diff options
Diffstat (limited to 'src/mainboard/intel/cannonlake_rvp/mainboard.c')
-rw-r--r-- | src/mainboard/intel/cannonlake_rvp/mainboard.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/mainboard/intel/cannonlake_rvp/mainboard.c b/src/mainboard/intel/cannonlake_rvp/mainboard.c index 855d368d56..316485d6e6 100644 --- a/src/mainboard/intel/cannonlake_rvp/mainboard.c +++ b/src/mainboard/intel/cannonlake_rvp/mainboard.c @@ -13,9 +13,12 @@ * GNU General Public License for more details. */ +#include <arch/acpi.h> #include <baseboard/variants.h> #include <device/device.h> +#include <nhlt.h> #include <soc/gpio.h> +#include <soc/nhlt.h> #include <vendorcode/google/chromeos/chromeos.h> #include <variant/gpio.h> @@ -28,8 +31,33 @@ static void mainboard_init(void *chip_info) gpio_configure_pads(pads, num); } +static unsigned long mainboard_write_acpi_tables( + device_t device, unsigned long current, acpi_rsdp_t *rsdp) +{ + uintptr_t start_addr; + uintptr_t end_addr; + struct nhlt *nhlt; + + start_addr = current; + + nhlt = nhlt_init(); + + if (nhlt == NULL) + return start_addr; + + variant_nhlt_init(nhlt); + + end_addr = nhlt_soc_serialize(nhlt, start_addr); + + if (end_addr != start_addr) + acpi_add_table(rsdp, (void *)start_addr); + + return end_addr; +} + static void mainboard_enable(device_t dev) { + dev->ops->write_acpi_tables = mainboard_write_acpi_tables; dev->ops->acpi_inject_dsdt_generator = chromeos_dsdt_generator; } |