| /****************************************************************************** |
| * |
| * (C)Copyright 1998,1999 SysKonnect, |
| * a business unit of Schneider & Koch & Co. Datensysteme GmbH. |
| * |
| * 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. |
| * |
| * The information in this file is provided "AS IS" without warranty. |
| * |
| ******************************************************************************/ |
| |
| /* |
| * Operating system-dependent definitions that have to be defined |
| * before any other header files are included. |
| */ |
| |
| // HWM (HardWare Module) Definitions |
| // ----------------------- |
| |
| #include <asm/byteorder.h> |
| |
| #ifdef __LITTLE_ENDIAN |
| #define LITTLE_ENDIAN |
| #else |
| #define BIG_ENDIAN |
| #endif |
| |
| // this is set in the makefile |
| // #define PCI /* only PCI adapters supported by this driver */ |
| // #define MEM_MAPPED_IO /* use memory mapped I/O */ |
| |
| |
| #define USE_CAN_ADDR /* DA and SA in MAC header are canonical. */ |
| |
| #define MB_OUTSIDE_SMC /* SMT Mbufs outside of smc struct. */ |
| |
| // ----------------------- |
| |
| |
| // SMT Definitions |
| // ----------------------- |
| #define SYNC /* allow synchronous frames */ |
| |
| // #define SBA /* Synchronous Bandwidth Allocator support */ |
| /* not available as free source */ |
| |
| #define ESS /* SBA End Station Support */ |
| |
| #define SMT_PANIC(smc, nr, msg) printk(KERN_INFO "SMT PANIC: code: %d, msg: %s\n",nr,msg) |
| |
| |
| #ifdef DEBUG |
| #define printf(s,args...) printk(KERN_INFO s, ## args) |
| #endif |
| |
| // #define HW_PTR u_long |
| // ----------------------- |
| |
| |
| |
| // HWM and OS-specific buffer definitions |
| // ----------------------- |
| |
| // default number of receive buffers. |
| #define NUM_RECEIVE_BUFFERS 10 |
| |
| // default number of transmit buffers. |
| #define NUM_TRANSMIT_BUFFERS 10 |
| |
| // Number of SMT buffers (Mbufs). |
| #define NUM_SMT_BUF 4 |
| |
| // Number of TXDs for asynchronous transmit queue. |
| #define HWM_ASYNC_TXD_COUNT (NUM_TRANSMIT_BUFFERS + NUM_SMT_BUF) |
| |
| // Number of TXDs for synchronous transmit queue. |
| #define HWM_SYNC_TXD_COUNT HWM_ASYNC_TXD_COUNT |
| |
| |
| // Number of RXDs for receive queue #1. |
| // Note: Workaround for ASIC Errata #7: One extra RXD is required. |
| #if (NUM_RECEIVE_BUFFERS > 100) |
| #define SMT_R1_RXD_COUNT (1 + 100) |
| #else |
| #define SMT_R1_RXD_COUNT (1 + NUM_RECEIVE_BUFFERS) |
| #endif |
| |
| // Number of RXDs for receive queue #2. |
| #define SMT_R2_RXD_COUNT 0 // Not used. |
| // ----------------------- |
| |
| |
| |
| /* |
| * OS-specific part of the transmit/receive descriptor structure (TXD/RXD). |
| * |
| * Note: The size of these structures must follow this rule: |
| * |
| * sizeof(struct) + 2*sizeof(void*) == n * 16, n >= 1 |
| * |
| * We use the dma_addr fields under Linux to keep track of the |
| * DMA address of the packet data, for later pci_unmap_single. -DaveM |
| */ |
| |
| struct s_txd_os { // os-specific part of transmit descriptor |
| struct sk_buff *skb; |
| dma_addr_t dma_addr; |
| } ; |
| |
| struct s_rxd_os { // os-specific part of receive descriptor |
| struct sk_buff *skb; |
| dma_addr_t dma_addr; |
| } ; |
| |
| |
| /* |
| * So we do not need to make too many modifications to the generic driver |
| * parts, we take advantage of the AIX byte swapping macro interface. |
| */ |
| |
| #define AIX_REVERSE(x) ((u32)le32_to_cpu((u32)(x))) |
| #define MDR_REVERSE(x) ((u32)le32_to_cpu((u32)(x))) |