Line data    Source code

       1            0 : /*
       2              :  * Copyright (c) 2017 Linaro Limited
       3              :  *
       4              :  * SPDX-License-Identifier: Apache-2.0
       5              :  */
       6              : #ifndef ZEPHYR_INCLUDE_DT_BINDINGS_INTERRUPT_CONTROLLER_INTEL_IOAPIC_H_
       7              : #define ZEPHYR_INCLUDE_DT_BINDINGS_INTERRUPT_CONTROLLER_INTEL_IOAPIC_H_
       8              : 
       9            0 : #define IRQ_TYPE_LEVEL                  0x00008000
      10            0 : #define IRQ_TYPE_EDGE                   0x00000000
      11            0 : #define IRQ_TYPE_LOW                    0x00002000
      12            0 : #define IRQ_TYPE_HIGH                   0x00000000
      13            0 : #define IRQ_DELIVERY_LOWEST             0x00000100
      14            0 : #define IRQ_DELIVERY_FIXED              0x00000000
      15              : 
      16              : /*
      17              :  * for most device interrupts, lowest priority delivery is preferred
      18              :  * since this ensures only one CPU gets the interrupt in SMP systems.
      19              :  */
      20            0 : #define IRQ_TYPE_LOWEST_EDGE_RISING             (IRQ_DELIVERY_LOWEST | IRQ_TYPE_EDGE | IRQ_TYPE_HIGH)
      21            0 : #define IRQ_TYPE_LOWEST_EDGE_FALLING            (IRQ_DELIVERY_LOWEST | IRQ_TYPE_EDGE | IRQ_TYPE_LOW)
      22            0 : #define IRQ_TYPE_LOWEST_LEVEL_HIGH              (IRQ_DELIVERY_LOWEST | IRQ_TYPE_LEVEL | IRQ_TYPE_HIGH)
      23            0 : #define IRQ_TYPE_LOWEST_LEVEL_LOW               (IRQ_DELIVERY_LOWEST | IRQ_TYPE_LEVEL | IRQ_TYPE_LOW)
      24              : 
      25              : /* for interrupts that want to be delivered to all CPUs, e.g. HPET */
      26            0 : #define IRQ_TYPE_FIXED_EDGE_RISING              (IRQ_DELIVERY_FIXED | IRQ_TYPE_EDGE | IRQ_TYPE_HIGH)
      27            0 : #define IRQ_TYPE_FIXED_EDGE_FALLING             (IRQ_DELIVERY_FIXED | IRQ_TYPE_EDGE | IRQ_TYPE_LOW)
      28            0 : #define IRQ_TYPE_FIXED_LEVEL_HIGH               (IRQ_DELIVERY_FIXED | IRQ_TYPE_LEVEL | IRQ_TYPE_HIGH)
      29            0 : #define IRQ_TYPE_FIXED_LEVEL_LOW                (IRQ_DELIVERY_FIXED | IRQ_TYPE_LEVEL | IRQ_TYPE_LOW)
      30              : 
      31              : #endif /* ZEPHYR_INCLUDE_DT_BINDINGS_INTERRUPT_CONTROLLER_INTEL_IOAPIC_H_ */