WebSVN – HelenOS – Diff – /branches/dd/uspace/srv/pci/pci.h


#ifndef PCI_H
#define PCI_H
 
//#include <arch/types.h>
#include <adt/list.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
 
struct pci_drv;
struct pci_dev;
struct pci_bus;
struct pci_drv_ops;
 
typedef struct pci_drv pci_drv_t;
typedef struct pci_dev pci_dev_t;
typedef struct pci_bus pci_bus_t;
typedef struct pci_drv_ops pci_drv_ops_t;
 
struct pci_drv {
    link_t link;
    int vendor_id;
    int device_id; 
    pci_drv_ops_t *ops;
};
 
struct pci_dev{
    link_t link;
    pci_bus_t *bus;
    int dev;
    int fn;
   
    int vendor_id;
    int device_id;
    pci_drv_t *driver; 
};
 
struct pci_drv_ops {
    int (*add_device)(pci_dev_t *dev);
   
};
 
struct pci_bus {
    link_t link;
    int num;
    // architecture-specific usage
    void *data;
};
 
void pci_bus_register(pci_bus_t *bus);
void pci_device_register(pci_dev_t *dev);
void pci_driver_register(pci_drv_t *drv);
 
void pci_bus_scan(pci_bus_t *bus);
 
static inline pci_bus_t* pci_alloc_bus()
{
    pci_bus_t *bus = (pci_bus_t *)malloc(sizeof(pci_bus_t));
    link_initialize(&bus->link);
    bus->num = 0;
    bus->data = NULL;
    return bus;
}
 
// arch. spec. initialization of pci bus structure - of its data member
void pci_init_bus_data(pci_bus_t *bus, pci_bus_t *parent);
 
static inline void pci_init_bus(pci_bus_t *bus, pci_bus_t *parent, int bus_num)
{
    bus->num = bus_num;
    pci_init_bus_data(bus, parent);
}
 
static inline void pci_free_bus(pci_bus_t *bus)
{
    free(bus);
}
 
static inline pci_dev_t* pci_alloc_dev()
{
    pci_dev_t *dev = (pci_dev_t *)malloc(sizeof(pci_dev_t));
    bzero(dev, sizeof(pci_dev_t));
    link_initialize(&dev->link);   
    return dev;
}
 
static inline void pci_init_dev(pci_dev_t *dev, pci_bus_t *bus, int devnum, int fn)
{
    dev->bus = bus;
    dev->dev = devnum;
    dev->fn = fn;
}
 
static inline void pci_free_dev(pci_dev_t *dev)
{
    free(dev);
}
 
#endif
 

Rev 4438	Rev 4537
1	#ifndef PCI_H	1	#ifndef PCI_H
2	#define PCI_H	2	#define PCI_H
3		3
4	//#include <arch/types.h>	4	//#include <arch/types.h>
5	#include <libadt/list.h>	5	#include <adt/list.h>
6	#include <stdio.h>	6	#include <stdio.h>
7	#include <stdlib.h>	7	#include <stdlib.h>
-		8	#include <string.h>
8		9
9	struct pci_drv;	10	struct pci_drv;
10	struct pci_dev;	11	struct pci_dev;
11	struct pci_bus;	12	struct pci_bus;
12	struct pci_drv_ops;	13	struct pci_drv_ops;
13		14
14	typedef struct pci_drv pci_drv_t;	15	typedef struct pci_drv pci_drv_t;
15	typedef struct pci_dev pci_dev_t;	16	typedef struct pci_dev pci_dev_t;
16	typedef struct pci_bus pci_bus_t;	17	typedef struct pci_bus pci_bus_t;
17	typedef struct pci_drv_ops pci_drv_ops_t;	18	typedef struct pci_drv_ops pci_drv_ops_t;
18		19
19	struct pci_drv {	20	struct pci_drv {
20	link_t link;	21	link_t link;
21	int vendor_id;	22	int vendor_id;
22	int device_id;	23	int device_id;
23	pci_drv_ops_t *ops;	24	pci_drv_ops_t *ops;
24	};	25	};
25		26
26	struct pci_dev{	27	struct pci_dev{
27	link_t link;	28	link_t link;
28	pci_bus_t *bus;	29	pci_bus_t *bus;
29	int dev;	30	int dev;
30	int fn;	31	int fn;
31		32
32	int vendor_id;	33	int vendor_id;
33	int device_id;	34	int device_id;
34	pci_drv_t *driver;	35	pci_drv_t *driver;
35	};	36	};
36		37
37	struct pci_drv_ops {	38	struct pci_drv_ops {
38	int (add_device)(pci_dev_t dev);	39	int (add_device)(pci_dev_t dev);
39		40
40	};	41	};
41		42
42	struct pci_bus {	43	struct pci_bus {
43	link_t link;	44	link_t link;
44	int num;	45	int num;
45	// architecture-specific usage	46	// architecture-specific usage
46	void *data;	47	void *data;
47	};	48	};
48		49
49	void pci_bus_register(pci_bus_t *bus);	50	void pci_bus_register(pci_bus_t *bus);
50	void pci_device_register(pci_dev_t *dev);	51	void pci_device_register(pci_dev_t *dev);
51	void pci_driver_register(pci_drv_t *drv);	52	void pci_driver_register(pci_drv_t *drv);
52		53
53	void pci_bus_scan(pci_bus_t *bus);	54	void pci_bus_scan(pci_bus_t *bus);
54		55
55	static inline pci_bus_t* pci_alloc_bus()	56	static inline pci_bus_t* pci_alloc_bus()
56	{	57	{
57	pci_bus_t bus = (pci_bus_t )malloc(sizeof(pci_bus_t));	58	pci_bus_t bus = (pci_bus_t )malloc(sizeof(pci_bus_t));
58	link_initialize(&bus->link);	59	link_initialize(&bus->link);
59	bus->num = 0;	60	bus->num = 0;
60	bus->data = NULL;	61	bus->data = NULL;
61	return bus;	62	return bus;
62	}	63	}
63		64
64	// arch. spec. initialization of pci bus structure - of its data member	65	// arch. spec. initialization of pci bus structure - of its data member
65	void pci_init_bus_data(pci_bus_t bus, pci_bus_t parent);	66	void pci_init_bus_data(pci_bus_t bus, pci_bus_t parent);
66		67
67	static inline void pci_init_bus(pci_bus_t bus, pci_bus_t parent, int bus_num)	68	static inline void pci_init_bus(pci_bus_t bus, pci_bus_t parent, int bus_num)
68	{	69	{
69	bus->num = bus_num;	70	bus->num = bus_num;
70	pci_init_bus_data(bus, parent);	71	pci_init_bus_data(bus, parent);
71	}	72	}
72		73
73	static inline void pci_free_bus(pci_bus_t *bus)	74	static inline void pci_free_bus(pci_bus_t *bus)
74	{	75	{
75	free(bus);	76	free(bus);
76	}	77	}
77		78
78	static inline pci_dev_t* pci_alloc_dev()	79	static inline pci_dev_t* pci_alloc_dev()
79	{	80	{
80	pci_dev_t dev = (pci_dev_t )malloc(sizeof(pci_dev_t));	81	pci_dev_t dev = (pci_dev_t )malloc(sizeof(pci_dev_t));
81	bzero(dev, sizeof(pci_dev_t));	82	bzero(dev, sizeof(pci_dev_t));
82	link_initialize(&dev->link);	83	link_initialize(&dev->link);
83	return dev;	84	return dev;
84	}	85	}
85		86
86	static inline void pci_init_dev(pci_dev_t dev, pci_bus_t bus, int devnum, int fn)	87	static inline void pci_init_dev(pci_dev_t dev, pci_bus_t bus, int devnum, int fn)
87	{	88	{
88	dev->bus = bus;	89	dev->bus = bus;
89	dev->dev = devnum;	90	dev->dev = devnum;
90	dev->fn = fn;	91	dev->fn = fn;
91	}	92	}
92		93
93	static inline void pci_free_dev(pci_dev_t *dev)	94	static inline void pci_free_dev(pci_dev_t *dev)
94	{	95	{
95	free(dev);	96	free(dev);
96	}	97	}
97		98
98	#endif	99	#endif
99		100

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(root)/branches/dd/uspace/srv/pci/pci.h – Rev 4438 → 4537