1/*- 2 * Copyright (c) 2000 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 *
| 1/*- 2 * Copyright (c) 2000 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 *
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27 */ 28 29#ifndef _PCI_AGPPRIV_H_ 30#define _PCI_AGPPRIV_H_ 31 32/* 33 * This file *must not* be included by code outside the agp driver itself. 34 */ 35 36#include <sys/agpio.h> 37#include <pci/agpvar.h> 38 39#define AGP_DEBUGxx 40 41#ifdef AGP_DEBUG 42#define AGP_DPF(x...) do { \ 43 printf("agp: "); \ 44 printf(##x); \ 45} while (0) 46#else 47#define AGP_DPF(x...) do {} while (0) 48#endif 49 50#include "agp_if.h" 51 52/* 53 * Data structure to describe an AGP memory allocation. 54 */ 55TAILQ_HEAD(agp_memory_list, agp_memory); 56struct agp_memory { 57 TAILQ_ENTRY(agp_memory) am_link; /* wiring for the tailq */ 58 int am_id; /* unique id for block */ 59 vm_size_t am_size; /* number of bytes allocated */ 60 struct vm_object *am_obj; /* VM object owning pages */ 61 vm_offset_t am_physical; /* bogus hack for i810 */ 62 vm_offset_t am_offset; /* page offset if bound */ 63 int am_is_bound; /* non-zero if bound */ 64}; 65 66/* 67 * All chipset drivers must have this at the start of their softc. 68 */ 69struct agp_softc { 70 struct resource *as_aperture; /* location of aperture */ 71 u_int32_t as_maxmem; /* allocation upper bound */ 72 u_int32_t as_allocated; /* amount allocated */ 73 enum agp_acquire_state as_state; 74 struct agp_memory_list as_memory; /* list of allocated memory */ 75 int as_nextid; /* next memory block id */ 76 int as_isopen; /* user device is open */ 77 dev_t as_devnode; /* from make_dev */ 78 struct lock as_lock; /* lock for access to GATT */ 79}; 80 81struct agp_gatt { 82 u_int32_t ag_entries; 83 u_int32_t *ag_virtual; 84 vm_offset_t ag_physical; 85}; 86
| 27 */ 28 29#ifndef _PCI_AGPPRIV_H_ 30#define _PCI_AGPPRIV_H_ 31 32/* 33 * This file *must not* be included by code outside the agp driver itself. 34 */ 35 36#include <sys/agpio.h> 37#include <pci/agpvar.h> 38 39#define AGP_DEBUGxx 40 41#ifdef AGP_DEBUG 42#define AGP_DPF(x...) do { \ 43 printf("agp: "); \ 44 printf(##x); \ 45} while (0) 46#else 47#define AGP_DPF(x...) do {} while (0) 48#endif 49 50#include "agp_if.h" 51 52/* 53 * Data structure to describe an AGP memory allocation. 54 */ 55TAILQ_HEAD(agp_memory_list, agp_memory); 56struct agp_memory { 57 TAILQ_ENTRY(agp_memory) am_link; /* wiring for the tailq */ 58 int am_id; /* unique id for block */ 59 vm_size_t am_size; /* number of bytes allocated */ 60 struct vm_object *am_obj; /* VM object owning pages */ 61 vm_offset_t am_physical; /* bogus hack for i810 */ 62 vm_offset_t am_offset; /* page offset if bound */ 63 int am_is_bound; /* non-zero if bound */ 64}; 65 66/* 67 * All chipset drivers must have this at the start of their softc. 68 */ 69struct agp_softc { 70 struct resource *as_aperture; /* location of aperture */ 71 u_int32_t as_maxmem; /* allocation upper bound */ 72 u_int32_t as_allocated; /* amount allocated */ 73 enum agp_acquire_state as_state; 74 struct agp_memory_list as_memory; /* list of allocated memory */ 75 int as_nextid; /* next memory block id */ 76 int as_isopen; /* user device is open */ 77 dev_t as_devnode; /* from make_dev */ 78 struct lock as_lock; /* lock for access to GATT */ 79}; 80 81struct agp_gatt { 82 u_int32_t ag_entries; 83 u_int32_t *ag_virtual; 84 vm_offset_t ag_physical; 85}; 86
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87u_int8_t agp_find_caps(device_t dev); 88struct agp_gatt *agp_alloc_gatt(device_t dev); 89void agp_free_gatt(struct agp_gatt *gatt); 90int agp_generic_attach(device_t dev); 91int agp_generic_detach(device_t dev); 92int agp_generic_enable(device_t dev, u_int32_t mode); 93struct agp_memory *agp_generic_alloc_memory(device_t dev, int type, 94 vm_size_t size); 95int agp_generic_free_memory(device_t dev, 96 struct agp_memory *mem); 97int agp_generic_bind_memory(device_t dev, 98 struct agp_memory *mem, 99 vm_offset_t offset); 100int agp_generic_unbind_memory(device_t dev, 101 struct agp_memory *mem); 102 103#endif /* !_PCI_AGPPRIV_H_ */
| 88u_int8_t agp_find_caps(device_t dev); 89struct agp_gatt *agp_alloc_gatt(device_t dev); 90void agp_free_gatt(struct agp_gatt *gatt); 91int agp_generic_attach(device_t dev); 92int agp_generic_detach(device_t dev); 93int agp_generic_enable(device_t dev, u_int32_t mode); 94struct agp_memory *agp_generic_alloc_memory(device_t dev, int type, 95 vm_size_t size); 96int agp_generic_free_memory(device_t dev, 97 struct agp_memory *mem); 98int agp_generic_bind_memory(device_t dev, 99 struct agp_memory *mem, 100 vm_offset_t offset); 101int agp_generic_unbind_memory(device_t dev, 102 struct agp_memory *mem); 103 104#endif /* !_PCI_AGPPRIV_H_ */
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