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[src/trunk]: src/sys - Merge dev/ic/ate_subr.c into dev/ic/mb86960.c since it...



details:   https://anonhg.NetBSD.org/src/rev/2e4e7d5bdbc8
branches:  trunk
changeset: 537673:2e4e7d5bdbc8
user:      tsutsui <tsutsui%NetBSD.org@localhost>
date:      Fri Oct 04 15:22:27 2002 +0000

description:
- Merge dev/ic/ate_subr.c into dev/ic/mb86960.c since it only has EEPROM
  read function which can also be used for other MB86965 based boards.
- Rewrite EEPROM read function as per 93C06 EEPROM datasheet.
- Misc cleanup.

diffstat:

 sys/conf/files           |    3 +-
 sys/dev/ic/ate_subr.c    |  148 -----------------------------------------------
 sys/dev/ic/ate_subr.h    |   47 --------------
 sys/dev/ic/mb86960.c     |   84 ++++++++++++++++++++++++++-
 sys/dev/ic/mb86960reg.h  |   26 ++++++-
 sys/dev/ic/mb86960var.h  |    4 +-
 sys/dev/isa/if_ate.c     |   17 ++--
 sys/dev/mca/if_ate_mca.c |   11 +-
 8 files changed, 120 insertions(+), 220 deletions(-)

diffs (truncated from 508 to 300 lines):

diff -r 56b5fa913af3 -r 2e4e7d5bdbc8 sys/conf/files
--- a/sys/conf/files    Fri Oct 04 15:16:21 2002 +0000
+++ b/sys/conf/files    Fri Oct 04 15:22:27 2002 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files,v 1.553 2002/09/30 06:50:39 onoe Exp $
+#      $NetBSD: files,v 1.554 2002/10/04 15:22:27 tsutsui Exp $
 
 #      @(#)files.newconf       7.5 (Berkeley) 5/10/93
 
@@ -748,7 +748,6 @@
 # Allied-Telesis Ethernet driver based on Fujitsu MB8696xA controllers
 #
 device ate: arp, ether, ifnet, mb86960
-file   dev/ic/ate_subr.c               ate
 
 # Crystal Semiconductor CS8900, CS8920, and CS8920M Ethernet
 #
diff -r 56b5fa913af3 -r 2e4e7d5bdbc8 sys/dev/ic/ate_subr.c
--- a/sys/dev/ic/ate_subr.c     Fri Oct 04 15:16:21 2002 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,148 +0,0 @@
-/*     $NetBSD: ate_subr.c,v 1.3 2002/09/28 18:19:08 tsutsui Exp $     */
-
-/*
- * All Rights Reserved, Copyright (C) Fujitsu Limited 1995
- *
- * This software may be used, modified, copied, distributed, and sold, in
- * both source and binary form provided that the above copyright, these
- * terms and the following disclaimer are retained.  The name of the author
- * and/or the contributor 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 AND THE CONTRIBUTOR ``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 OR THE CONTRIBUTOR 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.
- */
-
-/*
- * Portions copyright (C) 1993, David Greenman.  This software may be used,
- * modified, copied, distributed, and sold, in both source and binary form
- * provided that the above copyright and these terms are retained.  Under no
- * circumstances is the author responsible for the proper functioning of this
- * software, nor does the author assume any responsibility for damages
- * incurred with its use.
- */
-
-#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ate_subr.c,v 1.3 2002/09/28 18:19:08 tsutsui Exp $");
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/device.h>
-#include <sys/socket.h>
-#include <sys/syslog.h>
-
-#include <machine/bus.h>
-#include <machine/intr.h>
-
-#include <dev/ic/mb86960reg.h>
-#include <dev/ic/ate_subr.h>
-
-static __inline__ void ate_strobe __P((bus_space_tag_t, bus_space_handle_t));
-
-/*
- * Routines to read all bytes from the config EEPROM through MB86965A.
- * I'm not sure what exactly I'm doing here...  I was told just to follow
- * the steps, and it worked.  Could someone tell me why the following
- * code works?  (Or, why all similar codes I tried previously doesn't
- * work.)  FIXME.
- */
-
-static __inline__ void
-ate_strobe (iot, ioh)
-       bus_space_tag_t iot;
-       bus_space_handle_t ioh;
-{
-
-       /*
-        * Output same value twice.  To speed-down execution?
-        */
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT | FE_B16_CLOCK);
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT | FE_B16_CLOCK);
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
-       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
-}
-
-void
-ate_read_eeprom(iot, ioh, data)
-       bus_space_tag_t iot;
-       bus_space_handle_t ioh;
-       u_char *data;
-{
-       int n, count;
-       u_char val, bit;
-
-       /* Read bytes from EEPROM; two bytes per an iteration. */
-       for (n = 0; n < FE_EEPROM_SIZE / 2; n++) {
-               /* Reset the EEPROM interface. */
-               bus_space_write_1(iot, ioh, FE_BMPR16, 0x00);
-               bus_space_write_1(iot, ioh, FE_BMPR17, 0x00);
-               bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
-
-               /* Start EEPROM access. */
-               bus_space_write_1(iot, ioh, FE_BMPR17, FE_B17_DATA);
-               ate_strobe(iot, ioh);
-
-               /* Pass the iteration count to the chip. */
-               count = 0x80 | n;
-               for (bit = 0x80; bit != 0x00; bit >>= 1) {
-                       bus_space_write_1(iot, ioh, FE_BMPR17,
-                           (count & bit) ? FE_B17_DATA : 0);
-                       ate_strobe(iot, ioh);
-               }
-               bus_space_write_1(iot, ioh, FE_BMPR17, 0x00);
-
-               /* Read a byte. */
-               val = 0;
-               for (bit = 0x80; bit != 0x00; bit >>= 1) {
-                       ate_strobe(iot, ioh);
-                       if (bus_space_read_1(iot, ioh, FE_BMPR17) &
-                           FE_B17_DATA)
-                               val |= bit;
-               }
-               *data++ = val;
-
-               /* Read one more byte. */
-               val = 0;
-               for (bit = 0x80; bit != 0x00; bit >>= 1) {
-                       ate_strobe(iot, ioh);
-                       if (bus_space_read_1(iot, ioh, FE_BMPR17) &
-                           FE_B17_DATA)
-                               val |= bit;
-               }
-               *data++ = val;
-       }
-
-       /* Make sure the EEPROM is turned off. */
-       bus_space_write_1(iot, ioh, FE_BMPR16, 0);
-       bus_space_write_1(iot, ioh, FE_BMPR17, 0);
-
-#if ATE_DEBUG >= 3
-       /* Report what we got. */
-       data -= FE_EEPROM_SIZE;
-       log(LOG_INFO, "ate_read_eeprom: EEPROM at %04x:"
-           " %02x%02x%02x%02x %02x%02x%02x%02x -"
-           " %02x%02x%02x%02x %02x%02x%02x%02x -"
-           " %02x%02x%02x%02x %02x%02x%02x%02x -"
-           " %02x%02x%02x%02x %02x%02x%02x%02x\n",
-           (int) ioh,          /* XXX */
-           data[ 0], data[ 1], data[ 2], data[ 3],
-           data[ 4], data[ 5], data[ 6], data[ 7],
-           data[ 8], data[ 9], data[10], data[11],
-           data[12], data[13], data[14], data[15],
-           data[16], data[17], data[18], data[19],
-           data[20], data[21], data[22], data[23],
-           data[24], data[25], data[26], data[27],
-           data[28], data[29], data[30], data[31]);
-#endif
-}
diff -r 56b5fa913af3 -r 2e4e7d5bdbc8 sys/dev/ic/ate_subr.h
--- a/sys/dev/ic/ate_subr.h     Fri Oct 04 15:16:21 2002 +0000
+++ /dev/null   Thu Jan 01 00:00:00 1970 +0000
@@ -1,47 +0,0 @@
-/*     $NetBSD: ate_subr.h,v 1.3 2002/09/28 18:19:08 tsutsui Exp $     */
-
-/*
- * Copyright (c) 2001 The NetBSD Foundation, Inc.
- *
- * 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 the NetBSD
- *        Foundation, Inc. and its contributors.
- * 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.
- */
-
-/*
- * EEPROM allocation of AT1700/RE2000.
- */
-#define FE_ATI_EEP_ADDR                0x08    /* Station address.  (8-13)     */
-#define FE_ATI_EEP_MEDIA       0x18    /* Media type.                  */
-#define FE_ATI_EEP_MAGIC       0x19    /* XXX Magic.                   */
-#define FE_ATI_EEP_MODEL       0x1e    /* Hardware type.               */
-#define FE_ATI_EEP_REVISION    0x1f    /* Hardware revision.           */
-
-#define FE_ATI_MODEL_AT1700T   0x00
-#define FE_ATI_MODEL_AT1700BT  0x01
-#define FE_ATI_MODEL_AT1700FT  0x02
-#define FE_ATI_MODEL_AT1700AT  0x03
-
-void ate_read_eeprom __P((bus_space_tag_t, bus_space_handle_t, u_char *));
diff -r 56b5fa913af3 -r 2e4e7d5bdbc8 sys/dev/ic/mb86960.c
--- a/sys/dev/ic/mb86960.c      Fri Oct 04 15:16:21 2002 +0000
+++ b/sys/dev/ic/mb86960.c      Fri Oct 04 15:22:27 2002 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: mb86960.c,v 1.52 2002/09/29 17:10:37 tsutsui Exp $     */
+/*     $NetBSD: mb86960.c,v 1.53 2002/10/04 15:22:29 tsutsui Exp $     */
 
 /*
  * All Rights Reserved, Copyright (C) Fujitsu Limited 1995
@@ -32,7 +32,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mb86960.c,v 1.52 2002/09/29 17:10:37 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mb86960.c,v 1.53 2002/10/04 15:22:29 tsutsui Exp $");
 
 /*
  * Device driver for Fujitsu MB86960A/MB86965A based Ethernet cards.
@@ -1844,6 +1844,85 @@
        return (0);
 }
 
+/*
+ * Routines to read all bytes from the config EEPROM (93C06) through MB86965A.
+ */
+void
+mb86965_read_eeprom(iot, ioh, data)
+       bus_space_tag_t iot;
+       bus_space_handle_t ioh;
+       u_int8_t *data;
+{
+       int addr, op, bit;
+       u_int16_t val;
+
+       /* Read bytes from EEPROM; two bytes per an iteration. */
+       for (addr = 0; addr < FE_EEPROM_SIZE / 2; addr++) {
+               /* Reset the EEPROM interface. */
+               bus_space_write_1(iot, ioh, FE_BMPR16, 0x00);
+               bus_space_write_1(iot, ioh, FE_BMPR17, 0x00);
+               bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
+
+               /* Send start bit. */
+               bus_space_write_1(iot, ioh, FE_BMPR17, FE_B17_DATA);
+               FE_EEPROM_DELAY();
+               bus_space_write_1(iot, ioh,
+                   FE_BMPR16, FE_B16_SELECT | FE_B16_CLOCK);
+               FE_EEPROM_DELAY();
+               bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
+
+               /* Send read command and read address. */
+               op = 0x80 | addr;       /* READ instruction */
+               for (bit = 8; bit > 0; bit--) {
+                       bus_space_write_1(iot, ioh, FE_BMPR17,
+                           (op & (1 << (bit - 1))) ? FE_B17_DATA : 0);
+                       FE_EEPROM_DELAY();
+                       bus_space_write_1(iot, ioh,
+                           FE_BMPR16, FE_B16_SELECT | FE_B16_CLOCK);
+                       FE_EEPROM_DELAY();
+                       bus_space_write_1(iot, ioh, FE_BMPR16, FE_B16_SELECT);
+               }
+               bus_space_write_1(iot, ioh, FE_BMPR17, 0x00);
+
+               /* Read two bytes in each address */
+               val = 0;
+               for (bit = 16; bit > 0; bit--) {
+                       FE_EEPROM_DELAY();
+                       bus_space_write_1(iot, ioh,
+                           FE_BMPR16, FE_B16_SELECT | FE_B16_CLOCK);
+                       FE_EEPROM_DELAY();
+                       if (bus_space_read_1(iot, ioh, FE_BMPR17) &
+                           FE_B17_DATA)
+                               val |= 1 << (bit - 1);
+                       bus_space_write_1(iot, ioh,
+                           FE_BMPR16, FE_B16_SELECT);
+               }
+               data[addr * 2]     = val >> 8;
+               data[addr * 2 + 1] = val & 0xff;
+       }
+
+       /* Make sure the EEPROM is turned off. */



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