diff options
| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-09-02 22:25:36 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2014-09-11 21:53:33 +0200 |
| commit | 35c0f439fc2bc29817d643a7629a4d2b79d6b903 (patch) | |
| tree | 1cb70aedcc75e29752a50fde10eca720c0e6f0ac /src/southbridge/intel/bd82x6x/lpc.c | |
| parent | 955ca5d948519e89573b1508bb85d3b01353ac60 (diff) | |
Move nehalem/sandy/ivy to per-device acpi
Change-Id: I3d664ab575bf9c49a7bff9a395fbab96748430d0
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6802
Reviewed-by: Aaron Durbin <adurbin@google.com>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/southbridge/intel/bd82x6x/lpc.c')
| -rw-r--r-- | src/southbridge/intel/bd82x6x/lpc.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c index fdfdffa26c..396b771e81 100644 --- a/src/southbridge/intel/bd82x6x/lpc.c +++ b/src/southbridge/intel/bd82x6x/lpc.c @@ -30,7 +30,11 @@ #include <arch/acpi.h> #include <cpu/cpu.h> #include <elog.h> +#include <arch/acpigen.h> +#include <drivers/intel/gma/i915.h> +#include <cbmem.h> #include "pch.h" +#include "nvs.h" #define NMI_OFF 0 @@ -663,6 +667,31 @@ static void set_subsystem(device_t dev, unsigned vendor, unsigned device) } } +static unsigned long southbridge_fill_ssdt(unsigned long current, const char *oem_table_id) +{ + global_nvs_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + void *opregion; + + /* Calling northbridge code as gnvs contains opregion address. */ + opregion = igd_make_opregion(); + + if (gnvs) { + int scopelen; + acpi_create_gnvs(gnvs); + /* IGD OpRegion Base Address */ + gnvs->aslb = (u32)opregion; + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to SSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); + } + + return (unsigned long) (acpigen_get_current()); +} + static struct pci_operations pci_ops = { .set_subsystem = set_subsystem, }; @@ -671,6 +700,8 @@ static struct device_operations device_ops = { .read_resources = pch_lpc_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pch_lpc_enable_resources, + .write_acpi_tables = acpi_write_hpet, + .acpi_fill_ssdt_generator = southbridge_fill_ssdt, .init = lpc_init, .enable = pch_lpc_enable, .scan_bus = scan_static_bus, |