1 #ifndef _ASM_X86_BIOS_EBDA_H
2 #define _ASM_X86_BIOS_EBDA_H
7 * Returns physical address of EBDA. Returns 0 if there is no EBDA.
9 static inline unsigned int get_bios_ebda(void)
12 * There is a real-mode segmented pointer pointing to the
13 * 4K EBDA area at 0x40E.
15 unsigned int address = *(unsigned short *)phys_to_virt(0x40E);
17 return address; /* 0 means none */
20 void reserve_bios_regions(void);
22 #ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION
24 * This is obviously not a great place for this, but we want to be
25 * able to scatter it around anywhere in the kernel.
27 void check_for_bios_corruption(void);
28 void start_periodic_check_for_corruption(void);
30 static inline void check_for_bios_corruption(void)
34 static inline void start_periodic_check_for_corruption(void)
39 #endif /* _ASM_X86_BIOS_EBDA_H */