diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_44x.h')
| -rw-r--r-- | arch/powerpc/include/asm/kvm_44x.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/arch/powerpc/include/asm/kvm_44x.h b/arch/powerpc/include/asm/kvm_44x.h deleted file mode 100644 index a0e57618ff33..000000000000 --- a/arch/powerpc/include/asm/kvm_44x.h +++ /dev/null @@ -1,67 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program 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 this program; if not, write to the Free Software - * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * Copyright IBM Corp. 2008 - * - * Authors: Hollis Blanchard <hollisb@us.ibm.com> - */ - -#ifndef __ASM_44X_H__ -#define __ASM_44X_H__ - -#include <linux/kvm_host.h> - -#define PPC44x_TLB_SIZE 64 - -/* If the guest is expecting it, this can be as large as we like; we'd just - * need to find some way of advertising it. */ -#define KVM44x_GUEST_TLB_SIZE 64 - -struct kvmppc_44x_tlbe { - u32 tid; /* Only the low 8 bits are used. */ - u32 word0; - u32 word1; - u32 word2; -}; - -struct kvmppc_44x_shadow_ref { - struct page *page; - u16 gtlb_index; - u8 writeable; - u8 tid; -}; - -struct kvmppc_vcpu_44x { - /* Unmodified copy of the guest's TLB. */ - struct kvmppc_44x_tlbe guest_tlb[KVM44x_GUEST_TLB_SIZE]; - - /* References to guest pages in the hardware TLB. */ - struct kvmppc_44x_shadow_ref shadow_refs[PPC44x_TLB_SIZE]; - - /* State of the shadow TLB at guest context switch time. */ - struct kvmppc_44x_tlbe shadow_tlb[PPC44x_TLB_SIZE]; - u8 shadow_tlb_mod[PPC44x_TLB_SIZE]; - - struct kvm_vcpu vcpu; -}; - -static inline struct kvmppc_vcpu_44x *to_44x(struct kvm_vcpu *vcpu) -{ - return container_of(vcpu, struct kvmppc_vcpu_44x, vcpu); -} - -void kvmppc_44x_tlb_put(struct kvm_vcpu *vcpu); -void kvmppc_44x_tlb_load(struct kvm_vcpu *vcpu); - -#endif /* __ASM_44X_H__ */ |