diff options
Diffstat (limited to 'arch/avr32/include/asm/thread_info.h')
-rw-r--r-- | arch/avr32/include/asm/thread_info.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/arch/avr32/include/asm/thread_info.h b/arch/avr32/include/asm/thread_info.h deleted file mode 100644 index d4d3079541ea..000000000000 --- a/arch/avr32/include/asm/thread_info.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (C) 2004-2006 Atmel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#ifndef __ASM_AVR32_THREAD_INFO_H -#define __ASM_AVR32_THREAD_INFO_H - -#include <asm/page.h> - -#define THREAD_SIZE_ORDER 1 -#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) - -#ifndef __ASSEMBLY__ -#include <asm/types.h> - -struct task_struct; - -struct thread_info { - struct task_struct *task; /* main task structure */ - unsigned long flags; /* low level flags */ - __u32 cpu; - __s32 preempt_count; /* 0 => preemptable, <0 => BUG */ - __u32 rar_saved; /* return address... */ - __u32 rsr_saved; /* ...and status register - saved by debug handler - when setting up - trampoline */ - __u8 supervisor_stack[0]; -}; - -#define INIT_THREAD_INFO(tsk) \ -{ \ - .task = &tsk, \ - .flags = 0, \ - .cpu = 0, \ - .preempt_count = INIT_PREEMPT_COUNT, \ -} - -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - -/* - * Get the thread information struct from C. - * We do the usual trick and use the lower end of the stack for this - */ -static inline struct thread_info *current_thread_info(void) -{ - unsigned long addr = ~(THREAD_SIZE - 1); - - asm("and %0, sp" : "=r"(addr) : "0"(addr)); - return (struct thread_info *)addr; -} - -#define get_thread_info(ti) get_task_struct((ti)->task) -#define put_thread_info(ti) put_task_struct((ti)->task) - -#endif /* !__ASSEMBLY__ */ - -/* - * Thread information flags - * - these are process state flags that various assembly files may need to access - * - pending work-to-be-done flags are in LSW - * - other flags in MSW - */ -#define TIF_SYSCALL_TRACE 0 /* syscall trace active */ -#define TIF_SIGPENDING 1 /* signal pending */ -#define TIF_NEED_RESCHED 2 /* rescheduling necessary */ -#define TIF_BREAKPOINT 4 /* enter monitor mode on return */ -#define TIF_SINGLE_STEP 5 /* single step in progress */ -#define TIF_MEMDIE 6 /* is terminating due to OOM killer */ -#define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal */ -#define TIF_CPU_GOING_TO_SLEEP 8 /* CPU is entering sleep 0 mode */ -#define TIF_NOTIFY_RESUME 9 /* callback before returning to user */ -#define TIF_DEBUG 30 /* debugging enabled */ -#define TIF_USERSPACE 31 /* true if FS sets userspace */ - -#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) -#define _TIF_SIGPENDING (1 << TIF_SIGPENDING) -#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) -#define _TIF_BREAKPOINT (1 << TIF_BREAKPOINT) -#define _TIF_SINGLE_STEP (1 << TIF_SINGLE_STEP) -#define _TIF_MEMDIE (1 << TIF_MEMDIE) -#define _TIF_CPU_GOING_TO_SLEEP (1 << TIF_CPU_GOING_TO_SLEEP) -#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) - -/* Note: The masks below must never span more than 16 bits! */ - -/* work to do on interrupt/exception return */ -#define _TIF_WORK_MASK \ - (_TIF_SIGPENDING \ - | _TIF_NOTIFY_RESUME \ - | _TIF_NEED_RESCHED \ - | _TIF_BREAKPOINT) - -/* work to do on any return to userspace */ -#define _TIF_ALLWORK_MASK (_TIF_WORK_MASK | _TIF_SYSCALL_TRACE) -/* work to do on return from debug mode */ -#define _TIF_DBGWORK_MASK (_TIF_WORK_MASK & ~_TIF_BREAKPOINT) - -#endif /* __ASM_AVR32_THREAD_INFO_H */ |