[Xen-devel] [v5][PATCH 01/10] xen:vtd:rmrr: export acpi_rmrr_units

[Tiejun Chen <tiejun.chen@xxxxxxxxx>]

We need to expose acpi_rmrr_units to make sure we can use
that somewhere else.

Signed-off-by: Tiejun Chen <tiejun.chen@xxxxxxxxx>
---
 xen/drivers/passthrough/vtd/dmar.h  | 16 +---------------
 xen/drivers/passthrough/vtd/iommu.h |  1 -
 xen/include/asm-x86/acpi.h          | 17 +++++++++++++++++
 3 files changed, 18 insertions(+), 16 deletions(-)

diff --git a/xen/drivers/passthrough/vtd/dmar.h 
b/xen/drivers/passthrough/vtd/dmar.h
index af1feef..1839ca2 100644
--- a/xen/drivers/passthrough/vtd/dmar.h
+++ b/xen/drivers/passthrough/vtd/dmar.h
@@ -24,6 +24,7 @@
 #include <xen/list.h>
 #include <xen/iommu.h>
 #include <xen/kexec.h>
+#include <asm/acpi.h>
 
 /* This one is for interrupt remapping */
 struct acpi_ioapic_unit {
@@ -52,12 +53,6 @@ struct acpi_hpet_unit {
     };
 };
 
-struct dmar_scope {
-    DECLARE_BITMAP(buses, 256);         /* buses owned by this unit */
-    u16    *devices;                    /* devices owned by this unit */
-    int    devices_cnt;
-};
-
 struct acpi_drhd_unit {
     struct dmar_scope scope;
     struct list_head list;
@@ -69,15 +64,6 @@ struct acpi_drhd_unit {
     struct list_head hpet_list;
 };
 
-struct acpi_rmrr_unit {
-    struct dmar_scope scope;
-    struct list_head list;
-    u64    base_address;
-    u64    end_address;
-    u16    segment;
-    u8     allow_all:1;
-};
-
 struct acpi_atsr_unit {
     struct dmar_scope scope;
     struct list_head list;
diff --git a/xen/drivers/passthrough/vtd/iommu.h 
b/xen/drivers/passthrough/vtd/iommu.h
index 6b2cf1a..741e62b 100644
--- a/xen/drivers/passthrough/vtd/iommu.h
+++ b/xen/drivers/passthrough/vtd/iommu.h
@@ -482,7 +482,6 @@ struct qinval_entry {
 #define MAX_IOMMU_REGS 0xc0
 
 extern struct list_head acpi_drhd_units;
-extern struct list_head acpi_rmrr_units;
 extern struct list_head acpi_ioapic_units;
 
 struct qi_ctrl {
diff --git a/xen/include/asm-x86/acpi.h b/xen/include/asm-x86/acpi.h
index 5e85b38..b3c9e90 100644
--- a/xen/include/asm-x86/acpi.h
+++ b/xen/include/asm-x86/acpi.h
@@ -28,6 +28,7 @@
 #include <acpi/pdc_intel.h>
 #include <acpi/acconfig.h>
 #include <acpi/actbl.h>
+#include <xen/list.h>
 
 #define COMPILER_DEPENDENT_INT64   long long
 #define COMPILER_DEPENDENT_UINT64  unsigned long long
@@ -141,6 +142,21 @@ struct acpi_sleep_info {
     bool_t sleep_extended;
 };
 
+struct dmar_scope {
+    DECLARE_BITMAP(buses, 256);         /* buses owned by this unit */
+    u16    *devices;                    /* devices owned by this unit */
+    int    devices_cnt;
+};
+
+struct acpi_rmrr_unit {
+    struct dmar_scope scope;
+    struct list_head list;
+    u64    base_address;
+    u64    end_address;
+    u16    segment;
+    u8     allow_all:1;
+};
+
 #endif /* CONFIG_ACPI_SLEEP */
 
 #define MAX_MADT_ENTRIES       MAX(256, 2 * NR_CPUS)
@@ -164,4 +180,5 @@ void hvm_acpi_sleep_button(struct domain *d);
 void save_rest_processor_state(void);
 void restore_rest_processor_state(void);
 
+extern struct list_head acpi_rmrr_units;
 #endif /*__X86_ASM_ACPI_H*/
-- 
1.9.1


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