WebSVN – Kolibri OS – Diff – /drivers/video/drm/i915/Gtt/agp.h


/*
 * AGPGART
 * Copyright (C) 2004 Silicon Graphics, Inc.
 * Copyright (C) 2002-2004 Dave Jones
 * Copyright (C) 1999 Jeff Hartmann
 * Copyright (C) 1999 Precision Insight, Inc.
 * Copyright (C) 1999 Xi Graphics, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
 * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 */
 
#ifndef _AGP_BACKEND_PRIV_H
#define _AGP_BACKEND_PRIV_H 1
 
 
 
 
 
 
 
 
 
#include 	/* for flush_agp_cache() */
 
#define PFX "agpgart: "
 
//#define AGP_DEBUG 1
#ifdef AGP_DEBUG
#define DBG(x,y...) printk (KERN_DEBUG PFX "%s: " x "\n", __func__ , ## y)
#else
#define DBG(x,y...) do { } while (0)
#endif
 
extern struct agp_bridge_data *agp_bridge;
 
enum aper_size_type {
	U8_APER_SIZE,
	U16_APER_SIZE,
	U32_APER_SIZE,
	LVL2_APER_SIZE,
	FIXED_APER_SIZE
};
 
struct gatt_mask {
	unsigned long mask;
	u32 type;
	/* totally device specific, for integrated chipsets that
	 * might have different types of memory masks.  For other
	 * devices this will probably be ignored */
};
 
#define AGP_PAGE_DESTROY_UNMAP 1
#define AGP_PAGE_DESTROY_FREE 2
 
struct aper_size_info_8 {
	int size;
	int num_entries;
	int page_order;
	u8 size_value;
};
 
struct aper_size_info_16 {
	int size;
	int num_entries;
	int page_order;
	u16 size_value;
};
 
struct aper_size_info_32 {
	int size;
	int num_entries;
	int page_order;
	u32 size_value;
};
 
struct aper_size_info_lvl2 {
	int size;
	int num_entries;
	u32 size_value;
};
 
struct aper_size_info_fixed {
	int size;
	int num_entries;
	int page_order;
};
 
struct agp_bridge_driver {
	struct module *owner;
	const void *aperture_sizes;
	int num_aperture_sizes;
	enum aper_size_type size_type;
	bool cant_use_aperture;
	bool needs_scratch_page;
	const struct gatt_mask *masks;
	int (*fetch_size)(void);
	int (*configure)(void);
	void (*agp_enable)(struct agp_bridge_data *, u32);
	void (*cleanup)(void);
	void (*tlb_flush)(struct agp_memory *);
	unsigned long (*mask_memory)(struct agp_bridge_data *, dma_addr_t, int);
	void (*cache_flush)(void);
	int (*create_gatt_table)(struct agp_bridge_data *);
	int (*free_gatt_table)(struct agp_bridge_data *);
	int (*insert_memory)(struct agp_memory *, off_t, int);
	int (*remove_memory)(struct agp_memory *, off_t, int);
	struct agp_memory *(*alloc_by_type) (size_t, int);
	void (*free_by_type)(struct agp_memory *);
	struct page *(*agp_alloc_page)(struct agp_bridge_data *);
	int (*agp_alloc_pages)(struct agp_bridge_data *, struct agp_memory *, size_t);
	void (*agp_destroy_page)(struct page *, int flags);
	void (*agp_destroy_pages)(struct agp_memory *);
	int (*agp_type_to_mask_type) (struct agp_bridge_data *, int);
};
 
struct agp_bridge_data {
	const struct agp_version *version;
	const struct agp_bridge_driver *driver;
	const struct vm_operations_struct *vm_ops;
	void *previous_size;
	void *current_size;
	void *dev_private_data;
	struct pci_dev *dev;
	u32 __iomem *gatt_table;
	u32 *gatt_table_real;
	unsigned long scratch_page;
	struct page *scratch_page_page;
	dma_addr_t scratch_page_dma;
	unsigned long gart_bus_addr;
	unsigned long gatt_bus_addr;
	u32 mode;
	enum chipset_type type;
	unsigned long *key_list;
	atomic_t current_memory_agp;
	atomic_t agp_in_use;
	int max_memory_agp;	/* in number of pages */
	int aperture_size_idx;
	int capndx;
	int flags;
	char major_version;
	char minor_version;
	struct list_head list;
	u32 apbase_config;
	/* list of agp_memory mapped to the aperture */
	struct list_head mapped_list;
	spinlock_t mapped_lock;
};
 
#define KB(x)	((x) * 1024)
#define MB(x)	(KB (KB (x)))
#define GB(x)	(MB (KB (x)))
 
#define A_SIZE_8(x)	((struct aper_size_info_8 *) x)
#define A_SIZE_16(x)	((struct aper_size_info_16 *) x)
#define A_SIZE_32(x)	((struct aper_size_info_32 *) x)
#define A_SIZE_LVL2(x)	((struct aper_size_info_lvl2 *) x)
#define A_SIZE_FIX(x)	((struct aper_size_info_fixed *) x)
#define A_IDX8(bridge)	(A_SIZE_8((bridge)->driver->aperture_sizes) + i)
#define A_IDX16(bridge)	(A_SIZE_16((bridge)->driver->aperture_sizes) + i)
#define A_IDX32(bridge)	(A_SIZE_32((bridge)->driver->aperture_sizes) + i)
#define MAXKEY		(4096 * 32)
 
#define PGE_EMPTY(b, p)	(!(p) || (p) == (unsigned long) (b)->scratch_page)
 
 
struct agp_device_ids {
	unsigned short device_id; /* first, to make table easier to read */
	enum chipset_type chipset;
	const char *chipset_name;
	int (*chipset_setup) (struct pci_dev *pdev);	/* used to override generic */
};
 
/* Driver registration */
struct agp_bridge_data *agp_alloc_bridge(void);
void agp_put_bridge(struct agp_bridge_data *bridge);
int agp_add_bridge(struct agp_bridge_data *bridge);
void agp_remove_bridge(struct agp_bridge_data *bridge);
 
/* Frontend routines. */
int agp_frontend_initialize(void);
void agp_frontend_cleanup(void);
 
/* Generic routines. */
void agp_generic_enable(struct agp_bridge_data *bridge, u32 mode);
int agp_generic_create_gatt_table(struct agp_bridge_data *bridge);
int agp_generic_free_gatt_table(struct agp_bridge_data *bridge);
struct agp_memory *agp_create_memory(int scratch_pages);
int agp_generic_insert_memory(struct agp_memory *mem, off_t pg_start, int type);
int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type);
struct agp_memory *agp_generic_alloc_by_type(size_t page_count, int type);
void agp_generic_free_by_type(struct agp_memory *curr);
struct page *agp_generic_alloc_page(struct agp_bridge_data *bridge);
int agp_generic_alloc_pages(struct agp_bridge_data *agp_bridge,
			    struct agp_memory *memory, size_t page_count);
void agp_generic_destroy_page(struct page *page, int flags);
void agp_generic_destroy_pages(struct agp_memory *memory);
void agp_free_key(int key);
int agp_num_entries(void);
u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command);
void agp_device_command(u32 command, bool agp_v3);
int agp_3_5_enable(struct agp_bridge_data *bridge);
void global_cache_flush(void);
void get_agp_version(struct agp_bridge_data *bridge);
unsigned long agp_generic_mask_memory(struct agp_bridge_data *bridge,
				      dma_addr_t phys, int type);
int agp_generic_type_to_mask_type(struct agp_bridge_data *bridge,
				  int type);
struct agp_bridge_data *agp_generic_find_bridge(struct pci_dev *pdev);
 
/* generic functions for user-populated AGP memory types */
struct agp_memory *agp_generic_alloc_user(size_t page_count, int type);
void agp_alloc_page_array(size_t size, struct agp_memory *mem);
void agp_free_page_array(struct agp_memory *mem);
 
 
/* generic routines for agp>=3 */
int agp3_generic_fetch_size(void);
void agp3_generic_tlbflush(struct agp_memory *mem);
int agp3_generic_configure(void);
void agp3_generic_cleanup(void);
 
/* aperture sizes have been standardised since v3 */
#define AGP_GENERIC_SIZES_ENTRIES 11
extern const struct aper_size_info_16 agp3_generic_sizes[];
 
extern int agp_off;
extern int agp_try_unsupported_boot;
 
long compat_agp_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 
/* Chipset independent registers (from AGP Spec) */
#define AGP_APBASE	0x10
#define AGP_APERTURE_BAR	0
 
#define AGPSTAT		0x4
#define AGPCMD		0x8
#define AGPNISTAT	0xc
#define AGPCTRL		0x10
#define AGPAPSIZE	0x14
#define AGPNEPG		0x16
#define AGPGARTLO	0x18
#define AGPGARTHI	0x1c
#define AGPNICMD	0x20
 
#define AGP_MAJOR_VERSION_SHIFT	(20)
#define AGP_MINOR_VERSION_SHIFT	(16)
 
#define AGPSTAT_RQ_DEPTH	(0xff000000)
#define AGPSTAT_RQ_DEPTH_SHIFT	24
 
#define AGPSTAT_CAL_MASK	(1<<12|1<<11|1<<10)
#define AGPSTAT_ARQSZ		(1<<15|1<<14|1<<13)
#define AGPSTAT_ARQSZ_SHIFT	13
 
#define AGPSTAT_SBA		(1<<9)
#define AGPSTAT_AGP_ENABLE	(1<<8)
#define AGPSTAT_FW		(1<<4)
#define AGPSTAT_MODE_3_0	(1<<3)
 
#define AGPSTAT2_1X		(1<<0)
#define AGPSTAT2_2X		(1<<1)
#define AGPSTAT2_4X		(1<<2)
 
#define AGPSTAT3_RSVD		(1<<2)
#define AGPSTAT3_8X		(1<<1)
#define AGPSTAT3_4X		(1)
 
#define AGPCTRL_APERENB		(1<<8)
#define AGPCTRL_GTLBEN		(1<<7)
 
#define AGP2_RESERVED_MASK 0x00fffcc8
#define AGP3_RESERVED_MASK 0x00ff00c4
 
#define AGP_ERRATA_FASTWRITES 1<<0
#define AGP_ERRATA_SBA	 1<<1
#define AGP_ERRATA_1X 1<<2
 
#endif	/* _AGP_BACKEND_PRIV_H */
 
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Rev 5060	Rev 5354
1	/*	1	/*
2	* AGPGART	2	* AGPGART
3	* Copyright (C) 2004 Silicon Graphics, Inc.	3	* Copyright (C) 2004 Silicon Graphics, Inc.
4	* Copyright (C) 2002-2004 Dave Jones	4	* Copyright (C) 2002-2004 Dave Jones
5	* Copyright (C) 1999 Jeff Hartmann	5	* Copyright (C) 1999 Jeff Hartmann
6	* Copyright (C) 1999 Precision Insight, Inc.	6	* Copyright (C) 1999 Precision Insight, Inc.
7	* Copyright (C) 1999 Xi Graphics, Inc.	7	* Copyright (C) 1999 Xi Graphics, Inc.
8	*	8	*
9	* Permission is hereby granted, free of charge, to any person obtaining a	9	* Permission is hereby granted, free of charge, to any person obtaining a
10	* copy of this software and associated documentation files (the "Software"),	10	* copy of this software and associated documentation files (the "Software"),
11	* to deal in the Software without restriction, including without limitation	11	* to deal in the Software without restriction, including without limitation
12	* the rights to use, copy, modify, merge, publish, distribute, sublicense,	12	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
13	* and/or sell copies of the Software, and to permit persons to whom the	13	* and/or sell copies of the Software, and to permit persons to whom the
14	* Software is furnished to do so, subject to the following conditions:	14	* Software is furnished to do so, subject to the following conditions:
15	*	15	*
16	* The above copyright notice and this permission notice shall be included	16	* The above copyright notice and this permission notice shall be included
17	* in all copies or substantial portions of the Software.	17	* in all copies or substantial portions of the Software.
18	*	18	*
19	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS	19	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20	* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,	20	* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL	21	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22	* JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,	22	* JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
23	* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR	23	* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
24	* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE	24	* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
25	* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.	25	* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26	*	26	*
27	*/	27	*/
28		28
29	#ifndef _AGP_BACKEND_PRIV_H	29	#ifndef _AGP_BACKEND_PRIV_H
30	#define _AGP_BACKEND_PRIV_H 1	30	#define _AGP_BACKEND_PRIV_H 1
31		31
32	//#include /* for flush_agp_cache() */	-
33		-
34		-
35	enum chipset_type {	-
36	NOT_SUPPORTED,	-
37	SUPPORTED,	-
38	};	-
39		-
40	struct agp_memory;	32	#include /* for flush_agp_cache() */
41		33
42	#define PFX "agpgart: "	34	#define PFX "agpgart: "
43		35
44	//#define AGP_DEBUG 1	36	//#define AGP_DEBUG 1
45	#ifdef AGP_DEBUG	37	#ifdef AGP_DEBUG
46	#define DBG(x,y...) printk (KERN_DEBUG PFX "%s: " x "\n", __func__ , ## y)	38	#define DBG(x,y...) printk (KERN_DEBUG PFX "%s: " x "\n", __func__ , ## y)
47	#else	39	#else
48	#define DBG(x,y...) do { } while (0)	40	#define DBG(x,y...) do { } while (0)
49	#endif	41	#endif
50		42
51	extern struct agp_bridge_data *agp_bridge;	43	extern struct agp_bridge_data *agp_bridge;
52		44
53	enum aper_size_type {	45	enum aper_size_type {
54	U8_APER_SIZE,	46	U8_APER_SIZE,
55	U16_APER_SIZE,	47	U16_APER_SIZE,
56	U32_APER_SIZE,	48	U32_APER_SIZE,
57	LVL2_APER_SIZE,	49	LVL2_APER_SIZE,
58	FIXED_APER_SIZE	50	FIXED_APER_SIZE
59	};	51	};
60		52
61	struct gatt_mask {	53	struct gatt_mask {
62	unsigned long mask;	54	unsigned long mask;
63	u32 type;	55	u32 type;
64	/* totally device specific, for integrated chipsets that	56	/* totally device specific, for integrated chipsets that
65	* might have different types of memory masks. For other	57	* might have different types of memory masks. For other
66	* devices this will probably be ignored */	58	* devices this will probably be ignored */
67	};	59	};
68		60
69	#define AGP_PAGE_DESTROY_UNMAP 1	61	#define AGP_PAGE_DESTROY_UNMAP 1
70	#define AGP_PAGE_DESTROY_FREE 2	62	#define AGP_PAGE_DESTROY_FREE 2
71		63
72	struct aper_size_info_8 {	64	struct aper_size_info_8 {
73	int size;	65	int size;
74	int num_entries;	66	int num_entries;
75	int page_order;	67	int page_order;
76	u8 size_value;	68	u8 size_value;
77	};	69	};
78		70
79	struct aper_size_info_16 {	71	struct aper_size_info_16 {
80	int size;	72	int size;
81	int num_entries;	73	int num_entries;
82	int page_order;	74	int page_order;
83	u16 size_value;	75	u16 size_value;
84	};	76	};
85		77
86	struct aper_size_info_32 {	78	struct aper_size_info_32 {
87	int size;	79	int size;
88	int num_entries;	80	int num_entries;
89	int page_order;	81	int page_order;
90	u32 size_value;	82	u32 size_value;
91	};	83	};
92		84
93	struct aper_size_info_lvl2 {	85	struct aper_size_info_lvl2 {
94	int size;	86	int size;
95	int num_entries;	87	int num_entries;
96	u32 size_value;	88	u32 size_value;
97	};	89	};
98		90
99	struct aper_size_info_fixed {	91	struct aper_size_info_fixed {
100	int size;	92	int size;
101	int num_entries;	93	int num_entries;
102	int page_order;	94	int page_order;
103	};	95	};
104		96
105	struct agp_bridge_driver {	97	struct agp_bridge_driver {
106	struct module *owner;	98	struct module *owner;
107	const void *aperture_sizes;	99	const void *aperture_sizes;
108	int num_aperture_sizes;	100	int num_aperture_sizes;
109	enum aper_size_type size_type;	101	enum aper_size_type size_type;
110	bool cant_use_aperture;	102	bool cant_use_aperture;
111	bool needs_scratch_page;	103	bool needs_scratch_page;
112	const struct gatt_mask *masks;	104	const struct gatt_mask *masks;
113	int (*fetch_size)(void);	105	int (*fetch_size)(void);
114	int (*configure)(void);	106	int (*configure)(void);
115	void (agp_enable)(struct agp_bridge_data , u32);	107	void (agp_enable)(struct agp_bridge_data , u32);
116	void (*cleanup)(void);	108	void (*cleanup)(void);
117	void (tlb_flush)(struct agp_memory );	109	void (tlb_flush)(struct agp_memory );
118	unsigned long (mask_memory)(struct agp_bridge_data , dma_addr_t, int);	110	unsigned long (mask_memory)(struct agp_bridge_data , dma_addr_t, int);
119	void (*cache_flush)(void);	111	void (*cache_flush)(void);
120	int (create_gatt_table)(struct agp_bridge_data );	112	int (create_gatt_table)(struct agp_bridge_data );
121	int (free_gatt_table)(struct agp_bridge_data );	113	int (free_gatt_table)(struct agp_bridge_data );
122	int (insert_memory)(struct agp_memory , off_t, int);	114	int (insert_memory)(struct agp_memory , off_t, int);
123	int (remove_memory)(struct agp_memory , off_t, int);	115	int (remove_memory)(struct agp_memory , off_t, int);
124	struct agp_memory (alloc_by_type) (size_t, int);	116	struct agp_memory (alloc_by_type) (size_t, int);
125	void (free_by_type)(struct agp_memory );	117	void (free_by_type)(struct agp_memory );
126	struct page (agp_alloc_page)(struct agp_bridge_data *);	118	struct page (agp_alloc_page)(struct agp_bridge_data *);
127	int (agp_alloc_pages)(struct agp_bridge_data , struct agp_memory *, size_t);	119	int (agp_alloc_pages)(struct agp_bridge_data , struct agp_memory *, size_t);
128	void (agp_destroy_page)(struct page , int flags);	120	void (agp_destroy_page)(struct page , int flags);
129	void (agp_destroy_pages)(struct agp_memory );	121	void (agp_destroy_pages)(struct agp_memory );
130	int (agp_type_to_mask_type) (struct agp_bridge_data , int);	122	int (agp_type_to_mask_type) (struct agp_bridge_data , int);
131	};	123	};
132		124
133	struct agp_bridge_data {	125	struct agp_bridge_data {
134	const struct agp_version *version;	126	const struct agp_version *version;
135	const struct agp_bridge_driver *driver;	127	const struct agp_bridge_driver *driver;
136	const struct vm_operations_struct *vm_ops;	128	const struct vm_operations_struct *vm_ops;
137	void *previous_size;	129	void *previous_size;
138	void *current_size;	130	void *current_size;
139	void *dev_private_data;	131	void *dev_private_data;
140	struct pci_dev *dev;	132	struct pci_dev *dev;
141	u32 __iomem *gatt_table;	133	u32 __iomem *gatt_table;
142	u32 *gatt_table_real;	134	u32 *gatt_table_real;
143	unsigned long scratch_page;	135	unsigned long scratch_page;
144	struct page *scratch_page_page;	136	struct page *scratch_page_page;
145	dma_addr_t scratch_page_dma;	137	dma_addr_t scratch_page_dma;
146	unsigned long gart_bus_addr;	138	unsigned long gart_bus_addr;
147	unsigned long gatt_bus_addr;	139	unsigned long gatt_bus_addr;
148	u32 mode;	140	u32 mode;
149	enum chipset_type type;	141	enum chipset_type type;
150	unsigned long *key_list;	142	unsigned long *key_list;
151	atomic_t current_memory_agp;	143	atomic_t current_memory_agp;
152	atomic_t agp_in_use;	144	atomic_t agp_in_use;
153	int max_memory_agp; /* in number of pages */	145	int max_memory_agp; /* in number of pages */
154	int aperture_size_idx;	146	int aperture_size_idx;
155	int capndx;	147	int capndx;
156	int flags;	148	int flags;
157	char major_version;	149	char major_version;
158	char minor_version;	150	char minor_version;
159	struct list_head list;	151	struct list_head list;
160	u32 apbase_config;	152	u32 apbase_config;
161	/* list of agp_memory mapped to the aperture */	153	/* list of agp_memory mapped to the aperture */
162	struct list_head mapped_list;	154	struct list_head mapped_list;
163	spinlock_t mapped_lock;	155	spinlock_t mapped_lock;
164	};	156	};
165		157
166	#define KB(x) ((x) * 1024)	158	#define KB(x) ((x) * 1024)
167	#define MB(x) (KB (KB (x)))	159	#define MB(x) (KB (KB (x)))
168	#define GB(x) (MB (KB (x)))	160	#define GB(x) (MB (KB (x)))
169		161
170	#define A_SIZE_8(x) ((struct aper_size_info_8 *) x)	162	#define A_SIZE_8(x) ((struct aper_size_info_8 *) x)
171	#define A_SIZE_16(x) ((struct aper_size_info_16 *) x)	163	#define A_SIZE_16(x) ((struct aper_size_info_16 *) x)
172	#define A_SIZE_32(x) ((struct aper_size_info_32 *) x)	164	#define A_SIZE_32(x) ((struct aper_size_info_32 *) x)
173	#define A_SIZE_LVL2(x) ((struct aper_size_info_lvl2 *) x)	165	#define A_SIZE_LVL2(x) ((struct aper_size_info_lvl2 *) x)
174	#define A_SIZE_FIX(x) ((struct aper_size_info_fixed *) x)	166	#define A_SIZE_FIX(x) ((struct aper_size_info_fixed *) x)
175	#define A_IDX8(bridge) (A_SIZE_8((bridge)->driver->aperture_sizes) + i)	167	#define A_IDX8(bridge) (A_SIZE_8((bridge)->driver->aperture_sizes) + i)
176	#define A_IDX16(bridge) (A_SIZE_16((bridge)->driver->aperture_sizes) + i)	168	#define A_IDX16(bridge) (A_SIZE_16((bridge)->driver->aperture_sizes) + i)
177	#define A_IDX32(bridge) (A_SIZE_32((bridge)->driver->aperture_sizes) + i)	169	#define A_IDX32(bridge) (A_SIZE_32((bridge)->driver->aperture_sizes) + i)
178	#define MAXKEY (4096 * 32)	170	#define MAXKEY (4096 * 32)
179		171
180	#define PGE_EMPTY(b, p) (!(p) \|\| (p) == (unsigned long) (b)->scratch_page)	172	#define PGE_EMPTY(b, p) (!(p) \|\| (p) == (unsigned long) (b)->scratch_page)
181		173
182		174
183	struct agp_device_ids {	175	struct agp_device_ids {
184	unsigned short device_id; /* first, to make table easier to read */	176	unsigned short device_id; /* first, to make table easier to read */
185	enum chipset_type chipset;	177	enum chipset_type chipset;
186	const char *chipset_name;	178	const char *chipset_name;
187	int (chipset_setup) (struct pci_dev pdev); /* used to override generic */	179	int (chipset_setup) (struct pci_dev pdev); /* used to override generic */
188	};	180	};
189		181
190	/* Driver registration */	182	/* Driver registration */
191	struct agp_bridge_data *agp_alloc_bridge(void);	183	struct agp_bridge_data *agp_alloc_bridge(void);
192	void agp_put_bridge(struct agp_bridge_data *bridge);	184	void agp_put_bridge(struct agp_bridge_data *bridge);
193	int agp_add_bridge(struct agp_bridge_data *bridge);	185	int agp_add_bridge(struct agp_bridge_data *bridge);
194	void agp_remove_bridge(struct agp_bridge_data *bridge);	186	void agp_remove_bridge(struct agp_bridge_data *bridge);
195		187
196	/* Frontend routines. */	188	/* Frontend routines. */
197	int agp_frontend_initialize(void);	189	int agp_frontend_initialize(void);
198	void agp_frontend_cleanup(void);	190	void agp_frontend_cleanup(void);
199		191
200	/* Generic routines. */	192	/* Generic routines. */
201	void agp_generic_enable(struct agp_bridge_data *bridge, u32 mode);	193	void agp_generic_enable(struct agp_bridge_data *bridge, u32 mode);
202	int agp_generic_create_gatt_table(struct agp_bridge_data *bridge);	194	int agp_generic_create_gatt_table(struct agp_bridge_data *bridge);
203	int agp_generic_free_gatt_table(struct agp_bridge_data *bridge);	195	int agp_generic_free_gatt_table(struct agp_bridge_data *bridge);
204	struct agp_memory *agp_create_memory(int scratch_pages);	196	struct agp_memory *agp_create_memory(int scratch_pages);
205	int agp_generic_insert_memory(struct agp_memory *mem, off_t pg_start, int type);	197	int agp_generic_insert_memory(struct agp_memory *mem, off_t pg_start, int type);
206	int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type);	198	int agp_generic_remove_memory(struct agp_memory *mem, off_t pg_start, int type);
207	struct agp_memory *agp_generic_alloc_by_type(size_t page_count, int type);	199	struct agp_memory *agp_generic_alloc_by_type(size_t page_count, int type);
208	void agp_generic_free_by_type(struct agp_memory *curr);	200	void agp_generic_free_by_type(struct agp_memory *curr);
209	struct page agp_generic_alloc_page(struct agp_bridge_data bridge);	201	struct page agp_generic_alloc_page(struct agp_bridge_data bridge);
210	int agp_generic_alloc_pages(struct agp_bridge_data *agp_bridge,	202	int agp_generic_alloc_pages(struct agp_bridge_data *agp_bridge,
211	struct agp_memory *memory, size_t page_count);	203	struct agp_memory *memory, size_t page_count);
212	void agp_generic_destroy_page(struct page *page, int flags);	204	void agp_generic_destroy_page(struct page *page, int flags);
213	void agp_generic_destroy_pages(struct agp_memory *memory);	205	void agp_generic_destroy_pages(struct agp_memory *memory);
214	void agp_free_key(int key);	206	void agp_free_key(int key);
215	int agp_num_entries(void);	207	int agp_num_entries(void);
216	u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command);	208	u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command);
217	void agp_device_command(u32 command, bool agp_v3);	209	void agp_device_command(u32 command, bool agp_v3);
218	int agp_3_5_enable(struct agp_bridge_data *bridge);	210	int agp_3_5_enable(struct agp_bridge_data *bridge);
219	void global_cache_flush(void);	211	void global_cache_flush(void);
220	void get_agp_version(struct agp_bridge_data *bridge);	212	void get_agp_version(struct agp_bridge_data *bridge);
221	unsigned long agp_generic_mask_memory(struct agp_bridge_data *bridge,	213	unsigned long agp_generic_mask_memory(struct agp_bridge_data *bridge,
222	dma_addr_t phys, int type);	214	dma_addr_t phys, int type);
223	int agp_generic_type_to_mask_type(struct agp_bridge_data *bridge,	215	int agp_generic_type_to_mask_type(struct agp_bridge_data *bridge,
224	int type);	216	int type);
225	struct agp_bridge_data agp_generic_find_bridge(struct pci_dev pdev);	217	struct agp_bridge_data agp_generic_find_bridge(struct pci_dev pdev);
226		218
227	/* generic functions for user-populated AGP memory types */	219	/* generic functions for user-populated AGP memory types */
228	struct agp_memory *agp_generic_alloc_user(size_t page_count, int type);	220	struct agp_memory *agp_generic_alloc_user(size_t page_count, int type);
229	void agp_alloc_page_array(size_t size, struct agp_memory *mem);	221	void agp_alloc_page_array(size_t size, struct agp_memory *mem);
230	void agp_free_page_array(struct agp_memory *mem);	222	void agp_free_page_array(struct agp_memory *mem);
231		223
232		224
233	/* generic routines for agp>=3 */	225	/* generic routines for agp>=3 */
234	int agp3_generic_fetch_size(void);	226	int agp3_generic_fetch_size(void);
235	void agp3_generic_tlbflush(struct agp_memory *mem);	227	void agp3_generic_tlbflush(struct agp_memory *mem);
236	int agp3_generic_configure(void);	228	int agp3_generic_configure(void);
237	void agp3_generic_cleanup(void);	229	void agp3_generic_cleanup(void);
238		230
239	/* aperture sizes have been standardised since v3 */	231	/* aperture sizes have been standardised since v3 */
240	#define AGP_GENERIC_SIZES_ENTRIES 11	232	#define AGP_GENERIC_SIZES_ENTRIES 11
241	extern const struct aper_size_info_16 agp3_generic_sizes[];	233	extern const struct aper_size_info_16 agp3_generic_sizes[];
242		234
243	extern int agp_off;	235	extern int agp_off;
244	extern int agp_try_unsupported_boot;	236	extern int agp_try_unsupported_boot;
245		237
246	long compat_agp_ioctl(struct file *file, unsigned int cmd, unsigned long arg);	238	long compat_agp_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
247		239
248	/* Chipset independent registers (from AGP Spec) */	240	/* Chipset independent registers (from AGP Spec) */
249	#define AGP_APBASE 0x10	241	#define AGP_APBASE 0x10
250	#define AGP_APERTURE_BAR 0	242	#define AGP_APERTURE_BAR 0
251		243
252	#define AGPSTAT 0x4	244	#define AGPSTAT 0x4
253	#define AGPCMD 0x8	245	#define AGPCMD 0x8
254	#define AGPNISTAT 0xc	246	#define AGPNISTAT 0xc
255	#define AGPCTRL 0x10	247	#define AGPCTRL 0x10
256	#define AGPAPSIZE 0x14	248	#define AGPAPSIZE 0x14
257	#define AGPNEPG 0x16	249	#define AGPNEPG 0x16
258	#define AGPGARTLO 0x18	250	#define AGPGARTLO 0x18
259	#define AGPGARTHI 0x1c	251	#define AGPGARTHI 0x1c
260	#define AGPNICMD 0x20	252	#define AGPNICMD 0x20
261		253
262	#define AGP_MAJOR_VERSION_SHIFT (20)	254	#define AGP_MAJOR_VERSION_SHIFT (20)
263	#define AGP_MINOR_VERSION_SHIFT (16)	255	#define AGP_MINOR_VERSION_SHIFT (16)
264		256
265	#define AGPSTAT_RQ_DEPTH (0xff000000)	257	#define AGPSTAT_RQ_DEPTH (0xff000000)
266	#define AGPSTAT_RQ_DEPTH_SHIFT 24	258	#define AGPSTAT_RQ_DEPTH_SHIFT 24
267		259
268	#define AGPSTAT_CAL_MASK (1<<12\|1<<11\|1<<10)	260	#define AGPSTAT_CAL_MASK (1<<12\|1<<11\|1<<10)
269	#define AGPSTAT_ARQSZ (1<<15\|1<<14\|1<<13)	261	#define AGPSTAT_ARQSZ (1<<15\|1<<14\|1<<13)
270	#define AGPSTAT_ARQSZ_SHIFT 13	262	#define AGPSTAT_ARQSZ_SHIFT 13
271		263
272	#define AGPSTAT_SBA (1<<9)	264	#define AGPSTAT_SBA (1<<9)
273	#define AGPSTAT_AGP_ENABLE (1<<8)	265	#define AGPSTAT_AGP_ENABLE (1<<8)
274	#define AGPSTAT_FW (1<<4)	266	#define AGPSTAT_FW (1<<4)
275	#define AGPSTAT_MODE_3_0 (1<<3)	267	#define AGPSTAT_MODE_3_0 (1<<3)
276		268
277	#define AGPSTAT2_1X (1<<0)	269	#define AGPSTAT2_1X (1<<0)
278	#define AGPSTAT2_2X (1<<1)	270	#define AGPSTAT2_2X (1<<1)
279	#define AGPSTAT2_4X (1<<2)	271	#define AGPSTAT2_4X (1<<2)
280		272
281	#define AGPSTAT3_RSVD (1<<2)	273	#define AGPSTAT3_RSVD (1<<2)
282	#define AGPSTAT3_8X (1<<1)	274	#define AGPSTAT3_8X (1<<1)
283	#define AGPSTAT3_4X (1)	275	#define AGPSTAT3_4X (1)
284		276
285	#define AGPCTRL_APERENB (1<<8)	277	#define AGPCTRL_APERENB (1<<8)
286	#define AGPCTRL_GTLBEN (1<<7)	278	#define AGPCTRL_GTLBEN (1<<7)
287		279
288	#define AGP2_RESERVED_MASK 0x00fffcc8	280	#define AGP2_RESERVED_MASK 0x00fffcc8
289	#define AGP3_RESERVED_MASK 0x00ff00c4	281	#define AGP3_RESERVED_MASK 0x00ff00c4
290		282
291	#define AGP_ERRATA_FASTWRITES 1<<0	283	#define AGP_ERRATA_FASTWRITES 1<<0
292	#define AGP_ERRATA_SBA 1<<1	284	#define AGP_ERRATA_SBA 1<<1
293	#define AGP_ERRATA_1X 1<<2	285	#define AGP_ERRATA_1X 1<<2
294		286
295	#endif /* _AGP_BACKEND_PRIV_H */	287	#endif /* _AGP_BACKEND_PRIV_H */
296		288
297	#endif>	289	#endif>
298		290
299	#endif>	291	#endif>
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Subversion Repositories Kolibri OS

(root)/drivers/video/drm/i915/Gtt/agp.h – Rev 5060 → 5354