/* * 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_PHYSDEV_H__#define __XEN_PUBLIC_PHYSDEV_H__/* * Prototype for this hypercall is: * int physdev_op(int cmd, void *args) * @cmd == PHYSDEVOP_??? (physdev operation). * @args == Operation-specific extra arguments (NULL if none). *//* * Notify end-of-interrupt (EOI) for the specified IRQ. * @arg == pointer to physdev_eoi structure. */#define PHYSDEVOP_eoi 12struct physdev_eoi { /* IN */ uint32_t irq;};/* * Register a shared page for the hypervisor to indicate whether the guest * must issue PHYSDEVOP_eoi. The semantics of PHYSDEVOP_eoi change slightly * once the guest used this function in that the associated event channel * will automatically get unmasked. The page registered is used as a bit * array indexed by Xen's PIRQ value. */#define PHYSDEVOP_pirq_eoi_gmfn_v1 17/* * Register a shared page for the hypervisor to indicate whether the * guest must issue PHYSDEVOP_eoi. This hypercall is very similar to * PHYSDEVOP_pirq_eoi_gmfn_v1 but it doesn't change the semantics of * PHYSDEVOP_eoi. The page registered is used as a bit array indexed by * Xen's PIRQ value. */#define PHYSDEVOP_pirq_eoi_gmfn_v2 28struct physdev_pirq_eoi_gmfn { /* IN */ xen_ulong_t gmfn;};/* * Query the status of an IRQ line. * @arg == pointer to physdev_irq_status_query structure. */#define PHYSDEVOP_irq_status_query 5struct physdev_irq_status_query { /* IN */ uint32_t irq; /* OUT */ uint32_t flags; /* XENIRQSTAT_* */};/* Need to call PHYSDEVOP_eoi when the IRQ has been serviced? */#define _XENIRQSTAT_needs_eoi (0)#define XENIRQSTAT_needs_eoi (1U<<_XENIRQSTAT_needs_eoi)/* IRQ shared by multiple guests? */#define _XENIRQSTAT_shared (1)#define XENIRQSTAT_shared (1U<<_XENIRQSTAT_shared)/* * Set the current VCPU's I/O privilege level. * @arg == pointer to physdev_set_iopl structure. */#define PHYSDEVOP_set_iopl 6struct physdev_set_iopl { /* IN */ uint32_t iopl;};/* * Set the current VCPU's I/O-port permissions bitmap. * @arg == pointer to physdev_set_iobitmap structure. */#define PHYSDEVOP_set_iobitmap 7struct physdev_set_iobitmap { /* IN */ uint8_t * bitmap; uint32_t nr_ports;};/* * Read or write an IO-APIC register. * @arg == pointer to physdev_apic structure. */#define PHYSDEVOP_apic_read 8#define PHYSDEVOP_apic_write 9struct physdev_apic { /* IN */ unsigned long apic_physbase; uint32_t reg; /* IN or OUT */ uint32_t value;};/* * Allocate or free a physical upcall vector for the specified IRQ line. * @arg == pointer to physdev_irq structure. */#define PHYSDEVOP_alloc_irq_vector 10#define PHYSDEVOP_free_irq_vector 11struct physdev_irq { /* IN */ uint32_t irq; /* IN or OUT */ uint32_t vector;};#define MAP_PIRQ_TYPE_MSI 0x0#define MAP_PIRQ_TYPE_GSI 0x1#define MAP_PIRQ_TYPE_UNKNOWN 0x2#define MAP_PIRQ_TYPE_MSI_SEG 0x3#define PHYSDEVOP_map_pirq 13struct physdev_map_pirq { domid_t domid; /* IN */ int type; /* IN */ int index; /* IN or OUT */ int pirq; /* IN - high 16 bits hold segment for MAP_PIRQ_TYPE_MSI_SEG */ int bus; /* IN */ int devfn; /* IN */ int entry_nr; /* IN */ uint64_t table_base;};#define PHYSDEVOP_unmap_pirq 14struct physdev_unmap_pirq { domid_t domid; /* IN */ int pirq;};#define PHYSDEVOP_manage_pci_add 15#define PHYSDEVOP_manage_pci_remove 16struct physdev_manage_pci { /* IN */ uint8_t bus; uint8_t devfn;};#define PHYSDEVOP_restore_msi 19struct physdev_restore_msi { /* IN */ uint8_t bus; uint8_t devfn;};#define PHYSDEVOP_manage_pci_add_ext 20struct physdev_manage_pci_ext { /* IN */ uint8_t bus; uint8_t devfn; unsigned is_extfn; unsigned is_virtfn; struct { uint8_t bus; uint8_t devfn; } physfn;};/* * Argument to physdev_op_compat() hypercall. Superceded by new physdev_op() * hypercall since 0x00030202. */struct physdev_op { uint32_t cmd; union { struct physdev_irq_status_query irq_status_query; struct physdev_set_iopl set_iopl; struct physdev_set_iobitmap set_iobitmap; struct physdev_apic apic_op; struct physdev_irq irq_op; } u;};#define PHYSDEVOP_setup_gsi 21struct physdev_setup_gsi { int gsi; /* IN */ uint8_t triggering; /* IN */ uint8_t polarity; /* IN */};#define PHYSDEVOP_get_nr_pirqs 22struct physdev_nr_pirqs { /* OUT */ uint32_t nr_pirqs;};/* type is MAP_PIRQ_TYPE_GSI or MAP_PIRQ_TYPE_MSI * the hypercall returns a free pirq */#define PHYSDEVOP_get_free_pirq 23struct physdev_get_free_pirq { /* IN */ int type; /* OUT */ uint32_t pirq;};#define XEN_PCI_DEV_EXTFN 0x1#define XEN_PCI_DEV_VIRTFN 0x2#define XEN_PCI_DEV_PXM 0x4#define XEN_PCI_MMCFG_RESERVED 0x1#define PHYSDEVOP_pci_mmcfg_reserved 24struct physdev_pci_mmcfg_reserved { uint64_t address; uint16_t segment; uint8_t start_bus; uint8_t end_bus; uint32_t flags;};#define PHYSDEVOP_pci_device_add 25struct physdev_pci_device_add { /* IN */ uint16_t seg; uint8_t bus; uint8_t devfn; uint32_t flags; struct { uint8_t bus; uint8_t devfn; } physfn;#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L uint32_t optarr[];#elif defined(__GNUC__) uint32_t optarr[0];#endif};#define PHYSDEVOP_pci_device_remove 26#define PHYSDEVOP_restore_msi_ext 27/* * Dom0 should use these two to announce MMIO resources assigned to * MSI-X capable devices won't (prepare) or may (release) change. */#define PHYSDEVOP_prepare_msix 30#define PHYSDEVOP_release_msix 31struct physdev_pci_device { /* IN */ uint16_t seg; uint8_t bus; uint8_t devfn;};#define PHYSDEVOP_DBGP_RESET_PREPARE 1#define PHYSDEVOP_DBGP_RESET_DONE 2#define PHYSDEVOP_DBGP_BUS_UNKNOWN 0#define PHYSDEVOP_DBGP_BUS_PCI 1#define PHYSDEVOP_dbgp_op 29struct physdev_dbgp_op { /* IN */ uint8_t op; uint8_t bus; union { struct physdev_pci_device pci; } u;};/* * Notify that some PIRQ-bound event channels have been unmasked. * ** This command is obsolete since interface version 0x00030202 and is ** * ** unsupported by newer versions of Xen. ** */#define PHYSDEVOP_IRQ_UNMASK_NOTIFY 4/* * These all-capitals physdev operation names are superceded by the new names * (defined above) since interface version 0x00030202. */#define PHYSDEVOP_IRQ_STATUS_QUERY PHYSDEVOP_irq_status_query#define PHYSDEVOP_SET_IOPL PHYSDEVOP_set_iopl#define PHYSDEVOP_SET_IOBITMAP PHYSDEVOP_set_iobitmap#define PHYSDEVOP_APIC_READ PHYSDEVOP_apic_read#define PHYSDEVOP_APIC_WRITE PHYSDEVOP_apic_write#define PHYSDEVOP_ASSIGN_VECTOR PHYSDEVOP_alloc_irq_vector#define PHYSDEVOP_FREE_VECTOR PHYSDEVOP_free_irq_vector#define PHYSDEVOP_IRQ_NEEDS_UNMASK_NOTIFY XENIRQSTAT_needs_eoi#define PHYSDEVOP_IRQ_SHARED XENIRQSTAT_shared#endif /* __XEN_PUBLIC_PHYSDEV_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_PHYSDEV_H__
#define __XEN_PUBLIC_PHYSDEV_H__
/*
* Prototype for this hypercall is:
* int physdev_op(int cmd, void *args)
* @cmd == PHYSDEVOP_??? (physdev operation).
* @args == Operation-specific extra arguments (NULL if none).
*/
/*
* Notify end-of-interrupt (EOI) for the specified IRQ.
* @arg == pointer to physdev_eoi structure.
*/
#define PHYSDEVOP_eoi 12
struct physdev_eoi {
/* IN */
uint32_t irq;
};
/*
* Register a shared page for the hypervisor to indicate whether the guest
* must issue PHYSDEVOP_eoi. The semantics of PHYSDEVOP_eoi change slightly
* once the guest used this function in that the associated event channel
* will automatically get unmasked. The page registered is used as a bit
* array indexed by Xen's PIRQ value.
*/
#define PHYSDEVOP_pirq_eoi_gmfn_v1 17
/*
* Register a shared page for the hypervisor to indicate whether the
* guest must issue PHYSDEVOP_eoi. This hypercall is very similar to
* PHYSDEVOP_pirq_eoi_gmfn_v1 but it doesn't change the semantics of
* PHYSDEVOP_eoi. The page registered is used as a bit array indexed by
* Xen's PIRQ value.
*/
#define PHYSDEVOP_pirq_eoi_gmfn_v2 28
struct physdev_pirq_eoi_gmfn {
/* IN */
xen_ulong_t gmfn;
};
/*
* Query the status of an IRQ line.
* @arg == pointer to physdev_irq_status_query structure.
*/
#define PHYSDEVOP_irq_status_query 5
struct physdev_irq_status_query {
/* IN */
uint32_t irq;
/* OUT */
uint32_t flags; /* XENIRQSTAT_* */
};
/* Need to call PHYSDEVOP_eoi when the IRQ has been serviced? */
#define _XENIRQSTAT_needs_eoi (0)
#define XENIRQSTAT_needs_eoi (1U<<_XENIRQSTAT_needs_eoi)
/* IRQ shared by multiple guests? */
#define _XENIRQSTAT_shared (1)
#define XENIRQSTAT_shared (1U<<_XENIRQSTAT_shared)
/*
* Set the current VCPU's I/O privilege level.
* @arg == pointer to physdev_set_iopl structure.
*/
#define PHYSDEVOP_set_iopl 6
struct physdev_set_iopl {
/* IN */
uint32_t iopl;
};
/*
* Set the current VCPU's I/O-port permissions bitmap.
* @arg == pointer to physdev_set_iobitmap structure.
*/
#define PHYSDEVOP_set_iobitmap 7
struct physdev_set_iobitmap {
/* IN */
uint8_t * bitmap;
uint32_t nr_ports;
};
/*
* Read or write an IO-APIC register.
* @arg == pointer to physdev_apic structure.
*/
#define PHYSDEVOP_apic_read 8
#define PHYSDEVOP_apic_write 9
struct physdev_apic {
/* IN */
unsigned long apic_physbase;
uint32_t reg;
/* IN or OUT */
uint32_t value;
};
/*
* Allocate or free a physical upcall vector for the specified IRQ line.
* @arg == pointer to physdev_irq structure.
*/
#define PHYSDEVOP_alloc_irq_vector 10
#define PHYSDEVOP_free_irq_vector 11
struct physdev_irq {
/* IN */
uint32_t irq;
/* IN or OUT */
uint32_t vector;
};
#define MAP_PIRQ_TYPE_MSI 0x0
#define MAP_PIRQ_TYPE_GSI 0x1
#define MAP_PIRQ_TYPE_UNKNOWN 0x2
#define MAP_PIRQ_TYPE_MSI_SEG 0x3
#define PHYSDEVOP_map_pirq 13
struct physdev_map_pirq {
domid_t domid;
/* IN */
int type;
/* IN */
int index;
/* IN or OUT */
int pirq;
/* IN - high 16 bits hold segment for MAP_PIRQ_TYPE_MSI_SEG */
int bus;
/* IN */
int devfn;
/* IN */
int entry_nr;
/* IN */
uint64_t table_base;
};
#define PHYSDEVOP_unmap_pirq 14
struct physdev_unmap_pirq {
domid_t domid;
/* IN */
int pirq;
};
#define PHYSDEVOP_manage_pci_add 15
#define PHYSDEVOP_manage_pci_remove 16
struct physdev_manage_pci {
/* IN */
uint8_t bus;
uint8_t devfn;
};
#define PHYSDEVOP_restore_msi 19
struct physdev_restore_msi {
/* IN */
uint8_t bus;
uint8_t devfn;
};
#define PHYSDEVOP_manage_pci_add_ext 20
struct physdev_manage_pci_ext {
/* IN */
uint8_t bus;
uint8_t devfn;
unsigned is_extfn;
unsigned is_virtfn;
struct {
uint8_t bus;
uint8_t devfn;
} physfn;
};
/*
* Argument to physdev_op_compat() hypercall. Superceded by new physdev_op()
* hypercall since 0x00030202.
*/
struct physdev_op {
uint32_t cmd;
union {
struct physdev_irq_status_query irq_status_query;
struct physdev_set_iopl set_iopl;
struct physdev_set_iobitmap set_iobitmap;
struct physdev_apic apic_op;
struct physdev_irq irq_op;
} u;
};
#define PHYSDEVOP_setup_gsi 21
struct physdev_setup_gsi {
int gsi;
/* IN */
uint8_t triggering;
/* IN */
uint8_t polarity;
/* IN */
};
#define PHYSDEVOP_get_nr_pirqs 22
struct physdev_nr_pirqs {
/* OUT */
uint32_t nr_pirqs;
};
/* type is MAP_PIRQ_TYPE_GSI or MAP_PIRQ_TYPE_MSI
* the hypercall returns a free pirq */
#define PHYSDEVOP_get_free_pirq 23
struct physdev_get_free_pirq {
/* IN */
int type;
/* OUT */
uint32_t pirq;
};
#define XEN_PCI_DEV_EXTFN 0x1
#define XEN_PCI_DEV_VIRTFN 0x2
#define XEN_PCI_DEV_PXM 0x4
#define XEN_PCI_MMCFG_RESERVED 0x1
#define PHYSDEVOP_pci_mmcfg_reserved 24
struct physdev_pci_mmcfg_reserved {
uint64_t address;
uint16_t segment;
uint8_t start_bus;
uint8_t end_bus;
uint32_t flags;
};
#define PHYSDEVOP_pci_device_add 25
struct physdev_pci_device_add {
/* IN */
uint16_t seg;
uint8_t bus;
uint8_t devfn;
uint32_t flags;
struct {
uint8_t bus;
uint8_t devfn;
} physfn;
#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
uint32_t optarr[];
#elif defined(__GNUC__)
uint32_t optarr[0];
#endif
};
#define PHYSDEVOP_pci_device_remove 26
#define PHYSDEVOP_restore_msi_ext 27
/*
* Dom0 should use these two to announce MMIO resources assigned to
* MSI-X capable devices won't (prepare) or may (release) change.
*/
#define PHYSDEVOP_prepare_msix 30
#define PHYSDEVOP_release_msix 31
struct physdev_pci_device {
/* IN */
uint16_t seg;
uint8_t bus;
uint8_t devfn;
};
#define PHYSDEVOP_DBGP_RESET_PREPARE 1
#define PHYSDEVOP_DBGP_RESET_DONE 2
#define PHYSDEVOP_DBGP_BUS_UNKNOWN 0
#define PHYSDEVOP_DBGP_BUS_PCI 1
#define PHYSDEVOP_dbgp_op 29
struct physdev_dbgp_op {
/* IN */
uint8_t op;
uint8_t bus;
union {
struct physdev_pci_device pci;
} u;
};
/*
* Notify that some PIRQ-bound event channels have been unmasked.
* ** This command is obsolete since interface version 0x00030202 and is **
* ** unsupported by newer versions of Xen. **
*/
#define PHYSDEVOP_IRQ_UNMASK_NOTIFY 4
/*
* These all-capitals physdev operation names are superceded by the new names
* (defined above) since interface version 0x00030202.
*/
#define PHYSDEVOP_IRQ_STATUS_QUERY PHYSDEVOP_irq_status_query
#define PHYSDEVOP_SET_IOPL PHYSDEVOP_set_iopl
#define PHYSDEVOP_SET_IOBITMAP PHYSDEVOP_set_iobitmap
#define PHYSDEVOP_APIC_READ PHYSDEVOP_apic_read
#define PHYSDEVOP_APIC_WRITE PHYSDEVOP_apic_write
#define PHYSDEVOP_ASSIGN_VECTOR PHYSDEVOP_alloc_irq_vector
#define PHYSDEVOP_FREE_VECTOR PHYSDEVOP_free_irq_vector
#define PHYSDEVOP_IRQ_NEEDS_UNMASK_NOTIFY XENIRQSTAT_needs_eoi
#define PHYSDEVOP_IRQ_SHARED XENIRQSTAT_shared
#endif /* __XEN_PUBLIC_PHYSDEV_H__ */