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