diff options
Diffstat (limited to 'target/linux/ubicom32/files/arch/ubicom32/include/asm/range-protect-asm.h')
| -rw-r--r-- | target/linux/ubicom32/files/arch/ubicom32/include/asm/range-protect-asm.h | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/target/linux/ubicom32/files/arch/ubicom32/include/asm/range-protect-asm.h b/target/linux/ubicom32/files/arch/ubicom32/include/asm/range-protect-asm.h deleted file mode 100644 index 87459e4e9d..0000000000 --- a/target/linux/ubicom32/files/arch/ubicom32/include/asm/range-protect-asm.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * arch/ubicom32/include/asm/range-protect-asm.h - * Assembly macros for enabling memory protection. - * - * (C) Copyright 2009, Ubicom, Inc. - * - * This file is part of the Ubicom32 Linux Kernel Port. - * - * The Ubicom32 Linux Kernel Port is free software: you can redistribute - * it and/or modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation, either version 2 of the - * License, or (at your option) any later version. - * - * The Ubicom32 Linux Kernel Port is distributed in the hope that it - * will be useful, but WITHOUT ANY WARRANTY; without even the implied - * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See - * the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with the Ubicom32 Linux Kernel Port. If not, - * see <http://www.gnu.org/licenses/>. - * - * Ubicom32 implementation derived from (with many thanks): - * arch/m68knommu - * arch/blackfin - * arch/parisc - */ - -#ifndef _ASM_UBICOM32_RANGE_PROTECT_ASM_H -#define _ASM_UBICOM32_RANGE_PROTECT_ASM_H - -#if defined(__ASSEMBLY__) - -#include <asm/thread-asm.h> - -/* - * You should only use the enable/disable ranges when you have the atomic lock, - * if you do not there will be problems. - */ - -/* - * enable_kernel_ranges - * Enable the kernel ranges (disabling protection) for thread, - * where thread == (1 << thread number) - */ -.macro enable_kernel_ranges thread -#ifdef CONFIG_PROTECT_KERNEL - or.4 I_RANGE0_EN, I_RANGE0_EN, \thread /* Enable Range Register */ - or.4 D_RANGE0_EN, D_RANGE0_EN, \thread - or.4 D_RANGE1_EN, D_RANGE1_EN, \thread -#endif -.endm - -/* - * enable_kernel_ranges_for_current - * Enable the kernel ranges (disabling protection) for this thread - */ -.macro enable_kernel_ranges_for_current scratch_reg -#ifdef CONFIG_PROTECT_KERNEL - thread_get_self_mask \scratch_reg - enable_kernel_ranges \scratch_reg -#endif -.endm - -/* - * disable_kernel_ranges - * Disables the kernel ranges (enabling protection) for thread - * where thread == (1 << thread number) - */ -.macro disable_kernel_ranges thread -#ifdef CONFIG_PROTECT_KERNEL - not.4 \thread, \thread - and.4 I_RANGE0_EN, I_RANGE0_EN, \thread /* Disable Range Register */ - and.4 D_RANGE0_EN, D_RANGE0_EN, \thread - and.4 D_RANGE1_EN, D_RANGE1_EN, \thread -#endif -.endm - -/* - * disable_kernel_ranges_for_current - * Disable kernel ranges (enabling protection) for this thread - */ -.macro disable_kernel_ranges_for_current scratch_reg -#ifdef CONFIG_PROTECT_KERNEL - thread_get_self_mask \scratch_reg - disable_kernel_ranges \scratch_reg -#endif -.endm -#endif - -#endif /* _ASM_UBICOM32_RANGE_PROTECT_ASM_H */ |