static inline void setup_percpu_segment(int cpu)
{
#ifdef CONFIG_X86_32
struct desc_struct d = GDT_ENTRY_INIT(0x8092, per_cpu_offset(cpu),
0xFFFFF);
write_gdt_entry(get_cpu_gdt_rw(cpu), GDT_ENTRY_PERCPU, &d, DESCTYPE_S);
#endif
}
" pushl %ecx \n"
" pushl %ebx \n"
" pushl %eax \n"
" lcallw *pnp_bios_callpoint\n"
" addl $16, %esp \n"
" lret \n"
".previous \n");
#define Q2_SET_SEL(cpu, selname, address, size) \
do { \
struct desc_struct *gdt = get_cpu_gdt_table((cpu)); \
set_desc_base(&gdt[(selname) >> 3], (u32)(address)); \
set_desc_limit(&gdt[(selname) >> 3], (size) - 1); \
} while(0)
static const struct desc_struct bad_bios_desc = GDT_ENTRY_INIT(0x4093,
(unsigned long)__va(0x400UL), PAGE_SIZE - 0x400 - 1);
/*
* At some point we want to use this stack frame pointer to unwind
* after PnP BIOS oopses.
*/
__visible u32 pnp_bios_fault_esp;
__visible u32 pnp_bios_fault_eip;
__visible u32 pnp_bios_is_utter_crap = 0;
static spinlock_t pnp_bios_lock;
/*
* Support Functions
*/