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640 | jermar | 1 | /* |
2071 | jermar | 2 | * Copyright (c) 2005 Jakub Jermar |
640 | jermar | 3 | * All rights reserved. |
4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
1784 | jermar | 29 | /** @addtogroup sparc64 |
1702 | cejka | 30 | * @{ |
31 | */ |
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32 | /** @file |
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33 | */ |
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34 | |||
1784 | jermar | 35 | #ifndef KERN_sparc64_REGISTER_H_ |
36 | #define KERN_sparc64_REGISTER_H_ |
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640 | jermar | 37 | |
1789 | jermar | 38 | #include <arch/regdef.h> |
640 | jermar | 39 | #include <arch/types.h> |
40 | |||
41 | /** Version Register. */ |
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42 | union ver_reg { |
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1780 | jermar | 43 | uint64_t value; |
640 | jermar | 44 | struct { |
1780 | jermar | 45 | uint16_t manuf; /**< Manufacturer code. */ |
46 | uint16_t impl; /**< Implementation code. */ |
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47 | uint8_t mask; /**< Mask set revision. */ |
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640 | jermar | 48 | unsigned : 8; |
1780 | jermar | 49 | uint8_t maxtl; |
640 | jermar | 50 | unsigned : 3; |
51 | unsigned maxwin : 5; |
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52 | } __attribute__ ((packed)); |
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53 | }; |
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54 | typedef union ver_reg ver_reg_t; |
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55 | |||
650 | jermar | 56 | /** Processor State Register. */ |
57 | union pstate_reg { |
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1780 | jermar | 58 | uint64_t value; |
650 | jermar | 59 | struct { |
1780 | jermar | 60 | uint64_t : 52; |
650 | jermar | 61 | unsigned ig : 1; /**< Interrupt Globals. */ |
62 | unsigned mg : 1; /**< MMU Globals. */ |
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63 | unsigned cle : 1; /**< Current Little Endian. */ |
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64 | unsigned tle : 1; /**< Trap Little Endian. */ |
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65 | unsigned mm : 2; /**< Memory Model. */ |
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66 | unsigned red : 1; /**< RED state. */ |
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67 | unsigned pef : 1; /**< Enable floating-point. */ |
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68 | unsigned am : 1; /**< 32-bit Address Mask. */ |
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69 | unsigned priv : 1; /**< Privileged Mode. */ |
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70 | unsigned ie : 1; /**< Interrupt Enable. */ |
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71 | unsigned ag : 1; /**< Alternate Globals*/ |
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72 | } __attribute__ ((packed)); |
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73 | }; |
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74 | typedef union pstate_reg pstate_reg_t; |
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75 | |||
658 | jermar | 76 | /** TICK Register. */ |
77 | union tick_reg { |
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1780 | jermar | 78 | uint64_t value; |
658 | jermar | 79 | struct { |
80 | unsigned npt : 1; /**< Non-privileged Trap enable. */ |
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1780 | jermar | 81 | uint64_t counter : 63; /**< Elapsed CPU clck cycle counter. */ |
658 | jermar | 82 | } __attribute__ ((packed)); |
83 | }; |
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84 | typedef union tick_reg tick_reg_t; |
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85 | |||
86 | /** TICK_compare Register. */ |
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87 | union tick_compare_reg { |
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1780 | jermar | 88 | uint64_t value; |
658 | jermar | 89 | struct { |
1882 | jermar | 90 | unsigned int_dis : 1; /**< TICK_INT interrupt disabled flag. */ |
1780 | jermar | 91 | uint64_t tick_cmpr : 63; /**< Compare value for TICK interrupts. */ |
658 | jermar | 92 | } __attribute__ ((packed)); |
93 | }; |
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94 | typedef union tick_compare_reg tick_compare_reg_t; |
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95 | |||
664 | jermar | 96 | /** SOFTINT Register. */ |
97 | union softint_reg { |
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1780 | jermar | 98 | uint64_t value; |
664 | jermar | 99 | struct { |
1780 | jermar | 100 | uint64_t : 47; |
664 | jermar | 101 | unsigned stick_int : 1; |
102 | unsigned int_level : 15; |
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103 | unsigned tick_int : 1; |
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104 | } __attribute__ ((packed)); |
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105 | }; |
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106 | typedef union softint_reg softint_reg_t; |
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107 | |||
1882 | jermar | 108 | /** Floating-point Registers State Register. */ |
109 | union fprs_reg { |
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110 | uint64_t value; |
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111 | struct { |
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112 | uint64_t : 61; |
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113 | unsigned fef : 1; |
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114 | unsigned du : 1; |
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115 | unsigned dl : 1; |
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116 | } __attribute__ ((packed)); |
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117 | }; |
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118 | typedef union fprs_reg fprs_reg_t; |
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119 | |||
640 | jermar | 120 | #endif |
1702 | cejka | 121 | |
1784 | jermar | 122 | /** @} |
1702 | cejka | 123 | */ |