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Return a special status of "not supported" for functional fixed hardware

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since this type of register should be handled by another driver.
This commit is contained in:
Nate Lawson 2005-02-04 18:07:03 +00:00
parent c4241acbb3
commit b68b14adaf
1 changed files with 3 additions and 3 deletions
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6
sys/dev/acpica/acpi_package.c
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@ -111,12 +111,12 @@ acpi_PkgGas(device_t dev, ACPI_OBJECT *res, int idx, int *rid,
obj = &res->Package.Elements[idx];
if (obj == NULL || obj->Type != ACPI_TYPE_BUFFER ||
obj->Buffer.Length < sizeof(ACPI_GENERIC_ADDRESS) + 3) {
obj->Buffer.Length < sizeof(ACPI_GENERIC_ADDRESS) + 3)
return (EINVAL);
}
memcpy(&gas, obj->Buffer.Pointer + 3, sizeof(gas));
if (gas.AddressSpaceId == ACPI_ADR_SPACE_FIXED_HARDWARE)
return (EOPNOTSUPP);
*dst = acpi_bus_alloc_gas(dev, rid, &gas);
if (*dst == NULL)
return (ENXIO);