content_views"
class="htmledit_views">
class="a3" style="text-align: center; margin: 17pt 0cm 12pt;">color: #0860a9;">cii-font-family: Verdana;">【我所认知的BIOScii-font-family: Verdana;">】->cii-font-family: Verdana;">反class="tags" href="/tags/HuiBian.html" title=汇编>汇编BIOScii-font-family: Verdana;">之Bootblock(7)
class="a3" style="text-align: center; margin: 17pt 0cm 12pt;">color: #0860a9;">-- Memory initial cii-font-family: Verdana;">之前的一些初始化DMAcii-font-family: Verdana;">c;8259
class="a" style="text-align: right; margin: 0cm 0cm 0pt;">By Lightseed
class="a" style="text-align: right; margin: 0cm 0cm 0pt;">5/20/2010
cm 12pt;">color: #0860a9;">1cii-font-family: Verdana;">、BIOScii-font-family: Verdana;">的主流程
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">为什么会有bootblockcii-font-family: Verdana;">和非bootblockcii-font-family: Verdana;">这么一说呢？其实就是因为有没有真正的内存可以用的区别。这个章节里我们一起来看看经过之前那些章节的讨论后c;BIOScii-font-family: Verdana;">在初始化memorycii-font-family: Verdana;">之前会做的一些动作。（稍微比较琐碎点c;看起来比较枯燥。）
class="a2" style="margin: 12pt 0cm auto;">
class="a1" style="text-align: center; margin: 0cm 0cm 0pt;">cii-font-family: Verdana;">![]( "c")
c="http://i48.tinypic.com/35jfp55.jpg" alt="" width="368" height="784" />
class="a1" style="text-align: center; margin: 0cm 0cm 0pt;">cii-font-family: Verdana;">图1 BIOScii-font-family: Verdana;">主流程
cm 12pt;">color: #0860a9;">2cii-font-family: Verdana;">、确实是Normalcii-font-family: Verdana;">后的第一个JMP
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">从下面的这段codecii-font-family: Verdana;">中我们来研究一下c;_F000:E1FCcii-font-family: Verdana;">这里是的SPcii-font-family: Verdana;">指向E200Hcii-font-family: Verdana;">地址c;且我们看看在E200Hcii-font-family: Verdana;">这里这里存储的数据是E292Hcii-font-family: Verdana;">c;注意了c;这里可不是E202Hcii-font-family: Verdana;">哦。执行retncii-font-family: Verdana;">后c;那么CPUcii-font-family: Verdana;">的IPcii-font-family: Verdana;">寄存器就变成了E292Hcii-font-family: Verdana;">了c;那么CPUcii-font-family: Verdana;">就会从此处取codecii-font-family: Verdana;">来执行。（可不要犯了ROM_CALLcii-font-family: Verdana;">的定势思维。）
ckground: #a6a6a6; padding-top: 1pt; mso-element: para-border-div; mso-border-shadow: yes; border: windowtext 1pt solid;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1F8 Not_Resume_From_Sx:cerun: yes;"> ; CODE XREF: _F000:E1D3j
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1F8cerun: yes;"> cerun: yes;"> ; _F000:E1EDj ...
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1F8cerun: yes;"> movcerun: yes;"> al, 0C0h ; '?
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1FAcerun: yes;"> outcerun: yes;"> 80h, alcerun: yes;"> ; manufacture's diagnostic checkpoint
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1FCcerun: yes;"> movcerun: yes;"> sp, 0E200h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1FFcerun: yes;"> cerun: yes;"> retn
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E1FF ; 哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪?
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E200cerun: yes;"> dw 0E292h
cm 12pt;">color: #0860a9;">3cii-font-family: Verdana;">、CPU Fast class="tags" href="/tags/STRING.html" title=string>stringcii-font-family: Verdana;">的detectcii-font-family: Verdana;">以及CMOScii-font-family: Verdana;">的初始化
ckground: #a6a6a6; padding-top: 1pt; mso-element: para-border-div; mso-border-shadow: yes; border: windowtext 1pt solid;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E292 Go_on_bios:
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">。。。。。。。。。。。。。
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E29Dcerun: yes;"> jmpcerun: yes;"> Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E29D ; 哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪?
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A0cerun: yes;"> dw 0E2A2h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A2 ; 哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪哪?
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A2cerun: yes;"> movcerun: yes;"> al, 8Bh ; '?cerun: yes;"> ; CMOS REGISTER 0B: Default is all interrupts(AIE,PIE) turned off,
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A2cerun: yes;"> ; date is in BCD format, time is in 24-hour mode, daylight savings
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A2cerun: yes;"> ; time is disabled.
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2A4cerun: yes;"> movcerun: yes;"> ah, 2
class="MsoPlainText" style="text-indent: 162pt; margin: 0cm 0cm 0pt; background: #a6a6a6; mso-char-indent-count: 13.5; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">Callcount: 1;"> cerun: yes;"> Set_CMOScount: 2;"> ;伪代码
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2AEcerun: yes;"> movcerun: yes;"> al, 8Ah ; '?cerun: yes;"> ; CMOS REGISTER 0A: Default is stage divider at 32.768 kHz, divider
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2AEcerun: yes;"> ; output at 1.024 Khz, interrupting every 976.562 microseconds
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2B0cerun: yes;"> movcerun: yes;"> ah, 26h ; '&'
class="MsoPlainText" style="text-indent: 162pt; margin: 0cm 0cm 0pt; background: #a6a6a6; mso-char-indent-count: 13.5; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">Callcount: 1;"> cerun: yes;"> Set_CMOScount: 2;"> ;伪代码
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">上面这段codecii-font-family: Verdana;">主要做了两件事情c;一个是检测CPUcii-font-family: Verdana;">的fast class="tags" href="/tags/STRING.html" title=string>stringcii-font-family: Verdana;">是否支持。另外一个是初始化CMOScii-font-family: Verdana;">的基本配置。
cm;">color: #0860a9;">3.1 CPUcii-font-family: Verdana;">的fast class="tags" href="/tags/STRING.html" title=string>string
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">还是来看我们反class="tags" href="/tags/HuiBian.html" title=汇编>汇编出来的codecii-font-family: Verdana;">吧。
ckground: #a6a6a6; padding-top: 1pt; mso-element: para-border-div; mso-border-shadow: yes; border: windowtext 1pt solid;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;------------------------------------------------------------------------------------
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;FUNC: Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;DESC: If CPU support Fast_class="tags" href="/tags/STRING.html" title=string>string then enable it.
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;IN:cerun: yes;"> NONE
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;OUT:cerun: yes;"> NONE
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ;------------------------------------------------------------------------------------
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB ; 圹圹圹圹圹圹圹?S U B R O U T I N E 圹圹圹圹圹圹圹圹圹圹圹圹圹圹圹圹圹圹圹?
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6AB Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open proc nearcerun: yes;"> ; CODE XREF: _F000:E29Dj
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6ABcerun: yes;"> movcerun: yes;"> eax, 0
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6B1cerun: yes;"> cpuid
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6B3cerun: yes;"> cmpcerun: yes;"> ebx, 'iryC'
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6BAcerun: yes;"> jzcerun: yes;"> locret_FE6D9
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6BCcerun: yes;"> movcerun: yes;"> eax, 1
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6C2cerun: yes;"> cpuid
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6C4cerun: yes;"> cmpcerun: yes;"> ax, 611h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6C7cerun: yes;"> jnzcerun: yes;"> locret_FE6D9
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6C9cerun: yes;"> movcerun: yes;"> ecx, 1E0h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6CFcerun: yes;"> rdmsr
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D1cerun: yes;"> andcerun: yes;"> eax, 6
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D5cerun: yes;"> orcerun: yes;"> al, 4cerun: yes;"> ; disable fast class="tags" href="/tags/STRING.html" title=string>string
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D7cerun: yes;"> wrmsr
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D9
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D9 locret_FE6D9:cerun: yes;"> ; CODE XREF: Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open+Fj
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D9cerun: yes;"> ; Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open+1Cj
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D9cerun: yes;"> retn
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6D9 Fast_class="tags" href="/tags/STRING.html" title=string>string_If_open endp
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">上面函数的大致的意思是c;用CPUIDcii-font-family: Verdana;">来读取CPUcii-font-family: Verdana;">的属性c;判断是否支持Fast class="tags" href="/tags/STRING.html" title=string>stringcii-font-family: Verdana;">c;如果不支持的话c;那么就disabledcii-font-family: Verdana;">掉它。（也许有人会问c;上面是fast class="tags" href="/tags/STRING.html" title=string>stringcii-font-family: Verdana;">c;您可以在3Acii-font-family: Verdana;">里面查到 ^.^cii-font-family: Verdana;">。）如图1
class="a2" style="margin: 12pt 0cm auto;">
class="a2" style="text-align: center; margin: 12pt 0cm auto;">cii-font-family: Verdana;">![]( "c")
c="http://i47.tinypic.com/ehn4sp.jpg" alt="" width="750" height="91" />
class="a2" style="text-align: center; margin: 12pt 0cm auto;">cii-font-family: Verdana;">图1
cm;">color: #0860a9;">3.2 CMOScii-font-family: Verdana;">的基本配置
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">多的就不说了c;在codecii-font-family: Verdana;">我都详细注解了c;看不懂的话c;再多查查datasheetcii-font-family: Verdana;">就知道了。
cm 12pt;">color: #0860a9;">4cii-font-family: Verdana;">、DMAcii-font-family: Verdana;">和8259cii-font-family: Verdana;">的初始化
cm;">color: #0860a9;">4.1 cii-font-family: Verdana;">算法
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">现在这个小节我们继续讲讲memorycii-font-family: Verdana;">之前的另外一些动作c;这些动作沿用了之前初始化superiocii-font-family: Verdana;">的方法c;先列一个class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">c;class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">以结构体的形式存在c;用指针指向这个class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">c;用一个循环依次逐个地把class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">里面列的寄存器都初始化。（算法很简单如下）
ckground: #a6a6a6; padding-top: 1pt; mso-element: para-border-div; mso-border-shadow: yes; border: windowtext 1pt solid;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2BFcerun: yes;"> cerun: yes;"> movcerun: yes;"> si, 0E6DAhcerun: yes;"> ; data source pointor
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C2cerun: yes;"> movcerun: yes;"> cx, 24h ; '$'cerun: yes;"> ; loop counter
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C5cerun: yes;"> cld
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C6
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C6 loc_FE2C6:cerun: yes;"> ; CODE XREF: _F000:E2CFj
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C6cerun: yes;"> cerun: yes;"> lodswcerun: yes;"> ; Get the port
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C7cerun: yes;"> movcerun: yes;"> dx, ax
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2C9cerun: yes;"> lodsbcerun: yes;"> ; Get the value will be stored
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2CAcerun: yes;"> outcerun: yes;"> dx, al
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2CBcerun: yes;"> jmpcerun: yes;"> short $+2
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2CDcerun: yes;"> jmpcerun: yes;"> short $+2
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E2CFcerun: yes;"> loopcerun: yes;"> loc_FE2C6cerun: yes;"> ; Get the port
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">算法的话c;也就上面这个样子c;简单地不能再见到了。BIOScii-font-family: Verdana;">里面c;这些都不是难点。难点在于c;怎么去理解这个class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">里面都初始化了些什么c;我想这也是大家最carecii-font-family: Verdana;">的东西。好吧c;那么我们来深入到class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">里去吧。
cm;">color: #0860a9;">4.2 cii-font-family: Verdana;">详细初始化内容
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">class="tags" href="/tags/TABLE.html" title=table>tablecii-font-family: Verdana;">里面的structurecii-font-family: Verdana;">如下：
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">Struc {
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">count: 3;"> Wordcount: 1;"> ;cii-font-family: Verdana;">存放的是将要填值的port address
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">count: 3;"> Bytecount: 1;"> ;cii-font-family: Verdana;">存放的是将要填到port addresscii-font-family: Verdana;">里面的value
class="a0" style="text-indent: 24pt; margin: 6pt 0cm 6pt 39pt;">}
ckground: #a6a6a6; padding-top: 1pt; mso-element: para-border-div; mso-border-shadow: yes; border: windowtext 1pt solid;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DA ;[]-----------------------------------------------------[]
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DA one word and one byte are made of a set.
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DA The word is port address, the byte is the value will be store
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DA ;[]-----------------------------------------------------[]
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DA System_INIT_class="tags" href="/tags/TABLE.html" title=table>table dw 3B8hcerun: yes;"> ; 3B8H is the IO for VGA controller, but I can not find out its description. So I don't know its mean
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DCcerun: yes;"> cerun: yes;"> dbcerun: yes;"> 1 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DCcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DDcerun: yes;"> dw 61hcerun: yes;"> ; NMI Status and Control Register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DFcerun: yes;"> db 0FCh ; ?cerun: yes;"> ; Turn speaker off
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6DF cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E0cerun: yes;"> dw 8cerun: yes;"> ; Channel 0~3 DMA Command Register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E2cerun: yes;"> dbcerun: yes;"> 4 ;cerun: yes;"> ; Disable DMA Channel Group
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E2cerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E3cerun: yes;"> dw 0D0hcerun: yes;"> ; Channel 4~7 DMA Command Register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E5cerun: yes;"> dbcerun: yes;"> 4 ;cerun: yes;"> ; Disable DMA Channel Group
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E5cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E6cerun: yes;"> dw 0F1hcerun: yes;"> ; math coprocessor port
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E8cerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ; reset it
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E8cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6E9cerun: yes;"> dw 43hcerun: yes;"> ; Choose TIMER 1
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6EBcerun: yes;"> dbcerun: yes;"> 54h ; Tcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6EBcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6ECcerun: yes;"> dw 41hcerun: yes;"> ; Initial it
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6EEcerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6EEcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6EFcerun: yes;"> dw 0Dhcerun: yes;"> ; About DMA controller, but intel do not release
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F1cerun: yes;"> dbcerun: yes;"> 7 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F1cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F2cerun: yes;"> dw 0DAhcerun: yes;"> ; About DMA controller, but intel do not release
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F4cerun: yes;"> dbcerun: yes;"> 7 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F4cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F5cerun: yes;"> dw 43h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F7cerun: yes;"> dbcerun: yes;"> 40h ; @cerun: yes;"> ; Timer 1 latch class="tags" href="/tags/COMMAND.html" title=command>command
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F7cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6F8cerun: yes;"> dw 41h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FAcerun: yes;"> dbcerun: yes;"> 12h ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FAcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FBcerun: yes;"> dw 8cerun: yes;"> ; Channel 0~3 DMA Command Register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FDcerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ; enable it
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FDcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E6FEcerun: yes;"> dw 0D0hcerun: yes;"> ; Channel 4~7 DMA Command Register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E700cerun: yes;"> cerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ; enable it
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E700cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E701cerun: yes;"> dw 0Bhcerun: yes;"> ; About DMA controller, but intel do not release
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E703cerun: yes;"> dbcerun: yes;"> 40h ; @cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E703cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E704cerun: yes;"> dw 0D6hcerun: yes;"> ; About DMA controller, but intel do not release
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E706cerun: yes;"> db 0C0h ; ?cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E706cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E707cerun: yes;"> dw 0D6h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E709cerun: yes;"> dbcerun: yes;"> 41h ; Acerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E709cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Acerun: yes;"> dw 0Bh
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Ccerun: yes;"> dbcerun: yes;"> 41h ; Acerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Ccerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Dcerun: yes;"> dw 0D6h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Fcerun: yes;"> dbcerun: yes;"> 42h ; Bcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E70Fcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E710cerun: yes;"> dw 0Bh
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E712cerun: yes;"> dbcerun: yes;"> 42h ; Bcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E712cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E713cerun: yes;"> dw 0D6h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E715cerun: yes;"> dbcerun: yes;"> 43h ; Ccerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E715cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E716cerun: yes;"> dw 0Bh
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E718cerun: yes;"> dbcerun: yes;"> 43h ; Ccerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E718cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E719cerun: yes;"> dw 0D2h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Bcerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Bcerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Ccerun: yes;"> dw 0D4h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Ecerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Ecerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E71Fcerun: yes;"> dw 20hcerun: yes;"> ; Initial Master 8259
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E721cerun: yes;"> cerun: yes;"> dbcerun: yes;"> 11h ;cerun: yes;"> ; 级联, 边沿触发, 需要写ICW4
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E721cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E722cerun: yes;"> dw 21hcerun: yes;"> ; Write ICW2
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E724cerun: yes;"> dbcerun: yes;"> 8 ;cerun: yes;"> ; 中断类型号8H
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E724cerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E725cerun: yes;"> dw 21hcerun: yes;"> ; Write ICW3
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E727cerun: yes;"> dbcerun: yes;"> 4 ;cerun: yes;"> ; 主片的IR2引脚接从片
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E727cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E728cerun: yes;"> dw 21hcerun: yes;"> cerun: yes;"> ; Write ICW4
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Acerun: yes;"> dbcerun: yes;"> 1 ;cerun: yes;"> ; 非特殊完全嵌套c;非缓冲c;非自动结束c;80x86模式
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Acerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Bcerun: yes;"> dw 21hcerun: yes;"> ; IMR interrupt mask register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Dcerun: yes;"> cerun: yes;"> db 0FFh ;cerun: yes;"> ; mask IRQ0~7
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Dcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E72Ecerun: yes;"> dw 0A0hcerun: yes;"> ; Initial Slave 8259
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E730cerun: yes;"> dbcerun: yes;"> 11h ;cerun: yes;"> ; 级联, 边沿触发, 需要写ICW4
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E730cerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E731cerun: yes;"> dw 0A1hcerun: yes;"> ; ICW 2
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E733cerun: yes;"> dbcerun: yes;"> 70h ; pcerun: yes;"> ; 中断类型号70H
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E733cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E734cerun: yes;"> dw 0A1hcerun: yes;"> cerun: yes;"> ; ICW 3
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E736cerun: yes;"> dbcerun: yes;"> 2 ;cerun: yes;"> ; 接主片的IR2引脚
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E736cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E737cerun: yes;"> dw 0A1hcerun: yes;"> ; ICW 4
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E739cerun: yes;"> dbcerun: yes;"> 1 ;cerun: yes;"> ; 非特殊完全嵌套c;非缓冲c;非自动结束c;80x86模式
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E739cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Acerun: yes;"> dw 0A1hcerun: yes;"> ; IMR interrupt mask register
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Ccerun: yes;"> db 0FFh ;cerun: yes;"> ; mask IRQ8~15
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Ccerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Dcerun: yes;"> dw 43h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Fcerun: yes;"> dbcerun: yes;"> 36h ; 6cerun: yes;"> ; initial TIMER 0
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E73Fcerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E740cerun: yes;"> dw 40h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E742cerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;"> cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E742cerun: yes;"> ;
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E743cerun: yes;"> dw 40h
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E745cerun: yes;"> dbcerun: yes;"> 0 ;cerun: yes;">
class="MsoPlainText" style="margin: 0cm 0cm 0pt; background: #a6a6a6; mso-border-shadow: yes; mso-border-alt: solid windowtext 1.0pt; mso-padding-alt: 1.0pt 4.0pt 1.0pt 4.0pt; padding: 0cm;">_F000:E746
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">关于上面的初始化过程c;我想要说明两点：
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">①DMA controllercii-font-family: Verdana;">的一些资料intelcii-font-family: Verdana;">没有公布c;所以我也只能注释到这么多。
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">②8259cii-font-family: Verdana;">部分的初始化c;在
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">http://blog.csdn.net/lightseed/archive/2009/06/08/4250623.aspx
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">这一节里有详细的描述c;我们可以对比这BIOScii-font-family: Verdana;">初始化8259cii-font-family: Verdana;">的流程看看c;两者是完全相同的。会不会有成就感？起码我当时看到这里的时候是很激动的c;原来PICcii-font-family: Verdana;">就是这样被初始化的呀。
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">
class="a0" style="text-indent: 24pt; margin: 6pt 0cm;">cii-font-family: Verdana;">限于篇幅c;在内存初始化之前的动作就先告一段落c;下一节继续介绍在初始化内存之前c;还有些其他的动作。
