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124 lines
4.8 KiB
124 lines
4.8 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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/* |
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* Copyright (C) 2007 Stefan Kopp, Gechingen, Germany |
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* Copyright (C) 2008 Novell, Inc. |
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* Copyright (C) 2008 Greg Kroah-Hartman <[email protected]> |
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* Copyright (C) 2015 Dave Penkler <[email protected]> |
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* Copyright (C) 2018 IVI Foundation, Inc. |
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* |
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* This file holds USB constants defined by the USB Device Class |
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* and USB488 Subclass Definitions for Test and Measurement devices |
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* published by the USB-IF. |
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* |
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* It also has the ioctl and capability definitions for the |
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* usbtmc kernel driver that userspace needs to know about. |
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*/ |
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#ifndef __LINUX_USB_TMC_H |
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#define __LINUX_USB_TMC_H |
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#include <linux/types.h> /* __u8 etc */ |
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/* USB TMC status values */ |
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#define USBTMC_STATUS_SUCCESS 0x01 |
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#define USBTMC_STATUS_PENDING 0x02 |
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#define USBTMC_STATUS_FAILED 0x80 |
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#define USBTMC_STATUS_TRANSFER_NOT_IN_PROGRESS 0x81 |
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#define USBTMC_STATUS_SPLIT_NOT_IN_PROGRESS 0x82 |
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#define USBTMC_STATUS_SPLIT_IN_PROGRESS 0x83 |
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/* USB TMC requests values */ |
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#define USBTMC_REQUEST_INITIATE_ABORT_BULK_OUT 1 |
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#define USBTMC_REQUEST_CHECK_ABORT_BULK_OUT_STATUS 2 |
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#define USBTMC_REQUEST_INITIATE_ABORT_BULK_IN 3 |
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#define USBTMC_REQUEST_CHECK_ABORT_BULK_IN_STATUS 4 |
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#define USBTMC_REQUEST_INITIATE_CLEAR 5 |
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#define USBTMC_REQUEST_CHECK_CLEAR_STATUS 6 |
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#define USBTMC_REQUEST_GET_CAPABILITIES 7 |
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#define USBTMC_REQUEST_INDICATOR_PULSE 64 |
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#define USBTMC488_REQUEST_READ_STATUS_BYTE 128 |
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#define USBTMC488_REQUEST_REN_CONTROL 160 |
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#define USBTMC488_REQUEST_GOTO_LOCAL 161 |
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#define USBTMC488_REQUEST_LOCAL_LOCKOUT 162 |
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struct usbtmc_request { |
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__u8 bRequestType; |
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__u8 bRequest; |
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__u16 wValue; |
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__u16 wIndex; |
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__u16 wLength; |
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} __attribute__ ((packed)); |
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struct usbtmc_ctrlrequest { |
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struct usbtmc_request req; |
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void __user *data; /* pointer to user space */ |
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} __attribute__ ((packed)); |
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struct usbtmc_termchar { |
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__u8 term_char; |
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__u8 term_char_enabled; |
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} __attribute__ ((packed)); |
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/* |
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* usbtmc_message->flags: |
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*/ |
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#define USBTMC_FLAG_ASYNC 0x0001 |
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#define USBTMC_FLAG_APPEND 0x0002 |
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#define USBTMC_FLAG_IGNORE_TRAILER 0x0004 |
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struct usbtmc_message { |
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__u32 transfer_size; /* size of bytes to transfer */ |
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__u32 transferred; /* size of received/written bytes */ |
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__u32 flags; /* bit 0: 0 = synchronous; 1 = asynchronous */ |
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void __user *message; /* pointer to header and data in user space */ |
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} __attribute__ ((packed)); |
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/* Request values for USBTMC driver's ioctl entry point */ |
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#define USBTMC_IOC_NR 91 |
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#define USBTMC_IOCTL_INDICATOR_PULSE _IO(USBTMC_IOC_NR, 1) |
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#define USBTMC_IOCTL_CLEAR _IO(USBTMC_IOC_NR, 2) |
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#define USBTMC_IOCTL_ABORT_BULK_OUT _IO(USBTMC_IOC_NR, 3) |
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#define USBTMC_IOCTL_ABORT_BULK_IN _IO(USBTMC_IOC_NR, 4) |
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#define USBTMC_IOCTL_CLEAR_OUT_HALT _IO(USBTMC_IOC_NR, 6) |
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#define USBTMC_IOCTL_CLEAR_IN_HALT _IO(USBTMC_IOC_NR, 7) |
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#define USBTMC_IOCTL_CTRL_REQUEST _IOWR(USBTMC_IOC_NR, 8, struct usbtmc_ctrlrequest) |
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#define USBTMC_IOCTL_GET_TIMEOUT _IOR(USBTMC_IOC_NR, 9, __u32) |
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#define USBTMC_IOCTL_SET_TIMEOUT _IOW(USBTMC_IOC_NR, 10, __u32) |
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#define USBTMC_IOCTL_EOM_ENABLE _IOW(USBTMC_IOC_NR, 11, __u8) |
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#define USBTMC_IOCTL_CONFIG_TERMCHAR _IOW(USBTMC_IOC_NR, 12, struct usbtmc_termchar) |
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#define USBTMC_IOCTL_WRITE _IOWR(USBTMC_IOC_NR, 13, struct usbtmc_message) |
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#define USBTMC_IOCTL_READ _IOWR(USBTMC_IOC_NR, 14, struct usbtmc_message) |
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#define USBTMC_IOCTL_WRITE_RESULT _IOWR(USBTMC_IOC_NR, 15, __u32) |
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#define USBTMC_IOCTL_API_VERSION _IOR(USBTMC_IOC_NR, 16, __u32) |
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#define USBTMC488_IOCTL_GET_CAPS _IOR(USBTMC_IOC_NR, 17, unsigned char) |
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#define USBTMC488_IOCTL_READ_STB _IOR(USBTMC_IOC_NR, 18, unsigned char) |
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#define USBTMC488_IOCTL_REN_CONTROL _IOW(USBTMC_IOC_NR, 19, unsigned char) |
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#define USBTMC488_IOCTL_GOTO_LOCAL _IO(USBTMC_IOC_NR, 20) |
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#define USBTMC488_IOCTL_LOCAL_LOCKOUT _IO(USBTMC_IOC_NR, 21) |
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#define USBTMC488_IOCTL_TRIGGER _IO(USBTMC_IOC_NR, 22) |
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#define USBTMC488_IOCTL_WAIT_SRQ _IOW(USBTMC_IOC_NR, 23, __u32) |
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#define USBTMC_IOCTL_MSG_IN_ATTR _IOR(USBTMC_IOC_NR, 24, __u8) |
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#define USBTMC_IOCTL_AUTO_ABORT _IOW(USBTMC_IOC_NR, 25, __u8) |
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#define USBTMC_IOCTL_GET_STB _IOR(USBTMC_IOC_NR, 26, __u8) |
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#define USBTMC_IOCTL_GET_SRQ_STB _IOR(USBTMC_IOC_NR, 27, __u8) |
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/* Cancel and cleanup asynchronous calls */ |
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#define USBTMC_IOCTL_CANCEL_IO _IO(USBTMC_IOC_NR, 35) |
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#define USBTMC_IOCTL_CLEANUP_IO _IO(USBTMC_IOC_NR, 36) |
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/* Driver encoded usb488 capabilities */ |
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#define USBTMC488_CAPABILITY_TRIGGER 1 |
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#define USBTMC488_CAPABILITY_SIMPLE 2 |
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#define USBTMC488_CAPABILITY_REN_CONTROL 2 |
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#define USBTMC488_CAPABILITY_GOTO_LOCAL 2 |
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#define USBTMC488_CAPABILITY_LOCAL_LOCKOUT 2 |
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#define USBTMC488_CAPABILITY_488_DOT_2 4 |
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#define USBTMC488_CAPABILITY_DT1 16 |
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#define USBTMC488_CAPABILITY_RL1 32 |
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#define USBTMC488_CAPABILITY_SR1 64 |
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#define USBTMC488_CAPABILITY_FULL_SCPI 128 |
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#endif
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