diff options
| author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-10-08 22:56:27 +0200 |
|---|---|---|
| committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-23 19:24:51 +0200 |
| commit | 7fb149dce1d13be7dfae8ec1babb000ef18d2d94 (patch) | |
| tree | 024123f233f51f711769d784cd381de7321cfe6f /src/soc/intel/baytrail/southcluster.c | |
| parent | 2305e68df941c34c80875c6a68979177ec0cae27 (diff) | |
baytrail: Switch to per-device ACPI
Change-Id: I6a1b1daa291298c85e14f89aa47a0693837cec6f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7037
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>
Reviewed-by: Aaron Durbin <adurbin@gmail.com>
Diffstat (limited to 'src/soc/intel/baytrail/southcluster.c')
| -rw-r--r-- | src/soc/intel/baytrail/southcluster.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c index 1aebd07214..365ac3d067 100644 --- a/src/soc/intel/baytrail/southcluster.c +++ b/src/soc/intel/baytrail/southcluster.c @@ -40,6 +40,9 @@ #include <soc/ramstage.h> #include <soc/spi.h> #include "chip.h" +#include <arch/acpi.h> +#include <arch/acpigen.h> +#include <cpu/cpu.h> static inline void add_mmio_resource(device_t dev, int i, unsigned long addr, unsigned long size) @@ -510,9 +513,36 @@ void southcluster_enable_dev(device_t dev) } } +static void southcluster_inject_dsdt(void) +{ + global_nvs_t *gnvs; + + gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); + if (!gnvs) { + gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof (*gnvs)); + if (gnvs) + memset(gnvs, 0, sizeof(*gnvs)); + } + + if (gnvs) { + acpi_create_gnvs(gnvs); + acpi_save_gnvs((unsigned long)gnvs); + /* And tell SMI about it */ + smm_setup_structures(gnvs, NULL, NULL); + + /* Add it to DSDT. */ + acpigen_write_scope("\\"); + acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_pop_len(); + } +} + + static struct device_operations device_ops = { .read_resources = sc_read_resources, .set_resources = pci_dev_set_resources, + .acpi_inject_dsdt_generator = southcluster_inject_dsdt, + .write_acpi_tables = acpi_write_hpet, .enable_resources = NULL, .init = sc_init, .enable = southcluster_enable_dev, |