github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-09-23 01:37:44 +00:00
Code Issues Projects Releases Wiki Activity

hv: add functions to initialize vmsix capability

Browse Source 
- add 'vpci_add_capability()' to initialize one
   PCI capability in config space.
 - add 'add_vmsix_capability()' to add vmsix capability.

Tracked-On: #5407
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Reviewed-by: Li, Fei <fei1.li@intel.com>
Reviewed-by: Wang, Yu1 <yu1.wang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yonghua Huang
2020-10-19 11:17:44 +08:00
committed by wenlingz
parent cdfc82f03b
commit 8137e49e17
5 changed files with 118 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
hypervisor/include/dm/vpci.h
View File

@@ -60,6 +60,14 @@ struct pci_msi {
};
/* MSI-X capability structure */
struct msixcap {
uint8_t capid;
uint8_t nextptr;
uint16_t msgctrl;
uint32_t table_info; /* bar index and offset */
uint32_t pba_info; /* bar index and offset */
} __packed;
struct pci_msix {
struct msix_table_entry table_entries[CONFIG_MAX_MSIX_TABLE_NUM];
uint64_t mmio_gpa;
@@ -115,6 +123,9 @@ struct pci_vdev {
uint32_t nr_bars; /* 6 for normal device, 2 for bridge, 1 for cardbus */
struct pci_vbar vbars[PCI_BAR_COUNT];
uint8_t prev_capoff; /* Offset of previous vPCI capability */
uint8_t free_capoff; /* Next free offset to add vPCI capability */
struct pci_msi msi;
struct pci_msix msix;
struct pci_cap_sriov sriov;