cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

rio.h (2462B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * RapidIO interconnect services
      4 *
      5 * Copyright 2005 MontaVista Software, Inc.
      6 * Matt Porter <mporter@kernel.crashing.org>
      7 */
      8
      9#include <linux/device.h>
     10#include <linux/list.h>
     11#include <linux/rio.h>
     12
     13#define RIO_MAX_CHK_RETRY	3
     14#define RIO_MPORT_ANY		(-1)
     15
     16/* Functions internal to the RIO core code */
     17
     18extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid,
     19				 u8 hopcount, int ftr);
     20extern u32 rio_mport_get_physefb(struct rio_mport *port, int local,
     21				 u16 destid, u8 hopcount, u32 *rmap);
     22extern u32 rio_mport_get_efb(struct rio_mport *port, int local, u16 destid,
     23			     u8 hopcount, u32 from);
     24extern int rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid,
     25				    u8 hopcount);
     26extern int rio_lock_device(struct rio_mport *port, u16 destid,
     27			u8 hopcount, int wait_ms);
     28extern int rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount);
     29extern int rio_route_add_entry(struct rio_dev *rdev,
     30			u16 table, u16 route_destid, u8 route_port, int lock);
     31extern int rio_route_get_entry(struct rio_dev *rdev, u16 table,
     32			u16 route_destid, u8 *route_port, int lock);
     33extern int rio_route_clr_table(struct rio_dev *rdev, u16 table, int lock);
     34extern int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock);
     35extern struct rio_dev *rio_get_comptag(u32 comp_tag, struct rio_dev *from);
     36extern struct rio_net *rio_alloc_net(struct rio_mport *mport);
     37extern int rio_add_net(struct rio_net *net);
     38extern void rio_free_net(struct rio_net *net);
     39extern int rio_add_device(struct rio_dev *rdev);
     40extern void rio_del_device(struct rio_dev *rdev, enum rio_device_state state);
     41extern int rio_enable_rx_tx_port(struct rio_mport *port, int local, u16 destid,
     42				 u8 hopcount, u8 port_num);
     43extern int rio_register_scan(int mport_id, struct rio_scan *scan_ops);
     44extern int rio_unregister_scan(int mport_id, struct rio_scan *scan_ops);
     45extern void rio_attach_device(struct rio_dev *rdev);
     46extern struct rio_mport *rio_find_mport(int mport_id);
     47extern int rio_mport_scan(int mport_id);
     48
     49/* Structures internal to the RIO core code */
     50extern const struct attribute_group *rio_dev_groups[];
     51extern const struct attribute_group *rio_bus_groups[];
     52extern const struct attribute_group *rio_mport_groups[];
     53
     54#define RIO_GET_DID(size, x)	(size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
     55#define RIO_SET_DID(size, x)	(size ? (x & 0xffff) : ((x & 0x000000ff) << 16))