/*
* AGPGART
+ * Copyright (C) 2004 Silicon Graphics, Inc.
* Copyright (C) 2002-2004 Dave Jones
* Copyright (C) 1999 Jeff Hartmann
* Copyright (C) 1999 Precision Insight, Inc.
struct gatt_mask *masks;
int (*fetch_size)(void);
int (*configure)(void);
- void (*agp_enable)(u32);
+ void (*agp_enable)(struct agp_bridge_data *, u32);
void (*cleanup)(void);
void (*tlb_flush)(struct agp_memory *);
- unsigned long (*mask_memory)(unsigned long, int);
+ unsigned long (*mask_memory)(struct agp_bridge_data *,
+ unsigned long, int);
void (*cache_flush)(void);
- int (*create_gatt_table)(void);
- int (*free_gatt_table)(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 *);
- void *(*agp_alloc_page)(void);
+ void *(*agp_alloc_page)(struct agp_bridge_data *);
void (*agp_destroy_page)(void *);
};
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;
};
#define KB(x) ((x) * 1024)
void agp_frontend_cleanup(void);
/* Generic routines. */
-void agp_generic_enable(u32 mode);
-int agp_generic_create_gatt_table(void);
-int agp_generic_free_gatt_table(void);
+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);
-void *agp_generic_alloc_page(void);
+void *agp_generic_alloc_page(struct agp_bridge_data *bridge);
void agp_generic_destroy_page(void *addr);
void agp_free_key(int key);
int agp_num_entries(void);
-u32 agp_collect_device_status(u32 mode, u32 command);
+u32 agp_collect_device_status(struct agp_bridge_data *bridge, u32 mode, u32 command);
void agp_device_command(u32 command, int 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(unsigned long addr, int type);
+unsigned long agp_generic_mask_memory(struct agp_bridge_data *bridge,
+ unsigned long addr, int type);
+struct agp_bridge_data *agp_generic_find_bridge(struct pci_dev *pdev);
/* generic routines for agp>=3 */
int agp3_generic_fetch_size(void);
#define AGP_GENERIC_SIZES_ENTRIES 11
extern struct aper_size_info_16 agp3_generic_sizes[];
+#define virt_to_gart(x) (phys_to_gart(virt_to_phys(x)))
+#define gart_to_virt(x) (phys_to_virt(gart_to_phys(x)))
extern int agp_off;
extern int agp_try_unsupported_boot;
#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 */