linux/include/uapi/linux/fsi.h

/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_FSI_H
#define _UAPI_LINUX_FSI_H

#include <linux/types.h>
#include <linux/ioctl.h>

/*
 * /dev/scom "raw" ioctl interface
 *
 * The driver supports a high level "read/write" interface which
 * handles retries and converts the status to Linux error codes,
 * however low level tools an debugger need to access the "raw"
 * HW status information and interpret it themselves, so this
 * ioctl interface is also provided for their use case.
 */

/* Structure for SCOM read/write */
struct scom_access { … };

/* Flags for SCOM check */
#define SCOM_CHECK_SUPPORTED …
#define SCOM_CHECK_PROTECTED …

/* Flags for SCOM reset */
#define SCOM_RESET_INTF …
#define SCOM_RESET_PIB …

#define FSI_SCOM_CHECK …
#define FSI_SCOM_READ …
#define FSI_SCOM_WRITE …
#define FSI_SCOM_RESET …

/*
 * /dev/sbefifo* ioctl interface
 */

/**
 * FSI_SBEFIFO_CMD_TIMEOUT sets the timeout for writing data to the SBEFIFO.
 *
 * The command timeout is specified in seconds.  The minimum value of command
 * timeout is 1 seconds (default) and the maximum value of command timeout is
 * 120 seconds.  A command timeout of 0 will reset the value to the default of
 * 1 seconds.
 */
#define FSI_SBEFIFO_CMD_TIMEOUT_SECONDS …

/**
 * FSI_SBEFIFO_READ_TIMEOUT sets the read timeout for response from SBE.
 *
 * The read timeout is specified in seconds.  The minimum value of read
 * timeout is 10 seconds (default) and the maximum value of read timeout is
 * 120 seconds.  A read timeout of 0 will reset the value to the default of
 * (10 seconds).
 */
#define FSI_SBEFIFO_READ_TIMEOUT_SECONDS …

#endif /* _UAPI_LINUX_FSI_H */