Module Name: src
Committed By: msaitoh
Date: Wed Oct 3 09:46:11 UTC 2018
Modified Files:
src/usr.sbin/acpitools/acpidump: acpi.c acpidump.8
Log Message:
Add ACPI LPIT (Low Power Idle Table) from FreeBSD r336185.
To generate a diff of this commit:
cvs rdiff -u -r1.29 -r1.30 src/usr.sbin/acpitools/acpidump/acpi.c
cvs rdiff -u -r1.10 -r1.11 src/usr.sbin/acpitools/acpidump/acpidump.8
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.sbin/acpitools/acpidump/acpi.c
diff -u src/usr.sbin/acpitools/acpidump/acpi.c:1.29 src/usr.sbin/acpitools/acpidump/acpi.c:1.30
--- src/usr.sbin/acpitools/acpidump/acpi.c:1.29 Thu Sep 28 06:55:08 2017
+++ src/usr.sbin/acpitools/acpidump/acpi.c Wed Oct 3 09:46:11 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi.c,v 1.29 2017/09/28 06:55:08 msaitoh Exp $ */
+/* $NetBSD: acpi.c,v 1.30 2018/10/03 09:46:11 msaitoh Exp $ */
/*-
* Copyright (c) 1998 Doug Rabson
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: acpi.c,v 1.29 2017/09/28 06:55:08 msaitoh Exp $");
+__RCSID("$NetBSD: acpi.c,v 1.30 2018/10/03 09:46:11 msaitoh Exp $");
#include <sys/param.h>
#include <sys/endian.h>
@@ -86,6 +86,7 @@ static void acpi_handle_dbg2(ACPI_TABLE_
static void acpi_handle_einj(ACPI_TABLE_HEADER *sdp);
static void acpi_handle_erst(ACPI_TABLE_HEADER *sdp);
static void acpi_handle_hest(ACPI_TABLE_HEADER *sdp);
+static void acpi_handle_lpit(ACPI_TABLE_HEADER *sdp);
static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp);
static void acpi_handle_msct(ACPI_TABLE_HEADER *sdp);
static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp);
@@ -1709,6 +1710,79 @@ acpi_handle_hpet(ACPI_TABLE_HEADER *sdp)
}
static void
+acpi_print_native_lpit(ACPI_LPIT_NATIVE *nl)
+{
+ printf("\tEntryTrigger=");
+ acpi_print_gas(&nl->EntryTrigger);
+ printf("\tResidency=%u\n", nl->Residency);
+ printf("\tLatency=%u\n", nl->Latency);
+ if (nl->Header.Flags & ACPI_LPIT_NO_COUNTER)
+ printf("\tResidencyCounter=Not Present");
+ else {
+ printf("\tResidencyCounter=");
+ acpi_print_gas(&nl->ResidencyCounter);
+ }
+ if (nl->CounterFrequency)
+ printf("\tCounterFrequency=%ju\n", nl->CounterFrequency);
+ else
+ printf("\tCounterFrequency=TSC\n");
+}
+
+static void
+acpi_print_lpit(ACPI_LPIT_HEADER *lpit)
+{
+ if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
+ printf("\tType=ACPI_LPIT_TYPE_NATIVE_CSTATE\n");
+ else
+ warnx("unknown LPIT type %u", lpit->Type);
+
+ printf("\tLength=%u\n", lpit->Length);
+ printf("\tUniqueId=0x%04x\n", lpit->UniqueId);
+#define PRINTFLAG(var, flag) printflag((var), ACPI_LPIT_## flag, #flag)
+ printf("\tFlags=");
+ PRINTFLAG(lpit->Flags, STATE_DISABLED);
+ PRINTFLAG_END();
+#undef PRINTFLAG
+
+ if (lpit->Type == ACPI_LPIT_TYPE_NATIVE_CSTATE)
+ return acpi_print_native_lpit((ACPI_LPIT_NATIVE *)lpit);
+}
+
+static void
+acpi_walk_lpit(ACPI_TABLE_HEADER *table, void *first,
+ void (*action)(ACPI_LPIT_HEADER *))
+{
+ ACPI_LPIT_HEADER *subtable;
+ char *end;
+
+ subtable = first;
+ end = (char *)table + table->Length;
+ while ((char *)subtable < end) {
+ printf("\n");
+ if (subtable->Length < sizeof(ACPI_LPIT_HEADER)) {
+ warnx("invalid subtable length %u", subtable->Length);
+ return;
+ }
+ action(subtable);
+ subtable = (ACPI_LPIT_HEADER *)((char *)subtable +
+ subtable->Length);
+ }
+}
+
+static void
+acpi_handle_lpit(ACPI_TABLE_HEADER *sdp)
+{
+ ACPI_TABLE_LPIT *lpit;
+
+ printf(BEGIN_COMMENT);
+ acpi_print_sdt(sdp);
+ lpit = (ACPI_TABLE_LPIT *)sdp;
+ acpi_walk_lpit(sdp, (lpit + 1), acpi_print_lpit);
+
+ printf(END_COMMENT);
+}
+
+static void
acpi_handle_msct(ACPI_TABLE_HEADER *sdp)
{
ACPI_TABLE_MSCT *msct;
@@ -3323,6 +3397,8 @@ acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp
acpi_handle_hpet(sdp);
else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4))
acpi_handle_ecdt(sdp);
+ else if (!memcmp(sdp->Signature, ACPI_SIG_LPIT, 4))
+ acpi_handle_lpit(sdp);
else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4))
acpi_handle_mcfg(sdp);
else if (!memcmp(sdp->Signature, ACPI_SIG_SBST, 4))
Index: src/usr.sbin/acpitools/acpidump/acpidump.8
diff -u src/usr.sbin/acpitools/acpidump/acpidump.8:1.10 src/usr.sbin/acpitools/acpidump/acpidump.8:1.11
--- src/usr.sbin/acpitools/acpidump/acpidump.8:1.10 Fri Sep 1 18:35:50 2017
+++ src/usr.sbin/acpitools/acpidump/acpidump.8 Wed Oct 3 09:46:11 2018
@@ -1,4 +1,4 @@
-.\" $NetBSD: acpidump.8,v 1.10 2017/09/01 18:35:50 msaitoh Exp $
+.\" $NetBSD: acpidump.8,v 1.11 2018/10/03 09:46:11 msaitoh Exp $
.\" ACPI (ACPI Package)
.\"
.\" Copyright (c) 1999 Doug Rabson <[email protected]>
@@ -30,7 +30,7 @@
.\"
.\" $FreeBSD: head/usr.sbin/acpi/acpidump/acpidump.8 267668 2014-06-20 09:57:27Z bapt $
.\"
-.Dd September 1, 2017
+.Dd October 3, 2018
.Dt ACPIDUMP 8
.Os
.Sh NAME
@@ -110,6 +110,7 @@ utility dumps contents of the following
.It FADT
.It HEST
.It HPET
+.It LPIT
.It MADT
.It MCFG
.It MSCT
