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Diffstat (limited to 'arch/m68k/include/asm/processor_mm.h')
-rw-r--r--arch/m68k/include/asm/processor_mm.h130
1 files changed, 0 insertions, 130 deletions
diff --git a/arch/m68k/include/asm/processor_mm.h b/arch/m68k/include/asm/processor_mm.h
deleted file mode 100644
index 1f61ef53f0e0..000000000000
--- a/arch/m68k/include/asm/processor_mm.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * include/asm-m68k/processor.h
- *
- * Copyright (C) 1995 Hamish Macdonald
- */
-
-#ifndef __ASM_M68K_PROCESSOR_H
-#define __ASM_M68K_PROCESSOR_H
-
-/*
- * Default implementation of macro that returns current
- * instruction pointer ("program counter").
- */
-#define current_text_addr() ({ __label__ _l; _l: &&_l;})
-
-#include <linux/thread_info.h>
-#include <asm/segment.h>
-#include <asm/fpu.h>
-#include <asm/ptrace.h>
-
-static inline unsigned long rdusp(void)
-{
- unsigned long usp;
-
- __asm__ __volatile__("move %/usp,%0" : "=a" (usp));
- return usp;
-}
-
-static inline void wrusp(unsigned long usp)
-{
- __asm__ __volatile__("move %0,%/usp" : : "a" (usp));
-}
-
-/*
- * User space process size: 3.75GB. This is hardcoded into a few places,
- * so don't change it unless you know what you are doing.
- */
-#ifndef CONFIG_SUN3
-#define TASK_SIZE (0xF0000000UL)
-#else
-#define TASK_SIZE (0x0E000000UL)
-#endif
-
-#ifdef __KERNEL__
-#define STACK_TOP TASK_SIZE
-#define STACK_TOP_MAX STACK_TOP
-#endif
-
-/* This decides where the kernel will search for a free chunk of vm
- * space during mmap's.
- */
-#ifndef CONFIG_SUN3
-#define TASK_UNMAPPED_BASE 0xC0000000UL
-#else
-#define TASK_UNMAPPED_BASE 0x0A000000UL
-#endif
-#define TASK_UNMAPPED_ALIGN(addr, off) PAGE_ALIGN(addr)
-
-struct thread_struct {
- unsigned long ksp; /* kernel stack pointer */
- unsigned long usp; /* user stack pointer */
- unsigned short sr; /* saved status register */
- unsigned short fs; /* saved fs (sfc, dfc) */
- unsigned long crp[2]; /* cpu root pointer */
- unsigned long esp0; /* points to SR of stack frame */
- unsigned long faddr; /* info about last fault */
- int signo, code;
- unsigned long fp[8*3];
- unsigned long fpcntl[3]; /* fp control regs */
- unsigned char fpstate[FPSTATESIZE]; /* floating point state */
- struct thread_info info;
-};
-
-#define INIT_THREAD { \
- .ksp = sizeof(init_stack) + (unsigned long) init_stack, \
- .sr = PS_S, \
- .fs = __KERNEL_DS, \
- .info = INIT_THREAD_INFO(init_task), \
-}
-
-/*
- * Do necessary setup to start up a newly executed thread.
- */
-static inline void start_thread(struct pt_regs * regs, unsigned long pc,
- unsigned long usp)
-{
- /* reads from user space */
- set_fs(USER_DS);
-
- regs->pc = pc;
- regs->sr &= ~0x2000;
- wrusp(usp);
-}
-
-/* Forward declaration, a strange C thing */
-struct task_struct;
-
-/* Free all resources held by a thread. */
-static inline void release_thread(struct task_struct *dead_task)
-{
-}
-
-/* Prepare to copy thread state - unlazy all lazy status */
-#define prepare_to_copy(tsk) do { } while (0)
-
-extern int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags);
-
-/*
- * Free current thread data structures etc..
- */
-static inline void exit_thread(void)
-{
-}
-
-extern unsigned long thread_saved_pc(struct task_struct *tsk);
-
-unsigned long get_wchan(struct task_struct *p);
-
-#define KSTK_EIP(tsk) \
- ({ \
- unsigned long eip = 0; \
- if ((tsk)->thread.esp0 > PAGE_SIZE && \
- (virt_addr_valid((tsk)->thread.esp0))) \
- eip = ((struct pt_regs *) (tsk)->thread.esp0)->pc; \
- eip; })
-#define KSTK_ESP(tsk) ((tsk) == current ? rdusp() : (tsk)->thread.usp)
-
-#define cpu_relax() barrier()
-
-#endif