arch/ia64/include/asm/msidef.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _IA64_MSI_DEF_H
   3 #define _IA64_MSI_DEF_H
   4
   5 /*
   6  * Shifts for APIC-based data
   7  */
   8
   9 #define     MSI_DATA_VECTOR_SHIFT       0
  10 #define     MSI_DATA_VECTOR(v)          (((u8)v) << MSI_DATA_VECTOR_SHIFT)
  11 #define     MSI_DATA_VECTOR_MASK        0xffffff00
  12
  13 #define     MSI_DATA_DELIVERY_MODE_SHIFT        8
  14 #define     MSI_DATA_DELIVERY_FIXED     (0 << MSI_DATA_DELIVERY_MODE_SHIFT)
  15 #define     MSI_DATA_DELIVERY_LOWPRI    (1 << MSI_DATA_DELIVERY_MODE_SHIFT)
  16
  17 #define     MSI_DATA_LEVEL_SHIFT        14
  18 #define     MSI_DATA_LEVEL_DEASSERT     (0 << MSI_DATA_LEVEL_SHIFT)
  19 #define     MSI_DATA_LEVEL_ASSERT       (1 << MSI_DATA_LEVEL_SHIFT)
  20
  21 #define     MSI_DATA_TRIGGER_SHIFT      15
  22 #define     MSI_DATA_TRIGGER_EDGE       (0 << MSI_DATA_TRIGGER_SHIFT)
  23 #define     MSI_DATA_TRIGGER_LEVEL      (1 << MSI_DATA_TRIGGER_SHIFT)
  24
  25 /*
  26  * Shift/mask fields for APIC-based bus address
  27  */
  28
  29 #define     MSI_ADDR_DEST_ID_SHIFT      4
  30 #define     MSI_ADDR_HEADER             0xfee00000
  31
  32 #define     MSI_ADDR_DEST_ID_MASK       0xfff0000f
  33 #define     MSI_ADDR_DEST_ID_CPU(cpu)   ((cpu) << MSI_ADDR_DEST_ID_SHIFT)
  34
  35 #define     MSI_ADDR_DEST_MODE_SHIFT    2
  36 #define     MSI_ADDR_DEST_MODE_PHYS     (0 << MSI_ADDR_DEST_MODE_SHIFT)
  37 #define     MSI_ADDR_DEST_MODE_LOGIC    (1 << MSI_ADDR_DEST_MODE_SHIFT)
  38
  39 #define     MSI_ADDR_REDIRECTION_SHIFT  3
  40 #define     MSI_ADDR_REDIRECTION_CPU    (0 << MSI_ADDR_REDIRECTION_SHIFT)
  41 #define     MSI_ADDR_REDIRECTION_LOWPRI (1 << MSI_ADDR_REDIRECTION_SHIFT)
  42
  43 #endif/* _IA64_MSI_DEF_H */