code reformat, doxidization
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1549 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
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@ -184,7 +184,7 @@ struct resource *get_resource(device_t dev, unsigned index)
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/* See if there is a resource with the appropriate index */
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resource = 0;
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for(i = 0; i < dev->resources; i++) {
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for (i = 0; i < dev->resources; i++) {
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if (dev->resource[i].index == index) {
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resource = &dev->resource[i];
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break;
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@ -61,17 +61,27 @@ void root_dev_set_resources(device_t root)
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}
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/**
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* Walk through devices on the motherboard and scan for devices behind
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* them.
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* @brief Scan devices on static buses.
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*
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* The existence of devices on certain buses can be completely determined at
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* compile time by the config file. Typical expamles are the 'PNP' devices
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* on an legacy ISA/LPC bus. There is no need of probing of any kind, the
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* only thing we have to do is to walk through the bus and enable or disable
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* devices as indicated in the config file.
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*
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* This function is the default scan_bus() method for LPC bridges.
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*
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* @param root Pointer to the device structure for the system root device
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* @param max Maximum bus number allowed in the system.
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* @return Largest bus number used.
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*/
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unsigned int walk_static_devices(device_t bus, unsigned int max)
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unsigned int scan_static_bus(device_t bus, unsigned int max)
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{
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device_t child;
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unsigned link;
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printk_debug("%s entered\n", __FUNCTION__);
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for (link = 0; link < bus->links; link++) {
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for (child = bus->link[link].children; child; child = child->sibling) {
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if (child->ops && child->ops->enable) {
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@ -89,15 +99,18 @@ unsigned int walk_static_devices(device_t bus, unsigned int max)
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max = child->ops->scan_bus(child, max);
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}
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}
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printk_debug("%s done\n", __FUNCTION__);
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return max;
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}
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/**
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* @brief Enable resources for children devices
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*
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* @param dev the device whos childrens resources are to be enabled
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* @param dev the device whos children's resources are to be enabled
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*
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* This function is call by the enable_resource
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* This function is call by the enable_resource()
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*/
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void enable_childrens_resources(device_t dev)
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{
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@ -113,9 +126,13 @@ void enable_childrens_resources(device_t dev)
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/**
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* @brief Scan root bus for generic PCI systems
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*
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* @param root the root device structure
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* @param max the current bus number scanned so fat, usually 0x00
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* @param root The root device structure
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* @param max The current bus number scanned so fat, usually 0x00
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*
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* This function is the default scan_bus() method of the dynamic root device.
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* The bus heirachy is rooted at the host/northbridge. The northbridge of a
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* generic PCI bus system is at Bus 0, Dev 0, Fun 0 so we scan the whole PCI
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* buses from there.
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*/
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unsigned int root_dev_scan_pci_bus(device_t root, unsigned int max)
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{
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@ -141,7 +158,9 @@ struct device_operations default_dev_ops_root = {
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};
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/**
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* This is the root of the device tree. A PCI tree always has
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* @brief The root of dynamic device tree.
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*
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* This is the root of the dynamic device tree. A PCI tree always has
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* one bus, bus 0. Bus 0 contains devices and bridges.
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*/
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struct device dev_root = {
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