/*
* AGPGART
+ * Copyright (C) 2004 Silicon Graphics, Inc.
* Copyright (C) 2002-2004 Dave Jones
* Copyright (C) 1999 Jeff Hartmann
* Copyright (C) 1999 Precision Insight, Inc.
* 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
+ * 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.
*
*/
struct gatt_mask {
unsigned long mask;
u32 type;
- /* totally device specific, for integrated chipsets that
+ /* totally device specific, for integrated chipsets that
* might have different types of memory masks. For other
* devices this will probably be ignored */
};
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 *);
};
struct agp_bridge_data {
- struct agp_version *version;
+ const struct agp_version *version;
struct agp_bridge_driver *driver;
struct vm_operations_struct *vm_ops;
void *previous_size;
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 OUTREG64(mmap, addr, val) __raw_writeq((val), (mmap)+(addr))
-#define OUTREG32(mmap, addr, val) __raw_writel((val), (mmap)+(addr))
-#define OUTREG16(mmap, addr, val) __raw_writew((val), (mmap)+(addr))
-#define OUTREG8(mmap, addr, val) __raw_writeb((val), (mmap)+(addr))
-
-#define INREG64(mmap, addr) __raw_readq((mmap)+(addr))
-#define INREG32(mmap, addr) __raw_readl((mmap)+(addr))
-#define INREG16(mmap, addr) __raw_readw((mmap)+(addr))
-#define INREG8(mmap, addr) __raw_readb((mmap)+(addr))
-
#define KB(x) ((x) * 1024)
#define MB(x) (KB (KB (x)))
#define GB(x) (MB (KB (x)))
#define I810_GMS_DISABLE 0x00000000
#define I810_PGETBL_CTL 0x2020
#define I810_PGETBL_ENABLED 0x00000001
+#define I965_PGETBL_SIZE_MASK 0x0000000e
+#define I965_PGETBL_SIZE_512KB (0 << 1)
+#define I965_PGETBL_SIZE_256KB (1 << 1)
+#define I965_PGETBL_SIZE_128KB (2 << 1)
#define I810_DRAM_CTL 0x3000
#define I810_DRAM_ROW_0 0x00000001
#define I810_DRAM_ROW_0_SDRAM 0x00000001
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 */