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/*
* Copyright (c) 2010 Broadcom Corporation
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _hndrte_armtrap_h
#define _hndrte_armtrap_h
/* ARM trap handling */
/* Trap types defined by ARM (see arminc.h) */
/* Trap locations in lo memory */
#define TRAP_STRIDE 4
#define FIRST_TRAP TR_RST
#define LAST_TRAP (TR_FIQ * TRAP_STRIDE)
#if defined(__ARM_ARCH_4T__)
#define MAX_TRAP_TYPE (TR_FIQ + 1)
#elif defined(__ARM_ARCH_7M__)
#define MAX_TRAP_TYPE (TR_ISR + ARMCM3_NUMINTS)
#endif /* __ARM_ARCH_7M__ */
/* The trap structure is defined here as offsets for assembly */
#define TR_TYPE 0x00
#define TR_EPC 0x04
#define TR_CPSR 0x08
#define TR_SPSR 0x0c
#define TR_REGS 0x10
#define TR_REG(n) (TR_REGS + (n) * 4)
#define TR_SP TR_REG(13)
#define TR_LR TR_REG(14)
#define TR_PC TR_REG(15)
#define TRAP_T_SIZE 80
#ifndef _LANGUAGE_ASSEMBLY
typedef struct _trap_struct {
u32 type;
u32 epc;
u32 cpsr;
u32 spsr;
u32 r0;
u32 r1;
u32 r2;
u32 r3;
u32 r4;
u32 r5;
u32 r6;
u32 r7;
u32 r8;
u32 r9;
u32 r10;
u32 r11;
u32 r12;
u32 r13;
u32 r14;
u32 pc;
} trap_t;
#endif /* !_LANGUAGE_ASSEMBLY */
#endif /* _hndrte_armtrap_h */
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