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21 lines
529 B
21 lines
529 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#include <linux/linkage.h> |
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#include <asm/assembler.h> |
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/* |
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* Function: v7_early_abort |
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* |
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* Params : r2 = pt_regs |
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* : r4 = aborted context pc |
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* : r5 = aborted context psr |
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* |
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* Returns : r4 - r11, r13 preserved |
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* |
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* Purpose : obtain information about current aborted instruction. |
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*/ |
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.align 5 |
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ENTRY(v7_early_abort) |
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mrc p15, 0, r1, c5, c0, 0 @ get FSR |
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mrc p15, 0, r0, c6, c0, 0 @ get FAR |
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uaccess_disable ip @ disable userspace access |
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b do_DataAbort |
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ENDPROC(v7_early_abort)
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