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Diffstat (limited to 'libgloss/or1k/mmu-asm.S')
| -rw-r--r-- | libgloss/or1k/mmu-asm.S | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/libgloss/or1k/mmu-asm.S b/libgloss/or1k/mmu-asm.S deleted file mode 100644 index 535824ccb..000000000 --- a/libgloss/or1k/mmu-asm.S +++ /dev/null @@ -1,67 +0,0 @@ -/* mmu-asm.S -- MMU handling for OpenRISC 1000. - * - * Copyright (c) 2011, 2014 Authors - * - * Contributor Julius Baxter <juliusbaxter@gmail.com> - * Contributor Stefan Wallentowitz <stefan.wallentowitz@tum.de> - * - * The authors hereby grant permission to use, copy, modify, distribute, - * and license this software and its documentation for any purpose, provided - * that existing copyright notices are retained in all copies and that this - * notice is included verbatim in any distributions. No written agreement, - * license, or royalty fee is required for any of the authorized uses. - * Modifications to this software may be copyrighted by their authors - * and need not follow the licensing terms described here, provided that - * the new terms are clearly indicated on the first page of each file where - * they apply. - */ - -/* -------------------------------------------------------------------------- */ -/*!Function to control MMU - */ -/* -------------------------------------------------------------------------- */ - -#include "include/or1k-asm.h" -#include "include/or1k-sprs.h" - -/* MMU control functions always switch MMU control with a l.rfe to return - from function */ - .section .text - - .global or1k_dmmu_enable -or1k_dmmu_enable: - l.mfspr r3,r0,OR1K_SPR_SYS_SR_ADDR - l.ori r3,r3,OR1K_SPR_SYS_SR_DME_MASK - l.mtspr r0,r3,OR1K_SPR_SYS_ESR_BASE - l.mtspr r0,r9,OR1K_SPR_SYS_EPCR_BASE - OR1K_DELAYED_NOP(OR1K_INST(l.rfe)) - - - .global or1k_dmmu_disable -or1k_dmmu_disable: - l.ori r3,r0,OR1K_SPR_SYS_SR_DME_MASK - l.xori r4,r3,0xffff - l.mfspr r3,r0,OR1K_SPR_SYS_SR_ADDR - l.and r3,r4,r3 - l.mtspr r0,r3,OR1K_SPR_SYS_ESR_BASE - l.mtspr r0,r9,OR1K_SPR_SYS_EPCR_BASE - OR1K_DELAYED_NOP(OR1K_INST(l.rfe)) - - - .global or1k_immu_enable -or1k_immu_enable: - l.mfspr r3,r0,OR1K_SPR_SYS_SR_ADDR - l.ori r3,r3,OR1K_SPR_SYS_SR_IME_MASK - l.mtspr r0,r3,OR1K_SPR_SYS_ESR_BASE - l.mtspr r0,r9,OR1K_SPR_SYS_EPCR_BASE - OR1K_DELAYED_NOP(OR1K_INST(l.rfe)) - - .global or1k_immu_disable -or1k_immu_disable: - l.ori r3,r0,OR1K_SPR_SYS_SR_IME_MASK - l.xori r4,r3,0xffff - l.mfspr r3,r0,OR1K_SPR_SYS_SR_ADDR - l.and r3,r4,r3 - l.mtspr r0,r3,OR1K_SPR_SYS_ESR_BASE - l.mtspr r0,r9,OR1K_SPR_SYS_EPCR_BASE - OR1K_DELAYED_NOP(OR1K_INST(l.rfe)) |