【图形控制器硬件规格版本2.0B2000年5月23日MB86290A版权所有 FUJITSU LIMI】,IC型号MB86290A,MB86290A PDF资料,MB86290A经销商,ic,电子元器件-51电子网

图形控制器

硬件规格

版本2.0B

2000年5月23日

MB86290A

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Overview.................................................................................................................................7

1.1

介绍.....................................................................................................................7

1.2

系统配置.....................................................................................................8

1.3

轮廓............................................................................................................................9

1.4

框图..............................................................................................................10

1.5

功能概述..................................................................................................... 11

1.5.1系统配置........................................................................................................ 11

1.5.2显示控制器..............................................................................................................12

1.5.3帧控制....................................................................................................................13

1.5.4 2D绘图........................................................................................................................14

1.5.5 3D绘图........................................................................................................................16

1.5.6特殊效果...................................................................................................................17

1.5.7显示List.........................................................................................................................19

2信号Pins............................................................................................................................20

2.1

信号..........................................................................................................................20

2.1.1信号...............................................................................................................................20

2.2

针Assignment.............................................................................................................21

2.2.1引脚分配图...................................................................................................21

2.2.2引脚分配表........................................................................................................22

2.3

信号说明.......................................................................................................24

2.3.1主机CPU Interface............................................................................................................24

2.3.2视频Interface...................................................................................................................26

2.3.3图形内存接口............................................ .................................................. 0.28

2.3.4时钟输入.........................................................................................................................29

3主机接口.......................................................................................................................30

3.1

操作模式............................................................................................................30

3.1.1主机CPU模式.................................................................................................................30

3.1.2 Endian................................................................................................................................30

3.2

访问模式................................................................................................................31

3.2.1 SRAM接口.................................................................................................................31

3.2.2 FIFO Interface....................................................................................................................31

3.3

DMA传输...............................................................................................................32

3.3.1数据传输Unit..............................................................................................................32

3.3.2地址Mode....................................................................................................................32

3.3.3总线Mode...........................................................................................................................33

3.3.4 DMA传输请求......................................................................................................33

3.3.5结束DMA传输........................................................................................................34

3.4

中断请求..........................................................................................................35

3.5

本地显示列表传输............................................. .......................................... 36

3.6

内存Map.................................................................................................................37

4图形内存.................................................................................................................38

4.1

组态................................................................................................................38

4.1.1数据Type...........................................................................................................................38

4.1.2内存布局..................................................................................................................39

4.1.3内存数据Format.........................................................................................................40

4.2

管理框架.....................................................................................................42

4.2.1单缓冲......................................................................................................................42

4.2.2双缓冲.....................................................................................................................42

4.3

内存访问............................................................................................................43

由主机CPU 4.3.1存储器访问.......................................... ................................................. 43

4.3.2优先级的内存访问........................................... .................................................. .... 43

5显示控制器.................................................................................................................44

5.1

Overview.......................................................................................................................44

5.2

显示功能...........................................................................................................45

5.2.1层配置...........................................................................................................45

5.2.2 Overlay...............................................................................................................................46

5.2.3显示参数...........................................................................................................47

5.2.4显示位置Control.....................................................................................................48

5.3

显示颜色................................................................................................................50

5.3.1颜色查找向上Table...........................................................................................................50

5.3.2色度键操作......................................................................................................50

5.4

光标...........................................................................................................................51

5.4.1光标显示功能....................................................................................................51

5.4.2游标管理..........................................................................................................51

5.5

处理流程显示数据............................................. .................................... 52

5.6

同步控制................................................ ............................................... 54

5.6.1适用的显示分辨率............................................ ............................................... 54

5.6.2隔行显示................................................................................................................54

5.6.3外部同步...................................................................................................55

5.7

视频Interface..............................................................................................................58

5.7.1 NTSC输出.....................................................................................................................58

6绘图控件....................................................................................................................59

6.1

坐标..................................................................................................................59

6.1.1绘制坐标...........................................................................................................59

6.1.2纹理坐标............................................................................................................60

6.1.3帧缓冲......................................................................................................................61

6.2

多边形Drawing...........................................................................................................62

6.2.1绘制图元.............................................................................................................62

6.2.2多边形Drawing................................................................................................................62

6.2.3绘制参数..........................................................................................................63

6.2.4抗锯齿功能........................................................................................................64

6.3

位图Operation.........................................................................................................65

6.3.1 BLT.....................................................................................................................................65

6.3.2图形数据格式..........................................................................................................65

6.4

纹理映射...........................................................................................................66

6.4.1纹理大小.......................................................................................................................66

6.4.2纹理内存.................................................................................................................66

6.4.3纹理精研.................................................................................................................67

6.4.4过滤..............................................................................................................................68

6.4.5透视校正......................................................................................................69

6.4.6纹理混合................................................................................................................69

6.5

渲染.....................................................................................................................70

6.5.1 Tiling...................................................................................................................................70

6.5.2阿尔法Blending...................................................................................................................71

6.5.3逻辑Calculation.............................................................................................................71

6.5.4隐藏面管理............................................ ................................................ 72

6.6

绘图属性........................................................................................................73

6.6.1画线属性..........................................................................................................73

6.6.2三角绘制属性....................................................................................................73

6.6.3纹理属性...............................................................................................................74

6.6.4字符/字体绘制和BLT属性........................................ .............................. 74

6.7

显示列表...................................................................................................................75

6.7.1概述............................................................................................................................75

6.7.2头Format...................................................................................................................76

6.7.3显示列表命令概述........................................... ............................................ 77

显示命令列表.......................................... 6.7.4详细........................................... 81

7 Registers...............................................................................................................................93

7.1

Description....................................................................................................................93

7.1.1主机接口寄存器....................................................................................................94

7.1.2图形内存接口寄存器........................................... .................................... 98

7.1.3显示控制寄存器..................................................................................................101

7.1.4绘制控制Registers....................................................................................................124

7.1.5绘制模式参数寄存器........................................... ......................................... 127

7.1.6三角抽奖寄存器..................................................................................................141

7.1.7画线寄存器........................................................................................................144

7.1.8像素绘图Registers..........................................................................................................145

7.1.9绘制矩形寄存器............................................ .................................................. 0.146

7.1.10 BLT Registers...................................................................................................................147

7.1.11 Fast2DLine绘制寄存器............................................ ............................................... 148

7.1.12 Fast2DTriangle绘制寄存器............................................ ......................................... 149

7.1.12显示列表FIFO寄存器............................................ ................................................ 149

8时序图..................................................................................................................150

8.1

主机接口.............................................................................................................150

8.1.1 CPU读/写时序图SH3模式...................................... .................................. 150

8.1.2 CPU读/写时序图的SH4模式...................................... .................................. 151

8.1.3 CPU读/写V832模式时序图...................................... .................................. 152

8.1.4 SH4单地址的DMA写（ 1长字传输） ................................. ...................... 153

8.1.5 SH4单地址写入DMA （共8个长字传输） ................................. .................... 154

8.1.6 SH3 / 4双地址DMA （ 1个长字传输） ................................. ................................ 155

8.1.7 SH3 / 4双地址DMA （ 8个长字传输） ................................. ............................. 156

8.1.8 V832 DMA传输.........................................................................................................157

SH4单地址的DMA传输结束定时.......................................... .............................. 158

8.1.10 SH3 / 4双地址DMA传输结束定时..................................... ....................... 159

8.1.11 V832 DMA传输结束定时.......................................... .......................................... 160

8.2

显存接口............................................... ......................................... 161

8.2.1定时的读取访问相同的行地址....................................... ........................ 161

8.2.2定时的读访问不同的行地址....................................... ................ 162

8.2.3定时的写访问相同的行地址....................................... ........................ 163

8.2.4定时的写访问不同的行地址....................................... ................ 164