Re: [PATCH 2.6.18-rc7 9/9] NetXen: CRB reg definitions

2006-09-19 Thread Pradeep Dalvi

diff -u linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h 
linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h
--- linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h   2006-09-15 
10:51:59.0 -0700
+++ linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h   2006-09-19 
07:51:20.0 -0700
@@ -30,26 +30,26 @@
 #ifndef __NIC_PHAN_REG_H_
 #define __NIC_PHAN_REG_H_

-/** 
- * CRB Registers or queue message done only at initialization time

- **/
+/* 
+ * CRB Registers or queue message done only at initialization time.

+ */

-/**
+/*
  * The following 2 are the base adresses for the CRB registers and their
- * offsets will be added to get addresses for the index addresses...
- **/
+ * offsets will be added to get addresses for the index addresses.
+ */
 #define NIC_CRB_BASE_PORT1 NETXEN_CAM_RAM(0x200)
 #define NIC_CRB_BASE_PORT2 NETXEN_CAM_RAM(0x250)

 #define NETXEN_NIC_REG(X)  (NIC_CRB_BASE_PORT1+(X))

-/**
+/*
  * CrbPortPhanCntrHi/Lo is used to pass the address of HostPhantomIndex address
  * which can be read by the Phantom host to get producer/consumer indexes from
  * Phantom/Casper. If it is not HOST_SHARED_MEMORY, then the following
  * registers will be used for the addresses of the ring's shared memory
  * on the Phantom.
- **/
+ */

 #define CRB_PHAN_CNTRL_LO_OFFSET   NETXEN_NIC_REG(0x00)
 #define CRB_PHAN_CNTRL_HI_OFFSET   NETXEN_NIC_REG(0x04)

-
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[PATCH 2.6.18-rc7 9/9] NetXen: CRB reg definitions

2006-09-15 Thread Amit S. Kale

diff -Narup -X linux-2.6.18-rc7.orig/Documentation/dontdiff 
linux-2.6.18-rc7.orig/drivers/net/netxen/netxen_nic_phan_reg.h 
linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h
--- linux-2.6.18-rc7.orig/drivers/net/netxen/netxen_nic_phan_reg.h  
1969-12-31 16:00:00.0 -0800
+++ linux-2.6.18-rc7/drivers/net/netxen/netxen_nic_phan_reg.h   2006-09-15 
10:51:59.0 -0700
@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) 2003 - 2006 NetXen, Inc.
+ * All rights reserved.
+ * 
+ * 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.
+ * 
+ * This program is distributed in the hope that it will be useful, but

+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License

+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA  02111-1307, USA.
+ * 
+ * The full GNU General Public License is included in this distribution

+ * in the file called LICENSE.
+ * 
+ * Contact Information:

+ *[EMAIL PROTECTED]
+ * NetXen,
+ * 3965 Freedom Circle, Fourth floor,
+ * Santa Clara, CA 95054
+ */
+
+#ifndef __NIC_PHAN_REG_H_
+#define __NIC_PHAN_REG_H_
+
+/** 
+ * CRB Registers or queue message done only at initialization time

+ **/
+
+/**
+ * The following 2 are the base adresses for the CRB registers and their
+ * offsets will be added to get addresses for the index addresses...
+ **/
+#define NIC_CRB_BASE_PORT1 NETXEN_CAM_RAM(0x200)
+#define NIC_CRB_BASE_PORT2 NETXEN_CAM_RAM(0x250)
+
+#define NETXEN_NIC_REG(X)  (NIC_CRB_BASE_PORT1+(X))
+
+/**
+ * CrbPortPhanCntrHi/Lo is used to pass the address of HostPhantomIndex address
+ * which can be read by the Phantom host to get producer/consumer indexes from
+ * Phantom/Casper. If it is not HOST_SHARED_MEMORY, then the following
+ * registers will be used for the addresses of the ring's shared memory
+ * on the Phantom.
+ **/
+
+#define CRB_PHAN_CNTRL_LO_OFFSET   NETXEN_NIC_REG(0x00)
+#define CRB_PHAN_CNTRL_HI_OFFSET   NETXEN_NIC_REG(0x04)
+
+/* point to the indexes */
+#define CRB_CMD_PRODUCER_OFFSETNETXEN_NIC_REG(0x08)
+#define CRB_CMD_CONSUMER_OFFSETNETXEN_NIC_REG(0x0c)
+
+/* address of command descriptors in the host memory */
+#define CRB_HOST_CMD_ADDR_HI   NETXEN_NIC_REG(0x30)
+#define CRB_HOST_CMD_ADDR_LO   NETXEN_NIC_REG(0x34)
+
+/* The following 4 CRB registers are for doing performance coal */
+#define CRB_CMD_INTR_LOOP  NETXEN_NIC_REG(0x38)
+#define CRB_CMD_DMA_LOOP   NETXEN_NIC_REG(0x3c)
+#define CRB_RCV_INTR_LOOP  NETXEN_NIC_REG(0x40)
+#define CRB_RCV_DMA_LOOP   NETXEN_NIC_REG(0x44)
+
+/* Needed by the host to find out the state of Phantom's initialization */
+#define CRB_ENABLE_TX_INTR NETXEN_NIC_REG(0x4c)
+#define CRB_CMDPEG_STATE   NETXEN_NIC_REG(0x50)
+#define CRB_CMDPEG_CMDRING NETXEN_NIC_REG(0x54)
+
+/* Interrupt coalescing parameters */
+#define CRB_GLOBAL_INT_COALNETXEN_NIC_REG(0x80)
+#define CRB_INT_COAL_MODE  NETXEN_NIC_REG(0x84)
+#define CRB_MAX_RCV_BUFS   NETXEN_NIC_REG(0x88)
+#define CRB_TX_INT_THRESHOLD   NETXEN_NIC_REG(0x8c)
+#define CRB_RX_PKT_TIMER   NETXEN_NIC_REG(0x90)
+#define CRB_TX_PKT_TIMER   NETXEN_NIC_REG(0x94)
+#define CRB_RX_PKT_CNT NETXEN_NIC_REG(0x98)
+#define CRB_RX_TMR_CNT NETXEN_NIC_REG(0x9c)
+
+/* Register for communicating XG link status */
+#define CRB_XG_STATE   NETXEN_NIC_REG(0xa0)
+
+/* Debug registers for controlling NIC pkt gen agent */
+#define CRB_AGENT_GO   NETXEN_NIC_REG(0xb0)
+#define CRB_AGENT_TX_SIZE  NETXEN_NIC_REG(0xb4)
+#define CRB_AGENT_TX_TYPE  NETXEN_NIC_REG(0xb8)
+#define CRB_AGENT_TX_ADDR  NETXEN_NIC_REG(0xbc)
+#define CRB_AGENT_TX_MSS   NETXEN_NIC_REG(0xc0)
+
+/* Debug registers for observing NIC performance */
+#define CRB_TX_STATE   NETXEN_NIC_REG(0xd0)
+#define CRB_TX_COUNT   NETXEN_NIC_REG(0xd4)
+#define CRB_RX_STATE   NETXEN_NIC_REG(0xd8)
+
+/* CRB registers per Rcv Descriptor ring */
+struct netxen_rcv_desc_crb {
+   u32 crb_rcv_producer_offset __attribute__ ((aligned(512)));
+   u32 crb_rcv_consumer_offset;
+   u32 crb_globalrcv_ring;
+};
+
+/*
+ * CRB registers used by the receive peg logic. One instance of these
+ * needs to be instantiated per instance of the receive peg.
+ */
+
+struct netxen_recv_crb {
+   struct