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Rtl8139在实时多任务操作系统VxWorks下的驱动源码

<tr><td align="CENTER" bgcolor="#FFFFCC">12</td><td align="CENTER"><a name="PMC_PCK4"></a><b>PMC_PCK4</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK4">AT91C_PMC_PCK4</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">13</td><td align="CENTER"><a name="PMC_PCK5"></a><b>PMC_PCK5</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK5">AT91C_PMC_PCK5</a></font></td><td><b>Programmable Clock Output</b><br>0 = No effect.<br>1 = Enables the corresponding programmable clock output.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">14</td><td align="CENTER"><a name="PMC_PCK6"></a><b>PMC_PCK6</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK6">AT91C_PMC_PCK6</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">15</td><td align="CENTER"><a name="PMC_PCK7"></a><b>PMC_PCK7</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK7">AT91C_PMC_PCK7</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
</null></table>
<a name="PMC_SCDR"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_SCDR  <i>System Clock Disable Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_SCDR">AT91C_PMC_SCDR</a></i> 0xFFFFFC04</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="PMC_PCK"></a><b>PMC_PCK</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK">AT91C_PMC_PCK</a></font></td><td><b>Processor Clock</b><br>0 = The processor clock is disabled<br>1 = The processor clock is enabled</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="PMC_UDP"></a><b>PMC_UDP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_UDP">AT91C_PMC_UDP</a></font></td><td><b>USB Device Port Clock</b><br>0 = The 48 MHz clock of the USB Device Port is disabled<br>1 = The 48 MHz clock of the USB Device Port is enabled</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="PMC_MCKUDP"></a><b>PMC_MCKUDP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_MCKUDP">AT91C_PMC_MCKUDP</a></font></td><td><b>USB Device Port Master Clock Automatic Disable on Suspend</b><br>0 = The automatic disable of the master clock of the USB Device Port when suspend condition occurs is disabled.<br>1 = The automatic disable of the master clock of the USB Device Port when suspend condition occurs is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="PMC_UHP"></a><b>PMC_UHP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_UHP">AT91C_PMC_UHP</a></font></td><td><b>USB Host Port Clock</b><br>0 = The 48 MHz clock of the USB Device Port is disabled.<br>1 = The 48 MHz clock of the USB Device Port is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">8</td><td align="CENTER"><a name="PMC_PCK0"></a><b>PMC_PCK0</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK0">AT91C_PMC_PCK0</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">9</td><td align="CENTER"><a name="PMC_PCK1"></a><b>PMC_PCK1</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK1">AT91C_PMC_PCK1</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">10</td><td align="CENTER"><a name="PMC_PCK2"></a><b>PMC_PCK2</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK2">AT91C_PMC_PCK2</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">11</td><td align="CENTER"><a name="PMC_PCK3"></a><b>PMC_PCK3</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK3">AT91C_PMC_PCK3</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">12</td><td align="CENTER"><a name="PMC_PCK4"></a><b>PMC_PCK4</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK4">AT91C_PMC_PCK4</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">13</td><td align="CENTER"><a name="PMC_PCK5"></a><b>PMC_PCK5</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK5">AT91C_PMC_PCK5</a></font></td><td><b>Programmable Clock Output</b><br>0 = No effect.<br>1 = Enables the corresponding programmable clock output.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">14</td><td align="CENTER"><a name="PMC_PCK6"></a><b>PMC_PCK6</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK6">AT91C_PMC_PCK6</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">15</td><td align="CENTER"><a name="PMC_PCK7"></a><b>PMC_PCK7</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK7">AT91C_PMC_PCK7</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
</null></table>
<a name="PMC_SCSR"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_SCSR  <i>System Clock Status Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_SCSR">AT91C_PMC_SCSR</a></i> 0xFFFFFC08</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">0</td><td align="CENTER"><a name="PMC_PCK"></a><b>PMC_PCK</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK">AT91C_PMC_PCK</a></font></td><td><b>Processor Clock</b><br>0 = The processor clock is disabled<br>1 = The processor clock is enabled</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">1</td><td align="CENTER"><a name="PMC_UDP"></a><b>PMC_UDP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_UDP">AT91C_PMC_UDP</a></font></td><td><b>USB Device Port Clock</b><br>0 = The 48 MHz clock of the USB Device Port is disabled<br>1 = The 48 MHz clock of the USB Device Port is enabled</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">2</td><td align="CENTER"><a name="PMC_MCKUDP"></a><b>PMC_MCKUDP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_MCKUDP">AT91C_PMC_MCKUDP</a></font></td><td><b>USB Device Port Master Clock Automatic Disable on Suspend</b><br>0 = The automatic disable of the master clock of the USB Device Port when suspend condition occurs is disabled.<br>1 = The automatic disable of the master clock of the USB Device Port when suspend condition occurs is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4</td><td align="CENTER"><a name="PMC_UHP"></a><b>PMC_UHP</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_UHP">AT91C_PMC_UHP</a></font></td><td><b>USB Host Port Clock</b><br>0 = The 48 MHz clock of the USB Device Port is disabled.<br>1 = The 48 MHz clock of the USB Device Port is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">8</td><td align="CENTER"><a name="PMC_PCK0"></a><b>PMC_PCK0</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK0">AT91C_PMC_PCK0</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">9</td><td align="CENTER"><a name="PMC_PCK1"></a><b>PMC_PCK1</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK1">AT91C_PMC_PCK1</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">10</td><td align="CENTER"><a name="PMC_PCK2"></a><b>PMC_PCK2</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK2">AT91C_PMC_PCK2</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">11</td><td align="CENTER"><a name="PMC_PCK3"></a><b>PMC_PCK3</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK3">AT91C_PMC_PCK3</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">12</td><td align="CENTER"><a name="PMC_PCK4"></a><b>PMC_PCK4</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK4">AT91C_PMC_PCK4</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">13</td><td align="CENTER"><a name="PMC_PCK5"></a><b>PMC_PCK5</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK5">AT91C_PMC_PCK5</a></font></td><td><b>Programmable Clock Output</b><br>0 = No effect.<br>1 = Enables the corresponding programmable clock output.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">14</td><td align="CENTER"><a name="PMC_PCK6"></a><b>PMC_PCK6</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK6">AT91C_PMC_PCK6</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">15</td><td align="CENTER"><a name="PMC_PCK7"></a><b>PMC_PCK7</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PCK7">AT91C_PMC_PCK7</a></font></td><td><b>Programmable Clock Output</b><br>0 = The corresponding programmable clock output is disabled.<br>1 = The corresponding programmable clock output is enabled.</td></tr>
</null></table>
<a name="PMC_PCER"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_PCER  <i>Peripheral Clock Enable Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_PCER">AT91C_PMC_PCER</a></i> 0xFFFFFC10</font></null></ul><br>PID2...PID31: Peripheral Identifier 2 to 31<br>0 = No effect.<br>1 = Enables the peripheral clock.<a name="PMC_PCDR"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_PCDR  <i>Peripheral Clock Disable Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_PCDR">AT91C_PMC_PCDR</a></i> 0xFFFFFC14</font></null></ul><br>PID2...PID31: Peripheral Identifier 2 to 31<br>0 = No effect.<br>1 = Disables the peripheral clock.<a name="PMC_PCSR"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_PCSR  <i>Peripheral Clock Status Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_PCSR">AT91C_PMC_PCSR</a></i> 0xFFFFFC18</font></null></ul><br>PID2...PID31: Peripheral Identifier 2 to 31<br>0 = peripheral clock disabled.<br>1 = peripheral clock enabled.<a name="PMC_MCKR"></a><h4><a href="#PMC">PMC</a>: <i><a href="AT91RM9200_h.html#AT91_REG">AT91_REG</a></i> PMC_MCKR  <i>Master Clock Register</i></h4><ul><null><font size="-2"><li><b>PMC</b> <i><a href="AT91RM9200_h.html#AT91C_PMC_MCKR">AT91C_PMC_MCKR</a></i> 0xFFFFFC30</font></null></ul><table border=1 cellpadding=0 cellspacing=0 width="100%"><null><th bgcolor="#FFFFCC"><b>Offset</b></th><th bgcolor="#FFFFCC"><b>Name</b></th><th bgcolor="#FFFFCC"><b>Description</b></th><tr><td align="CENTER" bgcolor="#FFFFCC">1..0</td><td align="CENTER"><a name="PMC_CSS"></a><b>PMC_CSS</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_CSS">AT91C_PMC_CSS</a></font></td><td><b>Programmable Clock Selection</b><br>Clock selection<font size="-1"><table bgcolor="#E3F2FF" border=1 cellpadding=0 cellspacing=0 width="100%"><null><th><b>Value</b></th><th><b>Label</b></th><th><b>Description</b></th><tr><td align="CENTER">0</td><td align="CENTER"><a name="PMC_CSS_SLOW_CLK"></a><b>PMC_CSS_SLOW_CLK</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_CSS_SLOW_CLK">AT91C_PMC_CSS_SLOW_CLK</a></font></td><td><br>Slow Clock is selected</td></tr>
<tr><td align="CENTER">1</td><td align="CENTER"><a name="PMC_CSS_MAIN_CLK"></a><b>PMC_CSS_MAIN_CLK</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_CSS_MAIN_CLK">AT91C_PMC_CSS_MAIN_CLK</a></font></td><td><br>Main Clock is selected</td></tr>
<tr><td align="CENTER">2</td><td align="CENTER"><a name="PMC_CSS_PLLA_CLK"></a><b>PMC_CSS_PLLA_CLK</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_CSS_PLLA_CLK">AT91C_PMC_CSS_PLLA_CLK</a></font></td><td><br>Clock from PLL A is selected</td></tr>
<tr><td align="CENTER">3</td><td align="CENTER"><a name="PMC_CSS_PLLB_CLK"></a><b>PMC_CSS_PLLB_CLK</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_CSS_PLLB_CLK">AT91C_PMC_CSS_PLLB_CLK</a></font></td><td><br>Clock from PLL B is selected</td></tr>
</null></table></font>
</td></tr>
<tr><td align="CENTER" bgcolor="#FFFFCC">4..2</td><td align="CENTER"><a name="PMC_PRES"></a><b>PMC_PRES</b><font size="-2"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES">AT91C_PMC_PRES</a></font></td><td><b>Programmable Clock Prescaler</b><br>Master clock<font size="-1"><table bgcolor="#E3F2FF" border=1 cellpadding=0 cellspacing=0 width="100%"><null><th><b>Value</b></th><th><b>Label</b></th><th><b>Description</b></th><tr><td align="CENTER">0</td><td align="CENTER"><a name="PMC_PRES_CLK"></a><b>PMC_PRES_CLK</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES_CLK">AT91C_PMC_PRES_CLK</a></font></td><td><br>Selected clock</td></tr>
<tr><td align="CENTER">1</td><td align="CENTER"><a name="PMC_PRES_CLK_2"></a><b>PMC_PRES_CLK_2</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES_CLK_2">AT91C_PMC_PRES_CLK_2</a></font></td><td><br>Selected clock divided by 2</td></tr>
<tr><td align="CENTER">2</td><td align="CENTER"><a name="PMC_PRES_CLK_4"></a><b>PMC_PRES_CLK_4</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES_CLK_4">AT91C_PMC_PRES_CLK_4</a></font></td><td><br>Selected clock divided by 4</td></tr>
<tr><td align="CENTER">3</td><td align="CENTER"><a name="PMC_PRES_CLK_8"></a><b>PMC_PRES_CLK_8</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES_CLK_8">AT91C_PMC_PRES_CLK_8</a></font></td><td><br>Selected clock divided by 8</td></tr>
<tr><td align="CENTER">4</td><td align="CENTER"><a name="PMC_PRES_CLK_16"></a><b>PMC_PRES_CLK_16</b><font size="-1"><br><a href="AT91RM9200_h.html#AT91C_PMC_PRES_CLK_16">AT91C_PMC_PRES_CLK_16</a></font></td><td><br>Selected clock divided by 16</td></tr>