diff options
Diffstat (limited to 'sys/xen/interface/arch-x86')
| -rw-r--r-- | sys/xen/interface/arch-x86/cpuid.h | 68 | ||||
| -rw-r--r-- | sys/xen/interface/arch-x86/hvm/save.h | 429 | ||||
| -rw-r--r-- | sys/xen/interface/arch-x86/xen-mca.h | 279 | ||||
| -rw-r--r-- | sys/xen/interface/arch-x86/xen-x86_32.h | 183 | ||||
| -rw-r--r-- | sys/xen/interface/arch-x86/xen-x86_64.h | 212 | ||||
| -rw-r--r-- | sys/xen/interface/arch-x86/xen.h | 198 |
6 files changed, 0 insertions, 1369 deletions
diff --git a/sys/xen/interface/arch-x86/cpuid.h b/sys/xen/interface/arch-x86/cpuid.h deleted file mode 100644 index 34fd72d..0000000 --- a/sys/xen/interface/arch-x86/cpuid.h +++ /dev/null @@ -1,68 +0,0 @@ -/****************************************************************************** - * arch-x86/cpuid.h - * - * CPUID interface to Xen. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Copyright (c) 2007 Citrix Systems, Inc. - * - * Authors: - * Keir Fraser <keir.fraser@citrix.com> - */ - -#ifndef __XEN_PUBLIC_ARCH_X86_CPUID_H__ -#define __XEN_PUBLIC_ARCH_X86_CPUID_H__ - -/* Xen identification leaves start at 0x40000000. */ -#define XEN_CPUID_FIRST_LEAF 0x40000000 -#define XEN_CPUID_LEAF(i) (XEN_CPUID_FIRST_LEAF + (i)) - -/* - * Leaf 1 (0x40000000) - * EAX: Largest Xen-information leaf. All leaves up to an including @EAX - * are supported by the Xen host. - * EBX-EDX: "XenVMMXenVMM" signature, allowing positive identification - * of a Xen host. - */ -#define XEN_CPUID_SIGNATURE_EBX 0x566e6558 /* "XenV" */ -#define XEN_CPUID_SIGNATURE_ECX 0x65584d4d /* "MMXe" */ -#define XEN_CPUID_SIGNATURE_EDX 0x4d4d566e /* "nVMM" */ - -/* - * Leaf 2 (0x40000001) - * EAX[31:16]: Xen major version. - * EAX[15: 0]: Xen minor version. - * EBX-EDX: Reserved (currently all zeroes). - */ - -/* - * Leaf 3 (0x40000002) - * EAX: Number of hypercall transfer pages. This register is always guaranteed - * to specify one hypercall page. - * EBX: Base address of Xen-specific MSRs. - * ECX: Features 1. Unused bits are set to zero. - * EDX: Features 2. Unused bits are set to zero. - */ - -/* Does the host support MMU_PT_UPDATE_PRESERVE_AD for this guest? */ -#define _XEN_CPUID_FEAT1_MMU_PT_UPDATE_PRESERVE_AD 0 -#define XEN_CPUID_FEAT1_MMU_PT_UPDATE_PRESERVE_AD (1u<<0) - -#endif /* __XEN_PUBLIC_ARCH_X86_CPUID_H__ */ diff --git a/sys/xen/interface/arch-x86/hvm/save.h b/sys/xen/interface/arch-x86/hvm/save.h deleted file mode 100644 index 73b3909..0000000 --- a/sys/xen/interface/arch-x86/hvm/save.h +++ /dev/null @@ -1,429 +0,0 @@ -/* - * Structure definitions for HVM state that is held by Xen and must - * be saved along with the domain's memory and device-model state. - * - * Copyright (c) 2007 XenSource Ltd. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - -#ifndef __XEN_PUBLIC_HVM_SAVE_X86_H__ -#define __XEN_PUBLIC_HVM_SAVE_X86_H__ - -/* - * Save/restore header: general info about the save file. - */ - -#define HVM_FILE_MAGIC 0x54381286 -#define HVM_FILE_VERSION 0x00000001 - -struct hvm_save_header { - uint32_t magic; /* Must be HVM_FILE_MAGIC */ - uint32_t version; /* File format version */ - uint64_t changeset; /* Version of Xen that saved this file */ - uint32_t cpuid; /* CPUID[0x01][%eax] on the saving machine */ - uint32_t pad0; -}; - -DECLARE_HVM_SAVE_TYPE(HEADER, 1, struct hvm_save_header); - - -/* - * Processor - */ - -struct hvm_hw_cpu { - uint8_t fpu_regs[512]; - - uint64_t rax; - uint64_t rbx; - uint64_t rcx; - uint64_t rdx; - uint64_t rbp; - uint64_t rsi; - uint64_t rdi; - uint64_t rsp; - uint64_t r8; - uint64_t r9; - uint64_t r10; - uint64_t r11; - uint64_t r12; - uint64_t r13; - uint64_t r14; - uint64_t r15; - - uint64_t rip; - uint64_t rflags; - - uint64_t cr0; - uint64_t cr2; - uint64_t cr3; - uint64_t cr4; - - uint64_t dr0; - uint64_t dr1; - uint64_t dr2; - uint64_t dr3; - uint64_t dr6; - uint64_t dr7; - - uint32_t cs_sel; - uint32_t ds_sel; - uint32_t es_sel; - uint32_t fs_sel; - uint32_t gs_sel; - uint32_t ss_sel; - uint32_t tr_sel; - uint32_t ldtr_sel; - - uint32_t cs_limit; - uint32_t ds_limit; - uint32_t es_limit; - uint32_t fs_limit; - uint32_t gs_limit; - uint32_t ss_limit; - uint32_t tr_limit; - uint32_t ldtr_limit; - uint32_t idtr_limit; - uint32_t gdtr_limit; - - uint64_t cs_base; - uint64_t ds_base; - uint64_t es_base; - uint64_t fs_base; - uint64_t gs_base; - uint64_t ss_base; - uint64_t tr_base; - uint64_t ldtr_base; - uint64_t idtr_base; - uint64_t gdtr_base; - - uint32_t cs_arbytes; - uint32_t ds_arbytes; - uint32_t es_arbytes; - uint32_t fs_arbytes; - uint32_t gs_arbytes; - uint32_t ss_arbytes; - uint32_t tr_arbytes; - uint32_t ldtr_arbytes; - - uint32_t sysenter_cs; - uint32_t padding0; - - uint64_t sysenter_esp; - uint64_t sysenter_eip; - - /* msr for em64t */ - uint64_t shadow_gs; - - /* msr content saved/restored. */ - uint64_t msr_flags; - uint64_t msr_lstar; - uint64_t msr_star; - uint64_t msr_cstar; - uint64_t msr_syscall_mask; - uint64_t msr_efer; - - /* guest's idea of what rdtsc() would return */ - uint64_t tsc; - - /* pending event, if any */ - union { - uint32_t pending_event; - struct { - uint8_t pending_vector:8; - uint8_t pending_type:3; - uint8_t pending_error_valid:1; - uint32_t pending_reserved:19; - uint8_t pending_valid:1; - }; - }; - /* error code for pending event */ - uint32_t error_code; -}; - -DECLARE_HVM_SAVE_TYPE(CPU, 2, struct hvm_hw_cpu); - - -/* - * PIC - */ - -struct hvm_hw_vpic { - /* IR line bitmasks. */ - uint8_t irr; - uint8_t imr; - uint8_t isr; - - /* Line IRx maps to IRQ irq_base+x */ - uint8_t irq_base; - - /* - * Where are we in ICW2-4 initialisation (0 means no init in progress)? - * Bits 0-1 (=x): Next write at A=1 sets ICW(x+1). - * Bit 2: ICW1.IC4 (1 == ICW4 included in init sequence) - * Bit 3: ICW1.SNGL (0 == ICW3 included in init sequence) - */ - uint8_t init_state:4; - - /* IR line with highest priority. */ - uint8_t priority_add:4; - - /* Reads from A=0 obtain ISR or IRR? */ - uint8_t readsel_isr:1; - - /* Reads perform a polling read? */ - uint8_t poll:1; - - /* Automatically clear IRQs from the ISR during INTA? */ - uint8_t auto_eoi:1; - - /* Automatically rotate IRQ priorities during AEOI? */ - uint8_t rotate_on_auto_eoi:1; - - /* Exclude slave inputs when considering in-service IRQs? */ - uint8_t special_fully_nested_mode:1; - - /* Special mask mode excludes masked IRs from AEOI and priority checks. */ - uint8_t special_mask_mode:1; - - /* Is this a master PIC or slave PIC? (NB. This is not programmable.) */ - uint8_t is_master:1; - - /* Edge/trigger selection. */ - uint8_t elcr; - - /* Virtual INT output. */ - uint8_t int_output; -}; - -DECLARE_HVM_SAVE_TYPE(PIC, 3, struct hvm_hw_vpic); - - -/* - * IO-APIC - */ - -#ifdef __ia64__ -#define VIOAPIC_IS_IOSAPIC 1 -#define VIOAPIC_NUM_PINS 24 -#else -#define VIOAPIC_NUM_PINS 48 /* 16 ISA IRQs, 32 non-legacy PCI IRQS. */ -#endif - -struct hvm_hw_vioapic { - uint64_t base_address; - uint32_t ioregsel; - uint32_t id; - union vioapic_redir_entry - { - uint64_t bits; - struct { - uint8_t vector; - uint8_t delivery_mode:3; - uint8_t dest_mode:1; - uint8_t delivery_status:1; - uint8_t polarity:1; - uint8_t remote_irr:1; - uint8_t trig_mode:1; - uint8_t mask:1; - uint8_t reserve:7; -#if !VIOAPIC_IS_IOSAPIC - uint8_t reserved[4]; - uint8_t dest_id; -#else - uint8_t reserved[3]; - uint16_t dest_id; -#endif - } fields; - } redirtbl[VIOAPIC_NUM_PINS]; -}; - -DECLARE_HVM_SAVE_TYPE(IOAPIC, 4, struct hvm_hw_vioapic); - - -/* - * LAPIC - */ - -struct hvm_hw_lapic { - uint64_t apic_base_msr; - uint32_t disabled; /* VLAPIC_xx_DISABLED */ - uint32_t timer_divisor; -}; - -DECLARE_HVM_SAVE_TYPE(LAPIC, 5, struct hvm_hw_lapic); - -struct hvm_hw_lapic_regs { - uint8_t data[1024]; -}; - -DECLARE_HVM_SAVE_TYPE(LAPIC_REGS, 6, struct hvm_hw_lapic_regs); - - -/* - * IRQs - */ - -struct hvm_hw_pci_irqs { - /* - * Virtual interrupt wires for a single PCI bus. - * Indexed by: device*4 + INTx#. - */ - union { - DECLARE_BITMAP(i, 32*4); - uint64_t pad[2]; - }; -}; - -DECLARE_HVM_SAVE_TYPE(PCI_IRQ, 7, struct hvm_hw_pci_irqs); - -struct hvm_hw_isa_irqs { - /* - * Virtual interrupt wires for ISA devices. - * Indexed by ISA IRQ (assumes no ISA-device IRQ sharing). - */ - union { - DECLARE_BITMAP(i, 16); - uint64_t pad[1]; - }; -}; - -DECLARE_HVM_SAVE_TYPE(ISA_IRQ, 8, struct hvm_hw_isa_irqs); - -struct hvm_hw_pci_link { - /* - * PCI-ISA interrupt router. - * Each PCI <device:INTx#> is 'wire-ORed' into one of four links using - * the traditional 'barber's pole' mapping ((device + INTx#) & 3). - * The router provides a programmable mapping from each link to a GSI. - */ - uint8_t route[4]; - uint8_t pad0[4]; -}; - -DECLARE_HVM_SAVE_TYPE(PCI_LINK, 9, struct hvm_hw_pci_link); - -/* - * PIT - */ - -struct hvm_hw_pit { - struct hvm_hw_pit_channel { - uint32_t count; /* can be 65536 */ - uint16_t latched_count; - uint8_t count_latched; - uint8_t status_latched; - uint8_t status; - uint8_t read_state; - uint8_t write_state; - uint8_t write_latch; - uint8_t rw_mode; - uint8_t mode; - uint8_t bcd; /* not supported */ - uint8_t gate; /* timer start */ - } channels[3]; /* 3 x 16 bytes */ - uint32_t speaker_data_on; - uint32_t pad0; -}; - -DECLARE_HVM_SAVE_TYPE(PIT, 10, struct hvm_hw_pit); - - -/* - * RTC - */ - -#define RTC_CMOS_SIZE 14 -struct hvm_hw_rtc { - /* CMOS bytes */ - uint8_t cmos_data[RTC_CMOS_SIZE]; - /* Index register for 2-part operations */ - uint8_t cmos_index; - uint8_t pad0; -}; - -DECLARE_HVM_SAVE_TYPE(RTC, 11, struct hvm_hw_rtc); - - -/* - * HPET - */ - -#define HPET_TIMER_NUM 3 /* 3 timers supported now */ -struct hvm_hw_hpet { - /* Memory-mapped, software visible registers */ - uint64_t capability; /* capabilities */ - uint64_t res0; /* reserved */ - uint64_t config; /* configuration */ - uint64_t res1; /* reserved */ - uint64_t isr; /* interrupt status reg */ - uint64_t res2[25]; /* reserved */ - uint64_t mc64; /* main counter */ - uint64_t res3; /* reserved */ - struct { /* timers */ - uint64_t config; /* configuration/cap */ - uint64_t cmp; /* comparator */ - uint64_t fsb; /* FSB route, not supported now */ - uint64_t res4; /* reserved */ - } timers[HPET_TIMER_NUM]; - uint64_t res5[4*(24-HPET_TIMER_NUM)]; /* reserved, up to 0x3ff */ - - /* Hidden register state */ - uint64_t period[HPET_TIMER_NUM]; /* Last value written to comparator */ -}; - -DECLARE_HVM_SAVE_TYPE(HPET, 12, struct hvm_hw_hpet); - - -/* - * PM timer - */ - -struct hvm_hw_pmtimer { - uint32_t tmr_val; /* PM_TMR_BLK.TMR_VAL: 32bit free-running counter */ - uint16_t pm1a_sts; /* PM1a_EVT_BLK.PM1a_STS: status register */ - uint16_t pm1a_en; /* PM1a_EVT_BLK.PM1a_EN: enable register */ -}; - -DECLARE_HVM_SAVE_TYPE(PMTIMER, 13, struct hvm_hw_pmtimer); - -/* - * MTRR MSRs - */ - -struct hvm_hw_mtrr { -#define MTRR_VCNT 8 -#define NUM_FIXED_MSR 11 - uint64_t msr_pat_cr; - /* mtrr physbase & physmask msr pair*/ - uint64_t msr_mtrr_var[MTRR_VCNT*2]; - uint64_t msr_mtrr_fixed[NUM_FIXED_MSR]; - uint64_t msr_mtrr_cap; - uint64_t msr_mtrr_def_type; -}; - -DECLARE_HVM_SAVE_TYPE(MTRR, 14, struct hvm_hw_mtrr); - -/* - * Largest type-code in use - */ -#define HVM_SAVE_CODE_MAX 14 - -#endif /* __XEN_PUBLIC_HVM_SAVE_X86_H__ */ diff --git a/sys/xen/interface/arch-x86/xen-mca.h b/sys/xen/interface/arch-x86/xen-mca.h deleted file mode 100644 index 103d41f..0000000 --- a/sys/xen/interface/arch-x86/xen-mca.h +++ /dev/null @@ -1,279 +0,0 @@ -/****************************************************************************** - * arch-x86/mca.h - * - * Contributed by Advanced Micro Devices, Inc. - * Author: Christoph Egger <Christoph.Egger@amd.com> - * - * Guest OS machine check interface to x86 Xen. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - -/* Full MCA functionality has the following Usecases from the guest side: - * - * Must have's: - * 1. Dom0 and DomU register machine check trap callback handlers - * (already done via "set_trap_table" hypercall) - * 2. Dom0 registers machine check event callback handler - * (doable via EVTCHNOP_bind_virq) - * 3. Dom0 and DomU fetches machine check data - * 4. Dom0 wants Xen to notify a DomU - * 5. Dom0 gets DomU ID from physical address - * 6. Dom0 wants Xen to kill DomU (already done for "xm destroy") - * - * Nice to have's: - * 7. Dom0 wants Xen to deactivate a physical CPU - * This is better done as separate task, physical CPU hotplugging, - * and hypercall(s) should be sysctl's - * 8. Page migration proposed from Xen NUMA work, where Dom0 can tell Xen to - * move a DomU (or Dom0 itself) away from a malicious page - * producing correctable errors. - * 9. offlining physical page: - * Xen free's and never re-uses a certain physical page. - * 10. Testfacility: Allow Dom0 to write values into machine check MSR's - * and tell Xen to trigger a machine check - */ - -#ifndef __XEN_PUBLIC_ARCH_X86_MCA_H__ -#define __XEN_PUBLIC_ARCH_X86_MCA_H__ - -/* Hypercall */ -#define __HYPERVISOR_mca __HYPERVISOR_arch_0 - -#define XEN_MCA_INTERFACE_VERSION 0x03000001 - -/* IN: Dom0 calls hypercall from MC event handler. */ -#define XEN_MC_CORRECTABLE 0x0 -/* IN: Dom0/DomU calls hypercall from MC trap handler. */ -#define XEN_MC_TRAP 0x1 -/* XEN_MC_CORRECTABLE and XEN_MC_TRAP are mutually exclusive. */ - -/* OUT: All is ok */ -#define XEN_MC_OK 0x0 -/* OUT: Domain could not fetch data. */ -#define XEN_MC_FETCHFAILED 0x1 -/* OUT: There was no machine check data to fetch. */ -#define XEN_MC_NODATA 0x2 -/* OUT: Between notification time and this hypercall an other - * (most likely) correctable error happened. The fetched data, - * does not match the original machine check data. */ -#define XEN_MC_NOMATCH 0x4 - -/* OUT: DomU did not register MC NMI handler. Try something else. */ -#define XEN_MC_CANNOTHANDLE 0x8 -/* OUT: Notifying DomU failed. Retry later or try something else. */ -#define XEN_MC_NOTDELIVERED 0x10 -/* Note, XEN_MC_CANNOTHANDLE and XEN_MC_NOTDELIVERED are mutually exclusive. */ - - -#ifndef __ASSEMBLY__ - -#define VIRQ_MCA VIRQ_ARCH_0 /* G. (DOM0) Machine Check Architecture */ - -/* - * Machine Check Architecure: - * structs are read-only and used to report all kinds of - * correctable and uncorrectable errors detected by the HW. - * Dom0 and DomU: register a handler to get notified. - * Dom0 only: Correctable errors are reported via VIRQ_MCA - * Dom0 and DomU: Uncorrectable errors are reported via nmi handlers - */ -#define MC_TYPE_GLOBAL 0 -#define MC_TYPE_BANK 1 -#define MC_TYPE_EXTENDED 2 - -struct mcinfo_common { - uint16_t type; /* structure type */ - uint16_t size; /* size of this struct in bytes */ -}; - - -#define MC_FLAG_CORRECTABLE (1 << 0) -#define MC_FLAG_UNCORRECTABLE (1 << 1) - -/* contains global x86 mc information */ -struct mcinfo_global { - struct mcinfo_common common; - - /* running domain at the time in error (most likely the impacted one) */ - uint16_t mc_domid; - uint32_t mc_socketid; /* physical socket of the physical core */ - uint16_t mc_coreid; /* physical impacted core */ - uint16_t mc_core_threadid; /* core thread of physical core */ - uint16_t mc_vcpuid; /* virtual cpu scheduled for mc_domid */ - uint64_t mc_gstatus; /* global status */ - uint32_t mc_flags; -}; - -/* contains bank local x86 mc information */ -struct mcinfo_bank { - struct mcinfo_common common; - - uint16_t mc_bank; /* bank nr */ - uint16_t mc_domid; /* Usecase 5: domain referenced by mc_addr on dom0 - * and if mc_addr is valid. Never valid on DomU. */ - uint64_t mc_status; /* bank status */ - uint64_t mc_addr; /* bank address, only valid - * if addr bit is set in mc_status */ - uint64_t mc_misc; -}; - - -struct mcinfo_msr { - uint64_t reg; /* MSR */ - uint64_t value; /* MSR value */ -}; - -/* contains mc information from other - * or additional mc MSRs */ -struct mcinfo_extended { - struct mcinfo_common common; - - /* You can fill up to five registers. - * If you need more, then use this structure - * multiple times. */ - - uint32_t mc_msrs; /* Number of msr with valid values. */ - struct mcinfo_msr mc_msr[5]; -}; - -#define MCINFO_HYPERCALLSIZE 1024 -#define MCINFO_MAXSIZE 768 - -struct mc_info { - /* Number of mcinfo_* entries in mi_data */ - uint32_t mi_nentries; - - uint8_t mi_data[MCINFO_MAXSIZE - sizeof(uint32_t)]; -}; -typedef struct mc_info mc_info_t; - - - -/* - * OS's should use these instead of writing their own lookup function - * each with its own bugs and drawbacks. - * We use macros instead of static inline functions to allow guests - * to include this header in assembly files (*.S). - */ -/* Prototype: - * uint32_t x86_mcinfo_nentries(struct mc_info *mi); - */ -#define x86_mcinfo_nentries(_mi) \ - (_mi)->mi_nentries -/* Prototype: - * struct mcinfo_common *x86_mcinfo_first(struct mc_info *mi); - */ -#define x86_mcinfo_first(_mi) \ - (struct mcinfo_common *)((_mi)->mi_data) -/* Prototype: - * struct mcinfo_common *x86_mcinfo_next(struct mcinfo_common *mic); - */ -#define x86_mcinfo_next(_mic) \ - (struct mcinfo_common *)((uint8_t *)(_mic) + (_mic)->size) - -/* Prototype: - * void x86_mcinfo_lookup(void *ret, struct mc_info *mi, uint16_t type); - */ -#define x86_mcinfo_lookup(_ret, _mi, _type) \ - do { \ - uint32_t found, i; \ - struct mcinfo_common *_mic; \ - \ - found = 0; \ - (_ret) = NULL; \ - if (_mi == NULL) break; \ - _mic = x86_mcinfo_first(_mi); \ - for (i = 0; i < x86_mcinfo_nentries(_mi); i++) { \ - if (_mic->type == (_type)) { \ - found = 1; \ - break; \ - } \ - _mic = x86_mcinfo_next(_mic); \ - } \ - (_ret) = found ? _mic : NULL; \ - } while (0) - - -/* Usecase 1 - * Register machine check trap callback handler - * (already done via "set_trap_table" hypercall) - */ - -/* Usecase 2 - * Dom0 registers machine check event callback handler - * done by EVTCHNOP_bind_virq - */ - -/* Usecase 3 - * Fetch machine check data from hypervisor. - * Note, this hypercall is special, because both Dom0 and DomU must use this. - */ -#define XEN_MC_fetch 1 -struct xen_mc_fetch { - /* IN/OUT variables. */ - uint32_t flags; - -/* IN: XEN_MC_CORRECTABLE, XEN_MC_TRAP */ -/* OUT: XEN_MC_OK, XEN_MC_FETCHFAILED, XEN_MC_NODATA, XEN_MC_NOMATCH */ - - /* OUT variables. */ - uint32_t fetch_idx; /* only useful for Dom0 for the notify hypercall */ - struct mc_info mc_info; -}; -typedef struct xen_mc_fetch xen_mc_fetch_t; -DEFINE_XEN_GUEST_HANDLE(xen_mc_fetch_t); - - -/* Usecase 4 - * This tells the hypervisor to notify a DomU about the machine check error - */ -#define XEN_MC_notifydomain 2 -struct xen_mc_notifydomain { - /* IN variables. */ - uint16_t mc_domid; /* The unprivileged domain to notify. */ - uint16_t mc_vcpuid; /* The vcpu in mc_domid to notify. - * Usually echo'd value from the fetch hypercall. */ - uint32_t fetch_idx; /* echo'd value from the fetch hypercall. */ - - /* IN/OUT variables. */ - uint32_t flags; - -/* IN: XEN_MC_CORRECTABLE, XEN_MC_TRAP */ -/* OUT: XEN_MC_OK, XEN_MC_CANNOTHANDLE, XEN_MC_NOTDELIVERED, XEN_MC_NOMATCH */ -}; -typedef struct xen_mc_notifydomain xen_mc_notifydomain_t; -DEFINE_XEN_GUEST_HANDLE(xen_mc_notifydomain_t); - - -struct xen_mc { - uint32_t cmd; - uint32_t interface_version; /* XEN_MCA_INTERFACE_VERSION */ - union { - struct xen_mc_fetch mc_fetch; - struct xen_mc_notifydomain mc_notifydomain; - uint8_t pad[MCINFO_HYPERCALLSIZE]; - } u; -}; -typedef struct xen_mc xen_mc_t; -DEFINE_XEN_GUEST_HANDLE(xen_mc_t); - -#endif /* __ASSEMBLY__ */ - -#endif /* __XEN_PUBLIC_ARCH_X86_MCA_H__ */ diff --git a/sys/xen/interface/arch-x86/xen-x86_32.h b/sys/xen/interface/arch-x86/xen-x86_32.h deleted file mode 100644 index 7a1db42..0000000 --- a/sys/xen/interface/arch-x86/xen-x86_32.h +++ /dev/null @@ -1,183 +0,0 @@ -/****************************************************************************** - * xen-x86_32.h - * - * Guest OS interface to x86 32-bit Xen. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Copyright (c) 2004-2007, K A Fraser - */ - -#include <sys/param.h> -#include <sys/types.h> - -#ifndef __XEN_PUBLIC_ARCH_X86_XEN_X86_32_H__ -#define __XEN_PUBLIC_ARCH_X86_XEN_X86_32_H__ - -/* - * Hypercall interface: - * Input: %ebx, %ecx, %edx, %esi, %edi (arguments 1-5) - * Output: %eax - * Access is via hypercall page (set up by guest loader or via a Xen MSR): - * call hypercall_page + hypercall-number * 32 - * Clobbered: Argument registers (e.g., 2-arg hypercall clobbers %ebx,%ecx) - */ - -#if __XEN_INTERFACE_VERSION__ < 0x00030203 -/* - * Legacy hypercall interface: - * As above, except the entry sequence to the hypervisor is: - * mov $hypercall-number*32,%eax ; int $0x82 - */ -#define TRAP_INSTR "int $0x82" -#endif - -/* - * These flat segments are in the Xen-private section of every GDT. Since these - * are also present in the initial GDT, many OSes will be able to avoid - * installing their own GDT. - */ -#define FLAT_RING1_CS 0xe019 /* GDT index 259 */ -#define FLAT_RING1_DS 0xe021 /* GDT index 260 */ -#define FLAT_RING1_SS 0xe021 /* GDT index 260 */ -#define FLAT_RING3_CS 0xe02b /* GDT index 261 */ -#define FLAT_RING3_DS 0xe033 /* GDT index 262 */ -#define FLAT_RING3_SS 0xe033 /* GDT index 262 */ - -#define FLAT_KERNEL_CS FLAT_RING1_CS -#define FLAT_KERNEL_DS FLAT_RING1_DS -#define FLAT_KERNEL_SS FLAT_RING1_SS -#define FLAT_USER_CS FLAT_RING3_CS -#define FLAT_USER_DS FLAT_RING3_DS -#define FLAT_USER_SS FLAT_RING3_SS - -#define __HYPERVISOR_VIRT_START_PAE 0xF5800000 -#define __MACH2PHYS_VIRT_START_PAE 0xF5800000 -#define __MACH2PHYS_VIRT_END_PAE 0xF6800000 -#define HYPERVISOR_VIRT_START_PAE \ - mk_unsigned_long(__HYPERVISOR_VIRT_START_PAE) -#define MACH2PHYS_VIRT_START_PAE \ - mk_unsigned_long(__MACH2PHYS_VIRT_START_PAE) -#define MACH2PHYS_VIRT_END_PAE \ - mk_unsigned_long(__MACH2PHYS_VIRT_END_PAE) - -/* Non-PAE bounds are obsolete. */ -#define __HYPERVISOR_VIRT_START_NONPAE 0xFC000000 -#define __MACH2PHYS_VIRT_START_NONPAE 0xFC000000 -#define __MACH2PHYS_VIRT_END_NONPAE 0xFC400000 -#define HYPERVISOR_VIRT_START_NONPAE \ - mk_unsigned_long(__HYPERVISOR_VIRT_START_NONPAE) -#define MACH2PHYS_VIRT_START_NONPAE \ - mk_unsigned_long(__MACH2PHYS_VIRT_START_NONPAE) -#define MACH2PHYS_VIRT_END_NONPAE \ - mk_unsigned_long(__MACH2PHYS_VIRT_END_NONPAE) - -#define __HYPERVISOR_VIRT_START __HYPERVISOR_VIRT_START_PAE -#define __MACH2PHYS_VIRT_START __MACH2PHYS_VIRT_START_PAE -#define __MACH2PHYS_VIRT_END __MACH2PHYS_VIRT_END_PAE - -#ifndef HYPERVISOR_VIRT_START -#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START) -#endif - -#define MACH2PHYS_VIRT_START mk_unsigned_long(__MACH2PHYS_VIRT_START) -#define MACH2PHYS_VIRT_END mk_unsigned_long(__MACH2PHYS_VIRT_END) -#define MACH2PHYS_NR_ENTRIES ((MACH2PHYS_VIRT_END-MACH2PHYS_VIRT_START)>>2) -#ifndef machine_to_phys_mapping -#define machine_to_phys_mapping ((unsigned long *)MACH2PHYS_VIRT_START) -#endif - -/* 32-/64-bit invariability for control interfaces (domctl/sysctl). */ -#if defined(__XEN__) || defined(__XEN_TOOLS__) -#undef ___DEFINE_XEN_GUEST_HANDLE -#define ___DEFINE_XEN_GUEST_HANDLE(name, type) \ - typedef struct { type *p; } \ - __guest_handle_ ## name; \ - typedef struct { union { type *p; uint64_aligned_t q; }; } \ - __guest_handle_64_ ## name -#undef set_xen_guest_handle -#define set_xen_guest_handle(hnd, val) \ - do { if ( sizeof(hnd) == 8 ) *(uint64_t *)&(hnd) = 0; \ - (hnd).p = val; \ - } while ( 0 ) -#define uint64_aligned_t uint64_t __attribute__((aligned(8))) -#define __XEN_GUEST_HANDLE_64(name) __guest_handle_64_ ## name -#define XEN_GUEST_HANDLE_64(name) __XEN_GUEST_HANDLE_64(name) -#endif - -#ifndef __ASSEMBLY__ - -struct cpu_user_regs { - uint32_t ebx; - uint32_t ecx; - uint32_t edx; - uint32_t esi; - uint32_t edi; - uint32_t ebp; - uint32_t eax; - uint16_t error_code; /* private */ - uint16_t entry_vector; /* private */ - uint32_t eip; - uint16_t cs; - uint8_t saved_upcall_mask; - uint8_t _pad0; - uint32_t eflags; /* eflags.IF == !saved_upcall_mask */ - uint32_t esp; - uint16_t ss, _pad1; - uint16_t es, _pad2; - uint16_t ds, _pad3; - uint16_t fs, _pad4; - uint16_t gs, _pad5; -}; -typedef struct cpu_user_regs cpu_user_regs_t; -DEFINE_XEN_GUEST_HANDLE(cpu_user_regs_t); - -/* - * Page-directory addresses above 4GB do not fit into architectural %cr3. - * When accessing %cr3, or equivalent field in vcpu_guest_context, guests - * must use the following accessor macros to pack/unpack valid MFNs. - */ -#define xen_pfn_to_cr3(pfn) (((unsigned)(pfn) << 12) | ((unsigned)(pfn) >> 20)) -#define xen_cr3_to_pfn(cr3) (((unsigned)(cr3) >> 12) | ((unsigned)(cr3) << 20)) - -struct arch_vcpu_info { - unsigned long cr2; - unsigned long pad[5]; /* sizeof(vcpu_info_t) == 64 */ -}; -typedef struct arch_vcpu_info arch_vcpu_info_t; - -struct xen_callback { - unsigned long cs; - unsigned long eip; -}; -typedef struct xen_callback xen_callback_t; - -#endif /* !__ASSEMBLY__ */ - -#endif /* __XEN_PUBLIC_ARCH_X86_XEN_X86_32_H__ */ - -/* - * Local variables: - * mode: C - * c-set-style: "BSD" - * c-basic-offset: 4 - * tab-width: 4 - * indent-tabs-mode: nil - * End: - */ diff --git a/sys/xen/interface/arch-x86/xen-x86_64.h b/sys/xen/interface/arch-x86/xen-x86_64.h deleted file mode 100644 index 1e54cf9..0000000 --- a/sys/xen/interface/arch-x86/xen-x86_64.h +++ /dev/null @@ -1,212 +0,0 @@ -/****************************************************************************** - * xen-x86_64.h - * - * Guest OS interface to x86 64-bit Xen. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Copyright (c) 2004-2006, K A Fraser - */ - -#ifndef __XEN_PUBLIC_ARCH_X86_XEN_X86_64_H__ -#define __XEN_PUBLIC_ARCH_X86_XEN_X86_64_H__ - -/* - * Hypercall interface: - * Input: %rdi, %rsi, %rdx, %r10, %r8 (arguments 1-5) - * Output: %rax - * Access is via hypercall page (set up by guest loader or via a Xen MSR): - * call hypercall_page + hypercall-number * 32 - * Clobbered: argument registers (e.g., 2-arg hypercall clobbers %rdi,%rsi) - */ - -#if __XEN_INTERFACE_VERSION__ < 0x00030203 -/* - * Legacy hypercall interface: - * As above, except the entry sequence to the hypervisor is: - * mov $hypercall-number*32,%eax ; syscall - * Clobbered: %rcx, %r11, argument registers (as above) - */ -#define TRAP_INSTR "syscall" -#endif - -/* - * 64-bit segment selectors - * These flat segments are in the Xen-private section of every GDT. Since these - * are also present in the initial GDT, many OSes will be able to avoid - * installing their own GDT. - */ - -#define FLAT_RING3_CS32 0xe023 /* GDT index 260 */ -#define FLAT_RING3_CS64 0xe033 /* GDT index 261 */ -#define FLAT_RING3_DS32 0xe02b /* GDT index 262 */ -#define FLAT_RING3_DS64 0x0000 /* NULL selector */ -#define FLAT_RING3_SS32 0xe02b /* GDT index 262 */ -#define FLAT_RING3_SS64 0xe02b /* GDT index 262 */ - -#define FLAT_KERNEL_DS64 FLAT_RING3_DS64 -#define FLAT_KERNEL_DS32 FLAT_RING3_DS32 -#define FLAT_KERNEL_DS FLAT_KERNEL_DS64 -#define FLAT_KERNEL_CS64 FLAT_RING3_CS64 -#define FLAT_KERNEL_CS32 FLAT_RING3_CS32 -#define FLAT_KERNEL_CS FLAT_KERNEL_CS64 -#define FLAT_KERNEL_SS64 FLAT_RING3_SS64 -#define FLAT_KERNEL_SS32 FLAT_RING3_SS32 -#define FLAT_KERNEL_SS FLAT_KERNEL_SS64 - -#define FLAT_USER_DS64 FLAT_RING3_DS64 -#define FLAT_USER_DS32 FLAT_RING3_DS32 -#define FLAT_USER_DS FLAT_USER_DS64 -#define FLAT_USER_CS64 FLAT_RING3_CS64 -#define FLAT_USER_CS32 FLAT_RING3_CS32 -#define FLAT_USER_CS FLAT_USER_CS64 -#define FLAT_USER_SS64 FLAT_RING3_SS64 -#define FLAT_USER_SS32 FLAT_RING3_SS32 -#define FLAT_USER_SS FLAT_USER_SS64 - -#define __HYPERVISOR_VIRT_START 0xFFFF800000000000 -#define __HYPERVISOR_VIRT_END 0xFFFF880000000000 -#define __MACH2PHYS_VIRT_START 0xFFFF800000000000 -#define __MACH2PHYS_VIRT_END 0xFFFF804000000000 - -#ifndef HYPERVISOR_VIRT_START -#define HYPERVISOR_VIRT_START mk_unsigned_long(__HYPERVISOR_VIRT_START) -#define HYPERVISOR_VIRT_END mk_unsigned_long(__HYPERVISOR_VIRT_END) -#endif - -#define MACH2PHYS_VIRT_START mk_unsigned_long(__MACH2PHYS_VIRT_START) -#define MACH2PHYS_VIRT_END mk_unsigned_long(__MACH2PHYS_VIRT_END) -#define MACH2PHYS_NR_ENTRIES ((MACH2PHYS_VIRT_END-MACH2PHYS_VIRT_START)>>3) -#ifndef machine_to_phys_mapping -#define machine_to_phys_mapping ((unsigned long *)HYPERVISOR_VIRT_START) -#endif - -/* - * int HYPERVISOR_set_segment_base(unsigned int which, unsigned long base) - * @which == SEGBASE_* ; @base == 64-bit base address - * Returns 0 on success. - */ -#define SEGBASE_FS 0 -#define SEGBASE_GS_USER 1 -#define SEGBASE_GS_KERNEL 2 -#define SEGBASE_GS_USER_SEL 3 /* Set user %gs specified in base[15:0] */ - -/* - * int HYPERVISOR_iret(void) - * All arguments are on the kernel stack, in the following format. - * Never returns if successful. Current kernel context is lost. - * The saved CS is mapped as follows: - * RING0 -> RING3 kernel mode. - * RING1 -> RING3 kernel mode. - * RING2 -> RING3 kernel mode. - * RING3 -> RING3 user mode. - * However RING0 indicates that the guest kernel should return to iteself - * directly with - * orb $3,1*8(%rsp) - * iretq - * If flags contains VGCF_in_syscall: - * Restore RAX, RIP, RFLAGS, RSP. - * Discard R11, RCX, CS, SS. - * Otherwise: - * Restore RAX, R11, RCX, CS:RIP, RFLAGS, SS:RSP. - * All other registers are saved on hypercall entry and restored to user. - */ -/* Guest exited in SYSCALL context? Return to guest with SYSRET? */ -#define _VGCF_in_syscall 8 -#define VGCF_in_syscall (1<<_VGCF_in_syscall) -#define VGCF_IN_SYSCALL VGCF_in_syscall - -#ifndef __ASSEMBLY__ - -struct iret_context { - /* Top of stack (%rsp at point of hypercall). */ - uint64_t rax, r11, rcx, flags, rip, cs, rflags, rsp, ss; - /* Bottom of iret stack frame. */ -}; - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) -/* Anonymous union includes both 32- and 64-bit names (e.g., eax/rax). */ -#define __DECL_REG(name) union { \ - uint64_t r ## name, e ## name; \ - uint32_t _e ## name; \ -} -#else -/* Non-gcc sources must always use the proper 64-bit name (e.g., rax). */ -#define __DECL_REG(name) uint64_t r ## name -#endif - -struct cpu_user_regs { - uint64_t r15; - uint64_t r14; - uint64_t r13; - uint64_t r12; - __DECL_REG(bp); - __DECL_REG(bx); - uint64_t r11; - uint64_t r10; - uint64_t r9; - uint64_t r8; - __DECL_REG(ax); - __DECL_REG(cx); - __DECL_REG(dx); - __DECL_REG(si); - __DECL_REG(di); - uint32_t error_code; /* private */ - uint32_t entry_vector; /* private */ - __DECL_REG(ip); - uint16_t cs, _pad0[1]; - uint8_t saved_upcall_mask; - uint8_t _pad1[3]; - __DECL_REG(flags); /* rflags.IF == !saved_upcall_mask */ - __DECL_REG(sp); - uint16_t ss, _pad2[3]; - uint16_t es, _pad3[3]; - uint16_t ds, _pad4[3]; - uint16_t fs, _pad5[3]; /* Non-zero => takes precedence over fs_base. */ - uint16_t gs, _pad6[3]; /* Non-zero => takes precedence over gs_base_usr. */ -}; -typedef struct cpu_user_regs cpu_user_regs_t; -DEFINE_XEN_GUEST_HANDLE(cpu_user_regs_t); - -#undef __DECL_REG - -#define xen_pfn_to_cr3(pfn) ((unsigned long)(pfn) << 12) -#define xen_cr3_to_pfn(cr3) ((unsigned long)(cr3) >> 12) - -struct arch_vcpu_info { - unsigned long cr2; - unsigned long pad; /* sizeof(vcpu_info_t) == 64 */ -}; -typedef struct arch_vcpu_info arch_vcpu_info_t; - -typedef unsigned long xen_callback_t; - -#endif /* !__ASSEMBLY__ */ - -#endif /* __XEN_PUBLIC_ARCH_X86_XEN_X86_64_H__ */ - -/* - * Local variables: - * mode: C - * c-set-style: "BSD" - * c-basic-offset: 4 - * tab-width: 4 - * indent-tabs-mode: nil - * End: - */ diff --git a/sys/xen/interface/arch-x86/xen.h b/sys/xen/interface/arch-x86/xen.h deleted file mode 100644 index 038048e..0000000 --- a/sys/xen/interface/arch-x86/xen.h +++ /dev/null @@ -1,198 +0,0 @@ -/****************************************************************************** - * arch-x86/xen.h - * - * Guest OS interface to x86 Xen. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to - * deal in the Software without restriction, including without limitation the - * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or - * sell copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Copyright (c) 2004-2006, K A Fraser - */ - -#ifndef __XEN_PUBLIC_ARCH_X86_XEN_H__ -#define __XEN_PUBLIC_ARCH_X86_XEN_H__ - -/* Structural guest handles introduced in 0x00030201. */ -#if __XEN_INTERFACE_VERSION__ >= 0x00030201 -#define ___DEFINE_XEN_GUEST_HANDLE(name, type) \ - typedef struct { type *p; } __guest_handle_ ## name -#else -#define ___DEFINE_XEN_GUEST_HANDLE(name, type) \ - typedef type * __guest_handle_ ## name -#endif - -#define __DEFINE_XEN_GUEST_HANDLE(name, type) \ - ___DEFINE_XEN_GUEST_HANDLE(name, type); \ - ___DEFINE_XEN_GUEST_HANDLE(const_##name, const type) -#define DEFINE_XEN_GUEST_HANDLE(name) __DEFINE_XEN_GUEST_HANDLE(name, name) -#define __XEN_GUEST_HANDLE(name) __guest_handle_ ## name -#define XEN_GUEST_HANDLE(name) __XEN_GUEST_HANDLE(name) -#define set_xen_guest_handle(hnd, val) do { (hnd).p = val; } while (0) -#ifdef __XEN_TOOLS__ -#define get_xen_guest_handle(val, hnd) do { val = (hnd).p; } while (0) -#endif - -#if defined(__i386__) -#include <xen/interface/arch-x86/xen-x86_32.h> -#elif defined(__x86_64__) -#include "xen-x86_64.h" -#endif - -#ifndef __ASSEMBLY__ -typedef unsigned long xen_pfn_t; -#define PRI_xen_pfn "lx" -#endif - -/* - * SEGMENT DESCRIPTOR TABLES - */ -/* - * A number of GDT entries are reserved by Xen. These are not situated at the - * start of the GDT because some stupid OSes export hard-coded selector values - * in their ABI. These hard-coded values are always near the start of the GDT, - * so Xen places itself out of the way, at the far end of the GDT. - */ -#define FIRST_RESERVED_GDT_PAGE 14 -#define FIRST_RESERVED_GDT_BYTE (FIRST_RESERVED_GDT_PAGE * 4096) -#define FIRST_RESERVED_GDT_ENTRY (FIRST_RESERVED_GDT_BYTE / 8) - -/* Maximum number of virtual CPUs in multi-processor guests. */ -#define MAX_VIRT_CPUS 32 - -#ifndef __ASSEMBLY__ - -typedef unsigned long xen_ulong_t; - -/* - * Send an array of these to HYPERVISOR_set_trap_table(). - * The privilege level specifies which modes may enter a trap via a software - * interrupt. On x86/64, since rings 1 and 2 are unavailable, we allocate - * privilege levels as follows: - * Level == 0: Noone may enter - * Level == 1: Kernel may enter - * Level == 2: Kernel may enter - * Level == 3: Everyone may enter - */ -#define TI_GET_DPL(_ti) ((_ti)->flags & 3) -#define TI_GET_IF(_ti) ((_ti)->flags & 4) -#define TI_SET_DPL(_ti,_dpl) ((_ti)->flags |= (_dpl)) -#define TI_SET_IF(_ti,_if) ((_ti)->flags |= ((!!(_if))<<2)) -struct trap_info { - uint8_t vector; /* exception vector */ - uint8_t flags; /* 0-3: privilege level; 4: clear event enable? */ - uint16_t cs; /* code selector */ - unsigned long address; /* code offset */ -}; -typedef struct trap_info trap_info_t; -DEFINE_XEN_GUEST_HANDLE(trap_info_t); - -typedef uint64_t tsc_timestamp_t; /* RDTSC timestamp */ - -/* - * The following is all CPU context. Note that the fpu_ctxt block is filled - * in by FXSAVE if the CPU has feature FXSR; otherwise FSAVE is used. - */ -struct vcpu_guest_context { - /* FPU registers come first so they can be aligned for FXSAVE/FXRSTOR. */ - struct { char x[512]; } fpu_ctxt; /* User-level FPU registers */ -#define VGCF_I387_VALID (1<<0) -#define VGCF_IN_KERNEL (1<<2) -#define _VGCF_i387_valid 0 -#define VGCF_i387_valid (1<<_VGCF_i387_valid) -#define _VGCF_in_kernel 2 -#define VGCF_in_kernel (1<<_VGCF_in_kernel) -#define _VGCF_failsafe_disables_events 3 -#define VGCF_failsafe_disables_events (1<<_VGCF_failsafe_disables_events) -#define _VGCF_syscall_disables_events 4 -#define VGCF_syscall_disables_events (1<<_VGCF_syscall_disables_events) -#define _VGCF_online 5 -#define VGCF_online (1<<_VGCF_online) - unsigned long flags; /* VGCF_* flags */ - struct cpu_user_regs user_regs; /* User-level CPU registers */ - struct trap_info trap_ctxt[256]; /* Virtual IDT */ - unsigned long ldt_base, ldt_ents; /* LDT (linear address, # ents) */ - unsigned long gdt_frames[16], gdt_ents; /* GDT (machine frames, # ents) */ - unsigned long kernel_ss, kernel_sp; /* Virtual TSS (only SS1/SP1) */ - /* NB. User pagetable on x86/64 is placed in ctrlreg[1]. */ - unsigned long ctrlreg[8]; /* CR0-CR7 (control registers) */ - unsigned long debugreg[8]; /* DB0-DB7 (debug registers) */ -#ifdef __i386__ - unsigned long event_callback_cs; /* CS:EIP of event callback */ - unsigned long event_callback_eip; - unsigned long failsafe_callback_cs; /* CS:EIP of failsafe callback */ - unsigned long failsafe_callback_eip; -#else - unsigned long event_callback_eip; - unsigned long failsafe_callback_eip; -#ifdef __XEN__ - union { - unsigned long syscall_callback_eip; - struct { - unsigned int event_callback_cs; /* compat CS of event cb */ - unsigned int failsafe_callback_cs; /* compat CS of failsafe cb */ - }; - } u; -#else - unsigned long syscall_callback_eip; -#endif -#endif - unsigned long vm_assist; /* VMASST_TYPE_* bitmap */ -#ifdef __x86_64__ - /* Segment base addresses. */ - uint64_t fs_base; - uint64_t gs_base_kernel; - uint64_t gs_base_user; -#endif -}; -typedef struct vcpu_guest_context vcpu_guest_context_t; -DEFINE_XEN_GUEST_HANDLE(vcpu_guest_context_t); - -struct arch_shared_info { - unsigned long max_pfn; /* max pfn that appears in table */ - /* Frame containing list of mfns containing list of mfns containing p2m. */ - xen_pfn_t pfn_to_mfn_frame_list_list; - unsigned long nmi_reason; - uint64_t pad[32]; -}; -typedef struct arch_shared_info arch_shared_info_t; - -#endif /* !__ASSEMBLY__ */ - -/* - * Prefix forces emulation of some non-trapping instructions. - * Currently only CPUID. - */ -#ifdef __ASSEMBLY__ -#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ; -#define XEN_CPUID XEN_EMULATE_PREFIX cpuid -#else -#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; " -#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid" -#endif - -#endif /* __XEN_PUBLIC_ARCH_X86_XEN_H__ */ - -/* - * Local variables: - * mode: C - * c-set-style: "BSD" - * c-basic-offset: 4 - * tab-width: 4 - * indent-tabs-mode: nil - * End: - */ |
