diff options
Diffstat (limited to 'roms/u-boot/include/xen/interface/hvm')
| -rw-r--r-- | roms/u-boot/include/xen/interface/hvm/hvm_op.h | 55 | ||||
| -rw-r--r-- | roms/u-boot/include/xen/interface/hvm/params.h | 116 |
2 files changed, 171 insertions, 0 deletions
diff --git a/roms/u-boot/include/xen/interface/hvm/hvm_op.h b/roms/u-boot/include/xen/interface/hvm/hvm_op.h new file mode 100644 index 000000000..605d943fb --- /dev/null +++ b/roms/u-boot/include/xen/interface/hvm/hvm_op.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: MIT + * + * hvm_op.h + * + * Copyright (c) 2007, Keir Fraser + */ + +#ifndef __XEN_PUBLIC_HVM_HVM_OP_H__ +#define __XEN_PUBLIC_HVM_HVM_OP_H__ + +/* Get/set subcommands: the second argument of the hypercall is a + * pointer to a xen_hvm_param struct. + */ +#define HVMOP_set_param 0 +#define HVMOP_get_param 1 +struct xen_hvm_param { + domid_t domid; /* IN */ + u32 index; /* IN */ + u64 value; /* IN/OUT */ +}; + +DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_param); + +/* Hint from PV drivers for pagetable destruction. */ +#define HVMOP_pagetable_dying 9 +struct xen_hvm_pagetable_dying { + /* Domain with a pagetable about to be destroyed. */ + domid_t domid; + /* guest physical address of the toplevel pagetable dying */ + aligned_u64 gpa; +}; + +DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_pagetable_dying); + +enum hvmmem_type_t { + HVMMEM_ram_rw, /* Normal read/write guest RAM */ + HVMMEM_ram_ro, /* Read-only; writes are discarded */ + HVMMEM_mmio_dm, /* Reads and write go to the device model */ +}; + +#define HVMOP_get_mem_type 15 +/* Return hvmmem_type_t for the specified pfn. */ +struct xen_hvm_get_mem_type { + /* Domain to be queried. */ + domid_t domid; + /* OUT variable. */ + u16 mem_type; + u16 pad[2]; /* align next field on 8-byte boundary */ + /* IN variable. */ + u64 pfn; +}; + +DEFINE_GUEST_HANDLE_STRUCT(xen_hvm_get_mem_type); + +#endif /* __XEN_PUBLIC_HVM_HVM_OP_H__ */ diff --git a/roms/u-boot/include/xen/interface/hvm/params.h b/roms/u-boot/include/xen/interface/hvm/params.h new file mode 100644 index 000000000..a81bb5e7c --- /dev/null +++ b/roms/u-boot/include/xen/interface/hvm/params.h @@ -0,0 +1,116 @@ +/* SPDX-License-Identifier: MIT + * + * params.h + * + * HVM parameters. HVM (Hardware Virtual Machine) is the type of instance + * that mimics bare-metal server setup which provides better hardware + * isolation. + */ + +#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. + */ + +#define HVM_PARAM_CALLBACK_IRQ 0 +/* + * How should CPU0 event-channel notifications be delivered? + * + * If val == 0 then CPU0 event-channel notifications are not delivered. + * If val != 0, val[63:56] encodes the type, as follows: + */ + +#define HVM_PARAM_CALLBACK_TYPE_GSI 0 +/* + * val[55:0] is a delivery GSI. GSI 0 cannot be used, as it aliases val == 0, + * and disables all notifications. + */ + +#define HVM_PARAM_CALLBACK_TYPE_PCI_INTX 1 +/* + * val[55:0] is a delivery PCI INTx line: + * Domain = val[47:32], Bus = val[31:16] DevFn = val[15:8], IntX = val[1:0] + */ + +#if defined(__i386__) || defined(__x86_64__) +#define HVM_PARAM_CALLBACK_TYPE_VECTOR 2 +/* + * val[7:0] is a vector number. Check for XENFEAT_hvm_callback_vector to know + * if this delivery method is available. + */ +#elif defined(__arm__) || defined(__aarch64__) +#define HVM_PARAM_CALLBACK_TYPE_PPI 2 +/* + * val[55:16] needs to be zero. + * val[15:8] is interrupt flag of the PPI used by event-channel: + * bit 8: the PPI is edge(1) or level(0) triggered + * bit 9: the PPI is active low(1) or high(0) + * val[7:0] is a PPI number used by event-channel. + * This is only used by ARM/ARM64 and masking/eoi the interrupt associated to + * the notification is handled by the interrupt controller. + */ +#endif + +#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__ */ |