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| author | Nico Huber <nico.huber@secunet.com> | 2015-10-26 12:59:49 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-11-04 18:17:25 +0100 |
| commit | 9d9ce0d6d2ed3e5a2a81407a835a7e8d6490fe1f (patch) | |
| tree | 08a3f59684018da39e1fbd43cecec24cde5b5315 /src/northbridge/intel/sandybridge/sandybridge.h | |
| parent | bb9469c450a12b876fca3a8c5e02af97c0ef36a1 (diff) | |
| download | coreboot-9d9ce0d6d2ed3e5a2a81407a835a7e8d6490fe1f.tar.xz | |
nb/intel/sandybridge: Add ACPI DMAR table
Add a DMAR table to advertise IOMMU and IRQ remapping capabilities to
the OS.
Tested with kontron/ktqm77. Under Linux, the table is detected and
interrupt remapping is enabled automatically.
Change-Id: Id6ee601a0a8543ed09c6bb8d308a3a3549fc34e5
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: http://review.coreboot.org/12195
Tested-by: build bot (Jenkins)
Reviewed-by: Duncan Laurie <dlaurie@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/northbridge/intel/sandybridge/sandybridge.h')
| -rw-r--r-- | src/northbridge/intel/sandybridge/sandybridge.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/northbridge/intel/sandybridge/sandybridge.h b/src/northbridge/intel/sandybridge/sandybridge.h index 853dd1c67d..0a1f20a06f 100644 --- a/src/northbridge/intel/sandybridge/sandybridge.h +++ b/src/northbridge/intel/sandybridge/sandybridge.h @@ -62,6 +62,8 @@ /* Everything below this line is ignored in the DSDT */ #ifndef __ACPI__ +#include <rules.h> + /* Device 0:0.0 PCI configuration space (Host Bridge) */ #define EPBAR 0x40 @@ -215,6 +217,13 @@ void dump_mem(unsigned start, unsigned end); void report_platform_info(void); #endif /* !__SMM__ */ +#if ENV_RAMSTAGE +#include <device/device.h> + +struct acpi_rsdp; +unsigned long northbridge_write_acpi_tables(device_t device, unsigned long start, struct acpi_rsdp *rsdp); +#endif + #define MRC_DATA_ALIGN 0x1000 #define MRC_DATA_SIGNATURE (('M'<<0)|('R'<<8)|('C'<<16)|('D'<<24)) |