/* * include/asm-cris/processor.h * * Copyright (C) 2000, 2001 Axis Communications AB * * Authors: Bjorn Wesen Initial version * */ #ifndef __ASM_CRIS_PROCESSOR_H #define __ASM_CRIS_PROCESSOR_H #include <asm/page.h> #include <asm/ptrace.h> #include <arch/processor.h> #include <arch/system.h> struct task_struct; #define STACK_TOP TASK_SIZE #define STACK_TOP_MAX STACK_TOP /* This decides where the kernel will search for a free chunk of vm * space during mmap's. */ #define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 3)) /* THREAD_SIZE is the size of the thread_info/kernel_stack combo. * normally, the stack is found by doing something like p + THREAD_SIZE * in CRIS, a page is 8192 bytes, which seems like a sane size */ #define THREAD_SIZE PAGE_SIZE #define THREAD_SIZE_ORDER (0) /* * At user->kernel entry, the pt_regs struct is stacked on the top of the kernel-stack. * This macro allows us to find those regs for a task. * Notice that subsequent pt_regs stackings, like recursive interrupts occurring while * we're in the kernel, won't affect this - only the first user->kernel transition * registers are reached by this. */ #define user_regs(thread_info) (((struct pt_regs *)((unsigned long)(thread_info) + THREAD_SIZE)) - 1) /* * Dito but for the currently running task */ #define task_pt_regs(task) user_regs(task_thread_info(task)) unsigned long get_wchan(struct task_struct *p); #define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp) extern unsigned long thread_saved_pc(struct task_struct *tsk); /* Free all resources held by a thread. */
static inline void release_thread(struct task_struct *dead_task) { /* Nothing needs to be done. */ }Contributors
Person | Tokens | Prop | Commits | CommitProp | |
linus torvalds | linus torvalds | 7 | 53.85% | 1 | 33.33% |
mikael starvik | mikael starvik | 5 | 38.46% | 1 | 33.33% |
adrian bunk | adrian bunk | 1 | 7.69% | 1 | 33.33% |
Total | 13 | 100.00% | 3 | 100.00% |
Person | Tokens | Prop | Commits | CommitProp | |
linus torvalds | linus torvalds | 69 | 55.20% | 6 | 37.50% |
david howells | david howells | 18 | 14.40% | 2 | 12.50% |
mikael starvik | mikael starvik | 17 | 13.60% | 1 | 6.25% |
al viro | al viro | 7 | 5.60% | 1 | 6.25% |
davidlohr bueso | davidlohr bueso | 5 | 4.00% | 1 | 6.25% |
tim schmielau | tim schmielau | 3 | 2.40% | 1 | 6.25% |
thomas gleixner | thomas gleixner | 3 | 2.40% | 1 | 6.25% |
michael hayes | michael hayes | 1 | 0.80% | 1 | 6.25% |
adrian bunk | adrian bunk | 1 | 0.80% | 1 | 6.25% |
anton blanchard | anton blanchard | 1 | 0.80% | 1 | 6.25% |
Total | 125 | 100.00% | 16 | 100.00% |