[src/trunk]: src/sys/arch/macppc/dev NVRAM read/write functions.

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

details:   https://anonhg.NetBSD.org/src/rev/8e2c4641c37e
branches:  trunk
changeset: 473932:8e2c4641c37e
user:      tsubai <tsubai%NetBSD.org@localhost>
date:      Tue Jun 22 13:12:11 1999 +0000

description:
NVRAM read/write functions.

diffstat:

 sys/arch/macppc/dev/pm_direct.c |  39 +++++++++++++++++++++++++++++++++++----
 sys/arch/macppc/dev/pm_direct.h |   9 +++++++--
 2 files changed, 42 insertions(+), 6 deletions(-)

diffs (87 lines):

diff -r 09eb7b164de7 -r 8e2c4641c37e sys/arch/macppc/dev/pm_direct.c
--- a/sys/arch/macppc/dev/pm_direct.c   Tue Jun 22 12:45:26 1999 +0000
+++ b/sys/arch/macppc/dev/pm_direct.c   Tue Jun 22 13:12:11 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pm_direct.c,v 1.4 1999/06/22 11:29:11 tsubai Exp $     */
+/*     $NetBSD: pm_direct.c,v 1.5 1999/06/22 13:12:11 tsubai Exp $     */
 
 /*
  * Copyright (C) 1997 Takashi Hamada
@@ -96,8 +96,8 @@
        0x00, 0x00,   -1,   -1,   -1,   -1,   -1, 0x00,
          -1, 0x00, 0x02, 0x01, 0x01,   -1,   -1,   -1,
        0x00,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
-       0x04, 0x14,   -1,   -1,   -1,   -1,   -1,   -1,
-       0x00, 0x00, 0x02,   -1,   -1,   -1,   -1,   -1,
+       0x04, 0x14,   -1, 0x03,   -1,   -1,   -1,   -1,
+       0x00, 0x00, 0x02, 0x02,   -1,   -1,   -1,   -1,
        0x01, 0x01,   -1,   -1,   -1,   -1,   -1,   -1,
        0x00, 0x00,   -1,   -1,   -1,   -1,   -1,   -1,
        0x01, 0x00, 0x02, 0x02,   -1, 0x01, 0x03, 0x01,
@@ -133,7 +133,7 @@
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
          -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-       0x05, 0x15,   -1,   -1,   -1,   -1,   -1,   -1,
+       0x05, 0x15,   -1, 0x02,   -1,   -1,   -1,   -1,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x02, 0x02,   -1,   -1,   -1,   -1,   -1,   -1,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -1199,3 +1199,34 @@
        bcopy(&time, p.data, 4);
        pmgrop(&p);
 }
+
+int
+pm_read_nvram(addr)
+       int addr;
+{
+       PMData p;
+
+       p.command = PMU_READ_NVRAM;
+       p.num_data = 2;
+       p.s_buf = p.r_buf = p.data;
+       p.data[0] = addr >> 8;
+       p.data[1] = addr;
+       pmgrop(&p);
+
+       return p.data[0];
+}
+
+void
+pm_write_nvram(addr, val)
+       int addr, val;
+{
+       PMData p;
+
+       p.command = PMU_WRITE_NVRAM;
+       p.num_data = 3;
+       p.s_buf = p.r_buf = p.data;
+       p.data[0] = addr >> 8;
+       p.data[1] = addr;
+       p.data[2] = val;
+       pmgrop(&p);
+}
diff -r 09eb7b164de7 -r 8e2c4641c37e sys/arch/macppc/dev/pm_direct.h
--- a/sys/arch/macppc/dev/pm_direct.h   Tue Jun 22 12:45:26 1999 +0000
+++ b/sys/arch/macppc/dev/pm_direct.h   Tue Jun 22 13:12:11 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: pm_direct.h,v 1.2 1999/06/16 07:43:58 tsubai Exp $     */
+/*     $NetBSD: pm_direct.h,v 1.3 1999/06/22 13:12:11 tsubai Exp $     */
 
 /*
  * Copyright (C) 1997 Takashi Hamada
@@ -44,7 +44,12 @@
        char    data[32];       /* data buffer (is it too much?)        */
 }      PMData;
 
-int    pmgrop(PMData *);
+int pmgrop __P((PMData *));
+void pm_adb_restart __P((void));
+void pm_read_date_time __P((u_long *));
+void pm_set_date_time __P((u_long));
+int pm_read_nvram __P((int));
+void pm_write_nvram __P((int, int));
 
 /* PMU commands */
 #define PMU_POWER_OFF          0x7e    /* Turn Power off */