/* Chip operations */
struct chip_operations {
void (*enable_dev)(struct device *dev);
- char *name;
+ const char *name;
+#if CONFIG_GENERATE_SMBIOS_TABLES
+ int (*get_smbios_data)(device_t dev, int *handle, unsigned long *current);
+#endif
};
#define CHIP_NAME(X) .name = X,
void (*enable)(device_t dev);
void (*set_link)(device_t dev, unsigned int link);
void (*reset_bus)(struct bus *bus);
+#if CONFIG_GENERATE_SMBIOS_TABLES
+ int (*get_smbios_data)(device_t dev, int *handle, unsigned long *current);
+#endif
const struct pci_operations *ops_pci;
const struct smbus_bus_operations *ops_smbus_bus;
const struct pci_bus_operations *ops_pci_bus;
struct bus {
device_t dev; /* This bridge device */
device_t children; /* devices behind this bridge */
+ struct bus *next; /* The next bridge on this device */
unsigned bridge_ctrl; /* Bridge control register */
- unsigned char link; /* The index of this link */
+ unsigned char link_num; /* The index of this link */
uint16_t secondary; /* secondary bus number */
uint16_t subordinate; /* max subordinate bus number */
unsigned char cap; /* PCi capability offset */
unsigned disable_relaxed_ordering : 1;
};
-#define MAX_RESOURCES 24
-#define MAX_LINKS 8
/*
* There is one device structure for each slot-number/function-number
* combination:
struct device_path path;
unsigned vendor;
unsigned device;
+ u16 subsystem_vendor;
+ u16 subsystem_device;
unsigned int class; /* 3 bytes: (base, sub, prog-if) */
unsigned int hdr_type; /* PCI header type */
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;
- unsigned long rom_address;
- uint8_t command;
+ u8 command;
/* Base registers for this device. I/O, MEM and Expansion ROM */
- struct resource resource[MAX_RESOURCES];
- unsigned int resources;
+ struct resource *resource_list;
- /* link are (down stream) buses attached to the device, usually a leaf
- * device with no children have 0 buses attached and a bridge has 1 bus
+ /* links are (downstream) buses attached to the device, usually a leaf
+ * device with no children has 0 buses attached and a bridge has 1 bus
*/
- struct bus link[MAX_LINKS];
- /* number of buses attached to the device */
- unsigned int links;
+ struct bus *link_list;
struct device_operations *ops;
- struct chip_operations *chip_ops;
+ const struct chip_operations *chip_ops;
void *chip_info;
};
-extern struct device dev_root; /* root bus */
+/**
+ * This is the root of the device tree. The device tree is defined in the
+ * static.c file and is generated by the config tool at compile time.
+ */
+extern struct device dev_root;
extern struct device *all_devices; /* list of all devices */
+extern struct resource *free_resources;
+extern struct bus *free_links;
/* Generic device interface functions */
device_t alloc_dev(struct bus *parent, struct device_path *path);
/* Generic device helper functions */
int reset_bus(struct bus *bus);
unsigned int scan_bus(struct device *bus, unsigned int max);
-void compute_allocate_resource(struct bus *bus, struct resource *bridge,
- unsigned long type_mask, unsigned long type);
void assign_resources(struct bus *bus);
-void enable_resources(struct device *dev);
void enumerate_static_device(void);
void enumerate_static_devices(void);
const char *dev_path(device_t dev);
void dev_set_enabled(device_t dev, int enable);
void disable_children(struct bus *bus);
+/* Option ROM helper functions */
+void run_bios(struct device *dev, unsigned long addr);
+
/* 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_device (u16 vendor, u16 device, device_t from);
device_t dev_find_class (unsigned int class, device_t from);
device_t dev_find_slot (unsigned int bus, unsigned int devfn);
device_t dev_find_slot_on_smbus (unsigned int bus, unsigned int addr);
+device_t dev_find_lapic(unsigned apic_id);
/* Debug functions */
-void resource_tree(struct device * root, int debug_level, int depth);
void print_resource_tree(struct device * root, int debug_level,
const char *msg);
void show_devs_tree(struct device *dev, int debug_level, int depth, int linknum);
void show_devs_subtree(struct device *root, int debug_level, const char *msg);
void show_all_devs(int debug_level, const char *msg);
+void show_all_devs_tree(int debug_level, const char *msg);
void show_one_resource(int debug_level, struct device *dev,
struct resource *resource, const char *comment);
void show_all_devs_resources(int debug_level, const char* msg);
-/* Rounding for boundaries.
+/* Rounding for boundaries.
* Due to some chip bugs, go ahead and round IO to 16
*/
-#define DEVICE_IO_ALIGN 16
+#define DEVICE_IO_ALIGN 16
#define DEVICE_MEM_ALIGN 4096
extern struct device_operations default_dev_ops_root;
-void root_dev_read_resources(device_t dev);
-void root_dev_set_resources(device_t dev);
+void pci_domain_read_resources(struct device *dev);
+unsigned int pci_domain_scan_bus(struct device *dev, unsigned int max);
unsigned int scan_static_bus(device_t bus, unsigned int max);
-void enable_childrens_resources(device_t dev);
-void root_dev_enable_resources(device_t dev);
-unsigned int root_dev_scan_bus(device_t root, unsigned int max);
-void root_dev_init(device_t dev);
+
+void ram_resource(device_t dev, unsigned long index,
+ unsigned long basek, unsigned long sizek);
+void tolm_test(void *gp, struct device *dev, struct resource *new);
+u32 find_pci_tolm(struct bus *bus);
+
#endif /* DEVICE_H */