5e20c28218
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Kristian Høgsberg <krh@redhat.com>
147 lines
3.5 KiB
C
147 lines
3.5 KiB
C
/* -*- c-basic-offset: 8 -*-
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*
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* fw-device-cdev.h -- Char device interface.
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*
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* Copyright (C) 2005-2006 Kristian Hoegsberg <krh@bitplanet.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __fw_cdev_h
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#define __fw_cdev_h
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#include <asm/ioctl.h>
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#include <asm/types.h>
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#define TCODE_WRITE_QUADLET_REQUEST 0
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#define TCODE_WRITE_BLOCK_REQUEST 1
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#define TCODE_WRITE_RESPONSE 2
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#define TCODE_READ_QUADLET_REQUEST 4
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#define TCODE_READ_BLOCK_REQUEST 5
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#define TCODE_READ_QUADLET_RESPONSE 6
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#define TCODE_READ_BLOCK_RESPONSE 7
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#define TCODE_CYCLE_START 8
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#define TCODE_LOCK_REQUEST 9
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#define TCODE_STREAM_DATA 10
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#define TCODE_LOCK_RESPONSE 11
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#define RCODE_COMPLETE 0x0
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#define RCODE_CONFLICT_ERROR 0x4
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#define RCODE_DATA_ERROR 0x5
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#define RCODE_TYPE_ERROR 0x6
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#define RCODE_ADDRESS_ERROR 0x7
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#define SCODE_100 0x0
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#define SCODE_200 0x1
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#define SCODE_400 0x2
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#define SCODE_800 0x3
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#define SCODE_1600 0x4
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#define SCODE_3200 0x5
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#define FW_CDEV_EVENT_RESPONSE 0x00
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#define FW_CDEV_EVENT_REQUEST 0x01
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#define FW_CDEV_EVENT_ISO_INTERRUPT 0x02
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/* The 'closure' fields are for user space to use. Data passed in the
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* 'closure' field for a request will be returned in the corresponding
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* event. It's a 64-bit type so that it's a fixed size type big
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* enough to hold a pointer on all platforms. */
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struct fw_cdev_event_response {
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__u32 type;
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__u32 rcode;
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__u64 closure;
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__u32 length;
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__u32 data[0];
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};
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struct fw_cdev_event_request {
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__u32 type;
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__u32 tcode;
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__u64 offset;
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__u64 closure;
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__u32 serial;
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__u32 length;
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__u32 data[0];
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};
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struct fw_cdev_event_iso_interrupt {
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__u32 type;
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__u32 cycle;
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__u64 closure;
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};
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#define FW_CDEV_IOC_GET_CONFIG_ROM _IOR('#', 0x00, struct fw_cdev_get_config_rom)
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#define FW_CDEV_IOC_SEND_REQUEST _IO('#', 0x01)
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#define FW_CDEV_IOC_ALLOCATE _IO('#', 0x02)
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#define FW_CDEV_IOC_SEND_RESPONSE _IO('#', 0x03)
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#define FW_CDEV_IOC_CREATE_ISO_CONTEXT _IO('#', 0x04)
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#define FW_CDEV_IOC_QUEUE_ISO _IO('#', 0x05)
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#define FW_CDEV_IOC_SEND_ISO _IO('#', 0x06)
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struct fw_cdev_get_config_rom {
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__u32 length;
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__u32 data[256];
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};
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struct fw_cdev_send_request {
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__u32 tcode;
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__u32 length;
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__u64 offset;
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__u64 closure;
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__u64 data;
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};
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struct fw_cdev_send_response {
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__u32 rcode;
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__u32 length;
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__u64 data;
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__u32 serial;
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};
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struct fw_cdev_allocate {
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__u64 offset;
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__u64 closure;
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__u32 length;
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};
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struct fw_cdev_create_iso_context {
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__u32 buffer_size;
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};
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struct fw_cdev_iso_packet {
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__u16 payload_length; /* Length of indirect payload. */
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__u32 interrupt : 1; /* Generate interrupt on this packet */
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__u32 skip : 1; /* Set to not send packet at all. */
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__u32 tag : 2;
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__u32 sy : 4;
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__u32 header_length : 8; /* Length of immediate header. */
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__u32 header[0];
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};
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struct fw_cdev_queue_iso {
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__u32 size;
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__u64 packets;
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__u64 data;
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};
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struct fw_cdev_send_iso {
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__u32 channel;
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__u32 speed;
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__s32 cycle;
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};
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#endif /* __fw_cdev_h */
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