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[/] [or1k/] [tags/] [before_ORP/] [uclinux/] [uClinux-2.0.x/] [include/] [asm-i960/] [processor.h] - Rev 199
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/* * include/asm-i960/processor.h * * Copyright (C) 1999 Keith Adams */ #ifndef __ASM_I960_PROCESSOR_H #define __ASM_I960_PROCESSOR_H #include <asm/segment.h> /* * Bus types */ #define EISA_bus__is_a_macro 1 #define EISA_bus 0 #define MCA_bus__is_a_macro 1 #define MCA_bus 0 /* * The i960 can't do write protection */ #define wp_works_ok__is_a_macro 1 #define wp_works_ok 0 /* MAX floating point unit state size (FSAVE/FRESTORE) */ #define FPSTATESIZE 0 struct thread_struct { unsigned long pfp; /* saved pfp of thread */ }; /* XXX: do something with this */ #define INIT_MMAP { &init_mm, 0, 0x40000000, __pgprot(_PAGE_PRESENT|_PAGE_ACCESSED), VM_READ | VM_WRITE | VM_EXEC } #define INIT_TSS { \ (long) init_kernel_stack, 0, \ 0 \ } unsigned long alloc_kernel_stack(void); void free_kernel_stack(unsigned long ksp); /* * Do necessary setup to start up a newly executed thread. */ struct i960_frame { unsigned long pfp; unsigned long sp; unsigned long rip; }; extern void start_thread(struct pt_regs * regs, unsigned long ip, unsigned long sp); /* TODO: tracing stuff */ static inline void tron(void) { } static inline void troncof(void) { } static inline void troff(void) { } /* * Return saved PC of a blocked thread. */ extern inline unsigned long thread_saved_pc(struct thread_struct *t) { struct i960_frame* frame = (struct i960_frame*)t->pfp; return frame->rip; } #endif
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