diff options
Diffstat (limited to 'include/xen/interface/physdev.h')
| -rw-r--r-- | include/xen/interface/physdev.h | 58 |
1 files changed, 37 insertions, 21 deletions
diff --git a/include/xen/interface/physdev.h b/include/xen/interface/physdev.h index 7000bb1f6e96..df74e65a884b 100644 --- a/include/xen/interface/physdev.h +++ b/include/xen/interface/physdev.h @@ -1,22 +1,4 @@ -/* - * 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. - */ +/* SPDX-License-Identifier: MIT */ #ifndef __XEN_PUBLIC_PHYSDEV_H__ #define __XEN_PUBLIC_PHYSDEV_H__ @@ -131,6 +113,7 @@ struct physdev_irq { #define MAP_PIRQ_TYPE_GSI 0x1 #define MAP_PIRQ_TYPE_UNKNOWN 0x2 #define MAP_PIRQ_TYPE_MSI_SEG 0x3 +#define MAP_PIRQ_TYPE_MULTI_MSI 0x4 #define PHYSDEVOP_map_pirq 13 struct physdev_map_pirq { @@ -141,11 +124,16 @@ struct physdev_map_pirq { int index; /* IN or OUT */ int pirq; - /* IN - high 16 bits hold segment for MAP_PIRQ_TYPE_MSI_SEG */ + /* IN - high 16 bits hold segment for ..._MSI_SEG and ..._MULTI_MSI */ int bus; /* IN */ int devfn; - /* IN */ + /* IN + * - For MSI-X contains entry number. + * - For MSI with ..._MULTI_MSI contains number of vectors. + * OUT (..._MULTI_MSI only) + * - Number of vectors allocated. + */ int entry_nr; /* IN */ uint64_t table_base; @@ -231,6 +219,17 @@ struct physdev_get_free_pirq { #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 */ @@ -257,6 +256,13 @@ struct physdev_pci_device_add { */ #define PHYSDEVOP_prepare_msix 30 #define PHYSDEVOP_release_msix 31 +/* + * Notify the hypervisor that a PCI device has been reset, so that any + * internally cached state is regenerated. Should be called after any + * device reset performed by the hardware domain. + */ +#define PHYSDEVOP_pci_device_reset 32 + struct physdev_pci_device { /* IN */ uint16_t seg; @@ -264,6 +270,16 @@ struct physdev_pci_device { uint8_t devfn; }; +struct pci_device_reset { + struct physdev_pci_device dev; +#define PCI_DEVICE_RESET_COLD 0x0 +#define PCI_DEVICE_RESET_WARM 0x1 +#define PCI_DEVICE_RESET_HOT 0x2 +#define PCI_DEVICE_RESET_FLR 0x3 +#define PCI_DEVICE_RESET_MASK 0x3 + uint32_t flags; +}; + #define PHYSDEVOP_DBGP_RESET_PREPARE 1 #define PHYSDEVOP_DBGP_RESET_DONE 2 |