6bd039cdbe
There is no "version 2" of the "Lesser" General Public License. It is either "GPL version 2.0" or "Lesser GPL version 2.1". This patch replaces all occurrences of "Lesser GPL version 2" with "Lesser GPL version 2.1" in comment section. Signed-off-by: Chetan Pant <chetan4windows@gmail.com> Message-Id: <20201019061126.3102-1-chetan4windows@gmail.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
/*
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* PowerPC MMU stub handling for user mode emulation
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*
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* Copyright (c) 2003-2007 Jocelyn Mayer
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* Copyright (c) 2013 David Gibson, IBM Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "qemu/osdep.h"
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#include "cpu.h"
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#include "exec/exec-all.h"
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bool ppc_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
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MMUAccessType access_type, int mmu_idx,
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bool probe, uintptr_t retaddr)
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{
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PowerPCCPU *cpu = POWERPC_CPU(cs);
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CPUPPCState *env = &cpu->env;
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int exception, error_code;
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if (access_type == MMU_INST_FETCH) {
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exception = POWERPC_EXCP_ISI;
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error_code = 0x40000000;
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} else {
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exception = POWERPC_EXCP_DSI;
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error_code = 0x40000000;
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if (access_type == MMU_DATA_STORE) {
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error_code |= 0x02000000;
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}
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env->spr[SPR_DAR] = address;
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env->spr[SPR_DSISR] = error_code;
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}
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cs->exception_index = exception;
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env->error_code = error_code;
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cpu_loop_exit_restore(cs, retaddr);
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}
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