1 #ifndef ASM_X86__BIOS_EBDA_H
2 #define ASM_X86__BIOS_EBDA_H
7 * there is a real-mode segmented pointer pointing to the
8 * 4K EBDA area at 0x40E.
10 static inline unsigned int get_bios_ebda(void)
12 unsigned int address = *(unsigned short *)phys_to_virt(0x40E);
14 return address; /* 0 means none */
17 void reserve_ebda_region(void);
19 #ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION
21 * This is obviously not a great place for this, but we want to be
22 * able to scatter it around anywhere in the kernel.
24 void check_for_bios_corruption(void);
25 void start_periodic_check_for_corruption(void);
27 static inline void check_for_bios_corruption(void)
31 static inline void start_periodic_check_for_corruption(void)
36 #endif /* ASM_X86__BIOS_EBDA_H */