You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
1.1 KiB
30 lines
1.1 KiB
/*
|
|
* Copyright (C) 2003-2004 Intel
|
|
* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
|
|
*/
|
|
|
|
#ifndef MSI_H
|
|
#define MSI_H
|
|
|
|
#define PCI_MSIX_ENTRY_SIZE 16
|
|
#define PCI_MSIX_ENTRY_LOWER_ADDR 0
|
|
#define PCI_MSIX_ENTRY_UPPER_ADDR 4
|
|
#define PCI_MSIX_ENTRY_DATA 8
|
|
#define PCI_MSIX_ENTRY_VECTOR_CTRL 12
|
|
|
|
#define msi_control_reg(base) (base + PCI_MSI_FLAGS)
|
|
#define msi_lower_address_reg(base) (base + PCI_MSI_ADDRESS_LO)
|
|
#define msi_upper_address_reg(base) (base + PCI_MSI_ADDRESS_HI)
|
|
#define msi_data_reg(base, is64bit) \
|
|
(base + ((is64bit == 1) ? PCI_MSI_DATA_64 : PCI_MSI_DATA_32))
|
|
#define msi_mask_reg(base, is64bit) \
|
|
(base + ((is64bit == 1) ? PCI_MSI_MASK_64 : PCI_MSI_MASK_32))
|
|
#define is_64bit_address(control) (!!(control & PCI_MSI_FLAGS_64BIT))
|
|
#define is_mask_bit_support(control) (!!(control & PCI_MSI_FLAGS_MASKBIT))
|
|
|
|
#define msix_table_offset_reg(base) (base + 0x04)
|
|
#define msix_pba_offset_reg(base) (base + 0x08)
|
|
#define msix_table_size(control) ((control & PCI_MSIX_FLAGS_QSIZE)+1)
|
|
#define multi_msix_capable(control) msix_table_size((control))
|
|
|
|
#endif /* MSI_H */
|
|
|