diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/hexagon/include/asm/processor.h')
| -rw-r--r-- | ANDROID_3.4.5/arch/hexagon/include/asm/processor.h | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/ANDROID_3.4.5/arch/hexagon/include/asm/processor.h b/ANDROID_3.4.5/arch/hexagon/include/asm/processor.h deleted file mode 100644 index 20c5ddab..00000000 --- a/ANDROID_3.4.5/arch/hexagon/include/asm/processor.h +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Process/processor support for the Hexagon architecture - * - * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - */ - -#ifndef _ASM_PROCESSOR_H -#define _ASM_PROCESSOR_H - -#ifndef __ASSEMBLY__ - -#include <asm/mem-layout.h> -#include <asm/registers.h> -#include <asm/hexagon_vm.h> - -/* must be a macro */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - -/* task_struct, defined elsewhere, is the "process descriptor" */ -struct task_struct; - -/* this is defined in arch/process.c */ -extern pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); -extern unsigned long thread_saved_pc(struct task_struct *tsk); - -extern void start_thread(struct pt_regs *, unsigned long, unsigned long); - -/* - * thread_struct is supposed to be for context switch data. - * Specifically, to hold the state necessary to perform switch_to... - */ -struct thread_struct { - void *switch_sp; -}; - -/* - * initializes thread_struct - * The only thing we have in there is switch_sp - * which doesn't really need to be initialized. - */ - -#define INIT_THREAD { \ -} - -#define cpu_relax() __vmyield() - -/* - * "Unlazying all lazy status" occurs here. - */ -static inline void prepare_to_copy(struct task_struct *tsk) -{ -} - -/* - * Decides where the kernel will search for a free chunk of vm space during - * mmaps. - * See also arch_get_unmapped_area. - * Doesn't affect if you have MAX_FIXED in the page flags set though... - * - * Apparently the convention is that ld.so will ask for "unmapped" private - * memory to be allocated SOMEWHERE, but it also asks for memory explicitly - * via MAP_FIXED at the lower * addresses starting at VA=0x0. - * - * If the two requests collide, you get authentic segfaulting action, so - * you have to kick the "unmapped" base requests higher up. - */ -#define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE/3)) - - -#define task_pt_regs(task) \ - ((struct pt_regs *)(task_stack_page(task) + THREAD_SIZE) - 1) - -#define KSTK_EIP(tsk) (pt_elr(task_pt_regs(tsk))) -#define KSTK_ESP(tsk) (pt_psp(task_pt_regs(tsk))) - -/* Free all resources held by a thread; defined in process.c */ -extern void release_thread(struct task_struct *dead_task); - -/* Get wait channel for task P. */ -extern unsigned long get_wchan(struct task_struct *p); - -/* The following stuff is pretty HEXAGON specific. */ - -/* This is really just here for __switch_to. - Offsets are pulled via asm-offsets.c */ - -/* - * No real reason why VM and native switch stacks should be different. - * Ultimately this should merge. Note that Rev C. ABI called out only - * R24-27 as callee saved GPRs needing explicit attention (R29-31 being - * dealt with automagically by allocframe), but the current ABI has - * more, R16-R27. By saving more, the worst case is that we waste some - * cycles if building with the old compilers. - */ - -struct hexagon_switch_stack { - unsigned long long r1716; - unsigned long long r1918; - unsigned long long r2120; - unsigned long long r2322; - unsigned long long r2524; - unsigned long long r2726; - unsigned long fp; - unsigned long lr; -}; - -#endif /* !__ASSEMBLY__ */ - -#endif |