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#ifndef _IF_LMC_LINUXVER_
#define _IF_LMC_LINUXVER_
/*
* Copyright (c) 1997-2000 LAN Media Corporation (LMC)
* All rights reserved. www.lanmedia.com
*
* This code is written by:
* Andrew Stanley-Jones (asj@cban.com)
* Rob Braun (bbraun@vix.com),
* Michael Graff (explorer@vix.com) and
* Matt Thomas (matt@3am-software.com).
*
* This software may be used and distributed according to the terms
* of the GNU General Public License version 2, incorporated herein by reference.
*/
/*
* This file defines and controls all linux version
* differences.
*
* This is being done to keep 1 central location where all linux
* version differences can be kept and maintained. as this code was
* found version issues where pepered throughout the source code and
* made the souce code not only hard to read but version problems hard
* to track down. If I'm overiding a function/etc with something in
* this file it will be prefixed by "LMC_" which will mean look
* here for the version dependant change that's been done.
*
*/
#if LINUX_VERSION_CODE < 0x20363
#define net_device device
#endif
#if LINUX_VERSION_CODE < 0x20363
#define LMC_XMITTER_BUSY(x) (x)->tbusy = 1
#define LMC_XMITTER_FREE(x) (x)->tbusy = 0
#define LMC_XMITTER_INIT(x) (x)->tbusy = 0
#else
#define LMC_XMITTER_BUSY(x) netif_stop_queue(x)
#define LMC_XMITTER_FREE(x) netif_wake_queue(x)
#define LMC_XMITTER_INIT(x) netif_start_queue(x)
#endif
#if LINUX_VERSION_CODE < 0x20100
//typedef unsigned int u_int32_t;
#define LMC_SETUP_20_DEV {\
int indx; \
for (indx = 0; indx < DEV_NUMBUFFS; indx++) \
skb_queue_head_init (&dev->buffs[indx]); \
} \
dev->family = AF_INET; \
dev->pa_addr = 0; \
dev->pa_brdaddr = 0; \
dev->pa_mask = 0xFCFFFFFF; \
dev->pa_alen = 4; /* IP addr. sizeof(u32) */
#else
#define LMC_SETUP_20_DEV
#endif
#if LINUX_VERSION_CODE < 0x20155 /* basically 2.2 plus */
#define LMC_DEV_KFREE_SKB(skb) dev_kfree_skb((skb), FREE_WRITE)
#define LMC_PCI_PRESENT() pcibios_present()
#else /* Mostly 2.0 kernels */
#define LMC_DEV_KFREE_SKB(skb) dev_kfree_skb(skb)
#define LMC_PCI_PRESENT() pci_present()
#endif
#if LINUX_VERSION_CODE < 0x20200
#else
#endif
#if LINUX_VERSION_CODE < 0x20100
#define LMC_SKB_FREE(skb, val) (skb->free = val)
#else
#define LMC_SKB_FREE(skb, val)
#endif
#if (LINUX_VERSION_CODE >= 0x20200)
#define LMC_SPIN_FLAGS unsigned long flags;
#define LMC_SPIN_LOCK_INIT(x) spin_lock_init(&(x)->lmc_lock);
#define LMC_SPIN_UNLOCK(x) ((x)->lmc_lock = SPIN_LOCK_UNLOCKED)
#define LMC_SPIN_LOCK_IRQSAVE(x) spin_lock_irqsave (&(x)->lmc_lock, flags);
#define LMC_SPIN_UNLOCK_IRQRESTORE(x) spin_unlock_irqrestore (&(x)->lmc_lock, flags);
#else
#define LMC_SPIN_FLAGS
#define LMC_SPIN_LOCK_INIT(x)
#define LMC_SPIN_UNLOCK(x)
#define LMC_SPIN_LOCK_IRQSAVE(x)
#define LMC_SPIN_UNLOCK_IRQRESTORE(x)
#endif
#if LINUX_VERSION_CODE >= 0x20100
#define LMC_COPY_FROM_USER(x, y, z) if(copy_from_user ((x), (y), (z))) return -EFAULT
#define LMC_COPY_TO_USER(x, y, z) if(copy_to_user ((x), (y), (z))) return -EFAULT
#else
#define LMC_COPY_FROM_USER(x, y, z) if(verify_area(VERIFY_READ, (y), (z))) \
return -EFAULT; \
memcpy_fromfs ((x), (y), (z))
#define LMC_COPY_TO_USER(x, y, z) if(verify_area(VERIFY_WRITE, (x), (z))) \
return -EFAULT; \
memcpy_tofs ((x), (y), (z))
#endif
#endif
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