upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
135 lines
2.9 KiB
135 lines
2.9 KiB
22 years ago
|
/*
|
||
|
|
* linux/include/asm-arm/processor.h
|
||
|
|
*
|
||
|
|
* Copyright (C) 1995-2002 Russell King
|
||
|
|
*
|
||
|
|
* 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_ARM_PROCESSOR_H
|
||
|
|
#define __ASM_ARM_PROCESSOR_H
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Default implementation of macro that returns current
|
||
|
|
* instruction pointer ("program counter").
|
||
|
|
*/
|
||
|
|
#define current_text_addr() ({ __label__ _l; _l: &&_l;})
|
||
|
|
|
||
|
|
#define FP_SIZE 35
|
||
|
|
|
||
|
|
struct fp_hard_struct {
|
||
|
|
unsigned int save[FP_SIZE]; /* as yet undefined */
|
||
|
|
};
|
||
|
|
|
||
|
|
struct fp_soft_struct {
|
||
|
|
unsigned int save[FP_SIZE]; /* undefined information */
|
||
|
|
};
|
||
|
|
|
||
|
|
union fp_state {
|
||
|
|
struct fp_hard_struct hard;
|
||
|
|
struct fp_soft_struct soft;
|
||
|
|
};
|
||
|
|
|
||
|
|
typedef unsigned long mm_segment_t; /* domain register */
|
||
|
|
|
||
|
|
#ifdef __KERNEL__
|
||
|
|
|
||
|
|
#define EISA_bus 0
|
||
|
|
#define MCA_bus 0
|
||
|
|
#define MCA_bus__is_a_macro
|
||
|
|
|
||
|
|
#include <asm/atomic.h>
|
||
|
|
#include <asm/ptrace.h>
|
||
|
|
#if 0 /* XXX###XXX */
|
||
|
|
#include <asm/arch/memory.h>
|
||
|
|
#endif /* XXX###XXX */
|
||
|
|
#include <asm/proc/processor.h>
|
||
|
|
#include <asm/types.h>
|
||
|
|
|
||
|
|
union debug_insn {
|
||
|
|
u32 arm;
|
||
|
|
u16 thumb;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct debug_entry {
|
||
|
|
u32 address;
|
||
|
|
union debug_insn insn;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct debug_info {
|
||
|
|
int nsaved;
|
||
|
|
struct debug_entry bp[2];
|
||
|
|
};
|
||
|
|
|
||
|
|
struct thread_struct {
|
||
|
|
atomic_t refcount;
|
||
|
|
/* fault info */
|
||
|
|
unsigned long address;
|
||
|
|
unsigned long trap_no;
|
||
|
|
unsigned long error_code;
|
||
|
|
/* floating point */
|
||
|
|
union fp_state fpstate;
|
||
|
|
/* debugging */
|
||
|
|
struct debug_info debug;
|
||
|
|
/* context info */
|
||
|
|
struct context_save_struct *save;
|
||
|
|
EXTRA_THREAD_STRUCT
|
||
|
|
};
|
||
|
|
|
||
|
|
#define INIT_THREAD { \
|
||
|
|
refcount: ATOMIC_INIT(1), \
|
||
|
|
EXTRA_THREAD_STRUCT_INIT \
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Return saved PC of a blocked thread.
|
||
|
|
*/
|
||
|
|
static inline unsigned long thread_saved_pc(struct thread_struct *t)
|
||
|
|
{
|
||
|
|
return t->save ? pc_pointer(t->save->pc) : 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline unsigned long thread_saved_fp(struct thread_struct *t)
|
||
|
|
{
|
||
|
|
return t->save ? t->save->fp : 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Forward declaration, a strange C thing */
|
||
|
|
struct task_struct;
|
||
|
|
|
||
|
|
/* Free all resources held by a thread. */
|
||
|
|
extern void release_thread(struct task_struct *);
|
||
|
|
|
||
|
|
/* Copy and release all segment info associated with a VM */
|
||
|
|
#define copy_segments(tsk, mm) do { } while (0)
|
||
|
|
#define release_segments(mm) do { } while (0)
|
||
|
|
|
||
|
|
unsigned long get_wchan(struct task_struct *p);
|
||
|
|
|
||
|
|
#define THREAD_SIZE (8192)
|
||
|
|
|
||
|
|
extern struct task_struct *alloc_task_struct(void);
|
||
|
|
extern void __free_task_struct(struct task_struct *);
|
||
|
|
#define get_task_struct(p) atomic_inc(&(p)->thread.refcount)
|
||
|
|
#define free_task_struct(p) \
|
||
|
|
do { \
|
||
|
|
if (atomic_dec_and_test(&(p)->thread.refcount)) \
|
||
|
|
__free_task_struct((p)); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#define init_task (init_task_union.task)
|
||
|
|
#define init_stack (init_task_union.stack)
|
||
|
|
|
||
|
|
#define cpu_relax() barrier()
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Create a new kernel thread
|
||
|
|
*/
|
||
|
|
extern int arch_kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
|
||
|
|
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __ASM_ARM_PROCESSOR_H */
|