#include <linux/msi.h>
#include <linux/irqreturn.h>
+struct acpi_dmar_header;
+
+/* DMAR Flags */
+#define DMAR_INTR_REMAP 0x1
+#define DMAR_X2APIC_OPT_OUT 0x2
+
struct intel_iommu;
-#if defined(CONFIG_DMAR) || defined(CONFIG_INTR_REMAP)
+#ifdef CONFIG_DMAR_TABLE
+extern struct acpi_table_header *dmar_tbl;
struct dmar_drhd_unit {
struct list_head list; /* list of drhd units */
struct acpi_dmar_header *hdr; /* ACPI header */
{
return -1;
}
-#endif /* !CONFIG_DMAR && !CONFIG_INTR_REMAP */
+#endif /* !CONFIG_DMAR_TABLE */
struct irte {
union {
};
};
-#ifdef CONFIG_INTR_REMAP
+#ifdef CONFIG_IRQ_REMAP
extern int intr_remapping_enabled;
extern int intr_remapping_supported(void);
-extern int enable_intr_remapping(int);
+extern int enable_intr_remapping(void);
extern void disable_intr_remapping(void);
extern int reenable_intr_remapping(int);
#define intr_remapping_enabled (0)
-static inline int enable_intr_remapping(int eim)
+static inline int enable_intr_remapping(void)
{
return -1;
}
}
#endif
+enum {
+ IRQ_REMAP_XAPIC_MODE,
+ IRQ_REMAP_X2APIC_MODE,
+};
+
/* Can't use the common MSI interrupt functions
* since DMAR is not a pci device
*/
extern irqreturn_t dmar_fault(int irq, void *dev_id);
extern int arch_setup_dmar_msi(unsigned int irq);
-#ifdef CONFIG_DMAR
+#ifdef CONFIG_INTEL_IOMMU
extern int iommu_detected, no_iommu;
extern struct list_head dmar_rmrr_units;
struct dmar_rmrr_unit {
u8 include_all:1; /* include all ports */
};
+int dmar_parse_rmrr_atsr_dev(void);
+extern int dmar_parse_one_rmrr(struct acpi_dmar_header *header);
+extern int dmar_parse_one_atsr(struct acpi_dmar_header *header);
+extern int dmar_parse_dev_scope(void *start, void *end, int *cnt,
+ struct pci_dev ***devices, u16 segment);
extern int intel_iommu_init(void);
-#else /* !CONFIG_DMAR: */
+#else /* !CONFIG_INTEL_IOMMU: */
static inline int intel_iommu_init(void) { return -ENODEV; }
-#endif /* CONFIG_DMAR */
+static inline int dmar_parse_one_rmrr(struct acpi_dmar_header *header)
+{
+ return 0;
+}
+static inline int dmar_parse_one_atsr(struct acpi_dmar_header *header)
+{
+ return 0;
+}
+static inline int dmar_parse_rmrr_atsr_dev(void)
+{
+ return 0;
+}
+#endif /* CONFIG_INTEL_IOMMU */
#endif /* __DMAR_H__ */