_size;
|
|
|
|
FixedWidthPointer<struct driver_settings_file> driver_settings;
|
|
|
|
struct {
|
|
addr_range physical_buffer;
|
|
uint32 bytes_per_row;
|
|
uint16 width;
|
|
uint16 height;
|
|
uint8 depth;
|
|
bool enabled;
|
|
} frame_buffer;
|
|
|
|
FixedWidthPointer<void> vesa_modes;
|
|
uint16 vesa_modes_size;
|
|
uint8 vesa_capabilities;
|
|
FixedWidthPointer<void> edid_info;
|
|
|
|
FixedWidthPointer<void> debug_output;
|
|
// If keep_debug_output_buffer, points to a ring_buffer, else to a
|
|
// simple flat buffer. In either case it stores the debug output from
|
|
// the boot loader.
|
|
FixedWidthPointer<void> previous_debug_output;
|
|
// A flat pointer to a buffer containing the debug output from the
|
|
// previous session. May be NULL.
|
|
uint32 debug_size;
|
|
// If keep_debug_output_buffer, the size of the ring buffer, otherwise
|
|
// the size of the flat buffer debug_output points to.
|
|
uint32 previous_debug_size;
|
|
// The size of the buffer previous_debug_output points to. Used as a
|
|
// boolean indicator whether to save the previous session's debug output
|
|
// until initialized for the kernel.
|
|
bool keep_debug_output_buffer;
|
|
// If true, debug_output is a ring buffer, otherwise a flat buffer.
|
|
|
|
platform_kernel_args platform_args;
|
|
arch_kernel_args arch_args;
|
|
|
|
// bootsplash data
|
|
FixedWidthPointer<uint8> boot_splash;
|
|
|
|
// optional microcode
|
|
FixedWidthPointer<void> ucode_data;
|
|
uint32 ucode_data_size;
|
|
|
|
} _PACKED kernel_args;
|
|
|
|
|
|
const size_t kernel_args_size_v1 = sizeof(kernel_args)
|
|
- sizeof(FixedWidthPointer<void>) - sizeof(uint32);
|
|
|
|
|
|
#endif /* KERNEL_BOOT_KERNEL_ARGS_H */
|