[src/trunk]: src/sys/arch/arm/at91 Deal with unused variable warnings

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1a4658208d72
branches:  trunk
changeset: 340635:1a4658208d72
user:      skrll <skrll%NetBSD.org@localhost>
date:      Mon Sep 21 13:31:30 2015 +0000

description:
Deal with unused variable warnings

diffstat:

 sys/arch/arm/at91/at91dbgu.c |   8 ++++----
 sys/arch/arm/at91/at91emac.c |  25 ++++++++++++++-----------
 2 files changed, 18 insertions(+), 15 deletions(-)

diffs (96 lines):

diff -r 7d71db6c1cc8 -r 1a4658208d72 sys/arch/arm/at91/at91dbgu.c
--- a/sys/arch/arm/at91/at91dbgu.c      Mon Sep 21 12:32:06 2015 +0000
+++ b/sys/arch/arm/at91/at91dbgu.c      Mon Sep 21 13:31:30 2015 +0000
@@ -1,5 +1,5 @@
-/*     $Id: at91dbgu.c,v 1.14 2015/04/13 21:18:40 riastradh Exp $      */
-/*     $NetBSD: at91dbgu.c,v 1.14 2015/04/13 21:18:40 riastradh Exp $ */
+/*     $Id: at91dbgu.c,v 1.15 2015/09/21 13:31:30 skrll Exp $  */
+/*     $NetBSD: at91dbgu.c,v 1.15 2015/09/21 13:31:30 skrll Exp $ */
 
 /*
  *
@@ -83,7 +83,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: at91dbgu.c,v 1.14 2015/04/13 21:18:40 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: at91dbgu.c,v 1.15 2015/09/21 13:31:30 skrll Exp $");
 
 #include "opt_ddb.h"
 #include "opt_kgdb.h"
@@ -910,7 +910,7 @@
        if (!db_active)
 #endif
        {
-               int cn_trapped = 0; /* unused */
+               int cn_trapped __unused = 0;
 
                cn_check_magic(dev, c, at91dbgu_cnm_state);
        }
diff -r 7d71db6c1cc8 -r 1a4658208d72 sys/arch/arm/at91/at91emac.c
--- a/sys/arch/arm/at91/at91emac.c      Mon Sep 21 12:32:06 2015 +0000
+++ b/sys/arch/arm/at91/at91emac.c      Mon Sep 21 13:31:30 2015 +0000
@@ -1,5 +1,5 @@
-/*     $Id: at91emac.c,v 1.14 2015/05/20 09:17:17 ozaki-r Exp $        */
-/*     $NetBSD: at91emac.c,v 1.14 2015/05/20 09:17:17 ozaki-r Exp $    */
+/*     $Id: at91emac.c,v 1.15 2015/09/21 13:31:30 skrll Exp $  */
+/*     $NetBSD: at91emac.c,v 1.15 2015/09/21 13:31:30 skrll Exp $      */
 
 /*
  * Copyright (c) 2007 Embedtronics Oy
@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: at91emac.c,v 1.14 2015/05/20 09:17:17 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: at91emac.c,v 1.15 2015/09/21 13:31:30 skrll Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -224,7 +224,7 @@
 {
        struct emac_softc *sc = (struct emac_softc *)arg;
        struct ifnet * ifp = &sc->sc_ec.ec_if;
-       uint32_t imr, isr, rsr, ctl;
+       uint32_t imr, isr, ctl;
        int bi;
 
        imr = ~EMAC_READ(ETH_IMR);
@@ -234,7 +234,10 @@
        }
 
        isr = EMAC_READ(ETH_ISR) & imr;
-       rsr = EMAC_READ(ETH_RSR);               // get receive status register
+#ifdef EMAC_DEBUG 
+       uint32_t rsr = 
+#endif
+       EMAC_READ(ETH_RSR);             // get receive status register
 
        DPRINTFN(2, ("%s: isr=0x%08X rsr=0x%08X imr=0x%08X\n", __FUNCTION__, isr, rsr, imr));
 
@@ -519,9 +522,9 @@
 int
 emac_mii_readreg(device_t self, int phy, int reg)
 {
-       struct emac_softc *sc;
-
-       sc = device_private(self);
+#ifndef EMAC_FAST
+       struct emac_softc *sc = device_private(self);
+#endif
 
        EMAC_WRITE(ETH_MAN, (ETH_MAN_HIGH | ETH_MAN_RW_RD
                             | ((phy << ETH_MAN_PHYA_SHIFT) & ETH_MAN_PHYA)
@@ -534,9 +537,9 @@
 void
 emac_mii_writereg(device_t self, int phy, int reg, int val)
 {
-       struct emac_softc *sc;
-
-       sc = device_private(self);
+#ifndef EMAC_FAST
+       struct emac_softc *sc = device_private(self);
+#endif
 
        EMAC_WRITE(ETH_MAN, (ETH_MAN_HIGH | ETH_MAN_RW_WR
                             | ((phy << ETH_MAN_PHYA_SHIFT) & ETH_MAN_PHYA)