1#include "misc.h" 2 3#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE 4 5static unsigned long fs; 6static inline void set_fs(unsigned long seg) 7{ 8 fs = seg << 4; /* shift it back */ 9} 10typedef unsigned long addr_t; 11static inline char rdfs8(addr_t addr) 12{ 13 return *((char *)(fs + addr)); 14} 15#include "../cmdline.c" 16static unsigned long get_cmd_line_ptr(void) 17{ 18 unsigned long cmd_line_ptr = real_mode->hdr.cmd_line_ptr; 19 20 cmd_line_ptr |= (u64)real_mode->ext_cmd_line_ptr << 32; 21 22 return cmd_line_ptr; 23} 24int cmdline_find_option(const char *option, char *buffer, int bufsize) 25{ 26 return __cmdline_find_option(get_cmd_line_ptr(), option, buffer, bufsize); 27} 28int cmdline_find_option_bool(const char *option) 29{ 30 return __cmdline_find_option_bool(get_cmd_line_ptr(), option); 31} 32 33#endif 34