62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/*
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* PowerPC ISAV3 BookS emulation generic mmu definitions for qemu.
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*
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* Copyright (c) 2017 Suraj Jitindar Singh, 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 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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#ifndef MMU_H
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#define MMU_H
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#ifndef CONFIG_USER_ONLY
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/*
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* Partition table definitions
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*/
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#define PTCR_PATB 0x0FFFFFFFFFFFF000ULL /* Partition Table Base */
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#define PTCR_PATS 0x000000000000001FULL /* Partition Table Size */
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/* Partition Table Entry Fields */
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#define PATBE1_GR 0x8000000000000000
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/* Process Table Entry */
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struct prtb_entry {
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uint64_t prtbe0, prtbe1;
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};
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#ifdef TARGET_PPC64
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static inline bool ppc64_use_proc_tbl(PowerPCCPU *cpu)
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{
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return !!(cpu->env.spr[SPR_LPCR] & LPCR_UPRT);
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}
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static inline bool ppc64_radix_guest(PowerPCCPU *cpu)
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{
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PPCVirtualHypervisorClass *vhc =
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PPC_VIRTUAL_HYPERVISOR_GET_CLASS(cpu->vhyp);
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return !!(vhc->get_patbe(cpu->vhyp) & PATBE1_GR);
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}
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int ppc64_v3_handle_mmu_fault(PowerPCCPU *cpu, vaddr eaddr, int rwx,
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int mmu_idx);
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#endif /* TARGET_PPC64 */
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#endif /* CONFIG_USER_ONLY */
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#endif /* MMU_H */
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