From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/net/fddi/skfp/h/osdef1st.h | 121 +++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 drivers/net/fddi/skfp/h/osdef1st.h (limited to 'drivers/net/fddi/skfp/h/osdef1st.h') diff --git a/drivers/net/fddi/skfp/h/osdef1st.h b/drivers/net/fddi/skfp/h/osdef1st.h new file mode 100644 index 0000000000..2e318fc591 --- /dev/null +++ b/drivers/net/fddi/skfp/h/osdef1st.h @@ -0,0 +1,121 @@ +/* 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 + +#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))) -- cgit v1.2.3