| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2016 Intel Corp. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <soc/pci_devs.h> |
| #include <soc/iomap.h> |
| |
| static void read_resources(device_t dev) |
| { |
| struct resource *res; |
| pci_dev_read_resources(dev); |
| |
| res = new_resource(dev, PCI_BASE_ADDRESS_0); |
| res->base = SRAM_BASE_0; |
| res->size = SRAM_SIZE_0; |
| res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| |
| res = new_resource(dev, PCI_BASE_ADDRESS_2); |
| res->base = SRAM_BASE_2; |
| res->size = SRAM_SIZE_2; |
| res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; |
| } |
| |
| static void set_resources(device_t dev) |
| { |
| struct resource *res; |
| pci_dev_set_resources(dev); |
| |
| res = find_resource(dev, PCI_BASE_ADDRESS_0); |
| pci_write_config32(dev, res->index, res->base); |
| dev->command |= PCI_COMMAND_MEMORY; |
| res->flags |= IORESOURCE_STORED; |
| report_resource_stored(dev, res, " SRAM BAR 0"); |
| |
| res = find_resource(dev, PCI_BASE_ADDRESS_2); |
| pci_write_config32(dev, res->index, res->base); |
| dev->command |= PCI_COMMAND_MEMORY; |
| res->flags |= IORESOURCE_STORED; |
| report_resource_stored(dev, res, " SRAM BAR 2"); |
| } |
| |
| static const struct device_operations device_ops = { |
| .read_resources = read_resources, |
| .set_resources = set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| }; |
| |
| static const unsigned short pci_device_ids[] = { |
| PCI_DEVICE_ID_INTEL_APL_SRAM, |
| PCI_DEVICE_ID_INTEL_GLK_SRAM, |
| 0, |
| }; |
| |
| static const struct pci_driver pmc __pci_driver = { |
| .ops = &device_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .devices= pci_device_ids, |
| }; |