1/* 2 * vti.h: prototype for generial vt related interface 3 * Copyright (c) 2004, Intel Corporation. 4 * 5 * Xuefei Xu (Anthony Xu) (anthony.xu@intel.com) 6 * Fred Yang (fred.yang@intel.com) 7 * Kun Tian (Kevin Tian) (kevin.tian@intel.com) 8 * 9 * Copyright (c) 2007, Intel Corporation. 10 * Zhang xiantao <xiantao.zhang@intel.com> 11 * 12 * This program is free software; you can redistribute it and/or modify it 13 * under the terms and conditions of the GNU General Public License, 14 * version 2, as published by the Free Software Foundation. 15 * 16 * This program is distributed in the hope it will be useful, but WITHOUT 17 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 18 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 19 * more details. 20 * 21 * You should have received a copy of the GNU General Public License along with 22 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple 23 * Place - Suite 330, Boston, MA 02111-1307 USA. 24 */ 25#ifndef _KVM_VT_I_H 26#define _KVM_VT_I_H 27 28#ifndef __ASSEMBLY__ 29#include <asm/page.h> 30 31#include <linux/kvm_host.h> 32 33/* define itr.i and itr.d in ia64_itr function */ 34#define ITR 0x01 35#define DTR 0x02 36#define IaDTR 0x03 37 38#define IA64_TR_VMM 6 /*itr6, dtr6 : maps vmm code, vmbuffer*/ 39#define IA64_TR_VM_DATA 7 /*dtr7 : maps current vm data*/ 40 41#define RR6 (6UL<<61) 42#define RR7 (7UL<<61) 43 44 45/* config_options in pal_vp_init_env */ 46#define VP_INITIALIZE 1UL 47#define VP_FR_PMC 1UL<<1 48#define VP_OPCODE 1UL<<8 49#define VP_CAUSE 1UL<<9 50#define VP_FW_ACC 1UL<<63 51 52/* init vp env with initializing vm_buffer */ 53#define VP_INIT_ENV_INITALIZE (VP_INITIALIZE | VP_FR_PMC |\ 54 VP_OPCODE | VP_CAUSE | VP_FW_ACC) 55/* init vp env without initializing vm_buffer */ 56#define VP_INIT_ENV VP_FR_PMC | VP_OPCODE | VP_CAUSE | VP_FW_ACC 57 58#define PAL_VP_CREATE 265 59/* Stacked Virt. Initializes a new VPD for the operation of 60 * a new virtual processor in the virtual environment. 61 */ 62#define PAL_VP_ENV_INFO 266 63/*Stacked Virt. Returns the parameters needed to enter a virtual environment.*/ 64#define PAL_VP_EXIT_ENV 267 65/*Stacked Virt. Allows a logical processor to exit a virtual environment.*/ 66#define PAL_VP_INIT_ENV 268 67/*Stacked Virt. Allows a logical processor to enter a virtual environment.*/ 68#define PAL_VP_REGISTER 269 69/*Stacked Virt. Register a different host IVT for the virtual processor.*/ 70#define PAL_VP_RESUME 270 71/* Renamed from PAL_VP_RESUME */ 72#define PAL_VP_RESTORE 270 73/*Stacked Virt. Resumes virtual processor operation on the logical processor.*/ 74#define PAL_VP_SUSPEND 271 75/* Renamed from PAL_VP_SUSPEND */ 76#define PAL_VP_SAVE 271 77/* Stacked Virt. Suspends operation for the specified virtual processor on 78 * the logical processor. 79 */ 80#define PAL_VP_TERMINATE 272 81/* Stacked Virt. Terminates operation for the specified virtual processor.*/ 82 83union vac { 84 unsigned long value; 85 struct { 86 int a_int:1; 87 int a_from_int_cr:1; 88 int a_to_int_cr:1; 89 int a_from_psr:1; 90 int a_from_cpuid:1; 91 int a_cover:1; 92 int a_bsw:1; 93 long reserved:57; 94 }; 95}; 96 97union vdc { 98 unsigned long value; 99 struct { 100 int d_vmsw:1; 101 int d_extint:1; 102 int d_ibr_dbr:1; 103 int d_pmc:1; 104 int d_to_pmd:1; 105 int d_itm:1; 106 long reserved:58; 107 }; 108}; 109 110struct vpd { 111 union vac vac; 112 union vdc vdc; 113 unsigned long virt_env_vaddr; 114 unsigned long reserved1[29]; 115 unsigned long vhpi; 116 unsigned long reserved2[95]; 117 unsigned long vgr[16]; 118 unsigned long vbgr[16]; 119 unsigned long vnat; 120 unsigned long vbnat; 121 unsigned long vcpuid[5]; 122 unsigned long reserved3[11]; 123 unsigned long vpsr; 124 unsigned long vpr; 125 unsigned long reserved4[76]; 126 union { 127 unsigned long vcr[128]; 128 struct { 129 unsigned long dcr; 130 unsigned long itm; 131 unsigned long iva; 132 unsigned long rsv1[5]; 133 unsigned long pta; 134 unsigned long rsv2[7]; 135 unsigned long ipsr; 136 unsigned long isr; 137 unsigned long rsv3; 138 unsigned long iip; 139 unsigned long ifa; 140 unsigned long itir; 141 unsigned long iipa; 142 unsigned long ifs; 143 unsigned long iim; 144 unsigned long iha; 145 unsigned long rsv4[38]; 146 unsigned long lid; 147 unsigned long ivr; 148 unsigned long tpr; 149 unsigned long eoi; 150 unsigned long irr[4]; 151 unsigned long itv; 152 unsigned long pmv; 153 unsigned long cmcv; 154 unsigned long rsv5[5]; 155 unsigned long lrr0; 156 unsigned long lrr1; 157 unsigned long rsv6[46]; 158 }; 159 }; 160 unsigned long reserved5[128]; 161 unsigned long reserved6[3456]; 162 unsigned long vmm_avail[128]; 163 unsigned long reserved7[4096]; 164}; 165 166#define PAL_PROC_VM_BIT (1UL << 40) 167#define PAL_PROC_VMSW_BIT (1UL << 54) 168 169static inline s64 ia64_pal_vp_env_info(u64 *buffer_size, 170 u64 *vp_env_info) 171{ 172 struct ia64_pal_retval iprv; 173 PAL_CALL_STK(iprv, PAL_VP_ENV_INFO, 0, 0, 0); 174 *buffer_size = iprv.v0; 175 *vp_env_info = iprv.v1; 176 return iprv.status; 177} 178 179static inline s64 ia64_pal_vp_exit_env(u64 iva) 180{ 181 struct ia64_pal_retval iprv; 182 183 PAL_CALL_STK(iprv, PAL_VP_EXIT_ENV, (u64)iva, 0, 0); 184 return iprv.status; 185} 186 187static inline s64 ia64_pal_vp_init_env(u64 config_options, u64 pbase_addr, 188 u64 vbase_addr, u64 *vsa_base) 189{ 190 struct ia64_pal_retval iprv; 191 192 PAL_CALL_STK(iprv, PAL_VP_INIT_ENV, config_options, pbase_addr, 193 vbase_addr); 194 *vsa_base = iprv.v0; 195 196 return iprv.status; 197} 198 199static inline s64 ia64_pal_vp_restore(u64 *vpd, u64 pal_proc_vector) 200{ 201 struct ia64_pal_retval iprv; 202 203 PAL_CALL_STK(iprv, PAL_VP_RESTORE, (u64)vpd, pal_proc_vector, 0); 204 205 return iprv.status; 206} 207 208static inline s64 ia64_pal_vp_save(u64 *vpd, u64 pal_proc_vector) 209{ 210 struct ia64_pal_retval iprv; 211 212 PAL_CALL_STK(iprv, PAL_VP_SAVE, (u64)vpd, pal_proc_vector, 0); 213 214 return iprv.status; 215} 216 217#endif 218 219/*VPD field offset*/ 220#define VPD_VAC_START_OFFSET 0 221#define VPD_VDC_START_OFFSET 8 222#define VPD_VHPI_START_OFFSET 256 223#define VPD_VGR_START_OFFSET 1024 224#define VPD_VBGR_START_OFFSET 1152 225#define VPD_VNAT_START_OFFSET 1280 226#define VPD_VBNAT_START_OFFSET 1288 227#define VPD_VCPUID_START_OFFSET 1296 228#define VPD_VPSR_START_OFFSET 1424 229#define VPD_VPR_START_OFFSET 1432 230#define VPD_VRSE_CFLE_START_OFFSET 1440 231#define VPD_VCR_START_OFFSET 2048 232#define VPD_VTPR_START_OFFSET 2576 233#define VPD_VRR_START_OFFSET 3072 234#define VPD_VMM_VAIL_START_OFFSET 31744 235 236/*Virtualization faults*/ 237 238#define EVENT_MOV_TO_AR 1 239#define EVENT_MOV_TO_AR_IMM 2 240#define EVENT_MOV_FROM_AR 3 241#define EVENT_MOV_TO_CR 4 242#define EVENT_MOV_FROM_CR 5 243#define EVENT_MOV_TO_PSR 6 244#define EVENT_MOV_FROM_PSR 7 245#define EVENT_ITC_D 8 246#define EVENT_ITC_I 9 247#define EVENT_MOV_TO_RR 10 248#define EVENT_MOV_TO_DBR 11 249#define EVENT_MOV_TO_IBR 12 250#define EVENT_MOV_TO_PKR 13 251#define EVENT_MOV_TO_PMC 14 252#define EVENT_MOV_TO_PMD 15 253#define EVENT_ITR_D 16 254#define EVENT_ITR_I 17 255#define EVENT_MOV_FROM_RR 18 256#define EVENT_MOV_FROM_DBR 19 257#define EVENT_MOV_FROM_IBR 20 258#define EVENT_MOV_FROM_PKR 21 259#define EVENT_MOV_FROM_PMC 22 260#define EVENT_MOV_FROM_CPUID 23 261#define EVENT_SSM 24 262#define EVENT_RSM 25 263#define EVENT_PTC_L 26 264#define EVENT_PTC_G 27 265#define EVENT_PTC_GA 28 266#define EVENT_PTR_D 29 267#define EVENT_PTR_I 30 268#define EVENT_THASH 31 269#define EVENT_TTAG 32 270#define EVENT_TPA 33 271#define EVENT_TAK 34 272#define EVENT_PTC_E 35 273#define EVENT_COVER 36 274#define EVENT_RFI 37 275#define EVENT_BSW_0 38 276#define EVENT_BSW_1 39 277#define EVENT_VMSW 40 278 279/**PAL virtual services offsets */ 280#define PAL_VPS_RESUME_NORMAL 0x0000 281#define PAL_VPS_RESUME_HANDLER 0x0400 282#define PAL_VPS_SYNC_READ 0x0800 283#define PAL_VPS_SYNC_WRITE 0x0c00 284#define PAL_VPS_SET_PENDING_INTERRUPT 0x1000 285#define PAL_VPS_THASH 0x1400 286#define PAL_VPS_TTAG 0x1800 287#define PAL_VPS_RESTORE 0x1c00 288#define PAL_VPS_SAVE 0x2000 289 290#endif/* _VT_I_H*/ 291