linux/arch/mips/mm/tlb-funcs.S
Steven J. Hill 7bb3940940 MIPS: mm: Fix broken microMIPS kernel regression.
Commit f4ae17aa0f [MIPS: mm: Use scratch for
PGD when !CONFIG_MIPS_PGD_C0_CONTEXT] broke microMIPS kernel builds. This
patch refactors that code similar to what was done for the 'clear_page'
and 'copy_page' functions.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6744/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2014-05-14 18:11:06 +02:00

40 lines
945 B
ArmAsm

/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Micro-assembler generated tlb handler functions.
*
* Copyright (C) 2013 Broadcom Corporation.
*
* Based on mm/page-funcs.c
* Copyright (C) 2012 MIPS Technologies, Inc.
* Copyright (C) 2012 Ralf Baechle <ralf@linux-mips.org>
*/
#include <asm/asm.h>
#include <asm/regdef.h>
#define FASTPATH_SIZE 128
EXPORT(tlbmiss_handler_setup_pgd_start)
LEAF(tlbmiss_handler_setup_pgd)
1: j 1b /* Dummy, will be replaced. */
.space 64
END(tlbmiss_handler_setup_pgd)
EXPORT(tlbmiss_handler_setup_pgd_end)
LEAF(handle_tlbm)
.space FASTPATH_SIZE * 4
END(handle_tlbm)
EXPORT(handle_tlbm_end)
LEAF(handle_tlbs)
.space FASTPATH_SIZE * 4
END(handle_tlbs)
EXPORT(handle_tlbs_end)
LEAF(handle_tlbl)
.space FASTPATH_SIZE * 4
END(handle_tlbl)
EXPORT(handle_tlbl_end)