/* SPDX-License-Identifier: GPL-2.0-or-later */ /****************************************************************************** * * (C)Copyright 1998,1999 SysKonnect, * a business unit of Schneider & Koch & Co. Datensysteme GmbH. * * 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 … #define MB_OUTSIDE_SMC … // ----------------------- // SMT Definitions // ----------------------- #define SYNC … // #define SBA /* Synchronous Bandwidth Allocator support */ /* not available as free source */ #define ESS … #define SMT_PANIC(smc, nr, msg) … #ifdef DEBUG #define printf … #endif // #define HW_PTR u_long // ----------------------- // HWM and OS-specific buffer definitions // ----------------------- // default number of receive buffers. #define NUM_RECEIVE_BUFFERS … // default number of transmit buffers. #define NUM_TRANSMIT_BUFFERS … // Number of SMT buffers (Mbufs). #define NUM_SMT_BUF … // Number of TXDs for asynchronous transmit queue. #define HWM_ASYNC_TXD_COUNT … // Number of TXDs for synchronous transmit queue. #define HWM_SYNC_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 … #else #define SMT_R1_RXD_COUNT … #endif // Number of RXDs for receive queue #2. #define SMT_R2_RXD_COUNT … // ----------------------- /* * 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 { … } ; struct s_rxd_os { … } ; /* * 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) … #define MDR_REVERSE(x) …
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