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/*
* 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 <sys/stat.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 {
/*
* Monotonically increasing ID for each newly allocated
* node(chip/device).
*/
int id;
/* 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 registers for this chip. */
struct reg *reg;
/* Pointer to next chip. */
struct chip *next;
};
struct device;
struct device {
int id;
int enabled;
int used;
int multidev;
int link;
int rescnt;
int subsystem_vendor;
int subsystem_device;
int inherit_subsystem;
char *ops;
char *name;
char *path;
int path_a;
int path_b;
int bustype;
struct pci_irq_info pci_irq_info[4];
struct device *parent;
struct device *bus;
struct device *next;
struct device *nextdev;
struct device *children;
struct device *latestchild;
struct device *next_sibling;
struct device *sibling;
struct resource *res;
struct chip *chip;
};
extern struct device *head;
struct header;
struct header {
char *name;
int chiph_exists;
struct header *next;
};
void fold_in(struct device *parent);
void postprocess_devtree(void);
struct chip *new_chip(char *path);
struct device *new_device(struct device *parent, struct device *busdev,
struct chip *chip, const int bus, const char *devnum,
int enabled);
void alias_siblings(struct device *d);
void add_resource(struct device *dev, int type, int index, int base);
void add_register(struct chip *chip, char *name, char *val);
void add_pci_subsystem_ids(struct device *dev, int vendor, int device,
int inherit);
void add_ioapic_info(struct device *dev, int apicid, const char *_srcpin,
int irqpin);
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);
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