| /*- |
| * Copyright (c) 2011 Hudson River Trading LLC |
| * Written by: John H. Baldwin <jhb@FreeBSD.org> |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * $FreeBSD$ |
| */ |
| |
| #ifndef _EDD_H_ |
| #define _EDD_H_ |
| |
| /* Supported interfaces for "Check Extensions Present". */ |
| #define EDD_INTERFACE_FIXED_DISK 0x01 |
| #define EDD_INTERFACE_EJECT 0x02 |
| #define EDD_INTERFACE_EDD 0x04 |
| |
| struct edd_packet { |
| uint16_t len; |
| uint16_t count; |
| uint16_t off; |
| uint16_t seg; |
| uint64_t lba; |
| }; |
| |
| struct edd_packet_v3 { |
| uint16_t len; |
| uint16_t count; |
| uint16_t off; |
| uint16_t seg; |
| uint64_t lba; |
| uint64_t phys_addr; |
| }; |
| |
| struct edd_params { |
| uint16_t len; |
| uint16_t flags; |
| uint32_t cylinders; |
| uint32_t heads; |
| uint32_t sectors_per_track; |
| uint64_t sectors; |
| uint16_t sector_size; |
| uint16_t edd_params_seg; |
| uint16_t edd_params_off; |
| } __packed; |
| |
| struct edd_device_path_v3 { |
| uint16_t key; |
| uint8_t len; |
| uint8_t reserved[3]; |
| char host_bus[4]; |
| char interface[8]; |
| uint64_t interface_path; |
| uint64_t device_path; |
| uint8_t reserved2[1]; |
| uint8_t checksum; |
| } __packed; |
| |
| struct edd_params_v3 { |
| struct edd_params params; |
| struct edd_device_path_v3 device_path; |
| } __packed; |
| |
| struct edd_device_path_v4 { |
| uint16_t key; |
| uint8_t len; |
| uint8_t reserved[3]; |
| char host_bus[4]; |
| char interface[8]; |
| uint64_t interface_path; |
| uint64_t device_path[2]; |
| uint8_t reserved2[1]; |
| uint8_t checksum; |
| } __packed; |
| |
| struct edd_params_v4 { |
| struct edd_params params; |
| struct edd_device_path_v4 device_path; |
| } __packed; |
| |
| #define EDD_FLAGS_DMA_BOUNDARY_HANDLING 0x0001 |
| #define EDD_FLAGS_REMOVABLE_MEDIA 0x0002 |
| #define EDD_FLAGS_WRITE_VERIFY 0x0004 |
| #define EDD_FLAGS_MEDIA_CHANGE_NOTIFICATION 0x0008 |
| #define EDD_FLAGS_LOCKABLE_MEDIA 0x0010 |
| #define EDD_FLAGS_NO_MEDIA_PRESENT 0x0020 |
| |
| #define EDD_DEVICE_PATH_KEY 0xbedd |
| |
| #endif /* !_EDD_H_ */ |