23 lines
544 B
ArmAsm
23 lines
544 B
ArmAsm
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/* 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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.arch armv7-a
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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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