MSI message control

Definitions for MSI messaging.

Description:

See the PCI specification.

Definitions:

#define PCI_MSI_PVM 0x0100

Per vector masking 

#define PCI_MSI_64BIT 0x0080

64-bit address capable 

#define PCI_MSI_MME_MASK 0x0070

Multiple message enable mask 

#define PCI_MSI_MMC_MASK 0x000e

Multiple message_capable mask 

#define PCI_MSI_ENABLE 0x0001

MSI Enable 

#define PCI_MSIX_ENABLE 0x8000

MSI-X Enable 

#define PCI_MSIX_FUNC_MASK 0x4000

MSI-X function mask 

#define PCI_MSIX_TAB_SIZE 0x07ff

MSI-X table size mask 

#define PCI_MSIX_BIR_MASK 0x0007

MSI-X Base Index Register mask 

#define PCI_MSIX_TABLE_ENTRY_SIZE 0x0010u

Number of bytes in each MSIX table entry 

#define PCI_MSIX_PBA_BIR_MASK 0x0007u

MSI-X Base Index Register mask