Update to kernel headers v5.3.2.

Test: Builds and run unit tests on taimen/cuttlefish.
Change-Id: I6ebd8f179d159ac974555e8edca588083e8081b3
diff --git a/libc/kernel/uapi/linux/virtio_iommu.h b/libc/kernel/uapi/linux/virtio_iommu.h
new file mode 100644
index 0000000..b08de57
--- /dev/null
+++ b/libc/kernel/uapi/linux/virtio_iommu.h
@@ -0,0 +1,136 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _UAPI_LINUX_VIRTIO_IOMMU_H
+#define _UAPI_LINUX_VIRTIO_IOMMU_H
+#include <linux/types.h>
+#define VIRTIO_IOMMU_F_INPUT_RANGE 0
+#define VIRTIO_IOMMU_F_DOMAIN_RANGE 1
+#define VIRTIO_IOMMU_F_MAP_UNMAP 2
+#define VIRTIO_IOMMU_F_BYPASS 3
+#define VIRTIO_IOMMU_F_PROBE 4
+#define VIRTIO_IOMMU_F_MMIO 5
+struct virtio_iommu_range_64 {
+  __le64 start;
+  __le64 end;
+};
+struct virtio_iommu_range_32 {
+  __le32 start;
+  __le32 end;
+};
+struct virtio_iommu_config {
+  __le64 page_size_mask;
+  struct virtio_iommu_range_64 input_range;
+  struct virtio_iommu_range_32 domain_range;
+  __le32 probe_size;
+};
+#define VIRTIO_IOMMU_T_ATTACH 0x01
+#define VIRTIO_IOMMU_T_DETACH 0x02
+#define VIRTIO_IOMMU_T_MAP 0x03
+#define VIRTIO_IOMMU_T_UNMAP 0x04
+#define VIRTIO_IOMMU_T_PROBE 0x05
+#define VIRTIO_IOMMU_S_OK 0x00
+#define VIRTIO_IOMMU_S_IOERR 0x01
+#define VIRTIO_IOMMU_S_UNSUPP 0x02
+#define VIRTIO_IOMMU_S_DEVERR 0x03
+#define VIRTIO_IOMMU_S_INVAL 0x04
+#define VIRTIO_IOMMU_S_RANGE 0x05
+#define VIRTIO_IOMMU_S_NOENT 0x06
+#define VIRTIO_IOMMU_S_FAULT 0x07
+#define VIRTIO_IOMMU_S_NOMEM 0x08
+struct virtio_iommu_req_head {
+  __u8 type;
+  __u8 reserved[3];
+};
+struct virtio_iommu_req_tail {
+  __u8 status;
+  __u8 reserved[3];
+};
+struct virtio_iommu_req_attach {
+  struct virtio_iommu_req_head head;
+  __le32 domain;
+  __le32 endpoint;
+  __u8 reserved[8];
+  struct virtio_iommu_req_tail tail;
+};
+struct virtio_iommu_req_detach {
+  struct virtio_iommu_req_head head;
+  __le32 domain;
+  __le32 endpoint;
+  __u8 reserved[8];
+  struct virtio_iommu_req_tail tail;
+};
+#define VIRTIO_IOMMU_MAP_F_READ (1 << 0)
+#define VIRTIO_IOMMU_MAP_F_WRITE (1 << 1)
+#define VIRTIO_IOMMU_MAP_F_MMIO (1 << 2)
+#define VIRTIO_IOMMU_MAP_F_MASK (VIRTIO_IOMMU_MAP_F_READ | VIRTIO_IOMMU_MAP_F_WRITE | VIRTIO_IOMMU_MAP_F_MMIO)
+struct virtio_iommu_req_map {
+  struct virtio_iommu_req_head head;
+  __le32 domain;
+  __le64 virt_start;
+  __le64 virt_end;
+  __le64 phys_start;
+  __le32 flags;
+  struct virtio_iommu_req_tail tail;
+};
+struct virtio_iommu_req_unmap {
+  struct virtio_iommu_req_head head;
+  __le32 domain;
+  __le64 virt_start;
+  __le64 virt_end;
+  __u8 reserved[4];
+  struct virtio_iommu_req_tail tail;
+};
+#define VIRTIO_IOMMU_PROBE_T_NONE 0
+#define VIRTIO_IOMMU_PROBE_T_RESV_MEM 1
+#define VIRTIO_IOMMU_PROBE_T_MASK 0xfff
+struct virtio_iommu_probe_property {
+  __le16 type;
+  __le16 length;
+};
+#define VIRTIO_IOMMU_RESV_MEM_T_RESERVED 0
+#define VIRTIO_IOMMU_RESV_MEM_T_MSI 1
+struct virtio_iommu_probe_resv_mem {
+  struct virtio_iommu_probe_property head;
+  __u8 subtype;
+  __u8 reserved[3];
+  __le64 start;
+  __le64 end;
+};
+struct virtio_iommu_req_probe {
+  struct virtio_iommu_req_head head;
+  __le32 endpoint;
+  __u8 reserved[64];
+  __u8 properties[];
+};
+#define VIRTIO_IOMMU_FAULT_R_UNKNOWN 0
+#define VIRTIO_IOMMU_FAULT_R_DOMAIN 1
+#define VIRTIO_IOMMU_FAULT_R_MAPPING 2
+#define VIRTIO_IOMMU_FAULT_F_READ (1 << 0)
+#define VIRTIO_IOMMU_FAULT_F_WRITE (1 << 1)
+#define VIRTIO_IOMMU_FAULT_F_EXEC (1 << 2)
+#define VIRTIO_IOMMU_FAULT_F_ADDRESS (1 << 8)
+struct virtio_iommu_fault {
+  __u8 reason;
+  __u8 reserved[3];
+  __le32 flags;
+  __le32 endpoint;
+  __u8 reserved2[4];
+  __le64 address;
+};
+#endif