[deliverable/linux.git] / arch / x86 / boot / compressed / cmdline.c

#include "misc.h"

#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE

static unsigned long fs;
static inline void set_fs(unsigned long seg)
{
	fs = seg << 4;  /* shift it back */
}
typedef unsigned long addr_t;
static inline char rdfs8(addr_t addr)
{
	return *((char *)(fs + addr));
}
#include "../cmdline.c"
static unsigned long get_cmd_line_ptr(void)
{
	unsigned long cmd_line_ptr = boot_params->hdr.cmd_line_ptr;

	cmd_line_ptr |= (u64)boot_params->ext_cmd_line_ptr << 32;

	return cmd_line_ptr;
}
int cmdline_find_option(const char *option, char *buffer, int bufsize)
{
	return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize);
}
int cmdline_find_option_bool(const char *option)
{
	return __cmdline_find_option_bool(get_cmd_line_ptr(), option);
}

#endif
Commit	Line	Data
8fee13a4 YL	1	#include "misc.h"
8fee13a4 YL	2
8ab3820f	3	#if CONFIG_EARLY_PRINTK \|\| CONFIG_RANDOMIZE_BASE
bd448d4d	4
8fee13a4 YL	5	static unsigned long fs;
	6	static inline void set_fs(unsigned long seg)
	7	{
	8	fs = seg << 4; /* shift it back */
	9	}
	10	typedef unsigned long addr_t;
	11	static inline char rdfs8(addr_t addr)
	12	{
	13	return ((char )(fs + addr));
	14	}
	15	#include "../cmdline.c"
f1da834c YL	16	static unsigned long get_cmd_line_ptr(void)
f1da834c YL	17	{
6655e0aa	18	unsigned long cmd_line_ptr = boot_params->hdr.cmd_line_ptr;
f1da834c	19
6655e0aa	20	cmd_line_ptr \|= (u64)boot_params->ext_cmd_line_ptr << 32;
ee92d815	21
f1da834c YL	22	return cmd_line_ptr;
f1da834c YL	23	}
8fee13a4 YL	24	int cmdline_find_option(const char option, char buffer, int bufsize)
8fee13a4 YL	25	{
f1da834c	26	return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize);
8fee13a4 YL	27	}
	28	int cmdline_find_option_bool(const char *option)
	29	{
f1da834c	30	return __cmdline_find_option_bool(get_cmd_line_ptr(), option);
8fee13a4	31	}
bd448d4d GC	32
bd448d4d GC	33	#endif