[444] | 1 | /* |
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| 2 | * Copyright (c) 2011 Aeroflex Gaisler |
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| 3 | * |
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| 4 | * BSD license: |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
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| 7 | * of this software and associated documentation files (the "Software"), to deal |
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| 8 | * in the Software without restriction, including without limitation the rights |
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| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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| 10 | * copies of the Software, and to permit persons to whom the Software is |
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| 11 | * furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included in |
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| 14 | * all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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| 22 | * THE SOFTWARE. |
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| 23 | */ |
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| 24 | |
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| 25 | |
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| 26 | #ifndef _INCLUDE_LEON_STACK_h |
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| 27 | #define _INCLUDE_LEON_STACK_h |
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| 28 | |
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| 29 | #ifndef __ASSEMBLER__ |
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| 30 | |
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| 31 | #ifdef __cplusplus |
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| 32 | extern "C" |
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| 33 | { |
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| 34 | #endif |
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| 35 | |
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| 36 | /* process trap regs */ |
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| 37 | struct leonbare_pt_regs |
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| 38 | { |
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| 39 | unsigned long psr; |
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| 40 | unsigned long pc; |
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| 41 | unsigned long npc; |
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| 42 | unsigned long y; |
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| 43 | unsigned long u_regs[16]; /* globals and ins */ |
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| 44 | }; |
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| 45 | #define PT_REGS_SZ sizeof(struct leonbare_pt_regs) |
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| 46 | |
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| 47 | /* A Sparc stack frame */ |
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| 48 | struct sparc_stackframe_regs |
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| 49 | { |
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| 50 | unsigned long sf_locals[8]; |
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| 51 | unsigned long sf_ins[6]; |
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| 52 | struct sparc_stackframe_regs *sf_fp; |
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| 53 | unsigned long sf_callers_pc; |
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| 54 | char *sf_structptr; |
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| 55 | unsigned long sf_xargs[6]; |
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| 56 | unsigned long sf_xxargs[1]; |
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| 57 | }; |
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| 58 | #define SF_REGS_SZ sizeof(struct sparc_stackframe_regs) |
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| 59 | |
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| 60 | /* A register window */ |
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| 61 | struct sparc_regwindow_regs |
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| 62 | { |
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| 63 | unsigned long locals[8]; |
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| 64 | unsigned long ins[8]; |
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| 65 | }; |
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| 66 | #define RW_REGS_SZ sizeof(struct sparc_regwindow_regs) |
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| 67 | |
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| 68 | /* A fpu window */ |
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| 69 | struct sparc_fpuwindow_regs |
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| 70 | { |
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| 71 | unsigned long locals[32]; |
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| 72 | unsigned long fsr; |
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| 73 | unsigned long dummy; |
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| 74 | unsigned long irqpsr; |
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| 75 | unsigned long lastctx; |
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| 76 | }; |
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| 77 | #define FW_REGS_SZ sizeof(struct sparc_fpuwindow_regs) |
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| 78 | |
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| 79 | #ifdef __cplusplus |
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| 80 | } |
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| 81 | #endif |
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| 82 | |
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| 83 | #else |
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| 84 | #define PT_REGS_SZ 0x50 /* 20*4 */ |
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| 85 | #define SF_REGS_SZ 0x60 /* 24*4 */ |
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| 86 | #define RW_REGS_SZ 0x20 /* 16*4 */ |
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| 87 | #define FW_REGS_SZ 0x90 /* 36*4 */ |
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| 88 | #endif /* !ASM */ |
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| 89 | |
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| 90 | /* These are for pt_regs. */ |
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| 91 | #define PT_PSR 0x0 |
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| 92 | #define PT_PC 0x4 |
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| 93 | #define PT_NPC 0x8 |
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| 94 | #define PT_Y 0xc |
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| 95 | #define PT_G0 0x10 |
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| 96 | #define PT_WIM PT_G0 |
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| 97 | #define PT_G1 0x14 |
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| 98 | #define PT_G2 0x18 |
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| 99 | #define PT_G3 0x1c |
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| 100 | #define PT_G4 0x20 |
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| 101 | #define PT_G5 0x24 |
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| 102 | #define PT_G6 0x28 |
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| 103 | #define PT_G7 0x2c |
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| 104 | #define PT_I0 0x30 |
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| 105 | #define PT_I1 0x34 |
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| 106 | #define PT_I2 0x38 |
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| 107 | #define PT_I3 0x3c |
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| 108 | #define PT_I4 0x40 |
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| 109 | #define PT_I5 0x44 |
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| 110 | #define PT_I6 0x48 |
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| 111 | #define PT_FP PT_I6 |
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| 112 | #define PT_I7 0x4c |
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| 113 | |
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| 114 | /* Stack_frame offsets */ |
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| 115 | #define SF_L0 0x00 |
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| 116 | #define SF_L1 0x04 |
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| 117 | #define SF_L2 0x08 |
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| 118 | #define SF_L3 0x0c |
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| 119 | #define SF_L4 0x10 |
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| 120 | #define SF_L5 0x14 |
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| 121 | #define SF_L6 0x18 |
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| 122 | #define SF_L7 0x1c |
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| 123 | #define SF_I0 0x20 |
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| 124 | #define SF_I1 0x24 |
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| 125 | #define SF_I2 0x28 |
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| 126 | #define SF_I3 0x2c |
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| 127 | #define SF_I4 0x30 |
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| 128 | #define SF_I5 0x34 |
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| 129 | #define SF_FP 0x38 |
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| 130 | #define SF_PC 0x3c |
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| 131 | #define SF_RETP 0x40 |
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| 132 | #define SF_XARG0 0x44 |
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| 133 | #define SF_XARG1 0x48 |
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| 134 | #define SF_XARG2 0x4c |
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| 135 | #define SF_XARG3 0x50 |
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| 136 | #define SF_XARG4 0x54 |
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| 137 | #define SF_XARG5 0x58 |
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| 138 | #define SF_XXARG 0x5c |
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| 139 | |
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| 140 | /* Reg_window offsets */ |
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| 141 | #define RW_L0 0x00 |
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| 142 | #define RW_L1 0x04 |
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| 143 | #define RW_L2 0x08 |
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| 144 | #define RW_L3 0x0c |
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| 145 | #define RW_L4 0x10 |
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| 146 | #define RW_L5 0x14 |
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| 147 | #define RW_L6 0x18 |
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| 148 | #define RW_L7 0x1c |
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| 149 | #define RW_I0 0x20 |
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| 150 | #define RW_I1 0x24 |
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| 151 | #define RW_I2 0x28 |
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| 152 | #define RW_I3 0x2c |
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| 153 | #define RW_I4 0x30 |
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| 154 | #define RW_I5 0x34 |
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| 155 | #define RW_I6 0x38 |
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| 156 | #define RW_I7 0x3c |
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| 157 | |
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| 158 | /* Fpu_window offsets */ |
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| 159 | #define FW_F0 0x00 |
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| 160 | #define FW_F2 0x08 |
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| 161 | #define FW_F4 0x10 |
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| 162 | #define FW_F6 0x18 |
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| 163 | #define FW_F8 0x20 |
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| 164 | #define FW_F10 0x28 |
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| 165 | #define FW_F12 0x30 |
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| 166 | #define FW_F14 0x38 |
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| 167 | #define FW_F16 0x40 |
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| 168 | #define FW_F18 0x48 |
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| 169 | #define FW_F20 0x50 |
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| 170 | #define FW_F22 0x58 |
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| 171 | #define FW_F24 0x60 |
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| 172 | #define FW_F26 0x68 |
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| 173 | #define FW_F28 0x70 |
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| 174 | #define FW_F30 0x78 |
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| 175 | #define FW_FSR 0x80 |
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| 176 | |
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| 177 | #endif /* !_INCLUDE_LEON_STACK_h */ |
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