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ACPICA: Add acpi_os_physical_table_override interface

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This interface allows the host to override a table via a
physical address, instead of the logical address required by
acpi_os_table_override. This simplifies the host implementation.
Initial implementation by Thomas Renninger. ACPICA implementation
creates a single function for table overrides that attempts both
a logical and a physical override.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Bob Moore
2012-02-14 18:31:56 +08:00
committed by Len Brown
parent ea143604c5
commit f7b004a17c
5 changed files with 166 additions and 63 deletions
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9
drivers/acpi/osl.c
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@@ -554,6 +554,15 @@ acpi_os_table_override(struct acpi_table_header * existing_table,
return AE_OK;
}
acpi_status
acpi_os_physical_table_override(struct acpi_table_header *existing_table,
acpi_physical_address * new_address,
u32 *new_table_length)
{
return AE_SUPPORT;
}
static irqreturn_t acpi_irq(int irq, void *dev_id)
{
u32 handled;