arch/sparc/include/asm/sfafsr.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _SPARC64_SFAFSR_H
   3 #define _SPARC64_SFAFSR_H
   4
   5 #include <linux/const.h>
   6
   7 /* Spitfire Asynchronous Fault Status register, ASI=0x4C VA<63:0>=0x0 */
   8
   9 #define SFAFSR_ME               (_AC(1,UL) << SFAFSR_ME_SHIFT)
  10 #define SFAFSR_ME_SHIFT         32
  11 #define SFAFSR_PRIV             (_AC(1,UL) << SFAFSR_PRIV_SHIFT)
  12 #define SFAFSR_PRIV_SHIFT       31
  13 #define SFAFSR_ISAP             (_AC(1,UL) << SFAFSR_ISAP_SHIFT)
  14 #define SFAFSR_ISAP_SHIFT       30
  15 #define SFAFSR_ETP              (_AC(1,UL) << SFAFSR_ETP_SHIFT)
  16 #define SFAFSR_ETP_SHIFT        29
  17 #define SFAFSR_IVUE             (_AC(1,UL) << SFAFSR_IVUE_SHIFT)
  18 #define SFAFSR_IVUE_SHIFT       28
  19 #define SFAFSR_TO               (_AC(1,UL) << SFAFSR_TO_SHIFT)
  20 #define SFAFSR_TO_SHIFT         27
  21 #define SFAFSR_BERR             (_AC(1,UL) << SFAFSR_BERR_SHIFT)
  22 #define SFAFSR_BERR_SHIFT       26
  23 #define SFAFSR_LDP              (_AC(1,UL) << SFAFSR_LDP_SHIFT)
  24 #define SFAFSR_LDP_SHIFT        25
  25 #define SFAFSR_CP               (_AC(1,UL) << SFAFSR_CP_SHIFT)
  26 #define SFAFSR_CP_SHIFT         24
  27 #define SFAFSR_WP               (_AC(1,UL) << SFAFSR_WP_SHIFT)
  28 #define SFAFSR_WP_SHIFT         23
  29 #define SFAFSR_EDP              (_AC(1,UL) << SFAFSR_EDP_SHIFT)
  30 #define SFAFSR_EDP_SHIFT        22
  31 #define SFAFSR_UE               (_AC(1,UL) << SFAFSR_UE_SHIFT)
  32 #define SFAFSR_UE_SHIFT         21
  33 #define SFAFSR_CE               (_AC(1,UL) << SFAFSR_CE_SHIFT)
  34 #define SFAFSR_CE_SHIFT         20
  35 #define SFAFSR_ETS              (_AC(0xf,UL) << SFAFSR_ETS_SHIFT)
  36 #define SFAFSR_ETS_SHIFT        16
  37 #define SFAFSR_PSYND            (_AC(0xffff,UL) << SFAFSR_PSYND_SHIFT)
  38 #define SFAFSR_PSYND_SHIFT      0
  39
  40 /* UDB Error Register, ASI=0x7f VA<63:0>=0x0(High),0x18(Low) for read
  41  *                     ASI=0x77 VA<63:0>=0x0(High),0x18(Low) for write
  42  */
  43
  44 #define UDBE_UE                 (_AC(1,UL) << 9)
  45 #define UDBE_CE                 (_AC(1,UL) << 8)
  46 #define UDBE_E_SYNDR            (_AC(0xff,UL) << 0)
  47
  48 /* The trap handlers for asynchronous errors encode the AFSR and
  49  * other pieces of information into a 64-bit argument for C code
  50  * encoded as follows:
  51  *
  52  * -----------------------------------------------
  53  * |  UDB_H  |  UDB_L  | TL>1  |  TT  |   AFSR   |
  54  * -----------------------------------------------
  55  *  63     54 53     44    42   41  33 32       0
  56  *
  57  * The AFAR is passed in unchanged.
  58  */
  59 #define SFSTAT_UDBH_MASK        (_AC(0x3ff,UL) << SFSTAT_UDBH_SHIFT)
  60 #define SFSTAT_UDBH_SHIFT       54
  61 #define SFSTAT_UDBL_MASK        (_AC(0x3ff,UL) << SFSTAT_UDBH_SHIFT)
  62 #define SFSTAT_UDBL_SHIFT       44
  63 #define SFSTAT_TL_GT_ONE        (_AC(1,UL) << SFSTAT_TL_GT_ONE_SHIFT)
  64 #define SFSTAT_TL_GT_ONE_SHIFT  42
  65 #define SFSTAT_TRAP_TYPE        (_AC(0x1FF,UL) << SFSTAT_TRAP_TYPE_SHIFT)
  66 #define SFSTAT_TRAP_TYPE_SHIFT  33
  67 #define SFSTAT_AFSR_MASK        (_AC(0x1ffffffff,UL) << SFSTAT_AFSR_SHIFT)
  68 #define SFSTAT_AFSR_SHIFT       0
  69
  70 /* ESTATE Error Enable Register, ASI=0x4b VA<63:0>=0x0 */
  71 #define ESTATE_ERR_CE           0x1 /* Correctable errors                    */
  72 #define ESTATE_ERR_NCE          0x2 /* TO, BERR, LDP, ETP, EDP, WP, UE, IVUE */
  73 #define ESTATE_ERR_ISAP         0x4 /* System address parity error           */
  74 #define ESTATE_ERR_ALL          (ESTATE_ERR_CE | \
  75                                  ESTATE_ERR_NCE | \
  76                                  ESTATE_ERR_ISAP)
  77
  78 /* The various trap types that report using the above state. */
  79 #define TRAP_TYPE_IAE           0x09 /* Instruction Access Error             */
  80 #define TRAP_TYPE_DAE           0x32 /* Data Access Error                    */
  81 #define TRAP_TYPE_CEE           0x63 /* Correctable ECC Error                */
  82
  83 #endif /* _SPARC64_SFAFSR_H */