diff options
| -rw-r--r-- | arch/ia64/kvm/kvm_minstate.h | 273 | ||||
| -rw-r--r-- | arch/ia64/kvm/lapic.h | 25 | ||||
| -rw-r--r-- | arch/ia64/kvm/misc.h | 93 | ||||
| -rw-r--r-- | arch/ia64/kvm/vcpu.h | 740 | ||||
| -rw-r--r-- | arch/ia64/kvm/vti.h | 290 |
5 files changed, 1421 insertions, 0 deletions
diff --git a/arch/ia64/kvm/kvm_minstate.h b/arch/ia64/kvm/kvm_minstate.h new file mode 100644 index 000000000000..13980d9b8bcf --- /dev/null +++ b/arch/ia64/kvm/kvm_minstate.h @@ -0,0 +1,273 @@ +/* + * kvm_minstate.h: min save macros + * Copyright (c) 2007, Intel Corporation. + * + * Xuefei Xu (Anthony Xu) (Anthony.xu@intel.com) + * 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/asmmacro.h> +#include <asm/types.h> +#include <asm/kregs.h> +#include "asm-offsets.h" + +#define KVM_MINSTATE_START_SAVE_MIN \ + mov ar.rsc = 0;/* set enforced lazy mode, pl 0, little-endian, loadrs=0 */\ + ;; \ + mov.m r28 = ar.rnat; \ + addl r22 = VMM_RBS_OFFSET,r1; /* compute base of RBS */ \ + ;; \ + lfetch.fault.excl.nt1 [r22]; \ + addl r1 = IA64_STK_OFFSET-VMM_PT_REGS_SIZE,r1; /* compute base of memory stack */ \ + mov r23 = ar.bspstore; /* save ar.bspstore */ \ + ;; \ + mov ar.bspstore = r22; /* switch to kernel RBS */\ + ;; \ + mov r18 = ar.bsp; \ + mov ar.rsc = 0x3; /* set eager mode, pl 0, little-endian, loadrs=0 */ + + + +#define KVM_MINSTATE_END_SAVE_MIN \ + bsw.1; /* switch back to bank 1 (must be last in insn group) */\ + ;; + + +#define PAL_VSA_SYNC_READ \ + /* begin to call pal vps sync_read */ \ + add r25 = VMM_VPD_BASE_OFFSET, r21; \ + adds r20 = VMM_VCPU_VSA_BASE_OFFSET, r21; /* entry point */ \ + ;; \ + ld8 r25 = [r25]; /* read vpd base */ \ + ld8 r20 = [r20]; \ + ;; \ + add r20 = PAL_VPS_SYNC_READ,r20; \ + ;; \ +{ .mii; \ + nop 0x0; \ + mov r24 = ip; \ + mov b0 = r20; \ + ;; \ +}; \ +{ .mmb; \ + add r24 = 0x20, r24; \ + nop 0x0; \ + br.cond.sptk b0; /* call the service */ \ + ;; \ +}; + + + +#define KVM_MINSTATE_GET_CURRENT(reg) mov reg=r21 + +/* + * KVM_DO_SAVE_MIN switches to the kernel stacks (if necessary) and saves + * the minimum state necessary that allows us to turn psr.ic back + * on. + * + * Assumed state upon entry: + * psr.ic: off + * r31: contains saved predicates (pr) + * + * Upon exit, the state is as follows: + * psr.ic: off + * r2 = points to &pt_regs.r16 + * r8 = contents of ar.ccv + * r9 = contents of ar.csd + * r10 = contents of ar.ssd + * r11 = FPSR_DEFAULT + * r12 = kernel sp (kernel virtual address) + * r13 = points to current task_struct (kernel virtual address) + * p15 = TRUE if psr.i is set in cr.ipsr + * predicate registers (other than p2, p3, and p15), b6, r3, r14, r15: + * preserved + * + * Note that psr.ic is NOT turned on by this macro. This is so that + * we can pass interruption state as arguments to a handler. + */ + + +#define PT(f) (VMM_PT_REGS_##f##_OFFSET) + +#define KVM_DO_SAVE_MIN(COVER,SAVE_IFS,EXTRA) \ + KVM_MINSTATE_GET_CURRENT(r16); /* M (or M;;I) */ \ + mov r27 = ar.rsc; /* M */ \ + mov r20 = r1; /* A */ \ + mov r25 = ar.unat; /* M */ \ + mov r29 = cr.ipsr; /* M */ \ + mov r26 = ar.pfs; /* I */ \ + mov r18 = cr.isr; \ + COVER; /* B;; (or nothing) */ \ + ;; \ + tbit.z p0,p15 = r29,IA64_PSR_I_BIT; \ + mov r1 = r16; \ +/* mov r21=r16; */ \ + /* switch from user to kernel RBS: */ \ + ;; \ + invala; /* M */ \ + SAVE_IFS; \ + ;; \ + KVM_MINSTATE_START_SAVE_MIN \ + adds r17 = 2*L1_CACHE_BYTES,r1;/* cache-line size */ \ + adds r16 = PT(CR_IPSR),r1; \ + ;; \ + lfetch.fault.excl.nt1 [r17],L1_CACHE_BYTES; \ + st8 [r16] = r29; /* save cr.ipsr */ \ + ;; \ + lfetch.fault.excl.nt1 [r17]; \ + tbit.nz p15,p0 = r29,IA64_PSR_I_BIT; \ + mov r29 = b0 \ + ;; \ + adds r16 = PT(R8),r1; /* initialize first base pointer */\ + adds r17 = PT(R9),r1; /* initialize second base pointer */\ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r8,16; \ +.mem.offset 8,0; st8.spill [r17] = r9,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r10,24; \ +.mem.offset 8,0; st8.spill [r17] = r11,24; \ + ;; \ + mov r9 = cr.iip; /* M */ \ + mov r10 = ar.fpsr; /* M */ \ + ;; \ + st8 [r16] = r9,16; /* save cr.iip */ \ + st8 [r17] = r30,16; /* save cr.ifs */ \ + sub r18 = r18,r22; /* r18=RSE.ndirty*8 */ \ + ;; \ + st8 [r16] = r25,16; /* save ar.unat */ \ + st8 [r17] = r26,16; /* save ar.pfs */ \ + shl r18 = r18,16; /* calu ar.rsc used for "loadrs" */\ + ;; \ + st8 [r16] = r27,16; /* save ar.rsc */ \ + st8 [r17] = r28,16; /* save ar.rnat */ \ + ;; /* avoid RAW on r16 & r17 */ \ + st8 [r16] = r23,16; /* save ar.bspstore */ \ + st8 [r17] = r31,16; /* save predicates */ \ + ;; \ + st8 [r16] = r29,16; /* save b0 */ \ + st8 [r17] = r18,16; /* save ar.rsc value for "loadrs" */\ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r20,16;/* save original r1 */ \ +.mem.offset 8,0; st8.spill [r17] = r12,16; \ + adds r12 = -16,r1; /* switch to kernel memory stack */ \ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r13,16; \ +.mem.offset 8,0; st8.spill [r17] = r10,16; /* save ar.fpsr */\ + mov r13 = r21; /* establish `current' */ \ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r15,16; \ +.mem.offset 8,0; st8.spill [r17] = r14,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r16] = r2,16; \ +.mem.offset 8,0; st8.spill [r17] = r3,16; \ + adds r2 = VMM_PT_REGS_R16_OFFSET,r1; \ + ;; \ + adds r16 = VMM_VCPU_IIPA_OFFSET,r13; \ + adds r17 = VMM_VCPU_ISR_OFFSET,r13; \ + mov r26 = cr.iipa; \ + mov r27 = cr.isr; \ + ;; \ + st8 [r16] = r26; \ + st8 [r17] = r27; \ + ;; \ + EXTRA; \ + mov r8 = ar.ccv; \ + mov r9 = ar.csd; \ + mov r10 = ar.ssd; \ + movl r11 = FPSR_DEFAULT; /* L-unit */ \ + adds r17 = VMM_VCPU_GP_OFFSET,r13; \ + ;; \ + ld8 r1 = [r17];/* establish kernel global pointer */ \ + ;; \ + PAL_VSA_SYNC_READ \ + KVM_MINSTATE_END_SAVE_MIN + +/* + * SAVE_REST saves the remainder of pt_regs (with psr.ic on). + * + * Assumed state upon entry: + * psr.ic: on + * r2: points to &pt_regs.f6 + * r3: points to &pt_regs.f7 + * r8: contents of ar.ccv + * r9: contents of ar.csd + * r10: contents of ar.ssd + * r11: FPSR_DEFAULT + * + * Registers r14 and r15 are guaranteed not to be touched by SAVE_REST. + */ +#define KVM_SAVE_REST \ +.mem.offset 0,0; st8.spill [r2] = r16,16; \ +.mem.offset 8,0; st8.spill [r3] = r17,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r18,16; \ +.mem.offset 8,0; st8.spill [r3] = r19,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r20,16; \ +.mem.offset 8,0; st8.spill [r3] = r21,16; \ + mov r18=b6; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r22,16; \ +.mem.offset 8,0; st8.spill [r3] = r23,16; \ + mov r19 = b7; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r24,16; \ +.mem.offset 8,0; st8.spill [r3] = r25,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r26,16; \ +.mem.offset 8,0; st8.spill [r3] = r27,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r28,16; \ +.mem.offset 8,0; st8.spill [r3] = r29,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r30,16; \ +.mem.offset 8,0; st8.spill [r3] = r31,32; \ + ;; \ + mov ar.fpsr = r11; \ + st8 [r2] = r8,8; \ + adds r24 = PT(B6)-PT(F7),r3; \ + adds r25 = PT(B7)-PT(F7),r3; \ + ;; \ + st8 [r24] = r18,16; /* b6 */ \ + st8 [r25] = r19,16; /* b7 */ \ + adds r2 = PT(R4)-PT(F6),r2; \ + adds r3 = PT(R5)-PT(F7),r3; \ + ;; \ + st8 [r24] = r9; /* ar.csd */ \ + st8 [r25] = r10; /* ar.ssd */ \ + ;; \ + mov r18 = ar.unat; \ + adds r19 = PT(EML_UNAT)-PT(R4),r2; \ + ;; \ + st8 [r19] = r18; /* eml_unat */ \ + + +#define KVM_SAVE_EXTRA \ +.mem.offset 0,0; st8.spill [r2] = r4,16; \ +.mem.offset 8,0; st8.spill [r3] = r5,16; \ + ;; \ +.mem.offset 0,0; st8.spill [r2] = r6,16; \ +.mem.offset 8,0; st8.spill [r3] = r7; \ + ;; \ + mov r26 = ar.unat; \ + ;; \ + st8 [r2] = r26;/* eml_unat */ \ + +#define KVM_SAVE_MIN_WITH_COVER KVM_DO_SAVE_MIN(cover, mov r30 = cr.ifs,) +#define KVM_SAVE_MIN_WITH_COVER_R19 KVM_DO_SAVE_MIN(cover, mov r30 = cr.ifs, mov r15 = r19) +#define KVM_SAVE_MIN KVM_DO_SAVE_MIN( , mov r30 = r0, ) diff --git a/arch/ia64/kvm/lapic.h b/arch/ia64/kvm/lapic.h new file mode 100644 index 000000000000..6d6cbcb14893 --- /dev/null +++ b/arch/ia64/kvm/lapic.h @@ -0,0 +1,25 @@ +#ifndef __KVM_IA64_LAPIC_H +#define __KVM_IA64_LAPIC_H + +#include <linux/kvm_host.h> + +/* + * vlsapic + */ +struct kvm_lapic{ + struct kvm_vcpu *vcpu; + uint64_t insvc[4]; + uint64_t vhpi; + uint8_t xtp; + uint8_t pal_init_pending; + uint8_t pad[2]; +}; + +int kvm_create_lapic(struct kvm_vcpu *vcpu); +void kvm_free_lapic(struct kvm_vcpu *vcpu); + +int kvm_apic_match_physical_addr(struct kvm_lapic *apic, u16 dest); +int kvm_apic_match_logical_addr(struct kvm_lapic *apic, u8 mda); +int kvm_apic_set_irq(struct kvm_vcpu *vcpu, u8 vec, u8 trig); + +#endif diff --git a/arch/ia64/kvm/misc.h b/arch/ia64/kvm/misc.h new file mode 100644 index 000000000000..e585c4607344 --- /dev/null +++ b/arch/ia64/kvm/misc.h @@ -0,0 +1,93 @@ +#ifndef __KVM_IA64_MISC_H +#define __KVM_IA64_MISC_H + +#include <linux/kvm_host.h> +/* + * misc.h + * Copyright (C) 2007, Intel Corporation. + * 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. + * + */ + +/* + *Return p2m base address at host side! + */ +static inline uint64_t *kvm_host_get_pmt(struct kvm *kvm) +{ + return (uint64_t *)(kvm->arch.vm_base + KVM_P2M_OFS); +} + +static inline void kvm_set_pmt_entry(struct kvm *kvm, gfn_t gfn, + u64 paddr, u64 mem_flags) +{ + uint64_t *pmt_base = kvm_host_get_pmt(kvm); + unsigned long pte; + + pte = PAGE_ALIGN(paddr) | mem_flags; + pmt_base[gfn] = pte; +} + +/*Function for translating host address to guest address*/ + +static inline void *to_guest(struct kvm *kvm, void *addr) +{ + return (void *)((unsigned long)(addr) - kvm->arch.vm_base + + KVM_VM_DATA_BASE); +} + +/*Function for translating guest address to host address*/ + +static inline void *to_host(struct kvm *kvm, void *addr) +{ + return (void *)((unsigned long)addr - KVM_VM_DATA_BASE + + kvm->arch.vm_base); +} + +/* Get host context of the vcpu */ +static inline union context *kvm_get_host_context(struct kvm_vcpu *vcpu) +{ + union context *ctx = &vcpu->arch.host; + return to_guest(vcpu->kvm, ctx); +} + +/* Get guest context of the vcpu */ +static inline union context *kvm_get_guest_context(struct kvm_vcpu *vcpu) +{ + union context *ctx = &vcpu->arch.guest; + return to_guest(vcpu->kvm, ctx); +} + +/* kvm get exit data from gvmm! */ +static inline struct exit_ctl_data *kvm_get_exit_data(struct kvm_vcpu *vcpu) +{ + return &vcpu->arch.exit_data; +} + +/*kvm get vcpu ioreq for kvm module!*/ +static inline struct kvm_mmio_req *kvm_get_vcpu_ioreq(struct kvm_vcpu *vcpu) +{ + struct exit_ctl_data *p_ctl_data; + + if (vcpu) { + p_ctl_data = kvm_get_exit_data(vcpu); + if (p_ctl_data->exit_reason == EXIT_REASON_MMIO_INSTRUCTION) + return &p_ctl_data->u.ioreq; + } + + return NULL; +} + +#endif diff --git a/arch/ia64/kvm/vcpu.h b/arch/ia64/kvm/vcpu.h new file mode 100644 index 000000000000..b0fcfb62c49e --- /dev/null +++ b/arch/ia64/kvm/vcpu.h @@ -0,0 +1,740 @@ +/* + * vcpu.h: vcpu routines + * Copyright (c) 2005, Intel Corporation. + * Xuefei Xu (Anthony Xu) (Anthony.xu@intel.com) + * Yaozu Dong (Eddie Dong) (Eddie.dong@intel.com) + * + * Copyright (c) 2007, Intel Corporation. + * Xuefei Xu (Anthony Xu) (Anthony.xu@intel.com) + * 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. + * + */ + + +#ifndef __KVM_VCPU_H__ +#define __KVM_VCPU_H__ + +#include <asm/types.h> +#include <asm/fpu.h> +#include <asm/processor.h> + +#ifndef __ASSEMBLY__ +#include "vti.h" + +#include <linux/kvm_host.h> +#include <linux/spinlock.h> + +typedef unsigned long IA64_INST; + +typedef union U_IA64_BUNDLE { + unsigned long i64[2]; + struct { unsigned long template:5, slot0:41, slot1a:18, + slot1b:23, slot2:41; }; + /* NOTE: following doesn't work because bitfields can't cross natural + size boundaries + struct { unsigned long template:5, slot0:41, slot1:41, slot2:41; }; */ +} IA64_BUNDLE; + +typedef union U_INST64_A5 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, imm7b:7, r3:2, imm5c:5, + imm9d:9, s:1, major:4; }; +} INST64_A5; + +typedef union U_INST64_B4 { + IA64_INST inst; + struct { unsigned long qp:6, btype:3, un3:3, p:1, b2:3, un11:11, x6:6, + wh:2, d:1, un1:1, major:4; }; +} INST64_B4; + +typedef union U_INST64_B8 { + IA64_INST inst; + struct { unsigned long qp:6, un21:21, x6:6, un4:4, major:4; }; +} INST64_B8; + +typedef union U_INST64_B9 { + IA64_INST inst; + struct { unsigned long qp:6, imm20:20, :1, x6:6, :3, i:1, major:4; }; +} INST64_B9; + +typedef union U_INST64_I19 { + IA64_INST inst; + struct { unsigned long qp:6, imm20:20, :1, x6:6, x3:3, i:1, major:4; }; +} INST64_I19; + +typedef union U_INST64_I26 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, ar3:7, x6:6, x3:3, :1, major:4; }; +} INST64_I26; + +typedef union U_INST64_I27 { + IA64_INST inst; + struct { unsigned long qp:6, :7, imm:7, ar3:7, x6:6, x3:3, s:1, major:4; }; +} INST64_I27; + +typedef union U_INST64_I28 { /* not privileged (mov from AR) */ + IA64_INST inst; + struct { unsigned long qp:6, r1:7, :7, ar3:7, x6:6, x3:3, :1, major:4; }; +} INST64_I28; + +typedef union U_INST64_M28 { + IA64_INST inst; + struct { unsigned long qp:6, :14, r3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M28; + +typedef union U_INST64_M29 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, ar3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M29; + +typedef union U_INST64_M30 { + IA64_INST inst; + struct { unsigned long qp:6, :7, imm:7, ar3:7, x4:4, x2:2, + x3:3, s:1, major:4; }; +} INST64_M30; + +typedef union U_INST64_M31 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, :7, ar3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M31; + +typedef union U_INST64_M32 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, cr3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M32; + +typedef union U_INST64_M33 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, :7, cr3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M33; + +typedef union U_INST64_M35 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, :7, x6:6, x3:3, :1, major:4; }; + +} INST64_M35; + +typedef union U_INST64_M36 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, :14, x6:6, x3:3, :1, major:4; }; +} INST64_M36; + +typedef union U_INST64_M37 { + IA64_INST inst; + struct { unsigned long qp:6, imm20a:20, :1, x4:4, x2:2, x3:3, + i:1, major:4; }; +} INST64_M37; + +typedef union U_INST64_M41 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, :7, x6:6, x3:3, :1, major:4; }; +} INST64_M41; + +typedef union U_INST64_M42 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, r3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M42; + +typedef union U_INST64_M43 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, :7, r3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M43; + +typedef union U_INST64_M44 { + IA64_INST inst; + struct { unsigned long qp:6, imm:21, x4:4, i2:2, x3:3, i:1, major:4; }; +} INST64_M44; + +typedef union U_INST64_M45 { + IA64_INST inst; + struct { unsigned long qp:6, :7, r2:7, r3:7, x6:6, x3:3, :1, major:4; }; +} INST64_M45; + +typedef union U_INST64_M46 { + IA64_INST inst; + struct { unsigned long qp:6, r1:7, un7:7, r3:7, x6:6, + x3:3, un1:1, major:4; }; +} INST64_M46; + +typedef union U_INST64_M47 { + IA64_INST inst; + struct { unsigned long qp:6, un14:14, r3:7, x6:6, x3:3, un1:1, major:4; }; +} INST64_M47; + +typedef union U_INST64_M1{ + IA64_INST inst; + struct { unsigned long qp:6, r1:7, un7:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M1; + +typedef union U_INST64_M2{ + IA64_INST inst; + struct { unsigned long qp:6, r1:7, r2:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M2; + +typedef union U_INST64_M3{ + IA64_INST inst; + struct { unsigned long qp:6, r1:7, imm7:7, r3:7, i:1, hint:2, + x6:6, s:1, major:4; }; +} INST64_M3; + +typedef union U_INST64_M4 { + IA64_INST inst; + struct { unsigned long qp:6, un7:7, r2:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M4; + +typedef union U_INST64_M5 { + IA64_INST inst; + struct { unsigned long qp:6, imm7:7, r2:7, r3:7, i:1, hint:2, + x6:6, s:1, major:4; }; +} INST64_M5; + +typedef union U_INST64_M6 { + IA64_INST inst; + struct { unsigned long qp:6, f1:7, un7:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M6; + +typedef union U_INST64_M9 { + IA64_INST inst; + struct { unsigned long qp:6, :7, f2:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M9; + +typedef union U_INST64_M10 { + IA64_INST inst; + struct { unsigned long qp:6, imm7:7, f2:7, r3:7, i:1, hint:2, + x6:6, s:1, major:4; }; +} INST64_M10; + +typedef union U_INST64_M12 { + IA64_INST inst; + struct { unsigned long qp:6, f1:7, f2:7, r3:7, x:1, hint:2, + x6:6, m:1, major:4; }; +} INST64_M12; + +typedef union U_INST64_M15 { + IA64_INST inst; + struct { unsigned long qp:6, :7, imm7:7, r3:7, i:1, hint:2, + x6:6, s:1, major:4; }; +} INST64_M15; + +typedef union U_INST64 { + IA64_INST inst; + struct { unsigned long :37, major:4; } generic; + INST64_A5 A5; /* used in build_hypercall_bundle only */ + INST64_B4 B4; /* used in build_hypercall_bundle only */ + INST64_B8 B8; /* rfi, bsw.[01] */ + INST64_B9 B9; /* break.b */ + INST64_I19 I19; /* used in build_hypercall_bundle only */ + INST64_I26 I26; /* mov register to ar (I unit) */ + INST64_I27 I27; /* mov immediate to ar (I unit) */ + INST64_I28 I28; /* mov from ar (I unit) */ + INST64_M1 M1; /* ld integer */ + INST64_M2 M2; + INST64_M3 M3; + INST64_M4 M4; /* st integer */ + INST64_M5 M5; + INST64_M6 M6; /* ldfd floating pointer */ + INST64_M9 M9; /* stfd floating pointer */ + INST64_M10 M10; /* stfd floating pointer */ + INST64_M12 M12; /* ldfd pair floating pointer */ + INST64_M15 M15; /* lfetch + imm update */ + INST64_M28 M28; /* purge translation cache entry */ + INST64_M29 M29; /* mov register to ar (M unit) */ + INST64_M30 M30; /* mov immediate to ar (M unit) */ + INST64_M31 M31; /* mov from ar (M unit) */ + INST64_M32 M32; /* mov reg to cr */ + INST64_M33 M33; /* mov from cr */ + INST64_M35 M35; /* mov to psr */ + INST64_M36 M36; /* mov from psr */ + INST64_M37 M37; /* break.m */ + INST64_M41 M41; /* translation cache insert */ + INST64_M42 M42; /* mov to indirect reg/translation reg insert*/ + INST64_M43 M43; /* mov from indirect reg */ + INST64_M44 M44; /* set/reset system mask */ + INST64_M45 M45; /* translation purge */ + INST64_M46 M46; /* translation access (tpa,tak) */ + INST64_M47 M47; /* purge translation entry */ +} INST64; + +#define MASK_41 ((unsigned long)0x1ffffffffff) + +/* Virtual address memory attributes encoding */ +#define VA_MATTR_WB 0x0 +#define VA_MATTR_UC 0x4 +#define VA_MATTR_UCE 0x5 +#define VA_MATTR_WC 0x6 +#define VA_MATTR_NATPAGE 0x7 + +#define PMASK(size) (~((size) - 1)) +#define PSIZE(size) (1UL<<(size)) +#define CLEARLSB(ppn, nbits) (((ppn) >> (nbits)) << (nbits)) +#define PAGEALIGN(va, ps) CLEARLSB(va, ps) +#define PAGE_FLAGS_RV_MASK (0x2|(0x3UL<<50)|(((1UL<<11)-1)<<53)) +#define _PAGE_MA_ST (0x1 << 2) /* is reserved for software use */ + +#define ARCH_PAGE_SHIFT 12 + +#define INVALID_TI_TAG (1UL << 63) + +#define VTLB_PTE_P_BIT 0 +#define VTLB_PTE_IO_BIT 60 +#define VTLB_PTE_IO (1UL<<VTLB_PTE_IO_BIT) +#define VTLB_PTE_P (1UL<<VTLB_PTE_P_BIT) + +#define vcpu_quick_region_check(_tr_regions,_ifa) \ + (_tr_regions & (1 << ((unsigned long)_ifa >> 61))) + +#define vcpu_quick_region_set(_tr_regions,_ifa) \ + do {_tr_regions |= (1 << ((unsigned long)_ifa >> 61)); } while (0) + +static inline void vcpu_set_tr(struct thash_data *trp, u64 pte, u64 itir, + u64 va, u64 rid) +{ + trp->page_flags = pte; + trp->itir = itir; + trp->vadr = va; + trp->rid = rid; +} + +extern u64 kvm_lookup_mpa(u64 gpfn); +extern u64 kvm_gpa_to_mpa(u64 gpa); + +/* Return I/O type if trye */ +#define __gpfn_is_io(gpfn) \ + ({ \ + u64 pte, ret = 0; \ + pte = kvm_lookup_mpa(gpfn); \ + if (!(pte & GPFN_INV_MASK)) \ + ret = pte & GPFN_IO_MASK; \ + ret; \ + }) + +#endif + +#define IA64_NO_FAULT 0 +#define IA64_FAULT 1 + +#define VMM_RBS_OFFSET ((VMM_TASK_SIZE + 15) & ~15) + +#define SW_BAD 0 /* Bad mode transitition */ +#define SW_V2P 1 /* Physical emulatino is activated */ +#define SW_P2V 2 /* Exit physical mode emulation */ +#define SW_SELF 3 /* No mode transition */ +#define SW_NOP 4 /* Mode transition, but without action required */ + +#define GUEST_IN_PHY 0x1 +#define GUEST_PHY_EMUL 0x2 + +#define current_vcpu ((struct kvm_vcpu *) ia64_getreg(_IA64_REG_TP)) + +#define VRN_SHIFT 61 +#define VRN_MASK 0xe000000000000000 +#define VRN0 0x0UL +#define VRN1 0x1UL +#define VRN2 0x2UL +#define VRN3 0x3UL +#define VRN4 0x4UL +#define VRN5 0x5UL +#define VRN6 0x6UL +#define VRN7 0x7UL + +#define IRQ_NO_MASKED 0 +#define IRQ_MASKED_BY_VTPR 1 +#define IRQ_MASKED_BY_INSVC 2 /* masked by inservice IRQ */ + +#define PTA_BASE_SHIFT 15 + +#define IA64_PSR_VM_BIT 46 +#define IA64_PSR_VM (__IA64_UL(1) << IA64_PSR_VM_BIT) + +/* Interruption Function State */ +#define IA64_IFS_V_BIT 63 +#define IA64_IFS_V (__IA64_UL(1) << IA64_IFS_V_BIT) + +#define PHY_PAGE_UC (_PAGE_A|_PAGE_D|_PAGE_P|_PAGE_MA_UC|_PAGE_AR_RWX) +#define PHY_PAGE_WB (_PAGE_A|_PAGE_D|_PAGE_P|_PAGE_MA_WB|_PAGE_AR_RWX) + +#ifndef __ASSEMBLY__ + +#include <asm/gcc_intrin.h> + +#define is_physical_mode(v) \ + ((v->arch.mode_flags) & GUEST_IN_PHY) + +#define is_virtual_mode(v) \ + (!is_physical_mode(v)) + +#define MODE_IND(psr) \ + (((psr).it << 2) + ((psr).dt << 1) + (psr).rt) + +#define _vmm_raw_spin_lock(x) \ + do { \ + __u32 *ia64_spinlock_ptr = (__u32 *) (x); \ + __u64 ia64_spinlock_val; \ + ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);\ + if (unlikely(ia64_spinlock_val)) { \ + do { \ + while (*ia64_spinlock_ptr) \ + ia64_barrier(); \ + ia64_spinlock_val = \ + ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);\ + } while (ia64_spinlock_val); \ + } \ + } while (0) + +#define _vmm_raw_spin_unlock(x) \ + do { barrier(); \ + ((spinlock_t *)x)->raw_lock.lock = 0; } \ +while (0) + +void vmm_spin_lock(spinlock_t *lock); +void vmm_spin_unlock(spinlock_t *lock); +enum { + I_TLB = 1, + D_TLB = 2 +}; + +union kvm_va { + struct { + unsigned long off : 60; /* intra-region offset */ + unsigned long reg : 4; /* region number */ + } f; + unsigned long l; + void *p; +}; + +#define __kvm_pa(x) ({union kvm_va _v; _v.l = (long) (x); \ + _v.f.reg = 0; _v.l; }) +#define __kvm_va(x) ({union kvm_va _v; _v.l = (long) (x); \ + _v.f.reg = -1; _v.p; }) + +#define _REGION_ID(x) ({union ia64_rr _v; _v.val = (long)(x); \ + _v.rid; }) +#define _REGION_PAGE_SIZE(x) ({union ia64_rr _v; _v.val = (long)(x); \ + _v.ps; }) +#define _REGION_HW_WALKER(x) ({union ia64_rr _v; _v.val = (long)(x); \ + _v.ve; }) + +enum vhpt_ref{ DATA_REF, NA_REF, INST_REF, RSE_REF }; +enum tlb_miss_type { INSTRUCTION, DATA, REGISTER }; + +#define VCPU(_v, _x) ((_v)->arch.vpd->_x) +#define VMX(_v, _x) ((_v)->arch._x) + +#define VLSAPIC_INSVC(vcpu, i) ((vcpu)->arch.insvc[i]) +#define VLSAPIC_XTP(_v) VMX(_v, xtp) + +static inline unsigned long itir_ps(unsigned long itir) +{ + return ((itir >> 2) & 0x3f); +} + + +/************************************************************************** + VCPU control register access routines + **************************************************************************/ + +static inline u64 vcpu_get_itir(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, itir)); +} + +static inline void vcpu_set_itir(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, itir) = val; +} + +static inline u64 vcpu_get_ifa(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, ifa)); +} + +static inline void vcpu_set_ifa(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, ifa) = val; +} + +static inline u64 vcpu_get_iva(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, iva)); +} + +static inline u64 vcpu_get_pta(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, pta)); +} + +static inline u64 vcpu_get_lid(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, lid)); +} + +static inline u64 vcpu_get_tpr(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, tpr)); +} + +static inline u64 vcpu_get_eoi(struct kvm_vcpu *vcpu) +{ + return (0UL); /*reads of eoi always return 0 */ +} + +static inline u64 vcpu_get_irr0(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, irr[0])); +} + +static inline u64 vcpu_get_irr1(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, irr[1])); +} + +static inline u64 vcpu_get_irr2(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, irr[2])); +} + +static inline u64 vcpu_get_irr3(struct kvm_vcpu *vcpu) +{ + return ((u64)VCPU(vcpu, irr[3])); +} + +static inline void vcpu_set_dcr(struct kvm_vcpu *vcpu, u64 val) +{ + ia64_setreg(_IA64_REG_CR_DCR, val); +} + +static inline void vcpu_set_isr(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, isr) = val; +} + +static inline void vcpu_set_lid(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, lid) = val; +} + +static inline void vcpu_set_ipsr(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, ipsr) = val; +} + +static inline void vcpu_set_iip(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, iip) = val; +} + +static inline void vcpu_set_ifs(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, ifs) = val; +} + +static inline void vcpu_set_iipa(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, iipa) = val; +} + +static inline void vcpu_set_iha(struct kvm_vcpu *vcpu, u64 val) +{ + VCPU(vcpu, iha) = val; +} + + +static inline u64 vcpu_get_rr(struct kvm_vcpu *vcpu, u64 reg) +{ + return vcpu->arch.vrr[reg>>61]; +} + +/************************************************************************** + VCPU debug breakpoint register access routines + **************************************************************************/ + +static inline void vcpu_set_dbr(struct kvm_vcpu *vcpu, u64 reg, u64 val) +{ + __ia64_set_dbr(reg, val); +} + +static inline void vcpu_set_ibr(struct kvm_vcpu *vcpu, u64 reg, u64 val) +{ + ia64_set_ibr(reg, val); +} + +static inline u64 vcpu_get_dbr(struct kvm_vcpu *vcpu, u64 reg) +{ + return ((u64)__ia64_get_dbr(reg)); +} + +static inline u64 vcpu_get_ibr(struct kvm_vcpu *vcpu, u64 reg) +{ + return ((u64)ia64_get_ibr(reg)); +} + +/************************************************************************** + VCPU performance monitor register access routines + **************************************************************************/ +static inline void vcpu_set_pmc(struct kvm_vcpu *vcpu, u64 reg, u64 val) +{ + /* NOTE: Writes to unimplemented PMC registers are discarded */ + ia64_set_pmc(reg, val); +} + +static inline void vcpu_set_pmd(struct kvm_vcpu *vcpu, u64 reg, u64 val) +{ + /* NOTE: Writes to unimplemented PMD registers are discarded */ + ia64_set_pmd(reg, val); +} + +static inline u64 vcpu_get_pmc(struct kvm_vcpu *vcpu, u64 reg) +{ + /* NOTE: Reads from unimplemented PMC registers return zero */ + return ((u64)ia64_get_pmc(reg)); +} + +static inline u64 vcpu_get_pmd(struct kvm_vcpu *vcpu, u64 reg) +{ + /* NOTE: Reads from unimplemented PMD registers return zero */ + return ((u64)ia64_get_pmd(reg)); +} + +static inline unsigned long vrrtomrr(unsigned long val) +{ + union ia64_rr rr; + rr.val = val; + rr.rid = (rr.rid << 4) | 0xe; + if (rr.ps > PAGE_SHIFT) + rr.ps = PAGE_SHIFT; + rr.ve = 1; + return rr.val; +} + + +static inline int highest_bits(int *dat) +{ + u32 bits, bitnum; + int i; + + /* loop for all 256 bits */ + for (i = 7; i >= 0 ; i--) { + bits = dat[i]; + if (bits) { + bitnum = fls(bits); + return i * 32 + bitnum - 1; + } + } + return NULL_VECTOR; +} + +/* + * The pending irq is higher than the inservice one. + * + */ +static inline int is_higher_irq(int pending, int inservice) +{ + return ((pending > inservice) + || ((pending != NULL_VECTOR) + && (inservice == NULL_VECTOR))); +} + +static inline int is_higher_class(int pending, int mic) +{ + return ((pending >> 4) > mic); +} + +/* + * Return 0-255 for pending irq. + * NULL_VECTOR: when no pending. + */ +static inline int highest_pending_irq(struct kvm_vcpu *vcpu) +{ + if (VCPU(vcpu, irr[0]) & (1UL<<NMI_VECTOR)) + return NMI_VECTOR; + if (VCPU(vcpu, irr[0]) & (1UL<<ExtINT_VECTOR)) + return ExtINT_VECTOR; + + return highest_bits((int *)&VCPU(vcpu, irr[0])); +} + +static inline int highest_inservice_irq(struct kvm_vcpu *vcpu) +{ + if (VMX(vcpu, insvc[0]) & (1UL<<NMI_VECTOR)) + return NMI_VECTOR; + if (VMX(vcpu, insvc[0]) & (1UL<<ExtINT_VECTOR)) + return ExtINT_VECTOR; + + return highest_bits((int *)&(VMX(vcpu, insvc[0]))); +} + +extern void vcpu_get_fpreg(struct kvm_vcpu *vcpu, u64 reg, + struct ia64_fpreg *val); +extern void vcpu_set_fpreg(struct kvm_vcpu *vcpu, u64 reg, + struct ia64_fpreg *val); +extern u64 vcpu_get_gr(struct kvm_vcpu *vcpu, u64 reg); +extern void vcpu_set_gr(struct kvm_vcpu *vcpu, u64 reg, u64 val, int nat); +extern u64 vcpu_get_psr(struct kvm_vcpu *vcpu); +extern void vcpu_set_psr(struct kvm_vcpu *vcpu, u64 val); +extern u64 vcpu_thash(struct kvm_vcpu *vcpu, u64 vadr); +extern void vcpu_bsw0(struct kvm_vcpu *vcpu); +extern void thash_vhpt_insert(struct kvm_vcpu *v, u64 pte, + u64 itir, u64 va, int type); +extern struct thash_data *vhpt_lookup(u64 va); +extern u64 guest_vhpt_lookup(u64 iha, u64 *pte); +extern void thash_purge_entries(struct kvm_vcpu *v, u64 va, u64 ps); +extern void thash_purge_entries_remote(struct kvm_vcpu *v, u64 va, u64 ps); +extern u64 translate_phy_pte(u64 *pte, u64 itir, u64 va); +extern int thash_purge_and_insert(struct kvm_vcpu *v, u64 pte, + u64 itir, u64 ifa, int type); +extern void thash_purge_all(struct kvm_vcpu *v); +extern struct thash_data *vtlb_lookup(struct kvm_vcpu *v, + u64 va, int is_data); +extern int vtr_find_overlap(struct kvm_vcpu *vcpu, u64 va, + u64 ps, int is_data); + +extern void vcpu_increment_iip(struct kvm_vcpu *v); +extern void vcpu_decrement_iip(struct kvm_vcpu *vcpu); +extern void vcpu_pend_interrupt(struct kvm_vcpu *vcpu, u8 vec); +extern void vcpu_unpend_interrupt(struct kvm_vcpu *vcpu, u8 vec); +extern void data_page_not_present(struct kvm_vcpu *vcpu, u64 vadr); +extern void dnat_page_consumption(struct kvm_vcpu *vcpu, u64 vadr); +extern void alt_dtlb(struct kvm_vcpu *vcpu, u64 vadr); +extern void nested_dtlb(struct kvm_vcpu *vcpu); +extern void dvhpt_fault(struct kvm_vcpu *vcpu, u64 vadr); +extern int vhpt_enabled(struct kvm_vcpu *vcpu, u64 vadr, enum vhpt_ref ref); + +extern void update_vhpi(struct kvm_vcpu *vcpu, int vec); +extern int irq_masked(struct kvm_vcpu *vcpu, int h_pending, int h_inservice); + +extern int fetch_code(struct kvm_vcpu *vcpu, u64 gip, IA64_BUNDLE *pbundle); +extern void emulate_io_inst(struct kvm_vcpu *vcpu, u64 padr, u64 ma); +extern void vmm_transition(struct kvm_vcpu *vcpu); +extern void vmm_trampoline(union context *from, union context *to); +extern int vmm_entry(void); +extern u64 vcpu_get_itc(struct kvm_vcpu *vcpu); + +extern void vmm_reset_entry(void); +void kvm_init_vtlb(struct kvm_vcpu *v); +void kvm_init_vhpt(struct kvm_vcpu *v); +void thash_init(struct thash_cb *hcb, u64 sz); + +void panic_vm(struct kvm_vcpu *v); + +extern u64 ia64_call_vsa(u64 proc, u64 arg1, u64 arg2, u64 arg3, + u64 arg4, u64 arg5, u64 arg6, u64 arg7); +#endif +#endif /* __VCPU_H__ */ diff --git a/arch/ia64/kvm/vti.h b/arch/ia64/kvm/vti.h new file mode 100644 index 000000000000..f6c5617e16af --- /dev/null +++ b/arch/ia64/kvm/vti.h @@ -0,0 +1,290 @@ +/* + * vti.h: prototype for generial vt related interface + * Copyright (c) 2004, Intel Corporation. + * + * Xuefei Xu (Anthony Xu) (anthony.xu@intel.com) + * Fred Yang (fred.yang@intel.com) + * Kun Tian (Kevin Tian) (kevin.tian@intel.com) + * + * Copyright (c) 2007, Intel Corporation. + * Zhang xiantao <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. + */ +#ifndef _KVM_VT_I_H +#define _KVM_VT_I_H + +#ifndef __ASSEMBLY__ +#include <asm/page.h> + +#include <linux/kvm_host.h> + +/* define itr.i and itr.d in ia64_itr function */ +#define ITR 0x01 +#define DTR 0x02 +#define IaDTR 0x03 + +#define IA64_TR_VMM 6 /*itr6, dtr6 : maps vmm code, vmbuffer*/ +#define IA64_TR_VM_DATA 7 /*dtr7 : maps current vm data*/ + +#define RR6 (6UL<<61) +#define RR7 (7UL<<61) + + +/* config_options in pal_vp_init_env */ +#define VP_INITIALIZE 1UL +#define VP_FR_PMC 1UL<<1 +#define VP_OPCODE 1UL<<8 +#define VP_CAUSE 1UL<<9 +#define VP_FW_ACC 1UL<<63 + +/* init vp env with initializing vm_buffer */ +#define VP_INIT_ENV_INITALIZE (VP_INITIALIZE | VP_FR_PMC |\ + VP_OPCODE | VP_CAUSE | VP_FW_ACC) +/* init vp env without initializing vm_buffer */ +#define VP_INIT_ENV VP_FR_PMC | VP_OPCODE | VP_CAUSE | VP_FW_ACC + +#define PAL_VP_CREATE 265 +/* Stacked Virt. Initializes a new VPD for the operation of + * a new virtual processor in the virtual environment. + */ +#define PAL_VP_ENV_INFO 266 +/*Stacked Virt. Returns the parameters needed to enter a virtual environment.*/ +#define PAL_VP_EXIT_ENV 267 +/*Stacked Virt. Allows a logical processor to exit a virtual environment.*/ +#define PAL_VP_INIT_ENV 268 +/*Stacked Virt. Allows a logical processor to enter a virtual environment.*/ +#define PAL_VP_REGISTER 269 +/*Stacked Virt. Register a different host IVT for the virtual processor.*/ +#define PAL_VP_RESUME 270 +/* Renamed from PAL_VP_RESUME */ +#define PAL_VP_RESTORE 270 +/*Stacked Virt. Resumes virtual processor operation on the logical processor.*/ +#define PAL_VP_SUSPEND 271 +/* Renamed from PAL_VP_SUSPEND */ +#define PAL_VP_SAVE 271 +/* Stacked Virt. Suspends operation for the specified virtual processor on + * the logical processor. + */ +#define PAL_VP_TERMINATE 272 +/* Stacked Virt. Terminates operation for the specified virtual processor.*/ + +union vac { + unsigned long value; + struct { + int a_int:1; + int a_from_int_cr:1; + int a_to_int_cr:1; + int a_from_psr:1; + int a_from_cpuid:1; + int a_cover:1; + int a_bsw:1; + long reserved:57; + }; +}; + +union vdc { + unsigned long value; + struct { + int d_vmsw:1; + int d_extint:1; + int d_ibr_dbr:1; + int d_pmc:1; + int d_to_pmd:1; + int d_itm:1; + long reserved:58; + }; +}; + +struct vpd { + union vac vac; + union vdc vdc; + unsigned long virt_env_vaddr; + unsigned long reserved1[29]; + unsigned long vhpi; + unsigned long reserved2[95]; + unsigned long vgr[16]; + unsigned long vbgr[16]; + unsigned long vnat; + unsigned long vbnat; + unsigned long vcpuid[5]; + unsigned long reserved3[11]; + unsigned long vpsr; + unsigned long vpr; + unsigned long reserved4[76]; + union { + unsigned long vcr[128]; + struct { + unsigned long dcr; + unsigned long itm; + unsigned long iva; + unsigned long rsv1[5]; + unsigned long pta; + unsigned long rsv2[7]; + unsigned long ipsr; + unsigned long isr; + unsigned long rsv3; + unsigned long iip; + unsigned long ifa; + unsigned long itir; + unsigned long iipa; + unsigned long ifs; + unsigned long iim; + unsigned long iha; + unsigned long rsv4[38]; + unsigned long lid; + unsigned long ivr; + unsigned long tpr; + unsigned long eoi; + unsigned long irr[4]; + unsigned long itv; + unsigned long pmv; + unsigned long cmcv; + unsigned long rsv5[5]; + unsigned long lrr0; + unsigned long lrr1; + unsigned long rsv6[46]; + }; + }; + unsigned long reserved5[128]; + unsigned long reserved6[3456]; + unsigned long vmm_avail[128]; + unsigned long reserved7[4096]; +}; + +#define PAL_PROC_VM_BIT (1UL << 40) +#define PAL_PROC_VMSW_BIT (1UL << 54) + +static inline s64 ia64_pal_vp_env_info(u64 *buffer_size, + u64 *vp_env_info) +{ + struct ia64_pal_retval iprv; + PAL_CALL_STK(iprv, PAL_VP_ENV_INFO, 0, 0, 0); + *buffer_size = iprv.v0; + *vp_env_info = iprv.v1; + return iprv.status; +} + +static inline s64 ia64_pal_vp_exit_env(u64 iva) +{ + struct ia64_pal_retval iprv; + + PAL_CALL_STK(iprv, PAL_VP_EXIT_ENV, (u64)iva, 0, 0); + return iprv.status; +} + +static inline s64 ia64_pal_vp_init_env(u64 config_options, u64 pbase_addr, + u64 vbase_addr, u64 *vsa_base) +{ + struct ia64_pal_retval iprv; + + PAL_CALL_STK(iprv, PAL_VP_INIT_ENV, config_options, pbase_addr, + vbase_addr); + *vsa_base = iprv.v0; + + return iprv.status; +} + +static inline s64 ia64_pal_vp_restore(u64 *vpd, u64 pal_proc_vector) +{ + struct ia64_pal_retval iprv; + + PAL_CALL_STK(iprv, PAL_VP_RESTORE, (u64)vpd, pal_proc_vector, 0); + + return iprv.status; +} + +static inline s64 ia64_pal_vp_save(u64 *vpd, u64 pal_proc_vector) +{ + struct ia64_pal_retval iprv; + + PAL_CALL_STK(iprv, PAL_VP_SAVE, (u64)vpd, pal_proc_vector, 0); + + return iprv.status; +} + +#endif + +/*VPD field offset*/ +#define VPD_VAC_START_OFFSET 0 +#define VPD_VDC_START_OFFSET 8 +#define VPD_VHPI_START_OFFSET 256 +#define VPD_VGR_START_OFFSET 1024 +#define VPD_VBGR_START_OFFSET 1152 +#define VPD_VNAT_START_OFFSET 1280 +#define VPD_VBNAT_START_OFFSET 1288 +#define VPD_VCPUID_START_OFFSET 1296 +#define VPD_VPSR_START_OFFSET 1424 +#define VPD_VPR_START_OFFSET 1432 +#define VPD_VRSE_CFLE_START_OFFSET 1440 +#define VPD_VCR_START_OFFSET 2048 +#define VPD_VTPR_START_OFFSET 2576 +#define VPD_VRR_START_OFFSET 3072 +#define VPD_VMM_VAIL_START_OFFSET 31744 + +/*Virtualization faults*/ + +#define EVENT_MOV_TO_AR 1 +#define EVENT_MOV_TO_AR_IMM 2 +#define EVENT_MOV_FROM_AR 3 +#define EVENT_MOV_TO_CR 4 +#define EVENT_MOV_FROM_CR 5 +#define EVENT_MOV_TO_PSR 6 +#define EVENT_MOV_FROM_PSR 7 +#define EVENT_ITC_D 8 +#define EVENT_ITC_I 9 +#define EVENT_MOV_TO_RR 10 +#define EVENT_MOV_TO_DBR 11 +#define EVENT_MOV_TO_IBR 12 +#define EVENT_MOV_TO_PKR 13 +#define EVENT_MOV_TO_PMC 14 +#define EVENT_MOV_TO_PMD 15 +#define EVENT_ITR_D 16 +#define EVENT_ITR_I 17 +#define EVENT_MOV_FROM_RR 18 +#define EVENT_MOV_FROM_DBR 19 +#define EVENT_MOV_FROM_IBR 20 +#define EVENT_MOV_FROM_PKR 21 +#define EVENT_MOV_FROM_PMC 22 +#define EVENT_MOV_FROM_CPUID 23 +#define EVENT_SSM 24 +#define EVENT_RSM 25 +#define EVENT_PTC_L 26 +#define EVENT_PTC_G 27 +#define EVENT_PTC_GA 28 +#define EVENT_PTR_D 29 +#define EVENT_PTR_I 30 +#define EVENT_THASH 31 +#define EVENT_TTAG 32 +#define EVENT_TPA 33 +#define EVENT_TAK 34 +#define EVENT_PTC_E 35 +#define EVENT_COVER 36 +#define EVENT_RFI 37 +#define EVENT_BSW_0 38 +#define EVENT_BSW_1 39 +#define EVENT_VMSW 40 + +/**PAL virtual services offsets */ +#define PAL_VPS_RESUME_NORMAL 0x0000 +#define PAL_VPS_RESUME_HANDLER 0x0400 +#define PAL_VPS_SYNC_READ 0x0800 +#define PAL_VPS_SYNC_WRITE 0x0c00 +#define PAL_VPS_SET_PENDING_INTERRUPT 0x1000 +#define PAL_VPS_THASH 0x1400 +#define PAL_VPS_TTAG 0x1800 +#define PAL_VPS_RESTORE 0x1c00 +#define PAL_VPS_SAVE 0x2000 + +#endif/* _VT_I_H*/ |