# HG changeset patch
# User asl
# Date 1176123368 0
# Node ID 1a2bc9c156f934b62ae579e8bd8f08835abac729
# Parent  243f35d34c4b72736ee4be3ba732ed116435f44f
        * cdl/phy_eth_drivers.cdl:
        * src/KS8721.c: Add support for support for Micrel KS8721 PHY

diff --git a/packages/devs/eth/phy/current/ChangeLog b/packages/devs/eth/phy/current/ChangeLog
--- a/packages/devs/eth/phy/current/ChangeLog
+++ b/packages/devs/eth/phy/current/ChangeLog
@@ -1,3 +1,8 @@
+2007-04-06  Uwe Kindler <uwe_kindler@web.de>
+
+	* cdl/phy_eth_drivers.cdl: 
+	* src/KS8721.c: Add support for support for Micrel KS8721 PHY
+	
 2007-01-17  John Eigelaar <jeigelaar@mweb.co.za>
 
 	* cdl/phy_eth_drivers.cdl: 
diff --git a/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl b/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl
--- a/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl
+++ b/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl
@@ -140,5 +140,14 @@ cdl_package CYGPKG_DEVS_ETH_PHY {
         description "
           Include support for the Davicom DM9161A PHY"
     }
+    
+    cdl_option CYGHWR_DEVS_ETH_PHY_KS8721 {
+        display       "Micrel KS8721"
+        flavor        bool
+        default_value 0
+        compile       -library=libextras.a KS8721.c
+        description "
+          Include support for the Micrel KS8721 PHY"
+    }
 
 }
diff --git a/packages/devs/eth/phy/current/src/KS8721.c b/packages/devs/eth/phy/current/src/KS8721.c
new file mode 100644
--- /dev/null
+++ b/packages/devs/eth/phy/current/src/KS8721.c
@@ -0,0 +1,115 @@
+//==========================================================================
+//
+//      dev/KS8721.c
+//
+//      Ethernet transceiver (PHY) support 
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 2005 Gary Thomas
+//
+// eCos 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 or (at your option) any later version.
+//
+// eCos 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 eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    Uwe Kindler <uwe_kindler@web.de>
+// Contributors: Markus Schade <marks@peppercon.de>
+// Date:         2007-04-04
+// Purpose:      
+// Description:  Support for ethernet Micrel KS8721 PHY
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+#include <pkgconf/system.h>
+#include <pkgconf/devs_eth_phy.h>
+
+#include <cyg/infra/cyg_type.h>
+
+#include <cyg/hal/hal_arch.h>
+#include <cyg/hal/drv_api.h>
+#include <cyg/hal/hal_if.h>
+#include <cyg/hal/hal_tables.h>
+
+#include <cyg/io/eth_phy.h>
+#include <cyg/io/eth_phy_dev.h>
+
+
+static bool ks8721_stat(eth_phy_access_t *f, int *state)
+{
+    unsigned short phy_state;
+    unsigned short phy_anadv_reg;
+    int tries;
+    int ms;
+
+    // Read negotiated state
+    if (_eth_phy_read(f, PHY_BMSR, f->phy_addr, &phy_state)) 
+    {
+        if ((phy_state & PHY_BMSR_AUTO_NEG) == 0) 
+        {
+            eth_phy_printf("... waiting for auto-negotiation");
+            for (tries = 0;  tries < CYGINT_DEVS_ETH_PHY_AUTO_NEGOTIATION_TIME;  tries++) 
+            {
+                if (_eth_phy_read(f, PHY_BMSR, f->phy_addr, &phy_state)) 
+                {
+                    if ((phy_state & PHY_BMSR_AUTO_NEG) != 0) 
+                    {
+                        break;
+                    }
+                }
+                
+                //
+                // Wait for 1 second
+                //
+                for (ms = 0; ms < 1000; ++ms)
+                {
+                    CYGACC_CALL_IF_DELAY_US(1000);   // 1 ms
+                }
+                eth_phy_printf(".");
+            }
+            eth_phy_printf("\n");
+        }
+        if ((phy_state & PHY_BMSR_AUTO_NEG) != 0) 
+        {
+            _eth_phy_read(f, PHY_AN_ADV, f->phy_addr, &phy_anadv_reg);
+            eth_phy_printf("\nAuto negotiation advertisement: %x\n", phy_anadv_reg);
+            *state = 0;
+            if ((phy_state & PHY_BMSR_LINK) != 0) *state |= ETH_PHY_STAT_LINK;
+            if ((phy_anadv_reg & PHY_AN_ADV_100FDX) != 0) *state |= ETH_PHY_STAT_100MB | ETH_PHY_STAT_FDX;
+            return true;
+        }
+    }
+    return false;
+}
+
+_eth_phy_dev("Micrel KS8721", 0x00221619, ks8721_stat)