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82 lines
2.2 KiB
82 lines
2.2 KiB
/* |
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* HNDRTE arm trap handling. |
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* |
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* Copyright (C) 1999-2013, Broadcom Corporation |
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* |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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* $Id: hndrte_armtrap.h 261365 2011-05-24 20:42:23Z $ |
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*/ |
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#ifndef _hndrte_armtrap_h |
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#define _hndrte_armtrap_h |
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/* ARM trap handling */ |
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/* Trap types defined by ARM (see arminc.h) */ |
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/* Trap locations in lo memory */ |
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#define TRAP_STRIDE 4 |
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#define FIRST_TRAP TR_RST |
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#define LAST_TRAP (TR_FIQ * TRAP_STRIDE) |
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#if defined(__ARM_ARCH_4T__) |
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#define MAX_TRAP_TYPE (TR_FIQ + 1) |
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#elif defined(__ARM_ARCH_7M__) |
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#define MAX_TRAP_TYPE (TR_ISR + ARMCM3_NUMINTS) |
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#endif /* __ARM_ARCH_7M__ */ |
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/* The trap structure is defined here as offsets for assembly */ |
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#define TR_TYPE 0x00 |
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#define TR_EPC 0x04 |
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#define TR_CPSR 0x08 |
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#define TR_SPSR 0x0c |
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#define TR_REGS 0x10 |
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#define TR_REG(n) (TR_REGS + (n) * 4) |
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#define TR_SP TR_REG(13) |
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#define TR_LR TR_REG(14) |
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#define TR_PC TR_REG(15) |
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#define TRAP_T_SIZE 80 |
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#ifndef _LANGUAGE_ASSEMBLY |
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#include <typedefs.h> |
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typedef struct _trap_struct { |
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uint32 type; |
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uint32 epc; |
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uint32 cpsr; |
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uint32 spsr; |
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uint32 r0; /* a1 */ |
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uint32 r1; /* a2 */ |
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uint32 r2; /* a3 */ |
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uint32 r3; /* a4 */ |
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uint32 r4; /* v1 */ |
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uint32 r5; /* v2 */ |
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uint32 r6; /* v3 */ |
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uint32 r7; /* v4 */ |
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uint32 r8; /* v5 */ |
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uint32 r9; /* sb/v6 */ |
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uint32 r10; /* sl/v7 */ |
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uint32 r11; /* fp/v8 */ |
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uint32 r12; /* ip */ |
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uint32 r13; /* sp */ |
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uint32 r14; /* lr */ |
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uint32 pc; /* r15 */ |
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} trap_t; |
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#endif /* !_LANGUAGE_ASSEMBLY */ |
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#endif /* _hndrte_armtrap_h */
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