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Diffstat (limited to 'arch/ia64/include/asm/kvm.h')
| -rw-r--r-- | arch/ia64/include/asm/kvm.h | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/kvm.h b/arch/ia64/include/asm/kvm.h new file mode 100644 index 00000000000..f38472ac226 --- /dev/null +++ b/arch/ia64/include/asm/kvm.h @@ -0,0 +1,211 @@ +#ifndef __ASM_IA64_KVM_H +#define __ASM_IA64_KVM_H + +/* + * kvm structure definitions for ia64 + * + * Copyright (C) 2007 Xiantao Zhang <xiantao.zhang@intel.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + */ + +#include <asm/types.h> + +#include <linux/ioctl.h> + +/* Architectural interrupt line count. */ +#define KVM_NR_INTERRUPTS 256 + +#define KVM_IOAPIC_NUM_PINS 48 + +struct kvm_ioapic_state { + __u64 base_address; + __u32 ioregsel; + __u32 id; + __u32 irr; + __u32 pad; + union { + __u64 bits; + struct { + __u8 vector; + __u8 delivery_mode:3; + __u8 dest_mode:1; + __u8 delivery_status:1; + __u8 polarity:1; + __u8 remote_irr:1; + __u8 trig_mode:1; + __u8 mask:1; + __u8 reserve:7; + __u8 reserved[4]; + __u8 dest_id; + } fields; + } redirtbl[KVM_IOAPIC_NUM_PINS]; +}; + +#define KVM_IRQCHIP_PIC_MASTER 0 +#define KVM_IRQCHIP_PIC_SLAVE 1 +#define KVM_IRQCHIP_IOAPIC 2 + +#define KVM_CONTEXT_SIZE 8*1024 + +struct kvm_fpreg { + union { + unsigned long bits[2]; + long double __dummy; /* force 16-byte alignment */ + } u; +}; + +union context { + /* 8K size */ + char dummy[KVM_CONTEXT_SIZE]; + struct { + unsigned long psr; + unsigned long pr; + unsigned long caller_unat; + unsigned long pad; + unsigned long gr[32]; + unsigned long ar[128]; + unsigned long br[8]; + unsigned long cr[128]; + unsigned long rr[8]; + unsigned long ibr[8]; + unsigned long dbr[8]; + unsigned long pkr[8]; + struct kvm_fpreg fr[128]; + }; +}; + +struct thash_data { + union { + struct { + unsigned long p : 1; /* 0 */ + unsigned long rv1 : 1; /* 1 */ + unsigned long ma : 3; /* 2-4 */ + unsigned long a : 1; /* 5 */ + unsigned long d : 1; /* 6 */ + unsigned long pl : 2; /* 7-8 */ + unsigned long ar : 3; /* 9-11 */ + unsigned long ppn : 38; /* 12-49 */ + unsigned long rv2 : 2; /* 50-51 */ + unsigned long ed : 1; /* 52 */ + unsigned long ig1 : 11; /* 53-63 */ + }; + struct { + unsigned long __rv1 : 53; /* 0-52 */ + unsigned long contiguous : 1; /*53 */ + unsigned long tc : 1; /* 54 TR or TC */ + unsigned long cl : 1; + /* 55 I side or D side cache line */ + unsigned long len : 4; /* 56-59 */ + unsigned long io : 1; /* 60 entry is for io or not */ + unsigned long nomap : 1; + /* 61 entry cann't be inserted into machine TLB.*/ + unsigned long checked : 1; + /* 62 for VTLB/VHPT sanity check */ + unsigned long invalid : 1; + /* 63 invalid entry */ + }; + unsigned long page_flags; + }; /* same for VHPT and TLB */ + + union { + struct { + unsigned long rv3 : 2; + unsigned long ps : 6; + unsigned long key : 24; + unsigned long rv4 : 32; + }; + unsigned long itir; + }; + union { + struct { + unsigned long ig2 : 12; + unsigned long vpn : 49; + unsigned long vrn : 3; + }; + unsigned long ifa; + unsigned long vadr; + struct { + unsigned long tag : 63; + unsigned long ti : 1; + }; + unsigned long etag; + }; + union { + struct thash_data *next; + unsigned long rid; + unsigned long gpaddr; + }; +}; + +#define NITRS 8 +#define NDTRS 8 + +struct saved_vpd { + unsigned long vhpi; + unsigned long vgr[16]; + unsigned long vbgr[16]; + unsigned long vnat; + unsigned long vbnat; + unsigned long vcpuid[5]; + unsigned long vpsr; + unsigned long vpr; + unsigned long vcr[128]; +}; + +struct kvm_regs { + char *saved_guest; + char *saved_stack; + struct saved_vpd vpd; + /*Arch-regs*/ + int mp_state; + unsigned long vmm_rr; + /* TR and TC. */ + struct thash_data itrs[NITRS]; + struct thash_data dtrs[NDTRS]; + /* Bit is set if there is a tr/tc for the region. */ + unsigned char itr_regions; + unsigned char dtr_regions; + unsigned char tc_regions; + + char irq_check; + unsigned long saved_itc; + unsigned long itc_check; + unsigned long timer_check; + unsigned long timer_pending; + unsigned long last_itc; + + unsigned long vrr[8]; + unsigned long ibr[8]; + unsigned long dbr[8]; + unsigned long insvc[4]; /* Interrupt in service. */ + unsigned long xtp; + + unsigned long metaphysical_rr0; /* from kvm_arch (so is pinned) */ + unsigned long metaphysical_rr4; /* from kvm_arch (so is pinned) */ + unsigned long metaphysical_saved_rr0; /* from kvm_arch */ + unsigned long metaphysical_saved_rr4; /* from kvm_arch */ + unsigned long fp_psr; /*used for lazy float register */ + unsigned long saved_gp; + /*for phycial emulation */ +}; + +struct kvm_sregs { +}; + +struct kvm_fpu { +}; + +#endif |