ast_tool.c revision cf503b78 
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 "xf86Pci.h"
40
41/* framebuffer offscreen manager */
42#include "xf86fbman.h"
43
44/* include xaa includes */
45#include "xaarop.h"
46
47/* H/W cursor support */
48#include "xf86Cursor.h"
49
50/* Driver specific headers */
51#include "ast.h"
52
53Bool
54ASTMapMem(ScrnInfoPtr pScrn)
55{
56   ASTRecPtr pAST = ASTPTR(pScrn);
57
58#ifndef XSERVER_LIBPCIACCESS
59   pAST->FBVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER,
60				 pAST->PciTag,
61				 pAST->FBPhysAddr, pAST->FbMapSize);
62#else
63   {
64     void** result = (void**)&pAST->FBVirtualAddr;
65     int err = pci_device_map_range(pAST->PciInfo,
66				    pAST->FBPhysAddr,
67				    pAST->FbMapSize,
68				    PCI_DEV_MAP_FLAG_WRITABLE |
69				    PCI_DEV_MAP_FLAG_WRITE_COMBINE,
70				    result);
71
72     if (err)
73			return FALSE;
74   }
75#endif
76
77   if (!pAST->FBVirtualAddr)
78      return FALSE;
79
80   return TRUE;
81}
82
83Bool
84ASTUnmapMem(ScrnInfoPtr pScrn)
85{
86   ASTRecPtr pAST = ASTPTR(pScrn);
87
88#ifndef XSERVER_LIBPCIACCESS
89   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->FBVirtualAddr,
90		   pAST->FbMapSize);
91#else
92   pci_device_unmap_range(pAST->PciInfo, pAST->FBVirtualAddr, pAST->FbMapSize);
93#endif
94
95   pAST->FBVirtualAddr = 0;
96
97   return TRUE;
98}
99
100Bool
101ASTMapMMIO(ScrnInfoPtr pScrn)
102{
103   ASTRecPtr pAST = ASTPTR(pScrn);
104#ifndef XSERVER_LIBPCIACCESS
105   int mmioFlags;
106
107#if !defined(__alpha__)
108   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT;
109#else
110   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT | VIDMEM_SPARSE;
111#endif
112
113
114   pAST->MMIOVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, mmioFlags,
115				         pAST->PciTag,
116				         pAST->MMIOPhysAddr, pAST->MMIOMapSize);
117
118#else
119   {
120     void** result = (void**)&pAST->MMIOVirtualAddr;
121     int err = pci_device_map_range(pAST->PciInfo,
122				    pAST->MMIOPhysAddr,
123				    pAST->MMIOMapSize,
124				    PCI_DEV_MAP_FLAG_WRITABLE,
125				    result);
126
127     if (err)
128			return FALSE;
129   }
130
131#endif
132   if (!pAST->MMIOVirtualAddr)
133      return FALSE;
134
135   return TRUE;
136}
137
138void
139ASTUnmapMMIO(ScrnInfoPtr pScrn)
140{
141   ASTRecPtr pAST = ASTPTR(pScrn);
142
143#ifndef XSERVER_LIBPCIACCESS
144   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->MMIOVirtualAddr,
145		   pAST->MMIOMapSize);
146#else
147   pci_device_unmap_range(pAST->PciInfo, pAST->MMIOVirtualAddr, pAST->MMIOMapSize);
148#endif
149   pAST->MMIOVirtualAddr = 0;
150
151}
152
153
154