Edit File: msidef.h
#ifndef _ASM_X86_MSIDEF_H #define _ASM_X86_MSIDEF_H /* * Constants for Intel APIC based MSI messages. */ /* * Shifts for MSI data */ #define MSI_DATA_VECTOR_SHIFT 0 #define MSI_DATA_VECTOR_MASK 0x000000ff #define MSI_DATA_VECTOR(v) (((v) << MSI_DATA_VECTOR_SHIFT) & \ MSI_DATA_VECTOR_MASK) #define MSI_DATA_DELIVERY_MODE_SHIFT 8 #define MSI_DATA_DELIVERY_FIXED (0 << MSI_DATA_DELIVERY_MODE_SHIFT) #define MSI_DATA_DELIVERY_LOWPRI (1 << MSI_DATA_DELIVERY_MODE_SHIFT) #define MSI_DATA_LEVEL_SHIFT 14 #define MSI_DATA_LEVEL_DEASSERT (0 << MSI_DATA_LEVEL_SHIFT) #define MSI_DATA_LEVEL_ASSERT (1 << MSI_DATA_LEVEL_SHIFT) #define MSI_DATA_TRIGGER_SHIFT 15 #define MSI_DATA_TRIGGER_EDGE (0 << MSI_DATA_TRIGGER_SHIFT) #define MSI_DATA_TRIGGER_LEVEL (1 << MSI_DATA_TRIGGER_SHIFT) /* * Shift/mask fields for msi address */ #define MSI_ADDR_BASE_HI 0 #define MSI_ADDR_BASE_LO 0xfee00000 #define MSI_ADDR_DEST_MODE_SHIFT 2 #define MSI_ADDR_DEST_MODE_PHYSICAL (0 << MSI_ADDR_DEST_MODE_SHIFT) #define MSI_ADDR_DEST_MODE_LOGICAL (1 << MSI_ADDR_DEST_MODE_SHIFT) #define MSI_ADDR_REDIRECTION_SHIFT 3 #define MSI_ADDR_REDIRECTION_CPU (0 << MSI_ADDR_REDIRECTION_SHIFT) /* dedicated cpu */ #define MSI_ADDR_REDIRECTION_LOWPRI (1 << MSI_ADDR_REDIRECTION_SHIFT) /* lowest priority */ #define MSI_ADDR_DEST_ID_SHIFT 12 #define MSI_ADDR_DEST_ID_MASK 0x00ffff0 #define MSI_ADDR_DEST_ID(dest) (((dest) << MSI_ADDR_DEST_ID_SHIFT) & \ MSI_ADDR_DEST_ID_MASK) #define MSI_ADDR_EXT_DEST_ID(dest) ((dest) & 0xffffff00) #define MSI_ADDR_IR_EXT_INT (1 << 4) #define MSI_ADDR_IR_SHV (1 << 3) #define MSI_ADDR_IR_INDEX1(index) ((index & 0x8000) >> 13) #define MSI_ADDR_IR_INDEX2(index) ((index & 0x7fff) << 5) #endif /* _ASM_X86_MSIDEF_H */