[src/trunk]: src/sys/dev/ic add several definitions useful for ICH-based spee...

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

details:   https://anonhg.NetBSD.org/src/rev/ed17bb4fde77
branches:  trunk
changeset: 568798:ed17bb4fde77
user:      mrg <mrg%NetBSD.org@localhost>
date:      Sat Jul 31 17:28:36 2004 +0000

description:
add several definitions useful for ICH-based speedstep.
(from linux and freebsd.)

diffstat:

 sys/dev/ic/i82801lpcreg.h |  7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)

diffs (35 lines):

diff -r 0dc210838a2b -r ed17bb4fde77 sys/dev/ic/i82801lpcreg.h
--- a/sys/dev/ic/i82801lpcreg.h Sat Jul 31 14:13:05 2004 +0000
+++ b/sys/dev/ic/i82801lpcreg.h Sat Jul 31 17:28:36 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: i82801lpcreg.h,v 1.1 2004/03/14 08:04:38 minoura Exp $ */
+/*     $NetBSD: i82801lpcreg.h,v 1.2 2004/07/31 17:28:36 mrg Exp $     */
 
 /*-
  * Copyright (c) 2004 The NetBSD Foundation, Inc.
@@ -66,6 +66,7 @@
 #define LPCIB_PCI_D31_ERR_STS  0x8a
 #define LPCIB_PCI_PCI_DMA_C    0x90
 #define LPCIB_PCI_GEN_PMCON_1  0xa0
+# define LPCIB_PCI_GEN_PMCON_1_SS_EN   0x08
 #define LPCIB_PCI_GEN_PMCON_2  0xa2
 #define LPCIB_PCI_GEN_PMCON_3  0xa4
 #define LPCIB_PCI_STPCLK_DEL   0xa8
@@ -104,6 +105,8 @@
 #define LPCIB_PM1_TMR          0x08 /* ACPI PMTMR_BLK power mgmt timer */
 #define LPCIB_PROC_CNT         0x10 /* ACPI P_BLK processor control */
 #define LPCIB_LV2              0x14 /* ACPI P_BLK processor C2 control */
+#define LPCIB_PM_CTRL          0x20 /* ACPI Power Management Control */
+# define LPCIB_PM_SS_STATE_LOW 0x01 /* SpeedStep Low Power State */
 #define LPCIB_GPE0_STS         0x28 /* ACPI GPE0_BLK GPE0 status */
 #define LPCIB_GPE0_EN          0x2c /* ACPI GPE0_BLK GPE0 enable */
 #define LPCIB_SMI_EN           0x30
@@ -128,6 +131,8 @@
 #define LPCIB_DEVTRAP_EN       0x48
 #define LPCIB_BUS_ADDR_TRACK   0x4c
 #define LPCIB_BUS_CYC_TRACK    0x4e
+#define LPCIB_PM_SS_CNTL       0x50            /* SpeedStep control */
+# define LPCIB_PM_SS_CNTL_ARB_DIS      0x01    /* disable arbiter */
 
 /*
  * System management TCO registers