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dm: PTM: Add virtual root port to vm

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If PTM can be enabled on passthru device, a virtual root port
	is added to vm to act as ptm root.  And the passthru device is
	connected to the virtual root port instead of the virtual host bridge.

Tracked-On: #5915
Signed-off-by: Rong Liu <rong.l.liu@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
This commit is contained in:
Rong Liu
2021-05-05 22:05:21 +00:00
committed by wenlingz
parent d5d792aa96
commit 7e93f31e2c
4 changed files with 80 additions and 5 deletions
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16
hypervisor/include/public/acrn_common.h
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@@ -663,6 +663,22 @@ struct acrn_intr_monitor {
#define INTR_CMD_GET_DATA 0U
#define INTR_CMD_DELAY_INT 1U
/**
* @brief Info to configure virtual root port
*
* Configuration passed to hv when adding a virtual root port which
* is used as PTM root
*/
struct vrp_config
{
uint16_t phy_bdf;
uint8_t primary_bus;
uint8_t secondary_bus;
uint8_t subordinate_bus;
uint8_t ptm_capable;
uint32_t ptm_cap_offset;
};
/**
* @}
*/