Various cosmetic and coding style fixes in src/devices.

[coreboot.git] / src / include / device / pci.h

diff --git a/src/include/device/pci.h b/src/include/device/pci.h
index 0b76de321a1d728b93259efd7de03d8af483e83b..6af723d7453964ba849938706697ccacddf44448 100644 (file)
--- a/src/include/device/pci.h
+++ b/src/include/device/pci.h
@@ -15,34 +15,92 @@
 #ifndef PCI_H
 #define PCI_H
 
+#include <stdint.h>
 #include <device/pci_def.h>
 #include <device/resource.h>
 #include <device/device.h>
 #include <device/pci_ops.h>
+#include <device/pci_rom.h>
 
+/* Common pci operations without a standard interface */
+struct pci_operations {
+       /* set the Subsystem IDs for the PCI device */
+       void (*set_subsystem)(device_t dev, unsigned vendor, unsigned device);
+};
+
+/* Common pci bus operations */
+struct pci_bus_operations {
+       uint8_t (*read8)   (struct bus *pbus, int bus, int devfn, int where);
+       uint16_t (*read16) (struct bus *pbus, int bus, int devfn, int where);
+       uint32_t (*read32) (struct bus *pbus, int bus, int devfn, int where);
+       void (*write8)  (struct bus *pbus, int bus, int devfn, int where, uint8_t val);
+       void (*write16) (struct bus *pbus, int bus, int devfn, int where, uint16_t val);
+       void (*write32) (struct bus *pbus, int bus, int devfn, int where, uint32_t val);
+};
 
 struct pci_driver {
-       struct device_operations *ops;
+       const struct device_operations *ops;
        unsigned short vendor;
        unsigned short device;
 };
 
-#define __pci_driver __attribute__ ((unused,__section__(".rodata.pci_driver")))
+#define __pci_driver __attribute__ ((used,__section__(".rodata.pci_driver")))
+/** start of compile time generated pci driver array */
 extern struct pci_driver pci_drivers[];
+/** end of compile time generated pci driver array */
 extern struct pci_driver epci_drivers[];
 
 
-struct device_operations default_pci_ops_dev;
-struct device_operations default_pci_ops_bus;
-struct device_operations default_pci_ops_root;
+extern struct device_operations default_pci_ops_dev;
+extern struct device_operations default_pci_ops_bus;
 
+void pci_dev_read_resources(device_t dev);
+void pci_bus_read_resources(device_t dev);
+void pci_dev_set_resources(device_t dev);
+void pci_dev_enable_resources(device_t dev);
+void pci_bus_enable_resources(device_t dev);
+void pci_bus_reset(struct bus *bus);
+device_t pci_probe_dev(device_t dev, struct bus *bus, unsigned devfn);
+unsigned int do_pci_scan_bridge(device_t bus, unsigned int max,
+       unsigned int (*do_scan_bus)(struct bus *bus,
+               unsigned min_devfn, unsigned max_devfn, unsigned int max));
+unsigned int pci_scan_bridge(device_t bus, unsigned int max);
+unsigned int pci_scan_bus(struct bus *bus, unsigned min_devfn, unsigned max_devfn, unsigned int max);
+uint8_t pci_moving_config8(struct device *dev, unsigned reg);
+uint16_t pci_moving_config16(struct device *dev, unsigned reg);
+uint32_t pci_moving_config32(struct device *dev, unsigned reg);
+unsigned pci_find_next_capability(device_t dev, unsigned cap, unsigned last);
+unsigned pci_find_capability(device_t dev, unsigned cap);
+struct resource *pci_get_resource(struct device *dev, unsigned long index);
+void pci_dev_set_subsystem(device_t dev, unsigned vendor, unsigned device);
+void pci_dev_init(struct device *dev);
 
-void pci_dev_read_resources(struct device *dev);
-void pci_bus_read_resources(struct device *dev);
-void pci_dev_set_resources(struct device *dev);
-unsigned int pci_scan_bridge(struct device *bus, unsigned int max);
+void pci_assign_irqs(unsigned bus, unsigned slot,
+                    const unsigned char pIntAtoD[4]);
 
 #define PCI_IO_BRIDGE_ALIGN 4096
 #define PCI_MEM_BRIDGE_ALIGN (1024*1024)
 
+static inline const struct pci_operations *ops_pci(device_t dev)
+{
+       const struct pci_operations *pops;
+       pops = 0;
+       if (dev && dev->ops) {
+               pops = dev->ops->ops_pci;
+       }
+       return pops;
+}
+
+static inline const struct pci_bus_operations *ops_pci_bus(struct bus *bus)
+{
+       const struct pci_bus_operations *bops;
+       bops = 0;
+       if (bus && bus->dev && bus->dev->ops) {
+               bops = bus->dev->ops->ops_pci_bus;
+       }
+       if (!bops)
+               bops = pci_remember_direct();
+       return bops;
+}
+
 #endif /* PCI_H */