diff options
Diffstat (limited to 'bsps/i386/pc386/net/elink.c')
-rw-r--r-- | bsps/i386/pc386/net/elink.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/bsps/i386/pc386/net/elink.c b/bsps/i386/pc386/net/elink.c deleted file mode 100644 index 65cfdfd3ff..0000000000 --- a/bsps/i386/pc386/net/elink.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (c) 1994 Charles Hannum. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Charles Hannum. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Common code for dealing with 3COM ethernet cards. - */ - -#include <machine/rtems-bsd-kernel-space.h> - -#include <sys/types.h> - -#include "elink.h" - -#include <bsp.h> - -static void outb( unsigned short io_addr, unsigned char out_data ) -{ - outport_byte( io_addr, out_data ); -} - -/* - * Issue a `global reset' to all cards. We have to be careful to do this only - * once during autoconfig, to prevent resetting boards that have already been - * configured. - */ -void -elink_reset() -{ - static int x = 0; - - if (x == 0) { - x = 1; - outb(ELINK_ID_PORT, ELINK_RESET); - } -} - -/* - * The `ID sequence' is really just snapshots of an 8-bit CRC register as 0 - * bits are shifted in. Different board types use different polynomials. - */ -void -elink_idseq(u_char p) -{ - register int i; - register u_char c; - - c = 0xff; - for (i = 255; i; i--) { - outb(ELINK_ID_PORT, c); - if (c & 0x80) { - c <<= 1; - c ^= p; - } else - c <<= 1; - } -} |