ast_tool.c revision 7fe5393c 
1/*
2 * Copyright (c) 2005 ASPEED Technology Inc.
3 *
4 * Permission to use, copy, modify, distribute, and sell this software and its
5 * documentation for any purpose is hereby granted without fee, provided that
6 * the above copyright notice appear in all copies and that both that
7 * copyright notice and this permission notice appear in supporting
8 * documentation, and that the name of the authors not be used in
9 * advertising or publicity pertaining to distribution of the software without
10 * specific, written prior permission.  The authors makes no representations
11 * about the suitability of this software for any purpose.  It is provided
12 * "as is" without express or implied warranty.
13 *
14 * THE AUTHORS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
15 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
16 * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
17 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
18 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
19 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
20 * PERFORMANCE OF THIS SOFTWARE.
21 */
22
23#ifdef HAVE_CONFIG_H
24#include <config.h>
25#endif
26#include "xf86.h"
27#include "xf86_OSproc.h"
28#include "xf86cmap.h"
29#include "compiler.h"
30#include "vgaHW.h"
31#include "mipointer.h"
32#include "micmap.h"
33
34#include "fb.h"
35#include "regionstr.h"
36#include "xf86xv.h"
37#include <X11/extensions/Xv.h>
38
39#include "xf86PciInfo.h"
40#include "xf86Pci.h"
41
42/* framebuffer offscreen manager */
43#include "xf86fbman.h"
44
45/* include xaa includes */
46#include "xaarop.h"
47
48/* H/W cursor support */
49#include "xf86Cursor.h"
50
51/* Driver specific headers */
52#include "ast.h"
53
54/* Prototype type declaration*/
55Bool ASTMapMem(ScrnInfoPtr pScrn);
56Bool ASTUnmapMem(ScrnInfoPtr pScrn);
57Bool ASTMapMMIO(ScrnInfoPtr pScrn);
58void ASTUnmapMMIO(ScrnInfoPtr pScrn);
59
60Bool
61ASTMapMem(ScrnInfoPtr pScrn)
62{
63   ASTRecPtr pAST = ASTPTR(pScrn);
64
65#ifndef XSERVER_LIBPCIACCESS
66   pAST->FBVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER,
67				 pAST->PciTag,
68				 pAST->FBPhysAddr, pAST->FbMapSize);
69#else
70   {
71     void** result = (void**)&pAST->FBVirtualAddr;
72     int err = pci_device_map_range(pAST->PciInfo,
73				    pAST->FBPhysAddr,
74				    pAST->FbMapSize,
75				    PCI_DEV_MAP_FLAG_WRITABLE |
76				    PCI_DEV_MAP_FLAG_WRITE_COMBINE,
77				    result);
78
79     if (err)
80			return FALSE;
81   }
82#endif
83
84   if (!pAST->FBVirtualAddr)
85      return FALSE;
86
87   return TRUE;
88}
89
90Bool
91ASTUnmapMem(ScrnInfoPtr pScrn)
92{
93   ASTRecPtr pAST = ASTPTR(pScrn);
94
95#ifndef XSERVER_LIBPCIACCESS
96   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->FBVirtualAddr,
97		   pAST->FbMapSize);
98#else
99   pci_device_unmap_range(pAST->PciInfo, pAST->FBVirtualAddr, pAST->FbMapSize);
100#endif
101
102   pAST->FBVirtualAddr = 0;
103
104   return TRUE;
105}
106
107Bool
108ASTMapMMIO(ScrnInfoPtr pScrn)
109{
110   ASTRecPtr pAST = ASTPTR(pScrn);
111#ifndef XSERVER_LIBPCIACCESS
112   int mmioFlags;
113
114#if !defined(__alpha__)
115   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT;
116#else
117   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT | VIDMEM_SPARSE;
118#endif
119
120
121   pAST->MMIOVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, mmioFlags,
122				         pAST->PciTag,
123				         pAST->MMIOPhysAddr, pAST->MMIOMapSize);
124
125#else
126   {
127     void** result = (void**)&pAST->MMIOVirtualAddr;
128     int err = pci_device_map_range(pAST->PciInfo,
129				    pAST->MMIOPhysAddr,
130				    pAST->MMIOMapSize,
131				    PCI_DEV_MAP_FLAG_WRITABLE,
132				    result);
133
134     if (err)
135			return FALSE;
136   }
137
138#endif
139   if (!pAST->MMIOVirtualAddr)
140      return FALSE;
141
142   return TRUE;
143}
144
145void
146ASTUnmapMMIO(ScrnInfoPtr pScrn)
147{
148   ASTRecPtr pAST = ASTPTR(pScrn);
149
150#ifndef XSERVER_LIBPCIACCESS
151   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->MMIOVirtualAddr,
152		   pAST->MMIOMapSize);
153#else
154   pci_device_unmap_range(pAST->PciInfo, pAST->MMIOVirtualAddr, pAST->MMIOMapSize);
155#endif
156   pAST->MMIOVirtualAddr = 0;
157
158}
159
160
161