drivers/net/wireless/bcmdhd_1_77/include/hnd_armtrap.h

   1 /*
   2  * HND arm trap handling.
   3  *
   4  * Copyright (C) 1999-2018, Broadcom Corporation
   5  *
   6  *      Unless you and Broadcom execute a separate written software license
   7  * agreement governing use of this software, this software is licensed to you
   8  * under the terms of the GNU General Public License version 2 (the "GPL"),
   9  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
  10  * following added to such license:
  11  *
  12  *      As a special exception, the copyright holders of this software give you
  13  * permission to link this software with independent modules, and to copy and
  14  * distribute the resulting executable under terms of your choice, provided that
  15  * you also meet, for each linked independent module, the terms and conditions of
  16  * the license of that module.  An independent module is a module which is not
  17  * derived from this software.  The special exception does not apply to any
  18  * modifications of the software.
  19  *
  20  *      Notwithstanding the above, under no circumstances may you combine this
  21  * software in any way with any other Broadcom software provided under a license
  22  * other than the GPL, without Broadcom's express prior written consent.
  23  *
  24  *
  25  * <<Broadcom-WL-IPTag/Open:>>
  26  *
  27  * $Id: hnd_armtrap.h 545867 2015-04-01 22:45:19Z $
  28  */
  29
  30 #ifndef _hnd_armtrap_h_
  31 #define _hnd_armtrap_h_
  32
  33
  34 /* ARM trap handling */
  35
  36 /* Trap types defined by ARM (see arminc.h) */
  37
  38 /* Trap locations in lo memory */
  39 #define TRAP_STRIDE     4
  40 #define FIRST_TRAP      TR_RST
  41 #define LAST_TRAP       (TR_FIQ * TRAP_STRIDE)
  42
  43 #if defined(__ARM_ARCH_7M__)
  44 #define MAX_TRAP_TYPE   (TR_ISR + ARMCM3_NUMINTS)
  45 #endif  /* __ARM_ARCH_7M__ */
  46
  47 /* The trap structure is defined here as offsets for assembly */
  48 #define TR_TYPE         0x00
  49 #define TR_EPC          0x04
  50 #define TR_CPSR         0x08
  51 #define TR_SPSR         0x0c
  52 #define TR_REGS         0x10
  53 #define TR_REG(n)       (TR_REGS + (n) * 4)
  54 #define TR_SP           TR_REG(13)
  55 #define TR_LR           TR_REG(14)
  56 #define TR_PC           TR_REG(15)
  57
  58 #define TRAP_T_SIZE     80
  59 #define ASSERT_TRAP_SVC_NUMBER  255
  60
  61 #ifndef _LANGUAGE_ASSEMBLY
  62
  63 #include <typedefs.h>
  64
  65 typedef struct _trap_struct {
  66         uint32          type;
  67         uint32          epc;
  68         uint32          cpsr;
  69         uint32          spsr;
  70         uint32          r0;     /* a1 */
  71         uint32          r1;     /* a2 */
  72         uint32          r2;     /* a3 */
  73         uint32          r3;     /* a4 */
  74         uint32          r4;     /* v1 */
  75         uint32          r5;     /* v2 */
  76         uint32          r6;     /* v3 */
  77         uint32          r7;     /* v4 */
  78         uint32          r8;     /* v5 */
  79         uint32          r9;     /* sb/v6 */
  80         uint32          r10;    /* sl/v7 */
  81         uint32          r11;    /* fp/v8 */
  82         uint32          r12;    /* ip */
  83         uint32          r13;    /* sp */
  84         uint32          r14;    /* lr */
  85         uint32          pc;     /* r15 */
  86 } trap_t;
  87
  88 #endif  /* !_LANGUAGE_ASSEMBLY */
  89
  90 #endif  /* _hnd_armtrap_h_ */