Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / fddi / skfp / h / osdef1st.h

diff --git a/kernel/drivers/net/fddi/skfp/h/osdef1st.h b/kernel/drivers/net/fddi/skfp/h/osdef1st.h
new file mode 100644 (file)
index 0000000..763ca18
--- /dev/null
+++ b/kernel/drivers/net/fddi/skfp/h/osdef1st.h
@@ -0,0 +1,125 @@
+/******************************************************************************
+ *
+ *     (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)))