1// SPDX-License-Identifier: GPL-2.0
2#include "misc.h"
3
4#include <asm/bootparam.h>
5
6static unsigned long fs;
7static inline void set_fs(unsigned long seg)
8{
9	fs = seg << 4;  /* shift it back */
10}
11typedef unsigned long addr_t;
12static inline char rdfs8(addr_t addr)
13{
14	return *((char *)(fs + addr));
15}
16#include "../cmdline.c"
17unsigned long get_cmd_line_ptr(void)
18{
19	unsigned long cmd_line_ptr = boot_params_ptr->hdr.cmd_line_ptr;
20
21	cmd_line_ptr |= (u64)boot_params_ptr->ext_cmd_line_ptr << 32;
22
23	return cmd_line_ptr;
24}
25int cmdline_find_option(const char *option, char *buffer, int bufsize)
26{
27	return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize);
28}
29int cmdline_find_option_bool(const char *option)
30{
31	return __cmdline_find_option_bool(get_cmd_line_ptr(), option);
32}
33