diff options
Diffstat (limited to 'i386/i386at/gpl/linux/include/asm/processor.h')
| -rw-r--r-- | i386/i386at/gpl/linux/include/asm/processor.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/i386/i386at/gpl/linux/include/asm/processor.h b/i386/i386at/gpl/linux/include/asm/processor.h deleted file mode 100644 index dea7827b..00000000 --- a/i386/i386at/gpl/linux/include/asm/processor.h +++ /dev/null @@ -1,146 +0,0 @@ -/* - * include/asm-i386/processor.h - * - * Copyright (C) 1994 Linus Torvalds - */ - -#ifndef __ASM_I386_PROCESSOR_H -#define __ASM_I386_PROCESSOR_H - -/* - * System setup and hardware bug flags.. - */ -extern char hard_math; -extern char x86; /* lower 4 bits */ -extern char x86_vendor_id[13]; -extern char x86_model; /* lower 4 bits */ -extern char x86_mask; /* lower 4 bits */ -extern int x86_capability; /* field of flags */ -extern int fdiv_bug; -extern char ignore_irq13; -extern char wp_works_ok; /* doesn't work on a 386 */ -extern char hlt_works_ok; /* problems on some 486Dx4's and old 386's */ - -/* - * Bus types (default is ISA, but people can check others with these..) - * MCA_bus hardcoded to 0 for now. - */ -extern int EISA_bus; -#define MCA_bus 0 -#define MCA_bus__is_a_macro /* for versions in ksyms.c */ - -/* - * User space process size: 3GB. This is hardcoded into a few places, - * so don't change it unless you know what you are doing. - */ -#define TASK_SIZE (0xC0000000UL) - -/* - * Size of io_bitmap in longwords: 32 is ports 0-0x3ff. - */ -#define IO_BITMAP_SIZE 32 - -struct i387_hard_struct { - long cwd; - long swd; - long twd; - long fip; - long fcs; - long foo; - long fos; - long st_space[20]; /* 8*10 bytes for each FP-reg = 80 bytes */ -}; - -struct i387_soft_struct { - long cwd; - long swd; - long twd; - long fip; - long fcs; - long foo; - long fos; - long top; - struct fpu_reg regs[8]; /* 8*16 bytes for each FP-reg = 128 bytes */ - unsigned char lookahead; - struct info *info; - unsigned long entry_eip; -}; - -union i387_union { - struct i387_hard_struct hard; - struct i387_soft_struct soft; -}; - -struct thread_struct { - unsigned short back_link,__blh; - unsigned long esp0; - unsigned short ss0,__ss0h; - unsigned long esp1; - unsigned short ss1,__ss1h; - unsigned long esp2; - unsigned short ss2,__ss2h; - unsigned long cr3; - unsigned long eip; - unsigned long eflags; - unsigned long eax,ecx,edx,ebx; - unsigned long esp; - unsigned long ebp; - unsigned long esi; - unsigned long edi; - unsigned short es, __esh; - unsigned short cs, __csh; - unsigned short ss, __ssh; - unsigned short ds, __dsh; - unsigned short fs, __fsh; - unsigned short gs, __gsh; - unsigned short ldt, __ldth; - unsigned short trace, bitmap; - unsigned long io_bitmap[IO_BITMAP_SIZE+1]; - unsigned long tr; - unsigned long cr2, trap_no, error_code; -/* floating point info */ - union i387_union i387; -/* virtual 86 mode info */ - struct vm86_struct * vm86_info; - unsigned long screen_bitmap; - unsigned long v86flags, v86mask, v86mode; -}; - -#define INIT_MMAP { &init_mm, 0, 0x40000000, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC } - -#define INIT_TSS { \ - 0,0, \ - sizeof(init_kernel_stack) + (long) &init_kernel_stack, \ - KERNEL_DS, 0, \ - 0,0,0,0,0,0, \ - (long) &swapper_pg_dir, \ - 0,0,0,0,0,0,0,0,0,0, \ - USER_DS,0,USER_DS,0,USER_DS,0,USER_DS,0,USER_DS,0,USER_DS,0, \ - _LDT(0),0, \ - 0, 0x8000, \ - {~0, }, /* ioperm */ \ - _TSS(0), 0, 0,0, \ - { { 0, }, }, /* 387 state */ \ - NULL, 0, 0, 0, 0 /* vm86_info */ \ -} - -#define alloc_kernel_stack() get_free_page(GFP_KERNEL) -#define free_kernel_stack(page) free_page((page)) - -static inline void start_thread(struct pt_regs * regs, unsigned long eip, unsigned long esp) -{ - regs->cs = USER_CS; - regs->ds = regs->es = regs->ss = regs->fs = regs->gs = USER_DS; - regs->eip = eip; - regs->esp = esp; -} - -/* - * Return saved PC of a blocked thread. - */ -extern inline unsigned long thread_saved_pc(struct thread_struct *t) -{ - return ((unsigned long *)t->esp)[3]; -} - -#endif /* __ASM_I386_PROCESSOR_H */ |