cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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targetos.h (4000B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/******************************************************************************
      3 *
      4 *	(C)Copyright 1998,1999 SysKonnect,
      5 *	a business unit of Schneider & Koch & Co. Datensysteme GmbH.
      6 *
      7 *	The information in this file is provided "AS IS" without warranty.
      8 *
      9 ******************************************************************************/
     10
     11/*
     12 *	Operating system specific definitions for driver and
     13 *	hardware module.
     14 */
     15
     16#ifndef	TARGETOS_H
     17#define TARGETOS_H
     18
     19
     20//-------- those should go into include/linux/pci.h
     21#define PCI_VENDOR_ID_SK		0x1148
     22#define PCI_DEVICE_ID_SK_FP		0x4000
     23//--------
     24
     25
     26
     27//-------- those should go into include/linux/if_fddi.h
     28#define FDDI_MAC_HDR_LEN 13
     29
     30#define FDDI_RII	0x01 /* routing information bit */
     31#define FDDI_RCF_DIR_BIT 0x80
     32#define FDDI_RCF_LEN_MASK 0x1f
     33#define FDDI_RCF_BROADCAST 0x8000
     34#define FDDI_RCF_LIMITED_BROADCAST 0xA000
     35#define FDDI_RCF_FRAME2K 0x20
     36#define FDDI_RCF_FRAME4K 0x30
     37//--------
     38
     39
     40#undef ADDR
     41
     42#include <asm/io.h>
     43#include <linux/netdevice.h>
     44#include <linux/fddidevice.h>
     45#include <linux/skbuff.h>
     46#include <linux/pci.h>
     47
     48// is redefined by linux, but we need our definition
     49#undef ADDR
     50#ifdef MEM_MAPPED_IO
     51#define	ADDR(a) (smc->hw.iop+(a))
     52#else
     53#define	ADDR(a) (((a)>>7) ? (outp(smc->hw.iop+B0_RAP,(a)>>7), (smc->hw.iop+( ((a)&0x7F) | ((a)>>7 ? 0x80:0)) )) : (smc->hw.iop+(((a)&0x7F)|((a)>>7 ? 0x80:0))))
     54#endif
     55
     56#include "hwmtm.h"
     57
     58#define TRUE  1
     59#define FALSE 0
     60
     61// HWM Definitions
     62// -----------------------
     63#define FDDI_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
     64#ifdef PCI
     65#define NDD_TRACE(string, arg1, arg2, arg3)	// Performance analysis.
     66#endif	// PCI
     67#define SMT_PAGESIZE	PAGE_SIZE	// Size of a memory page (power of 2).
     68// -----------------------
     69
     70
     71// SMT Definitions
     72// -----------------------
     73#define	TICKS_PER_SECOND	HZ
     74#define SMC_VERSION    		1
     75// -----------------------
     76
     77
     78// OS-Driver Definitions
     79// -----------------------
     80#define NO_ADDRESS 0xffe0	/* No Device (I/O) Address */
     81#define SKFP_MAX_NUM_BOARDS 8	/* maximum number of PCI boards */
     82
     83#define SK_BUS_TYPE_PCI		0
     84#define SK_BUS_TYPE_EISA	1
     85
     86#define FP_IO_LEN		256	/* length of IO area used */
     87
     88#define u8	unsigned char
     89#define u16	unsigned short
     90#define u32	unsigned int
     91
     92#define MAX_TX_QUEUE_LEN	20 // number of packets queued by driver
     93#define MAX_FRAME_SIZE		4550
     94
     95#define	RX_LOW_WATERMARK	NUM_RECEIVE_BUFFERS  / 2
     96#define TX_LOW_WATERMARK	NUM_TRANSMIT_BUFFERS - 2
     97
     98/*
     99** Include the IOCTL stuff
    100*/
    101#include <linux/sockios.h>
    102
    103#define	SKFPIOCTL	SIOCDEVPRIVATE
    104
    105struct s_skfp_ioctl {
    106	unsigned short cmd;                /* Command to run */
    107	unsigned short len;                /* Length of the data buffer */
    108	unsigned char __user *data;        /* Pointer to the data buffer */
    109};
    110
    111/* 
    112** Recognised ioctl commands for the driver 
    113*/
    114#define SKFP_GET_STATS		0x05 /* Get the driver statistics */
    115#define SKFP_CLR_STATS		0x06 /* Zero out the driver statistics */
    116
    117// The per-adapter driver structure
    118struct s_smt_os {
    119	struct net_device *dev;
    120	struct net_device *next_module;
    121	u32	bus_type;		/* bus type (0 == PCI, 1 == EISA) */
    122	struct pci_dev 	pdev;		/* PCI device structure */
    123	
    124	unsigned long base_addr;
    125	unsigned char factory_mac_addr[8];
    126	ulong	SharedMemSize;
    127	ulong	SharedMemHeap;
    128	void*	SharedMemAddr;
    129	dma_addr_t SharedMemDMA;
    130
    131	ulong	QueueSkb;
    132	struct	sk_buff_head SendSkbQueue;
    133
    134	ulong	MaxFrameSize;
    135	u8	ResetRequested;
    136
    137	// MAC statistics structure
    138	struct fddi_statistics MacStat;
    139
    140	// receive into this local buffer if no skb available
    141	// data will be not valid, because multiple RxDs can
    142	// point here at the same time, it must be at least
    143	// MAX_FRAME_SIZE bytes in size
    144	unsigned char *LocalRxBuffer;
    145	dma_addr_t LocalRxBufferDMA;
    146	
    147	// Version (required by SMT module).
    148	u_long smc_version ;
    149
    150	// Required by Hardware Module (HWM).
    151	struct hw_modul hwm ;
    152	
    153	// For SMP-savety
    154	spinlock_t DriverLock;
    155	
    156};
    157
    158typedef struct s_smt_os skfddi_priv;
    159
    160#endif	 // _TARGETOS_