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author | msmith <msmith@FreeBSD.org> | 2001-09-07 01:22:25 +0000 |
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committer | msmith <msmith@FreeBSD.org> | 2001-09-07 01:22:25 +0000 |
commit | 9d39e615a85d5e81e8442ec3bf65c8dff5e393c5 (patch) | |
tree | ba0c24c50a259baa38d43cef66fae1699ec4f152 /sys/contrib/dev/acpica/hwsleep.c | |
parent | 56186efdbc469312f31299676d1ef2e2d891ec25 (diff) | |
download | FreeBSD-src-9d39e615a85d5e81e8442ec3bf65c8dff5e393c5.zip FreeBSD-src-9d39e615a85d5e81e8442ec3bf65c8dff5e393c5.tar.gz |
Vendor-branch import of the Intel ACPI CA 20010831 snapshot.
Diffstat (limited to 'sys/contrib/dev/acpica/hwsleep.c')
-rw-r--r-- | sys/contrib/dev/acpica/hwsleep.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/sys/contrib/dev/acpica/hwsleep.c b/sys/contrib/dev/acpica/hwsleep.c index fb7a4ee..d0d4ed8 100644 --- a/sys/contrib/dev/acpica/hwsleep.c +++ b/sys/contrib/dev/acpica/hwsleep.c @@ -2,7 +2,7 @@ /****************************************************************************** * * Name: hwsleep.c - ACPI Hardware Sleep/Wake Interface - * $Revision: 18 $ + * $Revision: 21 $ * *****************************************************************************/ @@ -245,7 +245,6 @@ AcpiEnterSleepState ( /* * _PSW methods could be run here to enable wake-on keyboard, LAN, etc. */ - Status = AcpiHwObtainSleepTypeRegisterData (SleepState, &TypeA, &TypeB); if (!ACPI_SUCCESS (Status)) { @@ -306,7 +305,7 @@ AcpiEnterSleepState ( AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1A_CONTROL, PM1AControl); AcpiHwRegisterWrite (ACPI_MTX_LOCK, PM1B_CONTROL, PM1BControl); - /* + /* * Wait a second, then try again. This is to get S4/5 to work on all machines. */ if (SleepState > ACPI_STATE_S3) @@ -319,8 +318,11 @@ AcpiEnterSleepState ( /* wait until we enter sleep state */ - while (!AcpiHwRegisterBitAccess (ACPI_READ,ACPI_MTX_LOCK,WAK_STS)) - { } + do + { + AcpiOsStall(10000); + } + while (!AcpiHwRegisterBitAccess (ACPI_READ, ACPI_MTX_LOCK, WAK_STS)); enable (); @@ -346,6 +348,7 @@ AcpiLeaveSleepState ( ACPI_OBJECT_LIST ArgList; ACPI_OBJECT Arg; + FUNCTION_TRACE ("AcpiLeaveSleepState"); @@ -359,6 +362,7 @@ AcpiLeaveSleepState ( AcpiEvaluateObject (NULL, "\\_BFS", &ArgList, NULL); AcpiEvaluateObject (NULL, "\\_WAK", &ArgList, NULL); + /* _WAK returns stuff - do we want to look at it? */ /* Re-enable GPEs */ |