Yinghai Lu | 8fee13a4 | 2010-08-02 16:21:22 -0700 | [diff] [blame] | 1 | #include "misc.h" |
| 2 | |
Gokul Caushik | bd448d4 | 2012-07-19 18:04:42 -0700 | [diff] [blame] | 3 | #ifdef CONFIG_EARLY_PRINTK |
| 4 | |
Yinghai Lu | 8fee13a4 | 2010-08-02 16:21:22 -0700 | [diff] [blame] | 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" |
Yinghai Lu | f1da834 | 2013-01-24 12:19:57 -0800 | [diff] [blame^] | 16 | static unsigned long get_cmd_line_ptr(void) |
| 17 | { |
| 18 | unsigned long cmd_line_ptr = real_mode->hdr.cmd_line_ptr; |
| 19 | |
| 20 | return cmd_line_ptr; |
| 21 | } |
Yinghai Lu | 8fee13a4 | 2010-08-02 16:21:22 -0700 | [diff] [blame] | 22 | int cmdline_find_option(const char *option, char *buffer, int bufsize) |
| 23 | { |
Yinghai Lu | f1da834 | 2013-01-24 12:19:57 -0800 | [diff] [blame^] | 24 | return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize); |
Yinghai Lu | 8fee13a4 | 2010-08-02 16:21:22 -0700 | [diff] [blame] | 25 | } |
| 26 | int cmdline_find_option_bool(const char *option) |
| 27 | { |
Yinghai Lu | f1da834 | 2013-01-24 12:19:57 -0800 | [diff] [blame^] | 28 | return __cmdline_find_option_bool(get_cmd_line_ptr(), option); |
Yinghai Lu | 8fee13a4 | 2010-08-02 16:21:22 -0700 | [diff] [blame] | 29 | } |
Gokul Caushik | bd448d4 | 2012-07-19 18:04:42 -0700 | [diff] [blame] | 30 | |
| 31 | #endif |