Mercurial > ecos
changeset 2367:6f59b6d486cd
* cdl/phy_eth_drivers.cdl:
* src/DM9161A.c: Add support for Davicom 9161A.
| author | asl |
|---|---|
| date | Wed, 28 Feb 2007 23:08:33 +0000 |
| parents | 5bcdb1b5eb69 |
| children | 0eea64dce153 |
| files | packages/devs/eth/phy/current/ChangeLog packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl packages/devs/eth/phy/current/src/DM9161A.c |
| diffstat | 3 files changed, 148 insertions(+), 0 deletions(-) [+] |
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--- a/packages/devs/eth/phy/current/ChangeLog +++ b/packages/devs/eth/phy/current/ChangeLog @@ -1,3 +1,8 @@ +2007-01-17 John Eigelaar <jeigelaar@mweb.co.za> + + * cdl/phy_eth_drivers.cdl: + * src/DM9161A.c: Add support for Davicom 9161A. + 2006-04-07 Andrew Lunn <andrew.lunn@ascom.ch> * doc/eth_phy.sgml: Fixed a few typos
--- a/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl +++ b/packages/devs/eth/phy/current/cdl/phy_eth_drivers.cdl @@ -132,4 +132,13 @@ cdl_package CYGPKG_DEVS_ETH_PHY { Include support for ICS 1893 and 1893AF PHY" } + cdl_option CYGHWR_DEVS_ETH_PHY_DM9161A { + display "Davicom DM9161A" + flavor bool + default_value 0 + compile -library=libextras.a DM9161A.c + description " + Include support for the Davicom DM9161A PHY" + } + }
new file mode 100644 --- /dev/null +++ b/packages/devs/eth/phy/current/src/DM9161A.c @@ -0,0 +1,134 @@ +//========================================================================== +// +// dev/DM9161A.c +// +// Ethernet transceiver (PHY) support +// +//========================================================================== +//####ECOSGPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 2003 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): John Eigelaar +// Contributors: Gary Thomas +// Date: 2006-12-07 +// Purpose: +// Description: Support for Davicom DM9161A 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> + +#define DM9161A_BMSR 0x01 +#define DM9161A_BMSR_ANEG_COMP (1<<5) +#define DM9161A_BMSR_LINK (1<<2) + +#define DM9161A_BMCR 0x00 + +#define DM9161A_DSCSR 17 +#define DM9161A_DSCSR_100FDX (1<<15) +#define DM9161A_DSCSR_100HDX (1<<14) +#define DM9161A_DSCSR_10FDX (1<<13) +#define DM9161A_DSCSR_10HDX (1<<12) + +static bool dm9161a_stat(eth_phy_access_t *f, int *state) +{ + unsigned short phy_state; + int tries; + + *state = 0; + // Read negotiated state + + if (_eth_phy_read(f, DM9161A_BMSR, f->phy_addr, &phy_state)) + { + if ((phy_state & DM9161A_BMSR_ANEG_COMP) == 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, DM9161A_BMSR, f->phy_addr, &phy_state)) + { + if ((phy_state & DM9161A_BMSR_ANEG_COMP) != 0) + { + break; + } + } + CYGACC_CALL_IF_DELAY_US(1000000); // 1 second + eth_phy_printf("."); + } + eth_phy_printf("\n"); + } + if ((phy_state & DM9161A_BMSR_ANEG_COMP) != 0) + { + *state = 0; + if (!_eth_phy_read(f, DM9161A_DSCSR, f->phy_addr, &phy_state)) + return false; + + if (phy_state & 0xF000) + { + *state |= ETH_PHY_STAT_LINK; + } + if ((phy_state & DM9161A_DSCSR_100FDX) || + (phy_state & DM9161A_DSCSR_100HDX)) + { + *state |= ETH_PHY_STAT_100MB; + } + if ((phy_state & DM9161A_DSCSR_100FDX) || + (phy_state & DM9161A_DSCSR_10FDX)) + { + *state |= ETH_PHY_STAT_FDX; + } + + return (true); + } + } + return (false); +} + +_eth_phy_dev("Davicom DM9161A", 0x0181B8A0, dm9161a_stat)
