base.h revision 169aaffe885c56745188e7913f212a67beaa3b80 
1extern spinlock_t pnp_lock;
2void *pnp_alloc(long size);
3
4int pnp_register_protocol(struct pnp_protocol *protocol);
5void pnp_unregister_protocol(struct pnp_protocol *protocol);
6
7#define PNP_EISA_ID_MASK 0x7fffffff
8void pnp_eisa_id_to_string(u32 id, char *str);
9struct pnp_dev *pnp_alloc_dev(struct pnp_protocol *, int id, char *pnpid);
10struct pnp_card *pnp_alloc_card(struct pnp_protocol *, int id, char *pnpid);
11
12int pnp_add_device(struct pnp_dev *dev);
13struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id);
14int pnp_interface_attach_device(struct pnp_dev *dev);
15
16int pnp_add_card(struct pnp_card *card);
17struct pnp_id *pnp_add_card_id(struct pnp_card *card, char *id);
18void pnp_remove_card(struct pnp_card *card);
19int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev);
20void pnp_remove_card_device(struct pnp_dev *dev);
21
22struct pnp_port {
23	resource_size_t min;	/* min base number */
24	resource_size_t max;	/* max base number */
25	resource_size_t align;	/* align boundary */
26	resource_size_t size;	/* size of range */
27	unsigned char flags;	/* port flags */
28	unsigned char pad;	/* pad */
29	struct pnp_port *next;	/* next port */
30};
31
32#define PNP_IRQ_NR 256
33typedef struct { DECLARE_BITMAP(bits, PNP_IRQ_NR); } pnp_irq_mask_t;
34
35struct pnp_irq {
36	pnp_irq_mask_t map;	/* bitmap for IRQ lines */
37	unsigned char flags;	/* IRQ flags */
38	unsigned char pad;	/* pad */
39	struct pnp_irq *next;	/* next IRQ */
40};
41
42struct pnp_dma {
43	unsigned char map;	/* bitmask for DMA channels */
44	unsigned char flags;	/* DMA flags */
45	struct pnp_dma *next;	/* next port */
46};
47
48struct pnp_mem {
49	resource_size_t min;	/* min base number */
50	resource_size_t max;	/* max base number */
51	resource_size_t align;	/* align boundary */
52	resource_size_t size;	/* size of range */
53	unsigned char flags;	/* memory flags */
54	unsigned char pad;	/* pad */
55	struct pnp_mem *next;	/* next memory resource */
56};
57
58#define PNP_RES_PRIORITY_PREFERRED	0
59#define PNP_RES_PRIORITY_ACCEPTABLE	1
60#define PNP_RES_PRIORITY_FUNCTIONAL	2
61#define PNP_RES_PRIORITY_INVALID	65535
62
63struct pnp_option {
64	unsigned short priority;	/* priority */
65	struct pnp_port *port;		/* first port */
66	struct pnp_irq *irq;		/* first IRQ */
67	struct pnp_dma *dma;		/* first DMA */
68	struct pnp_mem *mem;		/* first memory resource */
69	struct pnp_option *next;	/* used to chain dependent resources */
70};
71
72struct pnp_option *pnp_build_option(int priority);
73struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev);
74struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,
75						 int priority);
76int pnp_register_irq_resource(struct pnp_dev *dev, struct pnp_option *option,
77			      struct pnp_irq *data);
78int pnp_register_dma_resource(struct pnp_dev *dev, struct pnp_option *option,
79			      struct pnp_dma *data);
80int pnp_register_port_resource(struct pnp_dev *dev, struct pnp_option *option,
81			       struct pnp_port *data);
82int pnp_register_mem_resource(struct pnp_dev *dev, struct pnp_option *option,
83			      struct pnp_mem *data);
84void pnp_init_resources(struct pnp_dev *dev);
85
86void pnp_fixup_device(struct pnp_dev *dev);
87void pnp_free_option(struct pnp_option *option);
88int __pnp_add_device(struct pnp_dev *dev);
89void __pnp_remove_device(struct pnp_dev *dev);
90
91int pnp_check_port(struct pnp_dev *dev, struct resource *res);
92int pnp_check_mem(struct pnp_dev *dev, struct resource *res);
93int pnp_check_irq(struct pnp_dev *dev, struct resource *res);
94int pnp_check_dma(struct pnp_dev *dev, struct resource *res);
95
96char *pnp_resource_type_name(struct resource *res);
97void dbg_pnp_show_resources(struct pnp_dev *dev, char *desc);
98
99void pnp_free_resources(struct pnp_dev *dev);
100int pnp_resource_type(struct resource *res);
101
102struct pnp_resource {
103	struct list_head list;
104	struct resource res;
105};
106
107void pnp_free_resource(struct pnp_resource *pnp_res);
108
109struct pnp_resource *pnp_add_irq_resource(struct pnp_dev *dev, int irq,
110					  int flags);
111struct pnp_resource *pnp_add_dma_resource(struct pnp_dev *dev, int dma,
112					  int flags);
113struct pnp_resource *pnp_add_io_resource(struct pnp_dev *dev,
114					 resource_size_t start,
115					 resource_size_t end, int flags);
116struct pnp_resource *pnp_add_mem_resource(struct pnp_dev *dev,
117					  resource_size_t start,
118					  resource_size_t end, int flags);
119