ast_tool.c revision 83cab373 
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 "mibstore.h"
31#include "vgaHW.h"
32#include "mipointer.h"
33#include "micmap.h"
34
35#include "fb.h"
36#include "regionstr.h"
37#include "xf86xv.h"
38#include <X11/extensions/Xv.h>
39#include "vbe.h"
40
41#include "xf86PciInfo.h"
42#include "xf86Pci.h"
43
44/* framebuffer offscreen manager */
45#include "xf86fbman.h"
46
47/* include xaa includes */
48#include "xaa.h"
49#include "xaarop.h"
50
51/* H/W cursor support */
52#include "xf86Cursor.h"
53
54/* Driver specific headers */
55#include "ast.h"
56
57/* Prototype type declaration*/
58Bool ASTMapMem(ScrnInfoPtr pScrn);
59Bool ASTUnmapMem(ScrnInfoPtr pScrn);
60Bool ASTMapMMIO(ScrnInfoPtr pScrn);
61void ASTUnmapMMIO(ScrnInfoPtr pScrn);
62
63Bool
64ASTMapMem(ScrnInfoPtr pScrn)
65{
66   ASTRecPtr pAST = ASTPTR(pScrn);
67
68#ifndef XSERVER_LIBPCIACCESS
69   pAST->FBVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, VIDMEM_FRAMEBUFFER,
70				 pAST->PciTag,
71				 pAST->FBPhysAddr, pAST->FbMapSize);
72#else
73   {
74     void** result = (void**)&pAST->FBVirtualAddr;
75     int err = pci_device_map_range(pAST->PciInfo,
76				    pAST->FBPhysAddr,
77				    pAST->FbMapSize,
78				    PCI_DEV_MAP_FLAG_WRITABLE |
79				    PCI_DEV_MAP_FLAG_WRITE_COMBINE,
80				    result);
81
82     if (err)
83			return FALSE;
84   }
85#endif
86
87   if (!pAST->FBVirtualAddr)
88      return FALSE;
89
90   return TRUE;
91}
92
93Bool
94ASTUnmapMem(ScrnInfoPtr pScrn)
95{
96   ASTRecPtr pAST = ASTPTR(pScrn);
97
98#ifndef XSERVER_LIBPCIACCESS
99   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->FBVirtualAddr,
100		   pAST->FbMapSize);
101#else
102   pci_device_unmap_range(pAST->PciInfo, pAST->FBVirtualAddr, pAST->FbMapSize);
103#endif
104
105   pAST->FBVirtualAddr = 0;
106
107   return TRUE;
108}
109
110Bool
111ASTMapMMIO(ScrnInfoPtr pScrn)
112{
113   ASTRecPtr pAST = ASTPTR(pScrn);
114#ifndef XSERVER_LIBPCIACCESS
115   int mmioFlags;
116
117#if !defined(__alpha__)
118   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT;
119#else
120   mmioFlags = VIDMEM_MMIO | VIDMEM_READSIDEEFFECT | VIDMEM_SPARSE;
121#endif
122
123
124   pAST->MMIOVirtualAddr = xf86MapPciMem(pScrn->scrnIndex, mmioFlags,
125				         pAST->PciTag,
126				         pAST->MMIOPhysAddr, pAST->MMIOMapSize);
127
128#else
129   {
130     void** result = (void**)&pAST->MMIOVirtualAddr;
131     int err = pci_device_map_range(pAST->PciInfo,
132				    pAST->MMIOPhysAddr,
133				    pAST->MMIOMapSize,
134				    PCI_DEV_MAP_FLAG_WRITABLE,
135				    result);
136
137     if (err)
138			return FALSE;
139   }
140
141#endif
142   if (!pAST->MMIOVirtualAddr)
143      return FALSE;
144
145   return TRUE;
146}
147
148void
149ASTUnmapMMIO(ScrnInfoPtr pScrn)
150{
151   ASTRecPtr pAST = ASTPTR(pScrn);
152
153#ifndef XSERVER_LIBPCIACCESS
154   xf86UnMapVidMem(pScrn->scrnIndex, (pointer) pAST->MMIOVirtualAddr,
155		   pAST->MMIOMapSize);
156#else
157   pci_device_unmap_range(pAST->PciInfo, pAST->MMIOVirtualAddr, pAST->MMIOMapSize);
158#endif
159   pAST->MMIOVirtualAddr = 0;
160
161}
162
163
164