drivers/staging/ath6kl/include/common/AR6002/AR6002_regdump.h

   1 //------------------------------------------------------------------------------
   2 // Copyright (c) 2006-2010 Atheros Corporation.  All rights reserved.
   3 //
   4 //
   5 // Permission to use, copy, modify, and/or distribute this software for any
   6 // purpose with or without fee is hereby granted, provided that the above
   7 // copyright notice and this permission notice appear in all copies.
   8 //
   9 // THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10 // WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11 // MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12 // ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13 // WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14 // ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15 // OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16 //
  17 //
  18 //------------------------------------------------------------------------------
  19 //==============================================================================
  20 // Author(s): ="Atheros"
  21 //==============================================================================
  22
  23 #ifndef __AR6002_REGDUMP_H__
  24 #define __AR6002_REGDUMP_H__
  25
  26 #if !defined(__ASSEMBLER__)
  27 /*
  28  * XTensa CPU state
  29  * This must match the state saved by the target exception handler.
  30  */
  31 struct XTensa_exception_frame_s {
  32     u32 xt_pc;
  33     u32 xt_ps;
  34     u32 xt_sar;
  35     u32 xt_vpri;
  36     u32 xt_a2;
  37     u32 xt_a3;
  38     u32 xt_a4;
  39     u32 xt_a5;
  40     u32 xt_exccause;
  41     u32 xt_lcount;
  42     u32 xt_lbeg;
  43     u32 xt_lend;
  44
  45     u32 epc1, epc2, epc3, epc4;
  46
  47     /* Extra info to simplify post-mortem stack walkback */
  48 #define AR6002_REGDUMP_FRAMES 10
  49     struct {
  50         u32 a0;  /* pc */
  51         u32 a1;  /* sp */
  52         u32 a2;
  53         u32 a3;
  54     } wb[AR6002_REGDUMP_FRAMES];
  55 };
  56 typedef struct XTensa_exception_frame_s CPU_exception_frame_t;
  57 #define RD_SIZE sizeof(CPU_exception_frame_t)
  58
  59 #endif
  60 #endif /* __AR6002_REGDUMP_H__ */