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/* SPDX-License-Identifier: GPL-2.0 */
/***************************************************************************
* copyright : (C) 2002 by Frank Mori Hess
***************************************************************************/
#ifndef _GPIB_IOCTL_H
#define _GPIB_IOCTL_H
#include <asm/ioctl.h>
#include <linux/types.h>
#define GPIB_CODE 160
struct gpib_board_type_ioctl {
char name[100];
};
/* argument for read/write/command ioctls */
struct gpib_read_write_ioctl {
__u64 buffer_ptr;
__u32 requested_transfer_count;
__u32 completed_transfer_count;
__s32 end; /* end flag return for reads, end io suppression request for cmd*/
__s32 handle;
};
struct gpib_open_dev_ioctl {
__u32 handle;
__u32 pad;
__s32 sad;
__u32 is_board;
};
struct gpib_close_dev_ioctl {
__u32 handle;
};
struct gpib_serial_poll_ioctl {
__u32 pad;
__s32 sad;
__u8 status_byte;
__u8 padding[3]; // align to 32 bit boundary
};
struct gpib_eos_ioctl {
__s32 eos;
__s32 eos_flags;
};
struct gpib_wait_ioctl {
__s32 handle;
__s32 wait_mask;
__s32 clear_mask;
__s32 set_mask;
__s32 ibsta;
__s32 pad;
__s32 sad;
__u32 usec_timeout;
};
struct gpib_online_ioctl {
__u64 init_data_ptr;
__s32 init_data_length;
__s32 online;
};
struct gpib_spoll_bytes_ioctl {
__u32 num_bytes;
__u32 pad;
__s32 sad;
};
struct gpib_board_info_ioctl {
__u32 pad;
__s32 sad;
__s32 parallel_poll_configuration;
__s32 autopolling;
__s32 is_system_controller;
__u32 t1_delay;
unsigned ist : 1;
unsigned no_7_bit_eos : 1;
unsigned padding :30; // align to 32 bit boundary
};
struct gpib_select_pci_ioctl {
__s32 pci_bus;
__s32 pci_slot;
};
struct gpib_ppoll_config_ioctl {
__u8 config;
unsigned set_ist : 1;
unsigned clear_ist : 1;
unsigned padding :22; // align to 32 bit boundary
};
struct gpib_pad_ioctl {
__u32 handle;
__u32 pad;
};
struct gpib_sad_ioctl {
__u32 handle;
__s32 sad;
};
// select a piece of hardware to attach by its sysfs device path
struct gpib_select_device_path_ioctl {
char device_path[0x1000];
};
// update status byte and request service
struct gpib_request_service2 {
__u8 status_byte;
__u8 padding[3]; // align to 32 bit boundary
__s32 new_reason_for_service;
};
/* Standard functions. */
enum gpib_ioctl {
IBRD = _IOWR(GPIB_CODE, 100, struct gpib_read_write_ioctl),
IBWRT = _IOWR(GPIB_CODE, 101, struct gpib_read_write_ioctl),
IBCMD = _IOWR(GPIB_CODE, 102, struct gpib_read_write_ioctl),
IBOPENDEV = _IOWR(GPIB_CODE, 3, struct gpib_open_dev_ioctl),
IBCLOSEDEV = _IOW(GPIB_CODE, 4, struct gpib_close_dev_ioctl),
IBWAIT = _IOWR(GPIB_CODE, 5, struct gpib_wait_ioctl),
IBRPP = _IOWR(GPIB_CODE, 6, __u8),
IBSIC = _IOW(GPIB_CODE, 9, __u32),
IBSRE = _IOW(GPIB_CODE, 10, __s32),
IBGTS = _IO(GPIB_CODE, 11),
IBCAC = _IOW(GPIB_CODE, 12, __s32),
IBLINES = _IOR(GPIB_CODE, 14, __s16),
IBPAD = _IOW(GPIB_CODE, 15, struct gpib_pad_ioctl),
IBSAD = _IOW(GPIB_CODE, 16, struct gpib_sad_ioctl),
IBTMO = _IOW(GPIB_CODE, 17, __u32),
IBRSP = _IOWR(GPIB_CODE, 18, struct gpib_serial_poll_ioctl),
IBEOS = _IOW(GPIB_CODE, 19, struct gpib_eos_ioctl),
IBRSV = _IOW(GPIB_CODE, 20, __u8),
CFCBASE = _IOW(GPIB_CODE, 21, __u64),
CFCIRQ = _IOW(GPIB_CODE, 22, __u32),
CFCDMA = _IOW(GPIB_CODE, 23, __u32),
CFCBOARDTYPE = _IOW(GPIB_CODE, 24, struct gpib_board_type_ioctl),
IBMUTEX = _IOW(GPIB_CODE, 26, __s32),
IBSPOLL_BYTES = _IOWR(GPIB_CODE, 27, struct gpib_spoll_bytes_ioctl),
IBPPC = _IOW(GPIB_CODE, 28, struct gpib_ppoll_config_ioctl),
IBBOARD_INFO = _IOR(GPIB_CODE, 29, struct gpib_board_info_ioctl),
IBQUERY_BOARD_RSV = _IOR(GPIB_CODE, 31, __s32),
IBSELECT_PCI = _IOWR(GPIB_CODE, 32, struct gpib_select_pci_ioctl),
IBEVENT = _IOR(GPIB_CODE, 33, __s16),
IBRSC = _IOW(GPIB_CODE, 34, __s32),
IB_T1_DELAY = _IOW(GPIB_CODE, 35, __u32),
IBLOC = _IO(GPIB_CODE, 36),
IBAUTOSPOLL = _IOW(GPIB_CODE, 38, __s16),
IBONL = _IOW(GPIB_CODE, 39, struct gpib_online_ioctl),
IBPP2_SET = _IOW(GPIB_CODE, 40, __s16),
IBPP2_GET = _IOR(GPIB_CODE, 41, __s16),
IBSELECT_DEVICE_PATH = _IOW(GPIB_CODE, 43, struct gpib_select_device_path_ioctl),
// 44 was IBSELECT_SERIAL_NUMBER
IBRSV2 = _IOW(GPIB_CODE, 45, struct gpib_request_service2)
};
#endif /* _GPIB_IOCTL_H */
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