diff options
Diffstat (limited to 'src/include/device/device.h')
| -rw-r--r-- | src/include/device/device.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/include/device/device.h b/src/include/device/device.h index be93f554fa..aff5616a88 100644 --- a/src/include/device/device.h +++ b/src/include/device/device.h @@ -26,6 +26,8 @@ struct chip_operations { #define CHIP_NAME(X) #endif +struct bus; + struct device_operations { void (*read_resources)(device_t dev); void (*set_resources)(device_t dev); @@ -34,6 +36,7 @@ struct device_operations { unsigned int (*scan_bus)(device_t bus, unsigned int max); void (*enable)(device_t dev); void (*set_link)(device_t dev, unsigned int link); + void (*reset_bus)(struct bus *bus); const struct pci_operations *ops_pci; const struct smbus_bus_operations *ops_smbus_bus; const struct pci_bus_operations *ops_pci_bus; @@ -48,6 +51,8 @@ struct bus { unsigned char secondary; /* secondary bus number */ unsigned char subordinate; /* max subordinate bus number */ unsigned char cap; /* PCi capability offset */ + unsigned reset_needed : 1; + unsigned disable_relaxed_ordering : 1; }; #define MAX_RESOURCES 12 @@ -81,7 +86,8 @@ struct device { unsigned int resources; /* link are (down sream) buses attached to the device, usually a leaf - * device with no child have 0 bus attached and a bridge has 1 bus */ + * device with no children have 0 buses attached and a bridge has 1 bus + */ struct bus link[MAX_LINKS]; /* number of buses attached to the device */ unsigned int links; @@ -101,8 +107,11 @@ extern void dev_enumerate(void); extern void dev_configure(void); extern void dev_enable(void); extern void dev_initialize(void); +extern void dev_optimize(void); /* Generic device helper functions */ +extern int reset_bus(struct bus *bus); +extern unsigned int scan_bus(struct device *bus, unsigned int max); extern void compute_allocate_resource(struct bus *bus, struct resource *bridge, unsigned long type_mask, unsigned long type); extern void assign_resources(struct bus *bus); @@ -110,6 +119,9 @@ extern void enable_resources(struct device *dev); extern void enumerate_static_device(void); extern void enumerate_static_devices(void); extern const char *dev_path(device_t dev); +const char *bus_path(struct bus *bus); +extern void dev_set_enabled(device_t dev, int enable); +extern void disable_children(struct bus *bus); /* Helper functions */ device_t find_dev_path(struct bus *parent, struct device_path *path); @@ -134,5 +146,4 @@ extern void enable_childrens_resources(device_t dev); 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 */ |