| Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 1 | /* |
| Dan Handley | e83b0ca | 2014-01-14 18:17:09 +0000 | [diff] [blame] | 2 | * Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved. |
| Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are met: |
| 6 | * |
| 7 | * Redistributions of source code must retain the above copyright notice, this |
| 8 | * list of conditions and the following disclaimer. |
| 9 | * |
| 10 | * Redistributions in binary form must reproduce the above copyright notice, |
| 11 | * this list of conditions and the following disclaimer in the documentation |
| 12 | * and/or other materials provided with the distribution. |
| 13 | * |
| 14 | * Neither the name of ARM nor the names of its contributors may be used |
| 15 | * to endorse or promote products derived from this software without specific |
| 16 | * prior written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| 22 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 28 | * POSSIBILITY OF SUCH DAMAGE. |
| 29 | */ |
| 30 | |
| 31 | #include <arch.h> |
| 32 | #include <runtime_svc.h> |
| 33 | |
| 34 | .globl runtime_exceptions |
| 35 | |
| 36 | |
| 37 | #include <asm_macros.S> |
| 38 | |
| 39 | |
| Sandrine Bailleux | 8d69a03 | 2013-11-27 09:38:52 +0000 | [diff] [blame] | 40 | .section .text, "ax"; .align 11 |
| Achin Gupta | 4f6ad66 | 2013-10-25 09:08:21 +0100 | [diff] [blame] | 41 | |
| 42 | .align 7 |
| 43 | runtime_exceptions: |
| 44 | /* ----------------------------------------------------- |
| 45 | * Current EL with _sp_el0 : 0x0 - 0x180 |
| 46 | * ----------------------------------------------------- |
| 47 | */ |
| 48 | sync_exception_sp_el0: |
| 49 | exception_entry save_regs |
| 50 | mov x0, #SYNC_EXCEPTION_SP_EL0 |
| 51 | mov x1, sp |
| 52 | bl sync_exception_handler |
| 53 | exception_exit restore_regs |
| 54 | eret |
| 55 | |
| 56 | .align 7 |
| 57 | irq_sp_el0: |
| 58 | exception_entry save_regs |
| 59 | mov x0, #IRQ_SP_EL0 |
| 60 | mov x1, sp |
| 61 | bl async_exception_handler |
| 62 | exception_exit restore_regs |
| 63 | eret |
| 64 | |
| 65 | .align 7 |
| 66 | fiq_sp_el0: |
| 67 | exception_entry save_regs |
| 68 | mov x0, #FIQ_SP_EL0 |
| 69 | mov x1, sp |
| 70 | bl async_exception_handler |
| 71 | exception_exit restore_regs |
| 72 | eret |
| 73 | |
| 74 | .align 7 |
| 75 | serror_sp_el0: |
| 76 | exception_entry save_regs |
| 77 | mov x0, #SERROR_SP_EL0 |
| 78 | mov x1, sp |
| 79 | bl async_exception_handler |
| 80 | exception_exit restore_regs |
| 81 | eret |
| 82 | |
| 83 | /* ----------------------------------------------------- |
| 84 | * Current EL with SPx: 0x200 - 0x380 |
| 85 | * ----------------------------------------------------- |
| 86 | */ |
| 87 | .align 7 |
| 88 | sync_exception_sp_elx: |
| 89 | exception_entry save_regs |
| 90 | mov x0, #SYNC_EXCEPTION_SP_ELX |
| 91 | mov x1, sp |
| 92 | bl sync_exception_handler |
| 93 | exception_exit restore_regs |
| 94 | eret |
| 95 | |
| 96 | .align 7 |
| 97 | irq_sp_elx: |
| 98 | exception_entry save_regs |
| 99 | mov x0, #IRQ_SP_ELX |
| 100 | mov x1, sp |
| 101 | bl async_exception_handler |
| 102 | exception_exit restore_regs |
| 103 | eret |
| 104 | |
| 105 | .align 7 |
| 106 | fiq_sp_elx: |
| 107 | exception_entry save_regs |
| 108 | mov x0, #FIQ_SP_ELX |
| 109 | mov x1, sp |
| 110 | bl async_exception_handler |
| 111 | exception_exit restore_regs |
| 112 | eret |
| 113 | |
| 114 | .align 7 |
| 115 | serror_sp_elx: |
| 116 | exception_entry save_regs |
| 117 | mov x0, #SERROR_SP_ELX |
| 118 | mov x1, sp |
| 119 | bl async_exception_handler |
| 120 | exception_exit restore_regs |
| 121 | eret |
| 122 | |
| 123 | /* ----------------------------------------------------- |
| 124 | * Lower EL using AArch64 : 0x400 - 0x580 |
| 125 | * ----------------------------------------------------- |
| 126 | */ |
| 127 | .align 7 |
| 128 | sync_exception_aarch64: |
| 129 | exception_entry save_regs |
| 130 | mov x0, #SYNC_EXCEPTION_AARCH64 |
| 131 | mov x1, sp |
| 132 | bl sync_exception_handler |
| 133 | exception_exit restore_regs |
| 134 | eret |
| 135 | |
| 136 | .align 7 |
| 137 | irq_aarch64: |
| 138 | exception_entry save_regs |
| 139 | mov x0, #IRQ_AARCH64 |
| 140 | mov x1, sp |
| 141 | bl async_exception_handler |
| 142 | exception_exit restore_regs |
| 143 | eret |
| 144 | |
| 145 | .align 7 |
| 146 | fiq_aarch64: |
| 147 | exception_entry save_regs |
| 148 | mov x0, #FIQ_AARCH64 |
| 149 | mov x1, sp |
| 150 | bl async_exception_handler |
| 151 | exception_exit restore_regs |
| 152 | eret |
| 153 | |
| 154 | .align 7 |
| 155 | serror_aarch64: |
| 156 | exception_entry save_regs |
| 157 | mov x0, #IRQ_AARCH32 |
| 158 | mov x1, sp |
| 159 | bl async_exception_handler |
| 160 | exception_exit restore_regs |
| 161 | eret |
| 162 | |
| 163 | /* ----------------------------------------------------- |
| 164 | * Lower EL using AArch32 : 0x600 - 0x780 |
| 165 | * ----------------------------------------------------- |
| 166 | */ |
| 167 | .align 7 |
| 168 | sync_exception_aarch32: |
| 169 | exception_entry save_regs |
| 170 | mov x0, #SYNC_EXCEPTION_AARCH32 |
| 171 | mov x1, sp |
| 172 | bl sync_exception_handler |
| 173 | exception_exit restore_regs |
| 174 | eret |
| 175 | |
| 176 | .align 7 |
| 177 | irq_aarch32: |
| 178 | exception_entry save_regs |
| 179 | mov x0, #IRQ_AARCH32 |
| 180 | mov x1, sp |
| 181 | bl async_exception_handler |
| 182 | exception_exit restore_regs |
| 183 | eret |
| 184 | |
| 185 | .align 7 |
| 186 | fiq_aarch32: |
| 187 | exception_entry save_regs |
| 188 | mov x0, #FIQ_AARCH32 |
| 189 | mov x1, sp |
| 190 | bl async_exception_handler |
| 191 | exception_exit restore_regs |
| 192 | eret |
| 193 | |
| 194 | .align 7 |
| 195 | serror_aarch32: |
| 196 | exception_entry save_regs |
| 197 | mov x0, #SERROR_AARCH32 |
| 198 | mov x1, sp |
| 199 | bl async_exception_handler |
| 200 | exception_exit restore_regs |
| 201 | eret |
| 202 | |
| 203 | .align 7 |
| 204 | |