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[intelxl] Use non-zero MSI-X vector for virtual function interrupts

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The 100 Gigabit physical function driver requires a virtual function
driver to request that transmit and receive queues are mapped to MSI-X
vector 1 or higher.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2022-03-09 00:24:22 +00:00
parent 1b61c2118c
commit b4216fa506
4 changed files with 39 additions and 18 deletions
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src/drivers/net/intelxlvf.h
+11
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@@ -14,12 +14,23 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** BAR size */
#define INTELXLVF_BAR_SIZE 0x10000
/** MSI-X vector
*
* The 100 Gigabit physical function driver requires a virtual
* function driver to request that transmit and receive queues are
* mapped to MSI-X vector 1 or higher.
*/
#define INTELXLVF_MSIX_VECTOR 1
/** Transmit Queue Tail Register */
#define INTELXLVF_QTX_TAIL 0x00000
/** Receive Queue Tail Register */
#define INTELXLVF_QRX_TAIL 0x02000
/** VF Interrupt N Dynamic Control Register */
#define INTELXLVF_VFINT_DYN_CTLN( x ) ( 0x3800 + ( 0x4 * ( (x) - 1 ) ) )
/** VF Interrupt Zero Dynamic Control Register */
#define INTELXLVF_VFINT_DYN_CTL0 0x5c00