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| author | mav <mav@FreeBSD.org> | 2012-03-10 21:08:07 +0000 |
|---|---|---|
| committer | mav <mav@FreeBSD.org> | 2012-03-10 21:08:07 +0000 |
| commit | c63effcfd77e3aa5354be7dba75c26f4bf2a348c (patch) | |
| tree | 7575f6d272baee666f4ce7a605255fa05f6b4bf0 | |
| parent | a23302347c82548fbb55386ba0514bebdfc20536 (diff) | |
| download | FreeBSD-src-c63effcfd77e3aa5354be7dba75c26f4bf2a348c.zip FreeBSD-src-c63effcfd77e3aa5354be7dba75c26f4bf2a348c.tar.gz | |
ServerWorks HT1000 HPET reported to have problems with IRQs >= 16.
Lower (ISA) IRQs are working, but allowed mask is not set correctly.
Block both by default to allow HP BL465c G6 blade system to boot.
Reported by: Attila Nagy <bra@fsn.hu>
MFC after: 1 week
| -rw-r--r-- | sys/dev/acpica/acpi_hpet.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/dev/acpica/acpi_hpet.c b/sys/dev/acpica/acpi_hpet.c index 2fa7122..5991c15 100644 --- a/sys/dev/acpica/acpi_hpet.c +++ b/sys/dev/acpica/acpi_hpet.c @@ -59,6 +59,7 @@ __FBSDID("$FreeBSD$"); #define HPET_VENDID_AMD 0x4353 #define HPET_VENDID_INTEL 0x8086 #define HPET_VENDID_NVIDIA 0x10de +#define HPET_VENDID_SW 0x1166 ACPI_SERIAL_DECL(hpet, "ACPI HPET support"); @@ -513,6 +514,13 @@ hpet_attach(device_t dev) if (vendor == HPET_VENDID_NVIDIA && rev <= 0x01) sc->allowed_irqs = 0x00000000; /* + * ServerWorks HT1000 reported to have problems with IRQs >= 16. + * Lower IRQs are working, but allowed mask is not set correctly. + * Legacy_route mode works fine. + */ + if (vendor == HPET_VENDID_SW && rev <= 0x01) + sc->allowed_irqs = 0x00000000; + /* * Neither QEMU nor VirtualBox report supported IRQs correctly. * The only way to use HPET there is to specify IRQs manually * and/or use legacy_route. Legacy_route mode works on both. |
