1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_VIRTIO_MEM_H 20 #define _LINUX_VIRTIO_MEM_H 21 #include <linux/types.h> 22 #include <linux/virtio_types.h> 23 #include <linux/virtio_ids.h> 24 #include <linux/virtio_config.h> 25 #define VIRTIO_MEM_F_ACPI_PXM 0 26 #define VIRTIO_MEM_REQ_PLUG 0 27 #define VIRTIO_MEM_REQ_UNPLUG 1 28 #define VIRTIO_MEM_REQ_UNPLUG_ALL 2 29 #define VIRTIO_MEM_REQ_STATE 3 30 struct virtio_mem_req_plug { 31 __virtio64 addr; 32 __virtio16 nb_blocks; 33 __virtio16 padding[3]; 34 }; 35 struct virtio_mem_req_unplug { 36 __virtio64 addr; 37 __virtio16 nb_blocks; 38 __virtio16 padding[3]; 39 }; 40 struct virtio_mem_req_state { 41 __virtio64 addr; 42 __virtio16 nb_blocks; 43 __virtio16 padding[3]; 44 }; 45 struct virtio_mem_req { 46 __virtio16 type; 47 __virtio16 padding[3]; 48 union { 49 struct virtio_mem_req_plug plug; 50 struct virtio_mem_req_unplug unplug; 51 struct virtio_mem_req_state state; 52 } u; 53 }; 54 #define VIRTIO_MEM_RESP_ACK 0 55 #define VIRTIO_MEM_RESP_NACK 1 56 #define VIRTIO_MEM_RESP_BUSY 2 57 #define VIRTIO_MEM_RESP_ERROR 3 58 #define VIRTIO_MEM_STATE_PLUGGED 0 59 #define VIRTIO_MEM_STATE_UNPLUGGED 1 60 #define VIRTIO_MEM_STATE_MIXED 2 61 struct virtio_mem_resp_state { 62 __virtio16 state; 63 }; 64 struct virtio_mem_resp { 65 __virtio16 type; 66 __virtio16 padding[3]; 67 union { 68 struct virtio_mem_resp_state state; 69 } u; 70 }; 71 struct virtio_mem_config { 72 __le64 block_size; 73 __le16 node_id; 74 __u8 padding[6]; 75 __le64 addr; 76 __le64 region_size; 77 __le64 usable_region_size; 78 __le64 plugged_size; 79 __le64 requested_size; 80 }; 81 #endif 82