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/*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*/
/*
* Copyright 2020 Oxide Computer Company
*/
#ifndef _USMN_H
#define _USMN_H
/*
* Private ioctls for interfacing with the usmn driver.
*/
#ifdef __cplusplus
extern "C" {
#endif
#define USMN_IOCTL (('u' << 24) | ('s' << 16) | ('m' << 8))
#define USMN_READ (USMN_IOCTL | 0x01)
#define USMN_WRITE (USMN_IOCTL | 0x02)
typedef struct usmn_reg {
uint32_t usr_addr;
uint32_t usr_data;
} usmn_reg_t;
#ifdef __cplusplus
}
#endif
#endif /* _USMN_H */
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