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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/roms/ipxe/src/drivers/net/mii.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/drivers/net/mii.c')
-rw-r--r--qemu/roms/ipxe/src/drivers/net/mii.c149
1 files changed, 0 insertions, 149 deletions
diff --git a/qemu/roms/ipxe/src/drivers/net/mii.c b/qemu/roms/ipxe/src/drivers/net/mii.c
deleted file mode 100644
index 9b297029a..000000000
--- a/qemu/roms/ipxe/src/drivers/net/mii.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- * You can also choose to distribute this program under the terms of
- * the Unmodified Binary Distribution Licence (as given in the file
- * COPYING.UBDL), provided that you have satisfied its requirements.
- */
-
-FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
-#include <string.h>
-#include <unistd.h>
-#include <errno.h>
-#include <ipxe/mii.h>
-
-/** @file
- *
- * Media Independent Interface
- *
- */
-
-/**
- * Restart autonegotiation
- *
- * @v mii MII interface
- * @ret rc Return status code
- */
-int mii_restart ( struct mii_interface *mii ) {
- int bmcr;
- int rc;
-
- /* Read BMCR */
- bmcr = mii_read ( mii, MII_BMCR );
- if ( bmcr < 0 ) {
- rc = bmcr;
- DBGC ( mii, "MII %p could not read BMCR: %s\n",
- mii, strerror ( rc ) );
- return rc;
- }
-
- /* Enable and restart autonegotiation */
- bmcr |= ( BMCR_ANENABLE | BMCR_ANRESTART );
- if ( ( rc = mii_write ( mii, MII_BMCR, bmcr ) ) != 0 ) {
- DBGC ( mii, "MII %p could not write BMCR: %s\n",
- mii, strerror ( rc ) );
- return rc;
- }
-
- DBGC ( mii, "MII %p restarted autonegotiation\n", mii );
- return 0;
-}
-
-/**
- * Reset MII interface
- *
- * @v mii MII interface
- * @ret rc Return status code
- */
-int mii_reset ( struct mii_interface *mii ) {
- unsigned int i;
- int bmcr;
- int rc;
-
- /* Power-up, enable autonegotiation and initiate reset */
- if ( ( rc = mii_write ( mii, MII_BMCR,
- ( BMCR_RESET | BMCR_ANENABLE ) ) ) != 0 ) {
- DBGC ( mii, "MII %p could not write BMCR: %s\n",
- mii, strerror ( rc ) );
- return rc;
- }
-
- /* Wait for reset to complete */
- for ( i = 0 ; i < MII_RESET_MAX_WAIT_MS ; i++ ) {
-
- /* Check if reset has completed */
- bmcr = mii_read ( mii, MII_BMCR );
- if ( bmcr < 0 ) {
- rc = bmcr;
- DBGC ( mii, "MII %p could not read BMCR: %s\n",
- mii, strerror ( rc ) );
- return rc;
- }
-
- /* If reset is not complete, delay 1ms and retry */
- if ( bmcr & BMCR_RESET ) {
- mdelay ( 1 );
- continue;
- }
-
- /* Force autonegotation on again, in case it was
- * cleared by the reset.
- */
- if ( ( rc = mii_restart ( mii ) ) != 0 )
- return rc;
-
- DBGC ( mii, "MII %p reset after %dms\n", mii, i );
- return 0;
- }
-
- DBGC ( mii, "MII %p timed out waiting for reset\n", mii );
- return -ETIMEDOUT;
-}
-
-/**
- * Update link status via MII
- *
- * @v mii MII interface
- * @v netdev Network device
- * @ret rc Return status code
- */
-int mii_check_link ( struct mii_interface *mii, struct net_device *netdev ) {
- int bmsr;
- int link;
- int rc;
-
- /* Read BMSR */
- bmsr = mii_read ( mii, MII_BMSR );
- if ( bmsr < 0 ) {
- rc = bmsr;
- return rc;
- }
-
- /* Report link status */
- link = ( bmsr & BMSR_LSTATUS );
- DBGC ( mii, "MII %p link %s (BMSR %#04x)\n",
- mii, ( link ? "up" : "down" ), bmsr );
- if ( link ) {
- netdev_link_up ( netdev );
- } else {
- netdev_link_down ( netdev );
- }
-
- return 0;
-}