patch-2.3.31 linux/drivers/char/agp/agp_backendP.h

• Lines: 245
• Date: Tue Dec 7 16:22:34 1999
• Orig file: v2.3.30/linux/drivers/char/agp/agp_backendP.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.30/linux/drivers/char/agp/agp_backendP.h linux/drivers/char/agp/agp_backendP.h
@@ -0,0 +1,244 @@
+/*
+ * AGPGART module version 0.99
+ * Copyright (C) 1999 Jeff Hartmann
+ * Copyright (C) 1999 Precision Insight
+ * Copyright (C) 1999 Xi Graphics
+ *
+ * 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
+
+enum aper_size_type {
+	U8_APER_SIZE,
+	U16_APER_SIZE,
+	U32_APER_SIZE,
+	FIXED_APER_SIZE
+};
+
+typedef 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 */
+} gatt_mask;
+
+typedef struct _aper_size_info_8 {
+	int size;
+	int num_entries;
+	int page_order;
+	u8 size_value;
+} aper_size_info_8;
+
+typedef struct _aper_size_info_16 {
+	int size;
+	int num_entries;
+	int page_order;
+	u16 size_value;
+} aper_size_info_16;
+
+typedef struct _aper_size_info_32 {
+	int size;
+	int num_entries;
+	int page_order;
+	u32 size_value;
+} aper_size_info_32;
+
+typedef struct _aper_size_info_fixed {
+	int size;
+	int num_entries;
+	int page_order;
+} aper_size_info_fixed;
+
+struct agp_bridge_data {
+	agp_version *version;
+	void *aperture_sizes;
+	void *previous_size;
+	void *current_size;
+	void *dev_private_data;
+	struct pci_dev *dev;
+	gatt_mask *masks;
+	unsigned long *gatt_table;
+	unsigned long *gatt_table_real;
+	unsigned long scratch_page;
+	unsigned long gart_bus_addr;
+	unsigned long gatt_bus_addr;
+	u32 mode;
+	enum chipset_type type;
+	enum aper_size_type size_type;
+	u32 *key_list;
+	atomic_t current_memory_agp;
+	atomic_t agp_in_use;
+	int max_memory_agp;	/* in number of pages */
+	int needs_scratch_page;
+	int aperture_size_idx;
+	int num_aperture_sizes;
+	int num_of_masks;
+	int capndx;
+
+	/* Links to driver specific functions */
+
+	int (*fetch_size) (void);	/* returns the index into the size table */
+	int (*configure) (void);
+	void (*agp_enable) (u32);
+	void (*cleanup) (void);
+	void (*tlb_flush) (agp_memory *);
+	unsigned long (*mask_memory) (unsigned long, int);
+	void (*cache_flush) (void);
+	int (*create_gatt_table) (void);
+	int (*free_gatt_table) (void);
+	int (*insert_memory) (agp_memory *, off_t, int);
+	int (*remove_memory) (agp_memory *, off_t, int);
+	agp_memory *(*alloc_by_type) (size_t, int);
+	void (*free_by_type) (agp_memory *);
+
+	/* Links to vendor/device specific setup functions */
+#ifdef AGP_BUILD_INTEL_GENERIC
+	void (*intel_generic_setup) (void);
+#endif
+#ifdef AGP_BUILD_INTEL_I810
+	void (*intel_i810_setup) (struct pci_dev *);
+#endif
+#ifdef AGP_BUILD_VIA_GENERIC
+	void (*via_generic_setup) (void);
+#endif
+#ifdef AGP_BUILD_SIS_GENERIC
+	void (*sis_generic_setup) (void);
+#endif
+#ifdef AGP_BUILD_AMD_IRONGATE
+	void (*amd_irongate_setup) (void);
+#endif
+#ifdef AGP_BUILD_ALI_M1541
+	void (*ali_generic_setup) (void);
+#endif
+};
+
+#define OUTREG32(mmap, addr, val)   *(volatile u32 *)(mmap + (addr)) = (val)
+#define OUTREG16(mmap, addr, val)   *(volatile u16 *)(mmap + (addr)) = (val)
+#define OUTREG8 (mmap, addr, val)   *(volatile u8 *) (mmap + (addr)) = (val)
+
+#define INREG32(mmap, addr)         *(volatile u32 *)(mmap + (addr))
+#define INREG16(mmap, addr)         *(volatile u16 *)(mmap + (addr))
+#define INREG8 (mmap, addr)         *(volatile u8 *) (mmap + (addr))
+
+#ifndef min
+#define min(a,b) (((a)<(b))?(a):(b))
+#endif
+
+#define PGE_EMPTY(p) (!(p) || (p) == (unsigned long) agp_bridge.scratch_page)
+
+#ifndef PCI_DEVICE_ID_VIA_82C691_0
+#define PCI_DEVICE_ID_VIA_82C691_0      0x0691
+#endif
+#ifndef PCI_DEVICE_ID_VIA_82C691_1
+#define PCI_DEVICE_ID_VIA_82C691_1      0x8691
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_0
+#define PCI_DEVICE_ID_INTEL_810_0       0x7120
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_DC100_0
+#define PCI_DEVICE_ID_INTEL_810_DC100_0 0x7122
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_E_0
+#define PCI_DEVICE_ID_INTEL_810_E_0     0x7124
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_82443GX_0
+#define PCI_DEVICE_ID_INTEL_82443GX_0   0x71a0
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_1
+#define PCI_DEVICE_ID_INTEL_810_1       0x7121
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_DC100_1
+#define PCI_DEVICE_ID_INTEL_810_DC100_1 0x7123
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_810_E_1
+#define PCI_DEVICE_ID_INTEL_810_E_1     0x7125
+#endif
+#ifndef PCI_DEVICE_ID_INTEL_82443GX_1
+#define PCI_DEVICE_ID_INTEL_82443GX_1   0x71a1
+#endif
+#ifndef PCI_DEVICE_ID_AMD_IRONGATE_0
+#define PCI_DEVICE_ID_AMD_IRONGATE_0    0x7006
+#endif
+#ifndef PCI_VENDOR_ID_AL
+#define PCI_VENDOR_ID_AL		0x10b9
+#endif
+#ifndef PCI_DEVICE_ID_AL_M1541_0
+#define PCI_DEVICE_ID_AL_M1541_0	0x1541
+#endif
+
+/* intel register */
+#define INTEL_APBASE    0x10
+#define INTEL_APSIZE    0xb4
+#define INTEL_ATTBASE   0xb8
+#define INTEL_AGPCTRL   0xb0
+#define INTEL_NBXCFG    0x50
+#define INTEL_ERRSTS    0x91
+
+/* intel i810 registers */
+#define I810_GMADDR 0x10
+#define I810_MMADDR 0x14
+#define I810_PTE_BASE          0x10000
+#define I810_PTE_MAIN_UNCACHED 0x00000000
+#define I810_PTE_LOCAL         0x00000002
+#define I810_PTE_VALID         0x00000001
+#define I810_SMRAM_MISCC       0x70
+#define I810_GFX_MEM_WIN_SIZE  0x00010000
+#define I810_GFX_MEM_WIN_32M   0x00010000
+#define I810_GMS               0x000000c0
+#define I810_GMS_DISABLE       0x00000000
+#define I810_PGETBL_CTL        0x2020
+#define I810_PGETBL_ENABLED    0x00000001
+#define I810_DRAM_CTL          0x3000
+#define I810_DRAM_ROW_0        0x00000001
+#define I810_DRAM_ROW_0_SDRAM  0x00000001
+
+/* VIA register */
+#define VIA_APBASE      0x10
+#define VIA_GARTCTRL    0x80
+#define VIA_APSIZE      0x84
+#define VIA_ATTBASE     0x88
+
+/* SiS registers */
+#define SIS_APBASE      0x10
+#define SIS_ATTBASE     0x90
+#define SIS_APSIZE      0x94
+#define SIS_TLBCNTRL    0x97
+#define SIS_TLBFLUSH    0x98
+
+/* AMD registers */
+#define AMD_APBASE      0x10
+#define AMD_MMBASE      0x14
+#define AMD_APSIZE      0xac
+#define AMD_MODECNTL    0xb0
+#define AMD_GARTENABLE  0x02	/* In mmio region (16-bit register) */
+#define AMD_ATTBASE     0x04	/* In mmio region (32-bit register) */
+#define AMD_TLBFLUSH    0x0c	/* In mmio region (32-bit register) */
+#define AMD_CACHEENTRY  0x10	/* In mmio region (32-bit register) */
+
+/* ALi registers */
+#define ALI_APBASE	0x10
+#define ALI_AGPCTRL	0xb8
+#define ALI_ATTBASE	0xbc
+#define ALI_TLBCTRL	0xc0
+
+#endif				/* _AGP_BACKEND_PRIV_H */