Edit File: params.h
/* * 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_PARAMS_H__ #define __XEN_PUBLIC_HVM_PARAMS_H__ #include <xen/interface/hvm/hvm_op.h> /* * Parameter space for HVMOP_{set,get}_param. */ /* * How should CPU0 event-channel notifications be delivered? * val[63:56] == 0: val[55:0] is a delivery GSI (Global System Interrupt). * val[63:56] == 1: val[55:0] is a delivery PCI INTx line, as follows: * Domain = val[47:32], Bus = val[31:16], * DevFn = val[15: 8], IntX = val[ 1: 0] * val[63:56] == 2: val[7:0] is a vector number. * If val == 0 then CPU0 event-channel notifications are not delivered. */ #define HVM_PARAM_CALLBACK_IRQ 0 #define HVM_PARAM_STORE_PFN 1 #define HVM_PARAM_STORE_EVTCHN 2 #define HVM_PARAM_PAE_ENABLED 4 #define HVM_PARAM_IOREQ_PFN 5 #define HVM_PARAM_BUFIOREQ_PFN 6 /* * Set mode for virtual timers (currently x86 only): * delay_for_missed_ticks (default): * Do not advance a vcpu's time beyond the correct delivery time for * interrupts that have been missed due to preemption. Deliver missed * interrupts when the vcpu is rescheduled and advance the vcpu's virtual * time stepwise for each one. * no_delay_for_missed_ticks: * As above, missed interrupts are delivered, but guest time always tracks * wallclock (i.e., real) time while doing so. * no_missed_ticks_pending: * No missed interrupts are held pending. Instead, to ensure ticks are * delivered at some non-zero rate, if we detect missed ticks then the * internal tick alarm is not disabled if the VCPU is preempted during the * next tick period. * one_missed_tick_pending: * Missed interrupts are collapsed together and delivered as one 'late tick'. * Guest time always tracks wallclock (i.e., real) time. */ #define HVM_PARAM_TIMER_MODE 10 #define HVMPTM_delay_for_missed_ticks 0 #define HVMPTM_no_delay_for_missed_ticks 1 #define HVMPTM_no_missed_ticks_pending 2 #define HVMPTM_one_missed_tick_pending 3 /* Boolean: Enable virtual HPET (high-precision event timer)? (x86-only) */ #define HVM_PARAM_HPET_ENABLED 11 /* Identity-map page directory used by Intel EPT when CR0.PG=0. */ #define HVM_PARAM_IDENT_PT 12 /* Device Model domain, defaults to 0. */ #define HVM_PARAM_DM_DOMAIN 13 /* ACPI S state: currently support S0 and S3 on x86. */ #define HVM_PARAM_ACPI_S_STATE 14 /* TSS used on Intel when CR0.PE=0. */ #define HVM_PARAM_VM86_TSS 15 /* Boolean: Enable aligning all periodic vpts to reduce interrupts */ #define HVM_PARAM_VPT_ALIGN 16 /* Console debug shared memory ring and event channel */ #define HVM_PARAM_CONSOLE_PFN 17 #define HVM_PARAM_CONSOLE_EVTCHN 18 #define HVM_NR_PARAMS 19 #endif /* __XEN_PUBLIC_HVM_PARAMS_H__ */