litmus-rt-ext-res.git - LITMUS^RT with extended reservations for Forbidden Zones paper @ RTAS'20

Branch	Commit message	Author	Age
5.4-EXT-RES	Switch to HRTIMER_MODE_ABS_PINNED_HARD	leochanj105	5 years
EXT-RES	BUG FIXES	ztong	5 years
WIP	Update	ztong	3 years
budgeting	fixes for RTSS	ztong	4 years
forbidden-zones	Fixed Occasional Deadlock when scheduling	Zelin Tong	5 years
omlp	Added final step of priority inheritance.	Tanya Amert	5 years
update_litmus_2019	omlp_fz_police bug fix	ztong	5 years

/***************************************************************************** * wanrouter.h Definitions for the WAN Multiprotocol Router Module. * This module provides API and common services for WAN Link * Drivers and is completely hardware-independent. * * Author: Nenad Corbic <ncorbic@sangoma.com> * Gideon Hack * Additions: Arnaldo Melo * * Copyright: (c) 1995-2000 Sangoma Technologies Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. * ============================================================================ * Jul 21, 2000 Nenad Corbic Added WAN_FT1_READY State * Feb 24, 2000 Nenad Corbic Added support for socket based x25api * Jan 28, 2000 Nenad Corbic Added support for the ASYNC protocol. * Oct 04, 1999 Nenad Corbic Updated for 2.1.0 release * Jun 02, 1999 Gideon Hack Added support for the S514 adapter. * May 23, 1999 Arnaldo Melo Added local_addr to wanif_conf_t * WAN_DISCONNECTING state added * Jul 20, 1998 David Fong Added Inverse ARP options to 'wanif_conf_t' * Jun 12, 1998 David Fong Added Cisco HDLC support. * Dec 16, 1997 Jaspreet Singh Moved 'enable_IPX' and 'network_number' to * 'wanif_conf_t' * Dec 05, 1997 Jaspreet Singh Added 'pap', 'chap' to 'wanif_conf_t' * Added 'authenticator' to 'wan_ppp_conf_t' * Nov 06, 1997 Jaspreet Singh Changed Router Driver version to 1.1 from 1.0 * Oct 20, 1997 Jaspreet Singh Added 'cir','bc','be' and 'mc' to 'wanif_conf_t' * Added 'enable_IPX' and 'network_number' to * 'wan_device_t'. Also added defines for * UDP PACKET TYPE, Interrupt test, critical values * for RACE conditions. * Oct 05, 1997 Jaspreet Singh Added 'dlci_num' and 'dlci[100]' to * 'wan_fr_conf_t' to configure a list of dlci(s) * for a NODE * Jul 07, 1997 Jaspreet Singh Added 'ttl' to 'wandev_conf_t' & 'wan_device_t' * May 29, 1997 Jaspreet Singh Added 'tx_int_enabled' to 'wan_device_t' * May 21, 1997 Jaspreet Singh Added 'udp_port' to 'wan_device_t' * Apr 25, 1997 Farhan Thawar Added 'udp_port' to 'wandev_conf_t' * Jan 16, 1997 Gene Kozin router_devlist made public * Jan 02, 1997 Gene Kozin Initial version (based on wanpipe.h). *****************************************************************************/ #include <linux/spinlock.h> /* Support for SMP Locking */ #ifndef _ROUTER_H #define _ROUTER_H #define ROUTER_NAME "wanrouter" /* in case we ever change it */ #define ROUTER_VERSION 1 /* version number */ #define ROUTER_RELEASE 1 /* release (minor version) number */ #define ROUTER_IOCTL 'W' /* for IOCTL calls */ #define ROUTER_MAGIC 0x524D4157L /* signature: 'WANR' reversed */ /* IOCTL codes for /proc/router/<device> entries (up to 255) */ enum router_ioctls { ROUTER_SETUP = ROUTER_IOCTL<<8, /* configure device */ ROUTER_DOWN, /* shut down device */ ROUTER_STAT, /* get device status */ ROUTER_IFNEW, /* add interface */ ROUTER_IFDEL, /* delete interface */ ROUTER_IFSTAT, /* get interface status */ ROUTER_USER = (ROUTER_IOCTL<<8)+16, /* driver-specific calls */ ROUTER_USER_MAX = (ROUTER_IOCTL<<8)+31 }; /* identifiers for displaying proc file data for dual port adapters */ #define PROC_DATA_PORT_0 0x8000 /* the data is for port 0 */ #define PROC_DATA_PORT_1 0x8001 /* the data is for port 1 */ /* NLPID for packet encapsulation (ISO/IEC TR 9577) */ #define NLPID_IP 0xCC /* Internet Protocol Datagram */ #define NLPID_SNAP 0x80 /* IEEE Subnetwork Access Protocol */ #define NLPID_CLNP 0x81 /* ISO/IEC 8473 */ #define NLPID_ESIS 0x82 /* ISO/IEC 9542 */ #define NLPID_ISIS 0x83 /* ISO/IEC ISIS */ #define NLPID_Q933 0x08 /* CCITT Q.933 */ /* Miscellaneous */ #define WAN_IFNAME_SZ 15 /* max length of the interface name */ #define WAN_DRVNAME_SZ 15 /* max length of the link driver name */ #define WAN_ADDRESS_SZ 31 /* max length of the WAN media address */ #define USED_BY_FIELD 8 /* max length of the used by field */ /* Defines for UDP PACKET TYPE */ #define UDP_PTPIPE_TYPE 0x01 #define UDP_FPIPE_TYPE 0x02 #define UDP_CPIPE_TYPE 0x03 #define UDP_DRVSTATS_TYPE 0x04 #define UDP_INVALID_TYPE 0x05 /* Command return code */ #define CMD_OK 0 /* normal firmware return code */ #define CMD_TIMEOUT 0xFF /* firmware command timed out */ /* UDP Packet Management */ #define UDP_PKT_FRM_STACK 0x00 #define UDP_PKT_FRM_NETWORK 0x01 /* Maximum interrupt test counter */ #define MAX_INTR_TEST_COUNTER 100 /* Critical Values for RACE conditions*/ #define CRITICAL_IN_ISR 0xA1 #define CRITICAL_INTR_HANDLED 0xB1 /****** Data Types **********************************************************/ /*---------------------------------------------------------------------------- * X.25-specific link-level configuration. */ typedef struct wan_x25_conf { unsigned lo_pvc; /* lowest permanent circuit number */ unsigned hi_pvc; /* highest permanent circuit number */ unsigned lo_svc; /* lowest switched circuit number */ unsigned hi_svc; /* highest switched circuit number */ unsigned hdlc_window; /* HDLC window size (1..7) */ unsigned pkt_window; /* X.25 packet window size (1..7) */ unsigned t1; /* HDLC timer T1, sec (1..30) */ unsigned t2; /* HDLC timer T2, sec (0..29) */ unsigned t4; /* HDLC supervisory frame timer = T4 * T1 */ unsigned n2; /* HDLC retransmission limit (1..30) */ unsigned t10_t20; /* X.25 RESTART timeout, sec (1..255) */ unsigned t11_t21; /* X.25 CALL timeout, sec (1..255) */ unsigned t12_t22; /* X.25 RESET timeout, sec (1..255) */ unsigned t13_t23; /* X.25 CLEAR timeout, sec (1..255) */ unsigned t16_t26; /* X.25 INTERRUPT timeout, sec (1..255) */ unsigned t28; /* X.25 REGISTRATION timeout, sec (1..255) */ unsigned r10_r20; /* RESTART retransmission limit (0..250) */ unsigned r12_r22; /* RESET retransmission limit (0..250) */ unsigned r13_r23; /* CLEAR retransmission limit (0..250) */ unsigned ccitt_compat; /* compatibility mode: 1988/1984/1980 */ unsigned x25_conf_opt; /* User defined x25 config optoins */ unsigned char LAPB_hdlc_only; /* Run in HDLC only mode */ unsigned char logging; /* Control connection logging */ unsigned char oob_on_modem; /* Whether to send modem status to the user app */ } wan_x25_conf_t; /*---------------------------------------------------------------------------- * Frame relay specific link-level configuration. */ typedef struct wan_fr_conf { unsigned signalling; /* local in-channel signalling type */ unsigned t391; /* link integrity verification timer */ unsigned t392; /* polling verification timer */ unsigned n391; /* full status polling cycle counter */ unsigned n392; /* error threshold counter */ unsigned n393; /* monitored events counter */ unsigned dlci_num; /* number of DLCs (access node) */ unsigned dlci[100]; /* List of all DLCIs */ } wan_fr_conf_t; /*---------------------------------------------------------------------------- * PPP-specific link-level configuration. */ typedef struct wan_ppp_conf { unsigned restart_tmr; /* restart timer */ unsigned auth_rsrt_tmr; /* authentication timer */ unsigned auth_wait_tmr; /* authentication timer */ unsigned mdm_fail_tmr; /* modem failure timer */ unsigned dtr_drop_tmr; /* DTR drop timer */ unsigned connect_tmout; /* connection timeout */ unsigned conf_retry; /* max. retry */ unsigned term_retry; /* max. retry */ unsigned fail_retry; /* max. retry */ unsigned auth_retry; /* max. retry */ unsigned auth_options; /* authentication opt. */ unsigned ip_options; /* IP options */ char authenticator; /* AUTHENTICATOR or not */ char ip_mode; /* Static/Host/Peer */ } wan_ppp_conf_t;