This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / drivers / net / ibm_emac / ibm_emac_core.h

diff --git a/drivers/net/ibm_emac/ibm_emac_core.h b/drivers/net/ibm_emac/ibm_emac_core.h
new file mode 100644 (file)
index 0000000..691ce4e
--- /dev/null
+++ b/drivers/net/ibm_emac/ibm_emac_core.h
@@ -0,0 +1,146 @@
+/*
+ * ibm_emac_core.h
+ *
+ * Ethernet driver for the built in ethernet on the IBM 405 PowerPC
+ * processor.
+ *
+ *      Armin Kuster akuster@mvista.com
+ *      Sept, 2001
+ *
+ *      Orignial driver
+ *         Johnnie Peters
+ *         jpeters@mvista.com
+ *
+ * Copyright 2000 MontaVista Softare Inc.
+ *
+ * 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.
+ */
+
+#ifndef _IBM_EMAC_CORE_H_
+#define _IBM_EMAC_CORE_H_
+
+#include <linux/netdevice.h>
+#include <asm/ocp.h>
+#include <asm/mmu.h>           /* For phys_addr_t */
+
+#include "ibm_emac.h"
+#include "ibm_emac_phy.h"
+#include "ibm_emac_rgmii.h"
+#include "ibm_emac_zmii.h"
+#include "ibm_emac_mal.h"
+#include "ibm_emac_tah.h"
+
+#ifndef CONFIG_IBM_EMAC_TXB
+#define NUM_TX_BUFF            64
+#define NUM_RX_BUFF            64
+#else
+#define NUM_TX_BUFF            CONFIG_IBM_EMAC_TXB
+#define NUM_RX_BUFF            CONFIG_IBM_EMAC_RXB
+#endif
+
+/* This does 16 byte alignment, exactly what we need.
+ * The packet length includes FCS, but we don't want to
+ * include that when passing upstream as it messes up
+ * bridging applications.
+ */
+#ifndef CONFIG_IBM_EMAC_SKBRES
+#define SKB_RES 2
+#else
+#define SKB_RES CONFIG_IBM_EMAC_SKBRES
+#endif
+
+/* Note about alignement. alloc_skb() returns a cache line
+ * aligned buffer. However, dev_alloc_skb() will add 16 more
+ * bytes and "reserve" them, so our buffer will actually end
+ * on a half cache line. What we do is to use directly
+ * alloc_skb, allocate 16 more bytes to match the total amount
+ * allocated by dev_alloc_skb(), but we don't reserve.
+ */
+#define MAX_NUM_BUF_DESC       255
+#define DESC_BUF_SIZE          4080    /* max 4096-16 */
+#define DESC_BUF_SIZE_REG      (DESC_BUF_SIZE / 16)
+
+/* Transmitter timeout. */
+#define TX_TIMEOUT             (2*HZ)
+
+/* MDIO latency delay */
+#define MDIO_DELAY             50
+
+/* Power managment shift registers */
+#define IBM_CPM_EMMII  0       /* Shift value for MII */
+#define IBM_CPM_EMRX   1       /* Shift value for recv */
+#define IBM_CPM_EMTX   2       /* Shift value for MAC */
+#define IBM_CPM_EMAC(x)        (((x)>>IBM_CPM_EMMII) | ((x)>>IBM_CPM_EMRX) | ((x)>>IBM_CPM_EMTX))
+
+#define ENET_HEADER_SIZE       14
+#define ENET_FCS_SIZE          4
+#define ENET_DEF_MTU_SIZE      1500
+#define ENET_DEF_BUF_SIZE      (ENET_DEF_MTU_SIZE + ENET_HEADER_SIZE + ENET_FCS_SIZE)
+#define EMAC_MIN_FRAME         64
+#define EMAC_MAX_FRAME         9018
+#define EMAC_MIN_MTU           (EMAC_MIN_FRAME - ENET_HEADER_SIZE - ENET_FCS_SIZE)
+#define EMAC_MAX_MTU           (EMAC_MAX_FRAME - ENET_HEADER_SIZE - ENET_FCS_SIZE)
+
+#ifdef CONFIG_IBM_EMAC_ERRMSG
+void emac_serr_dump_0(struct net_device *dev);
+void emac_serr_dump_1(struct net_device *dev);
+void emac_err_dump(struct net_device *dev, int em0isr);
+void emac_phy_dump(struct net_device *);
+void emac_desc_dump(struct net_device *);
+void emac_mac_dump(struct net_device *);
+void emac_mal_dump(struct net_device *);
+#else
+#define emac_serr_dump_0(dev) do { } while (0)
+#define emac_serr_dump_1(dev) do { } while (0)
+#define emac_err_dump(dev,x) do { } while (0)
+#define emac_phy_dump(dev) do { } while (0)
+#define emac_desc_dump(dev) do { } while (0)
+#define emac_mac_dump(dev) do { } while (0)
+#define emac_mal_dump(dev) do { } while (0)
+#endif
+
+struct ocp_enet_private {
+       struct sk_buff *tx_skb[NUM_TX_BUFF];
+       struct sk_buff *rx_skb[NUM_RX_BUFF];
+       struct mal_descriptor *tx_desc;
+       struct mal_descriptor *rx_desc;
+       struct mal_descriptor *rx_dirty;
+       struct net_device_stats stats;
+       int tx_cnt;
+       int rx_slot;
+       int dirty_rx;
+       int tx_slot;
+       int ack_slot;
+       int rx_buffer_size;
+
+       struct mii_phy phy_mii;
+       int mii_phy_addr;
+       int want_autoneg;
+       int timer_ticks;
+       struct timer_list link_timer;
+       struct net_device *mdio_dev;
+
+       struct ocp_device *rgmii_dev;
+       int rgmii_input;
+
+       struct ocp_device *zmii_dev;
+       int zmii_input;
+
+       struct ibm_ocp_mal *mal;
+       int mal_tx_chan, mal_rx_chan;
+       struct mal_commac commac;
+
+       struct ocp_device *tah_dev;
+
+       int opened;
+       int going_away;
+       int wol_irq;
+       emac_t *emacp;
+       struct ocp_device *ocpdev;
+       struct net_device *ndev;
+       spinlock_t lock;
+};
+#endif                         /* _IBM_EMAC_CORE_H_ */