#include <device/resource.h>
#include <device/path.h>
+
struct device;
typedef struct device * device_t;
+struct pci_operations;
+struct smbus_bus_operations;
+
+/* Chip operations */
+struct chip_operations {
+ void (*enable_dev)(struct device *dev);
+};
struct device_operations {
void (*read_resources)(device_t dev);
void (*init)(device_t dev);
unsigned int (*scan_bus)(device_t bus, unsigned int max);
void (*enable)(device_t dev);
+ struct pci_operations *ops_pci;
+ struct smbus_bus_operations *ops_smbus_bus;
};
unsigned char cap; /* PCi capability offset */
};
-#define MAX_RESOURCES 8
-#define MAX_LINKS 3
+#define MAX_RESOURCES 12
+#define MAX_LINKS 4
/*
* There is one device structure for each slot-number/function-number
* combination:
*/
-struct chip;
struct device {
struct bus * bus; /* bus this device is on */
device_t sibling; /* next device on this bus */
device_t next; /* chain of all devices */
struct device_path path;
- unsigned short vendor;
- unsigned short device;
+ unsigned vendor;
+ unsigned device;
unsigned int class; /* 3 bytes: (base,sub,prog-if) */
unsigned int hdr_type; /* PCI header type */
- /* @todo rename this to 'enabled' */
- unsigned int enable : 1; /* set if we should enable the device */
+ unsigned int enabled : 1; /* set if we should enable the device */
+ unsigned int initialized : 1; /* set if we have initialized the device */
+ unsigned int have_resources : 1; /* Set if we have read the devices resources */
+ unsigned int on_mainboard : 1;
uint8_t command;
unsigned long rom_address;
struct device_operations *ops;
- struct chip *chip;
+ struct chip_operations *chip_ops;
+ void *chip_info;
};
extern struct device dev_root; /* root bus */
extern void enumerate_static_device(void);
extern void enumerate_static_devices(void);
extern const char *dev_path(device_t dev);
-extern void compact_resources(device_t dev);
-extern struct resource *get_resource(device_t dev, unsigned index);
/* Helper functions */
+device_t find_dev_path(struct bus *parent, struct device_path *path);
device_t alloc_find_dev(struct bus *parent, struct device_path *path);
device_t dev_find_device (unsigned int vendor, unsigned int device, device_t from);
device_t dev_find_class (unsigned int class, device_t from);
struct device_operations default_dev_ops_root;
extern void root_dev_read_resources(device_t dev);
extern void root_dev_set_resources(device_t dev);
-extern unsigned int walk_static_devices(device_t bus, unsigned int max);
+extern unsigned int scan_static_bus(device_t bus, unsigned int max);
extern void enable_childrens_resources(device_t dev);
-extern unsigned int root_dev_scan_pci_bus(device_t root, unsigned int max);
+extern void root_dev_enable_resources(device_t dev);
+extern unsigned int root_dev_scan_bus(device_t root, unsigned int max);
+extern void root_dev_init(device_t dev);
#endif /* DEVICE_H */