[mirror_ubuntu-hirsute-kernel.git] / arch / x86 / boot / compressed / cmdline.c

// SPDX-License-Identifier: GPL-2.0
#include "misc.h"

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"
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);
}
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
8fee13a4 YL	2	#include "misc.h"
	3
	4	static unsigned long fs;
	5	static inline void set_fs(unsigned long seg)
	6	{
	7	fs = seg << 4; /* shift it back */
	8	}
	9	typedef unsigned long addr_t;
	10	static inline char rdfs8(addr_t addr)
	11	{
	12	return ((char )(fs + addr));
	13	}
	14	#include "../cmdline.c"
d52e7d5a	15	unsigned long get_cmd_line_ptr(void)
f1da834c	16	{
6655e0aa	17	unsigned long cmd_line_ptr = boot_params->hdr.cmd_line_ptr;
f1da834c	18
6655e0aa	19	cmd_line_ptr \|= (u64)boot_params->ext_cmd_line_ptr << 32;
ee92d815	20
f1da834c YL	21	return cmd_line_ptr;
f1da834c YL	22	}
8fee13a4 YL	23	int cmdline_find_option(const char option, char buffer, int bufsize)
8fee13a4 YL	24	{
f1da834c	25	return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize);
8fee13a4 YL	26	}
	27	int cmdline_find_option_bool(const char *option)
	28	{
f1da834c	29	return __cmdline_find_option_bool(get_cmd_line_ptr(), option);
8fee13a4	30	}