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-rw-r--r--arch/metag/include/asm/syscall.h104
1 files changed, 0 insertions, 104 deletions
diff --git a/arch/metag/include/asm/syscall.h b/arch/metag/include/asm/syscall.h
deleted file mode 100644
index 24fc979..0000000
--- a/arch/metag/include/asm/syscall.h
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Access to user system call parameters and results
- *
- * Copyright (C) 2008 Imagination Technologies Ltd.
- *
- * This copyrighted material is made available to anyone wishing to use,
- * modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License v.2.
- *
- * See asm-generic/syscall.h for descriptions of what we must do here.
- */
-
-#ifndef _ASM_METAG_SYSCALL_H
-#define _ASM_METAG_SYSCALL_H
-
-#include <linux/sched.h>
-#include <linux/err.h>
-#include <linux/uaccess.h>
-
-#include <asm/switch.h>
-
-static inline long syscall_get_nr(struct task_struct *task,
- struct pt_regs *regs)
-{
- unsigned long insn;
-
- /*
- * FIXME there's no way to find out how we got here other than to
- * examine the memory at the PC to see if it is a syscall
- * SWITCH instruction.
- */
- if (get_user(insn, (unsigned long *)(regs->ctx.CurrPC - 4)))
- return -1;
-
- if (insn == __METAG_SW_ENCODING(SYS))
- return regs->ctx.DX[0].U1;
- else
- return -1L;
-}
-
-static inline void syscall_rollback(struct task_struct *task,
- struct pt_regs *regs)
-{
- /* do nothing */
-}
-
-static inline long syscall_get_error(struct task_struct *task,
- struct pt_regs *regs)
-{
- unsigned long error = regs->ctx.DX[0].U0;
- return IS_ERR_VALUE(error) ? error : 0;
-}
-
-static inline long syscall_get_return_value(struct task_struct *task,
- struct pt_regs *regs)
-{
- return regs->ctx.DX[0].U0;
-}
-
-static inline void syscall_set_return_value(struct task_struct *task,
- struct pt_regs *regs,
- int error, long val)
-{
- regs->ctx.DX[0].U0 = (long) error ?: val;
-}
-
-static inline void syscall_get_arguments(struct task_struct *task,
- struct pt_regs *regs,
- unsigned int i, unsigned int n,
- unsigned long *args)
-{
- unsigned int reg, j;
- BUG_ON(i + n > 6);
-
- for (j = i, reg = 6 - i; j < (i + n); j++, reg--) {
- if (reg % 2)
- args[j] = regs->ctx.DX[(reg + 1) / 2].U0;
- else
- args[j] = regs->ctx.DX[reg / 2].U1;
- }
-}
-
-static inline void syscall_set_arguments(struct task_struct *task,
- struct pt_regs *regs,
- unsigned int i, unsigned int n,
- const unsigned long *args)
-{
- unsigned int reg;
- BUG_ON(i + n > 6);
-
- for (reg = 6 - i; i < (i + n); i++, reg--) {
- if (reg % 2)
- regs->ctx.DX[(reg + 1) / 2].U0 = args[i];
- else
- regs->ctx.DX[reg / 2].U1 = args[i];
- }
-}
-
-#define NR_syscalls __NR_syscalls
-
-/* generic syscall table */
-extern const void *sys_call_table[];
-
-#endif /* _ASM_METAG_SYSCALL_H */
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