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/usr/src/kernels/4.18.0-553.56.1.el8_10.x86_64/include/uapi/linux/

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📁 android		[ DEL ]
📁 byteorder		[ DEL ]
📁 caif		[ DEL ]
📁 can		[ DEL ]
📁 cifs		[ DEL ]
📁 dvb		[ DEL ]
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📁 netfilter		[ DEL ]
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📁 netfilter_ipv4		[ DEL ]
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📁 nfsd		[ DEL ]
📁 raid		[ DEL ]
📁 sched		[ DEL ]
📁 spi		[ DEL ]
📁 sunrpc		[ DEL ]
📁 tc_act		[ DEL ]
📁 tc_ematch		[ DEL ]
📁 usb		[ DEL ]
📁 wimax		[ DEL ]
📄 Kbuild	352 B	[ EDIT ] \| [ DEL ]
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📄 auto_fs.h	6,450 B	[ EDIT ] \| [ DEL ]
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📄 cciss_ioctl.h	2,790 B	[ EDIT ] \| [ DEL ]
📄 cdrom.h	28,902 B	[ EDIT ] \| [ DEL ]
📄 cec-funcs.h	53,293 B	[ EDIT ] \| [ DEL ]
📄 cec.h	37,611 B	[ EDIT ] \| [ DEL ]
📄 cfm_bridge.h	1,466 B	[ EDIT ] \| [ DEL ]
📄 cgroupstats.h	2,219 B	[ EDIT ] \| [ DEL ]
📄 chio.h	5,351 B	[ EDIT ] \| [ DEL ]
📄 close_range.h	392 B	[ EDIT ] \| [ DEL ]
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📄 coda.h	17,682 B	[ EDIT ] \| [ DEL ]
📄 coda_psdev.h	798 B	[ EDIT ] \| [ DEL ]
📄 coff.h	12,476 B	[ EDIT ] \| [ DEL ]
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📄 coresight-stm.h	674 B	[ EDIT ] \| [ DEL ]
📄 cramfs_fs.h	3,570 B	[ EDIT ] \| [ DEL ]
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📄 cuda.h	920 B	[ EDIT ] \| [ DEL ]
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📄 dlm_device.h	2,599 B	[ EDIT ] \| [ DEL ]
📄 dlm_netlink.h	1,159 B	[ EDIT ] \| [ DEL ]
📄 dlm_plock.h	909 B	[ EDIT ] \| [ DEL ]
📄 dlmconstants.h	5,080 B	[ EDIT ] \| [ DEL ]
📄 dm-ioctl.h	11,400 B	[ EDIT ] \| [ DEL ]
📄 dm-log-userspace.h	15,191 B	[ EDIT ] \| [ DEL ]
📄 dma-buf.h	5,247 B	[ EDIT ] \| [ DEL ]
📄 dn.h	4,642 B	[ EDIT ] \| [ DEL ]
📄 dqblk_xfs.h	9,245 B	[ EDIT ] \| [ DEL ]
📄 edd.h	5,619 B	[ EDIT ] \| [ DEL ]
📄 efs_fs_sb.h	2,227 B	[ EDIT ] \| [ DEL ]
📄 elf-em.h	2,187 B	[ EDIT ] \| [ DEL ]
📄 elf-fdpic.h	1,139 B	[ EDIT ] \| [ DEL ]
📄 elf.h	13,486 B	[ EDIT ] \| [ DEL ]
📄 elfcore.h	3,062 B	[ EDIT ] \| [ DEL ]
📄 errno.h	23 B	[ EDIT ] \| [ DEL ]
📄 errqueue.h	1,492 B	[ EDIT ] \| [ DEL ]
📄 erspan.h	1,074 B	[ EDIT ] \| [ DEL ]
📄 ethtool.h	83,872 B	[ EDIT ] \| [ DEL ]
📄 ethtool_netlink.h	22,841 B	[ EDIT ] \| [ DEL ]
📄 eventpoll.h	2,869 B	[ EDIT ] \| [ DEL ]
📄 fadvise.h	842 B	[ EDIT ] \| [ DEL ]
📄 falloc.h	3,599 B	[ EDIT ] \| [ DEL ]
📄 fanotify.h	5,356 B	[ EDIT ] \| [ DEL ]
📄 fb.h	16,518 B	[ EDIT ] \| [ DEL ]
📄 fcntl.h	4,189 B	[ EDIT ] \| [ DEL ]
📄 fd.h	11,721 B	[ EDIT ] \| [ DEL ]
📄 fdreg.h	5,420 B	[ EDIT ] \| [ DEL ]
📄 fib_rules.h	2,036 B	[ EDIT ] \| [ DEL ]
📄 fiemap.h	2,775 B	[ EDIT ] \| [ DEL ]
📄 filter.h	2,265 B	[ EDIT ] \| [ DEL ]
📄 firewire-cdev.h	43,886 B	[ EDIT ] \| [ DEL ]
📄 firewire-constants.h	3,231 B	[ EDIT ] \| [ DEL ]
📄 flat.h	2,163 B	[ EDIT ] \| [ DEL ]
📄 fou.h	709 B	[ EDIT ] \| [ DEL ]
📄 fpga-dfl.h	8,743 B	[ EDIT ] \| [ DEL ]
📄 fs.h	13,511 B	[ EDIT ] \| [ DEL ]
📄 fsl_hypervisor.h	7,316 B	[ EDIT ] \| [ DEL ]
📄 fsmap.h	4,385 B	[ EDIT ] \| [ DEL ]
📄 fuse.h	23,529 B	[ EDIT ] \| [ DEL ]
📄 futex.h	5,049 B	[ EDIT ] \| [ DEL ]
📄 gameport.h	912 B	[ EDIT ] \| [ DEL ]
📄 gen_stats.h	1,526 B	[ EDIT ] \| [ DEL ]
📄 genetlink.h	2,190 B	[ EDIT ] \| [ DEL ]
📄 gfs2_ondisk.h	14,739 B	[ EDIT ] \| [ DEL ]
📄 gigaset_dev.h	1,442 B	[ EDIT ] \| [ DEL ]
📄 gpio.h	6,766 B	[ EDIT ] \| [ DEL ]
📄 gsmmux.h	1,041 B	[ EDIT ] \| [ DEL ]
📄 gtp.h	696 B	[ EDIT ] \| [ DEL ]
📄 hash_info.h	936 B	[ EDIT ] \| [ DEL ]
📄 hdlc.h	652 B	[ EDIT ] \| [ DEL ]
📄 hdlcdrv.h	2,923 B	[ EDIT ] \| [ DEL ]
📄 hdreg.h	22,945 B	[ EDIT ] \| [ DEL ]
📄 hid.h	1,916 B	[ EDIT ] \| [ DEL ]
📄 hiddev.h	6,360 B	[ EDIT ] \| [ DEL ]
📄 hidraw.h	2,008 B	[ EDIT ] \| [ DEL ]
📄 hpet.h	785 B	[ EDIT ] \| [ DEL ]
📄 hsr_netlink.h	1,081 B	[ EDIT ] \| [ DEL ]
📄 hw_breakpoint.h	757 B	[ EDIT ] \| [ DEL ]
📄 hyperv.h	11,167 B	[ EDIT ] \| [ DEL ]
📄 hysdn_if.h	1,382 B	[ EDIT ] \| [ DEL ]
📄 i2c-dev.h	2,668 B	[ EDIT ] \| [ DEL ]
📄 i2c.h	7,147 B	[ EDIT ] \| [ DEL ]
📄 i2o-dev.h	11,646 B	[ EDIT ] \| [ DEL ]
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📄 icmp.h	2,990 B	[ EDIT ] \| [ DEL ]
📄 icmpv6.h	4,053 B	[ EDIT ] \| [ DEL ]
📄 idxd.h	8,461 B	[ EDIT ] \| [ DEL ]
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📄 if_alg.h	946 B	[ EDIT ] \| [ DEL ]
📄 if_arcnet.h	3,717 B	[ EDIT ] \| [ DEL ]
📄 if_arp.h	6,592 B	[ EDIT ] \| [ DEL ]
📄 if_bonding.h	5,291 B	[ EDIT ] \| [ DEL ]
📄 if_bridge.h	19,529 B	[ EDIT ] \| [ DEL ]
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📄 if_ether.h	8,263 B	[ EDIT ] \| [ DEL ]
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📄 if_hippi.h	4,235 B	[ EDIT ] \| [ DEL ]
📄 if_infiniband.h	1,245 B	[ EDIT ] \| [ DEL ]
📄 if_link.h	31,698 B	[ EDIT ] \| [ DEL ]
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📄 inet_diag.h	4,687 B	[ EDIT ] \| [ DEL ]
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📄 input-event-codes.h	28,616 B	[ EDIT ] \| [ DEL ]
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📄 ip.h	4,826 B	[ EDIT ] \| [ DEL ]
📄 ip6_tunnel.h	1,953 B	[ EDIT ] \| [ DEL ]
📄 ip_vs.h	13,631 B	[ EDIT ] \| [ DEL ]
📄 ipc.h	2,123 B	[ EDIT ] \| [ DEL ]
📄 ipmi.h	15,505 B	[ EDIT ] \| [ DEL ]
📄 ipmi_bmc.h	479 B	[ EDIT ] \| [ DEL ]
📄 ipmi_msgdefs.h	3,430 B	[ EDIT ] \| [ DEL ]
📄 ipmi_ssif_bmc.h	456 B	[ EDIT ] \| [ DEL ]
📄 ipsec.h	947 B	[ EDIT ] \| [ DEL ]
📄 ipv6.h	3,982 B	[ EDIT ] \| [ DEL ]
📄 ipv6_route.h	1,923 B	[ EDIT ] \| [ DEL ]
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📄 isdn.h	5,789 B	[ EDIT ] \| [ DEL ]
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📄 isdn_ppp.h	1,938 B	[ EDIT ] \| [ DEL ]
📄 isdnif.h	2,385 B	[ EDIT ] \| [ DEL ]
📄 iso_fs.h	6,485 B	[ EDIT ] \| [ DEL ]
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📄 ivtv.h	3,063 B	[ EDIT ] \| [ DEL ]
📄 ivtvfb.h	1,241 B	[ EDIT ] \| [ DEL ]
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📄 joystick.h	3,449 B	[ EDIT ] \| [ DEL ]
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📄 kernel-page-flags.h	915 B	[ EDIT ] \| [ DEL ]
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📄 kernelcapi.h	1,034 B	[ EDIT ] \| [ DEL ]
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📄 keyctl.h	3,514 B	[ EDIT ] \| [ DEL ]
📄 kfd_ioctl.h	28,814 B	[ EDIT ] \| [ DEL ]
📄 kfd_sysfs.h	4,350 B	[ EDIT ] \| [ DEL ]
📄 kvm.h	61,602 B	[ EDIT ] \| [ DEL ]
📄 kvm_para.h	1,016 B	[ EDIT ] \| [ DEL ]
📄 l2tp.h	5,606 B	[ EDIT ] \| [ DEL ]
📄 libc-compat.h	8,304 B	[ EDIT ] \| [ DEL ]
📄 lightnvm.h	5,168 B	[ EDIT ] \| [ DEL ]
📄 limits.h	947 B	[ EDIT ] \| [ DEL ]
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📄 mdio.h	17,283 B	[ EDIT ] \| [ DEL ]
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📄 mic_common.h	6,499 B	[ EDIT ] \| [ DEL ]
📄 mic_ioctl.h	2,310 B	[ EDIT ] \| [ DEL ]
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📄 minix_fs.h	2,122 B	[ EDIT ] \| [ DEL ]
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📄 mpls_iptunnel.h	776 B	[ EDIT ] \| [ DEL ]
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📄 mroute.h	5,442 B	[ EDIT ] \| [ DEL ]
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📄 nbd-netlink.h	2,423 B	[ EDIT ] \| [ DEL ]
📄 nbd.h	3,039 B	[ EDIT ] \| [ DEL ]
📄 ncsi.h	3,880 B	[ EDIT ] \| [ DEL ]
📄 ndctl.h	6,693 B	[ EDIT ] \| [ DEL ]
📄 neighbour.h	5,138 B	[ EDIT ] \| [ DEL ]
📄 net.h	2,100 B	[ EDIT ] \| [ DEL ]
📄 net_dropmon.h	2,922 B	[ EDIT ] \| [ DEL ]
📄 net_namespace.h	730 B	[ EDIT ] \| [ DEL ]
📄 net_tstamp.h	5,806 B	[ EDIT ] \| [ DEL ]
📄 netconf.h	629 B	[ EDIT ] \| [ DEL ]
📄 netdevice.h	2,268 B	[ EDIT ] \| [ DEL ]
📄 netfilter.h	1,888 B	[ EDIT ] \| [ DEL ]
📄 netfilter_arp.h	471 B	[ EDIT ] \| [ DEL ]
📄 netfilter_bridge.h	1,209 B	[ EDIT ] \| [ DEL ]
📄 netfilter_decnet.h	2,050 B	[ EDIT ] \| [ DEL ]
📄 netfilter_ipv4.h	2,229 B	[ EDIT ] \| [ DEL ]
📄 netfilter_ipv6.h	2,249 B	[ EDIT ] \| [ DEL ]
📄 netlink.h	11,562 B	[ EDIT ] \| [ DEL ]
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📄 netrom.h	807 B	[ EDIT ] \| [ DEL ]
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📄 nfs2.h	1,468 B	[ EDIT ] \| [ DEL ]
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📄 nfs4_mount.h	1,953 B	[ EDIT ] \| [ DEL ]
📄 nfs_fs.h	1,656 B	[ EDIT ] \| [ DEL ]
📄 nfs_idmap.h	2,258 B	[ EDIT ] \| [ DEL ]
📄 nfs_mount.h	2,142 B	[ EDIT ] \| [ DEL ]
📄 nfsacl.h	733 B	[ EDIT ] \| [ DEL ]
📄 nilfs2_api.h	7,565 B	[ EDIT ] \| [ DEL ]
📄 nilfs2_ondisk.h	18,001 B	[ EDIT ] \| [ DEL ]
📄 nitro_enclaves.h	13,167 B	[ EDIT ] \| [ DEL ]
📄 nl80211.h	335,264 B	[ EDIT ] \| [ DEL ]
📄 nsfs.h	639 B	[ EDIT ] \| [ DEL ]
📄 nubus.h	8,206 B	[ EDIT ] \| [ DEL ]
📄 nvme_ioctl.h	2,127 B	[ EDIT ] \| [ DEL ]
📄 nvram.h	547 B	[ EDIT ] \| [ DEL ]
📄 omap3isp.h	21,271 B	[ EDIT ] \| [ DEL ]
📄 omapfb.h	5,940 B	[ EDIT ] \| [ DEL ]
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📄 phantom.h	1,654 B	[ EDIT ] \| [ DEL ]
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[ CLOSE ]

EDIT: nitro_enclaves.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 */

#ifndef _UAPI_LINUX_NITRO_ENCLAVES_H_
#define _UAPI_LINUX_NITRO_ENCLAVES_H_

#include <linux/types.h>

/**
 * DOC: Nitro Enclaves (NE) Kernel Driver Interface
 */

/**
 * NE_CREATE_VM - The command is used to create a slot that is associated with
 *		  an enclave VM.
 *		  The generated unique slot id is an output parameter.
 *		  The ioctl can be invoked on the /dev/nitro_enclaves fd, before
 *		  setting any resources, such as memory and vCPUs, for an
 *		  enclave. Memory and vCPUs are set for the slot mapped to an enclave.
 *		  A NE CPU pool has to be set before calling this function. The
 *		  pool can be set after the NE driver load, using
 *		  /sys/module/nitro_enclaves/parameters/ne_cpus.
 *		  Its format is the detailed in the cpu-lists section:
 *		  https://www.kernel.org/doc/html/latest/admin-guide/kernel-parameters.html
 *		  CPU 0 and its siblings have to remain available for the
 *		  primary / parent VM, so they cannot be set for enclaves. Full
 *		  CPU core(s), from the same NUMA node, need(s) to be included
 *		  in the CPU pool.
 *
 * Context: Process context.
 * Return:
 * * Enclave file descriptor		- Enclave file descriptor used with
 *					  ioctl calls to set vCPUs and memory
 *					  regions, then start the enclave.
 * *  -1				- There was a failure in the ioctl logic.
 * On failure, errno is set to:
 * * EFAULT				- copy_to_user() failure.
 * * ENOMEM				- Memory allocation failure for internal
 *					  bookkeeping variables.
 * * NE_ERR_NO_CPUS_AVAIL_IN_POOL	- No NE CPU pool set / no CPUs available
 *					  in the pool.
 * * Error codes from get_unused_fd_flags() and anon_inode_getfile().
 * * Error codes from the NE PCI device request.
 */
#define NE_CREATE_VM			_IOR(0xAE, 0x20, __u64)

/**
 * NE_ADD_VCPU - The command is used to set a vCPU for an enclave. The vCPU can
 *		 be auto-chosen from the NE CPU pool or it can be set by the
 *		 caller, with the note that it needs to be available in the NE
 *		 CPU pool. Full CPU core(s), from the same NUMA node, need(s) to
 *		 be associated with an enclave.
 *		 The vCPU id is an input / output parameter. If its value is 0,
 *		 then a CPU is chosen from the enclave CPU pool and returned via
 *		 this parameter.
 *		 The ioctl can be invoked on the enclave fd, before an enclave
 *		 is started.
 *
 * Context: Process context.
 * Return:
 * * 0					- Logic succesfully completed.
 * *  -1				- There was a failure in the ioctl logic.
 * On failure, errno is set to:
 * * EFAULT				- copy_from_user() / copy_to_user() failure.
 * * ENOMEM				- Memory allocation failure for internal
 *					  bookkeeping variables.
 * * EIO				- Current task mm is not the same as the one
 *					  that created the enclave.
 * * NE_ERR_NO_CPUS_AVAIL_IN_POOL	- No CPUs available in the NE CPU pool.
 * * NE_ERR_VCPU_ALREADY_USED		- The provided vCPU is already used.
 * * NE_ERR_VCPU_NOT_IN_CPU_POOL	- The provided vCPU is not available in the
 *					  NE CPU pool.
 * * NE_ERR_VCPU_INVALID_CPU_CORE	- The core id of the provided vCPU is invalid
 *					  or out of range.
 * * NE_ERR_NOT_IN_INIT_STATE		- The enclave is not in init state
 *					  (init = before being started).
 * * NE_ERR_INVALID_VCPU		- The provided vCPU is not in the available
 *					  CPUs range.
 * * Error codes from the NE PCI device request.
 */
#define NE_ADD_VCPU			_IOWR(0xAE, 0x21, __u32)

/**
 * NE_GET_IMAGE_LOAD_INFO - The command is used to get information needed for
 *			    in-memory enclave image loading e.g. offset in
 *			    enclave memory to start placing the enclave image.
 *			    The image load info is an input / output parameter.
 *			    It includes info provided by the caller - flags -
 *			    and returns the offset in enclave memory where to
 *			    start placing the enclave image.
 *			    The ioctl can be invoked on the enclave fd, before
 *			    an enclave is started.
 *
 * Context: Process context.
 * Return:
 * * 0				- Logic succesfully completed.
 * *  -1			- There was a failure in the ioctl logic.
 * On failure, errno is set to:
 * * EFAULT			- copy_from_user() / copy_to_user() failure.
 * * NE_ERR_NOT_IN_INIT_STATE	- The enclave is not in init state (init =
 *				  before being started).
 * * NE_ERR_INVALID_FLAG_VALUE	- The value of the provided flag is invalid.
 */
#define NE_GET_IMAGE_LOAD_INFO		_IOWR(0xAE, 0x22, struct ne_image_load_info)

/**
 * NE_SET_USER_MEMORY_REGION - The command is used to set a memory region for an
 *			       enclave, given the allocated memory from the
 *			       userspace. Enclave memory needs to be from the
 *			       same NUMA node as the enclave CPUs.
 *			       The user memory region is an input parameter. It
 *			       includes info provided by the caller - flags,
 *			       memory size and userspace address.
 *			       The ioctl can be invoked on the enclave fd,
 *			       before an enclave is started.
 *
 * Context: Process context.
 * Return:
 * * 0					- Logic succesfully completed.
 * *  -1				- There was a failure in the ioctl logic.
 * On failure, errno is set to:
 * * EFAULT				- copy_from_user() failure.
 * * EINVAL				- Invalid physical memory region(s) e.g.
 *					  unaligned address.
 * * EIO				- Current task mm is not the same as
 *					  the one that created the enclave.
 * * ENOMEM				- Memory allocation failure for internal
 *					  bookkeeping variables.
 * * NE_ERR_NOT_IN_INIT_STATE		- The enclave is not in init state
 *					  (init = before being started).
 * * NE_ERR_INVALID_MEM_REGION_SIZE	- The memory size of the region is not
 *					  multiple of 2 MiB.
 * * NE_ERR_INVALID_MEM_REGION_ADDR	- Invalid user space address given.
 * * NE_ERR_UNALIGNED_MEM_REGION_ADDR	- Unaligned user space address given.
 * * NE_ERR_MEM_REGION_ALREADY_USED	- The memory region is already used.
 * * NE_ERR_MEM_NOT_HUGE_PAGE		- The memory region is not backed by
 *					  huge pages.
 * * NE_ERR_MEM_DIFFERENT_NUMA_NODE	- The memory region is not from the same
 *					  NUMA node as the CPUs.
 * * NE_ERR_MEM_MAX_REGIONS		- The number of memory regions set for
 *					  the enclave reached maximum.
 * * NE_ERR_INVALID_PAGE_SIZE		- The memory region is not backed by
 *					  pages multiple of 2 MiB.
 * * NE_ERR_INVALID_FLAG_VALUE		- The value of the provided flag is invalid.
 * * Error codes from get_user_pages().
 * * Error codes from the NE PCI device request.
 */
#define NE_SET_USER_MEMORY_REGION	_IOW(0xAE, 0x23, struct ne_user_memory_region)

/**
 * NE_START_ENCLAVE - The command is used to trigger enclave start after the
 *		      enclave resources, such as memory and CPU, have been set.
 *		      The enclave start info is an input / output parameter. It
 *		      includes info provided by the caller - enclave cid and
 *		      flags - and returns the cid (if input cid is 0).
 *		      The ioctl can be invoked on the enclave fd, after an
 *		      enclave slot is created and resources, such as memory and
 *		      vCPUs are set for an enclave.
 *
 * Context: Process context.
 * Return:
 * * 0					- Logic succesfully completed.
 * *  -1				- There was a failure in the ioctl logic.
 * On failure, errno is set to:
 * * EFAULT				- copy_from_user() / copy_to_user() failure.
 * * NE_ERR_NOT_IN_INIT_STATE		- The enclave is not in init state
 *					  (init = before being started).
 * * NE_ERR_NO_MEM_REGIONS_ADDED	- No memory regions are set.
 * * NE_ERR_NO_VCPUS_ADDED		- No vCPUs are set.
 * *  NE_ERR_FULL_CORES_NOT_USED	- Full core(s) not set for the enclave.
 * * NE_ERR_ENCLAVE_MEM_MIN_SIZE	- Enclave memory is less than minimum
 *					  memory size (64 MiB).
 * * NE_ERR_INVALID_FLAG_VALUE		- The value of the provided flag is invalid.
 * *  NE_ERR_INVALID_ENCLAVE_CID	- The provided enclave CID is invalid.
 * * Error codes from the NE PCI device request.
 */
#define NE_START_ENCLAVE		_IOWR(0xAE, 0x24, struct ne_enclave_start_info)

/**
 * DOC: NE specific error codes
 */

/**
 * NE_ERR_VCPU_ALREADY_USED - The provided vCPU is already used.
 */
#define NE_ERR_VCPU_ALREADY_USED		(256)
/**
 * NE_ERR_VCPU_NOT_IN_CPU_POOL - The provided vCPU is not available in the
 *				 NE CPU pool.
 */
#define NE_ERR_VCPU_NOT_IN_CPU_POOL		(257)
/**
 * NE_ERR_VCPU_INVALID_CPU_CORE - The core id of the provided vCPU is invalid
 *				  or out of range of the NE CPU pool.
 */
#define NE_ERR_VCPU_INVALID_CPU_CORE		(258)
/**
 * NE_ERR_INVALID_MEM_REGION_SIZE - The user space memory region size is not
 *				    multiple of 2 MiB.
 */
#define NE_ERR_INVALID_MEM_REGION_SIZE		(259)
/**
 * NE_ERR_INVALID_MEM_REGION_ADDR - The user space memory region address range
 *				    is invalid.
 */
#define NE_ERR_INVALID_MEM_REGION_ADDR		(260)
/**
 * NE_ERR_UNALIGNED_MEM_REGION_ADDR - The user space memory region address is
 *				      not aligned.
 */
#define NE_ERR_UNALIGNED_MEM_REGION_ADDR	(261)
/**
 * NE_ERR_MEM_REGION_ALREADY_USED - The user space memory region is already used.
 */
#define NE_ERR_MEM_REGION_ALREADY_USED		(262)
/**
 * NE_ERR_MEM_NOT_HUGE_PAGE - The user space memory region is not backed by
 *			      contiguous physical huge page(s).
 */
#define NE_ERR_MEM_NOT_HUGE_PAGE		(263)
/**
 * NE_ERR_MEM_DIFFERENT_NUMA_NODE - The user space memory region is backed by
 *				    pages from different NUMA nodes than the CPUs.
 */
#define NE_ERR_MEM_DIFFERENT_NUMA_NODE		(264)
/**
 * NE_ERR_MEM_MAX_REGIONS - The supported max memory regions per enclaves has
 *			    been reached.
 */
#define NE_ERR_MEM_MAX_REGIONS			(265)
/**
 * NE_ERR_NO_MEM_REGIONS_ADDED - The command to start an enclave is triggered
 *				 and no memory regions are added.
 */
#define NE_ERR_NO_MEM_REGIONS_ADDED		(266)
/**
 * NE_ERR_NO_VCPUS_ADDED - The command to start an enclave is triggered and no
 *			   vCPUs are added.
 */
#define NE_ERR_NO_VCPUS_ADDED			(267)
/**
 * NE_ERR_ENCLAVE_MEM_MIN_SIZE - The enclave memory size is lower than the
 *				 minimum supported.
 */
#define NE_ERR_ENCLAVE_MEM_MIN_SIZE		(268)
/**
 * NE_ERR_FULL_CORES_NOT_USED - The command to start an enclave is triggered and
 *				full CPU cores are not set.
 */
#define NE_ERR_FULL_CORES_NOT_USED		(269)
/**
 * NE_ERR_NOT_IN_INIT_STATE - The enclave is not in init state when setting
 *			      resources or triggering start.
 */
#define NE_ERR_NOT_IN_INIT_STATE		(270)
/**
 * NE_ERR_INVALID_VCPU - The provided vCPU is out of range of the available CPUs.
 */
#define NE_ERR_INVALID_VCPU			(271)
/**
 * NE_ERR_NO_CPUS_AVAIL_IN_POOL - The command to create an enclave is triggered
 *				  and no CPUs are available in the pool.
 */
#define NE_ERR_NO_CPUS_AVAIL_IN_POOL		(272)
/**
 * NE_ERR_INVALID_PAGE_SIZE - The user space memory region is not backed by pages
 *			      multiple of 2 MiB.
 */
#define NE_ERR_INVALID_PAGE_SIZE		(273)
/**
 * NE_ERR_INVALID_FLAG_VALUE - The provided flag value is invalid.
 */
#define NE_ERR_INVALID_FLAG_VALUE		(274)
/**
 * NE_ERR_INVALID_ENCLAVE_CID - The provided enclave CID is invalid, either
 *				being a well-known value or the CID of the
 *				parent / primary VM.
 */
#define NE_ERR_INVALID_ENCLAVE_CID		(275)

/**
 * DOC: Image load info flags
 */

/**
 * NE_EIF_IMAGE - Enclave Image Format (EIF)
 */
#define NE_EIF_IMAGE			(0x01)

#define NE_IMAGE_LOAD_MAX_FLAG_VAL	(0x02)

/**
 * struct ne_image_load_info - Info necessary for in-memory enclave image
 *			       loading (in / out).
 * @flags:		Flags to determine the enclave image type
 *			(e.g. Enclave Image Format - EIF) (in).
 * @memory_offset:	Offset in enclave memory where to start placing the
 *			enclave image (out).
 */
struct ne_image_load_info {
	__u64	flags;
	__u64	memory_offset;
};

/**
 * DOC: User memory region flags
 */

/**
 * NE_DEFAULT_MEMORY_REGION - Memory region for enclave general usage.
 */
#define NE_DEFAULT_MEMORY_REGION	(0x00)

#define NE_MEMORY_REGION_MAX_FLAG_VAL	(0x01)

/**
 * struct ne_user_memory_region - Memory region to be set for an enclave (in).
 * @flags:		Flags to determine the usage for the memory region (in).
 * @memory_size:	The size, in bytes, of the memory region to be set for
 *			an enclave (in).
 * @userspace_addr:	The start address of the userspace allocated memory of
 *			the memory region to set for an enclave (in).
 */
struct ne_user_memory_region {
	__u64	flags;
	__u64	memory_size;
	__u64	userspace_addr;
};

/**
 * DOC: Enclave start info flags
 */

/**
 * NE_ENCLAVE_PRODUCTION_MODE - Start enclave in production mode.
 */
#define NE_ENCLAVE_PRODUCTION_MODE	(0x00)
/**
 * NE_ENCLAVE_DEBUG_MODE - Start enclave in debug mode.
 */
#define NE_ENCLAVE_DEBUG_MODE		(0x01)

#define NE_ENCLAVE_START_MAX_FLAG_VAL	(0x02)

/**
 * struct ne_enclave_start_info - Setup info necessary for enclave start (in / out).
 * @flags:		Flags for the enclave to start with (e.g. debug mode) (in).
 * @enclave_cid:	Context ID (CID) for the enclave vsock device. If 0 as
 *			input, the CID is autogenerated by the hypervisor and
 *			returned back as output by the driver (in / out).
 */
struct ne_enclave_start_info {
	__u64	flags;
	__u64	enclave_cid;
};

#endif /* _UAPI_LINUX_NITRO_ENCLAVES_H_ */