/* * sconfig, coreboot device tree compiler * * Copyright (C) 2010 coresystems GmbH * written by Patrick Georgi <patrick@georgi-clan.de> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include <stdio.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> #include <unistd.h> #include <errno.h> struct resource; struct resource { int type; int index; int base; struct resource *next; }; struct reg; struct reg { char *key; char *value; struct reg *next; }; struct pci_irq_info { int ioapic_irq_pin; int ioapic_dst_id; }; struct chip; struct chip_instance { /* * Monotonically increasing ID for each newly allocated * node(chip/device). */ int id; /* Pointer to registers for this chip. */ struct reg *reg; /* Pointer to chip of which this is instance. */ struct chip *chip; /* Pointer to next instance of the same chip. */ struct chip_instance *next; /* * Reference count - Indicates how many devices hold pointer to this * chip instance. */ int ref_count; }; struct chip { /* Indicates if chip header exists for this chip. */ int chiph_exists; /* Name of current chip. */ char *name; /* Name of current chip normalized to _. */ char *name_underscore; /* Pointer to first instance of this chip. */ struct chip_instance *instance; /* Pointer to next chip. */ struct chip *next; }; struct device; struct bus { /* Instance/ID of the bus under the device. */ int id; /* Pointer to device to which this bus belongs. */ struct device *dev; /* Pointer to list of children. */ struct device *children; /* Pointer to next bus for the device. */ struct bus *next_bus; }; struct device { /* Monotonically increasing ID for the device. */ int id; /* Indicates device status (enabled / hidden or not). */ int enabled; int hidden; /* Subsystem IDs for the device. */ int subsystem_vendor; int subsystem_device; int inherit_subsystem; /* Name of this device. */ char *name; /* Path of this device. */ char *path; int path_a; int path_b; /* Type of bus that exists under this device. */ int bustype; /* PCI IRQ info. */ struct pci_irq_info pci_irq_info[4]; /* Pointer to bus of parent on which this device resides. */ struct bus *parent; /* Pointer to next child under the same parent. */ struct device *sibling; /* Pointer to resources for this device. */ struct resource *res; /* Pointer to chip instance for this device. */ struct chip_instance *chip_instance; /* Pointer to list of buses under this device. */ struct bus *bus; /* Pointer to last bus under this device. */ struct bus *last_bus; /* SMBIOS slot type */ char *smbios_slot_type; /* SMBIOS slot data width */ char *smbios_slot_data_width; /* SMBIOS slot description for reference designation */ char *smbios_slot_designation; /* SMBIOS slot length */ char *smbios_slot_length; }; extern struct bus *root_parent; struct device *new_device(struct bus *parent, struct chip_instance *chip_instance, const int bustype, const char *devnum, int status); void add_resource(struct bus *bus, int type, int index, int base); void add_pci_subsystem_ids(struct bus *bus, int vendor, int device, int inherit); void add_ioapic_info(struct bus *bus, int apicid, const char *_srcpin, int irqpin); void add_slot_desc(struct bus *bus, char *type, char *length, char *designation, char *data_width); void yyrestart(FILE *input_file); /* Add chip data to tail of queue. */ void chip_enqueue_tail(void *data); /* Retrieve chip data from tail of queue. */ void *chip_dequeue_tail(void); struct chip_instance *new_chip_instance(char *path); void add_register(struct chip_instance *chip, char *name, char *val);