1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <acpi/acpi_gnvs.h> 4 #include <device/device.h> 5 #include <device/pci.h> 6 #include <soc/iosf.h> 7 #include <soc/device_nvs.h> 8 #include <soc/ramstage.h> 9 scc_enable_acpi_mode(struct device * dev,int iosf_reg,int nvs_index)10void scc_enable_acpi_mode(struct device *dev, int iosf_reg, int nvs_index) 11 { 12 struct resource *bar; 13 struct device_nvs *dev_nvs = acpi_get_device_nvs(); 14 15 /* Save BAR0 and BAR1 to ACPI NVS */ 16 bar = probe_resource(dev, PCI_BASE_ADDRESS_0); 17 if (bar) 18 dev_nvs->scc_bar0[nvs_index] = bar->base; 19 bar = probe_resource(dev, PCI_BASE_ADDRESS_2); 20 if (bar) 21 dev_nvs->scc_bar1[nvs_index] = bar->base; 22 23 /* Device is enabled in ACPI mode */ 24 dev_nvs->scc_en[nvs_index] = 1; 25 } 26