tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef BOOT_COMPRESSED_MISC_H
2#define BOOT_COMPRESSED_MISC_H
3
4/*
5 * we have to be careful, because no indirections are allowed here, and
6 * paravirt_ops is a kind of one. As it will only run in baremetal anyway,
7 * we just keep it from happening
8 */
9#undef CONFIG_PARAVIRT
10#ifdef CONFIG_X86_32
11#define _ASM_X86_DESC_H 1
12#endif
13
14#include <linux/linkage.h>
15#include <linux/screen_info.h>
16#include <linux/elf.h>
17#include <linux/io.h>
18#include <asm/page.h>
19#include <asm/boot.h>
20#include <asm/bootparam.h>
21#include <asm/bootparam_utils.h>
22
23#define BOOT_BOOT_H
24#include "../ctype.h"
25
26#ifdef CONFIG_X86_64
27#define memptr long
28#else
29#define memptr unsigned
30#endif
31
32/* misc.c */
33extern memptr free_mem_ptr;
34extern memptr free_mem_end_ptr;
35extern struct boot_params *real_mode; /* Pointer to real-mode data */
36void __putstr(const char *s);
37#define error_putstr(__x) __putstr(__x)
38
39#ifdef CONFIG_X86_VERBOSE_BOOTUP
40
41#define debug_putstr(__x) __putstr(__x)
42
43#else
44
45static inline void debug_putstr(const char *s)
46{ }
47
48#endif
49
50#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE
51/* cmdline.c */
52int cmdline_find_option(const char *option, char *buffer, int bufsize);
53int cmdline_find_option_bool(const char *option);
54#endif
55
56
57#if CONFIG_RANDOMIZE_BASE
58/* aslr.c */
59unsigned char *choose_kernel_location(unsigned char *input,
60 unsigned long input_size,
61 unsigned char *output,
62 unsigned long output_size);
63/* cpuflags.c */
64bool has_cpuflag(int flag);
65#else
66static inline
67unsigned char *choose_kernel_location(unsigned char *input,
68 unsigned long input_size,
69 unsigned char *output,
70 unsigned long output_size)
71{
72 return output;
73}
74#endif
75
76#ifdef CONFIG_EARLY_PRINTK
77/* early_serial_console.c */
78extern int early_serial_base;
79void console_init(void);
80#else
81static const int early_serial_base;
82static inline void console_init(void)
83{ }
84#endif
85
86#endif