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-rw-r--r--src/include/acpi/acpi.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h
index ad91fbd25c..286ebface8 100644
--- a/src/include/acpi/acpi.h
+++ b/src/include/acpi/acpi.h
@@ -636,6 +636,15 @@ typedef struct acpi_madt_ioapic {
u32 gsi_base; /* Global system interrupt base */
} __packed acpi_madt_ioapic_t;
+#define MP_IRQ_POLARITY_DEFAULT 0x0
+#define MP_IRQ_POLARITY_HIGH 0x1
+#define MP_IRQ_POLARITY_LOW 0x3
+#define MP_IRQ_POLARITY_MASK 0x3
+#define MP_IRQ_TRIGGER_DEFAULT 0x0
+#define MP_IRQ_TRIGGER_EDGE 0x4
+#define MP_IRQ_TRIGGER_LEVEL 0xc
+#define MP_IRQ_TRIGGER_MASK 0xc
+
/* MADT: Interrupt Source Override Structure */
typedef struct acpi_madt_irqoverride {
u8 type; /* Type (2) */