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/*
* 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. 2007
*
* Authors: Hollis Blanchard <hollisb@us.ibm.com>
*/
#ifndef __POWERPC_KVM_HOST_H__
#define __POWERPC_KVM_HOST_H__
#include <linux/mutex.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/kvm_types.h>
#include <asm/kvm_asm.h>
#define KVM_MAX_VCPUS 1
#define KVM_MEMORY_SLOTS 32
/* memory slots that does not exposed to userspace */
#define KVM_PRIVATE_MEM_SLOTS 4
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
/* We don't currently support large pages. */
#define KVM_PAGES_PER_HPAGE (1<<31)
struct kvm;
struct kvm_run;
struct kvm_vcpu;
struct kvm_vm_stat {
u32 remote_tlb_flush;
};
struct kvm_vcpu_stat {
u32 sum_exits;
u32 mmio_exits;
u32 dcr_exits;
u32 signal_exits;
u32 light_exits;
/* Account for special types of light exits: */
u32 itlb_real_miss_exits;
u32 itlb_virt_miss_exits;
u32 dtlb_real_miss_exits;
u32 dtlb_virt_miss_exits;
u32 syscall_exits;
u32 isi_exits;
u32 dsi_exits;
u32 emulated_inst_exits;
u32 dec_exits;
u32 ext_intr_exits;
u32 halt_wakeup;
};
struct kvmppc_44x_tlbe {
u32 tid; /* Only the low 8 bits are used. */
u32 word0;
u32 word1;
u32 word2;
};
struct kvm_arch {
};
struct kvm_vcpu_arch {
u32 host_stack;
u32 host_pid;
u32 host_dbcr0;
u32 host_dbcr1;
u32 host_dbcr2;
u32 host_iac[4];
u32 host_msr;
u64 fpr[32];
ulong gpr[32];
ulong pc;
u32 cr;
ulong ctr;
ulong lr;
ulong xer;
ulong msr;
u32 mmucr;
ulong sprg0;
ulong sprg1;
ulong sprg2;
ulong sprg3;
ulong sprg4;
ulong sprg5;
ulong sprg6;
ulong sprg7;
ulong srr0;
ulong srr1;
ulong csrr0;
ulong csrr1;
ulong dsrr0;
ulong dsrr1;
ulong dear;
ulong esr;
u32 dec;
u32 decar;
u32 tbl;
u32 tbu;
u32 tcr;
u32 tsr;
u32 ivor[16];
ulong ivpr;
u32 pir;
u32 shadow_pid;
u32 pid;
u32 swap_pid;
u32 pvr;
u32 ccr0;
u32 ccr1;
u32 dbcr0;
u32 dbcr1;
u32 last_inst;
ulong fault_dear;
ulong fault_esr;
gpa_t paddr_accessed;
u8 io_gpr; /* GPR used as IO source/target */
u8 mmio_is_bigendian;
u8 dcr_needed;
u8 dcr_is_write;
u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */
struct timer_list dec_timer;
unsigned long pending_exceptions;
};
struct kvm_guest_debug {
int enabled;
unsigned long bp[4];
int singlestep;
};
#endif /* __POWERPC_KVM_HOST_H__ */
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