| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | #include <linux/linkage.h> |
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| 3 | #include <asm/assembler.h> |
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| 4 | |
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| 5 | /* |
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| 6 | * Function: v7_pabort |
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| 7 | * |
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| 8 | * Params : r2 = pt_regs |
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| 9 | * : r4 = address of aborted instruction |
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| 10 | * : r5 = psr for parent context |
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| 11 | * |
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| 12 | * Returns : r4 - r11, r13 preserved |
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| 13 | * |
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| 14 | * Purpose : obtain information about current prefetch abort. |
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| 15 | */ |
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| 16 | |
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| 17 | .align 5 |
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| 18 | ENTRY(v7_pabort) |
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| 19 | mrc p15, 0, r0, c6, c0, 2 @ get IFAR |
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| 20 | mrc p15, 0, r1, c5, c0, 1 @ get IFSR |
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| 21 | b do_PrefetchAbort |
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| 22 | ENDPROC(v7_pabort) |
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| 23 | |
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