h8300h.c

澳洲人写的Cortex,包括uC_IP协议栈

    Vector = pISRCB_a->Vector;

    <b>if</b> (Vector &lt;= <a href="H83H_VECTOR_INT7.FIND-DEF">H83H_VECTOR_INT7</a> || Vector &gt; <a href="H83H_VECTOR_AD_END.FIND-DEF">H83H_VECTOR_AD_END</a>)
        <b>return</b>;

    <b>switch</b>(Vector)
    {
    <b>case</b> <a href="H83H_VECTOR_WATCHDOG.FIND-DEF">H83H_VECTOR_WATCHDOG</a>:
         <a href="#hrdi_UnregWatchdog">hrdi_UnregWatchdog</a>();      <font color="#6920ac">/* watchdog timer */</font>
         <b>break</b>;
    <b>case</b> <a href="H83H_VECTOR_REFRESH.FIND-DEF">H83H_VECTOR_REFRESH</a>:
         <a href="#hrdi_UnregRefresh">hrdi_UnregRefresh</a>();       <font color="#6920ac">/* refresh controller */</font>
         <b>break</b>;
    <b>case</b> <a href="H83H_VECTOR_ITU0_A.FIND-DEF">H83H_VECTOR_ITU0_A</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU0_B.FIND-DEF">H83H_VECTOR_ITU0_B</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU0_OVER.FIND-DEF">H83H_VECTOR_ITU0_OVER</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU1_A.FIND-DEF">H83H_VECTOR_ITU1_A</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU1_B.FIND-DEF">H83H_VECTOR_ITU1_B</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU1_OVER.FIND-DEF">H83H_VECTOR_ITU1_OVER</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU2_A.FIND-DEF">H83H_VECTOR_ITU2_A</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU2_B.FIND-DEF">H83H_VECTOR_ITU2_B</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU2_OVER.FIND-DEF">H83H_VECTOR_ITU2_OVER</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU3_A.FIND-DEF">H83H_VECTOR_ITU3_A</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU3_B.FIND-DEF">H83H_VECTOR_ITU3_B</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU3_OVER.FIND-DEF">H83H_VECTOR_ITU3_OVER</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU4_A.FIND-DEF">H83H_VECTOR_ITU4_A</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU4_B.FIND-DEF">H83H_VECTOR_ITU4_B</a>:
    <b>case</b> <a href="H83H_VECTOR_ITU4_OVER.FIND-DEF">H83H_VECTOR_ITU4_OVER</a>:
         <a href="#hrdi_UnregITU">hrdi_UnregITU</a>(Vector);     <font color="#6920ac">/* timer channel */</font>
         <b>break</b>;
    <b>case</b> <a href="H83H_VECTOR_DMAC0_0A.FIND-DEF">H83H_VECTOR_DMAC0_0A</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC0_0B.FIND-DEF">H83H_VECTOR_DMAC0_0B</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC0_1A.FIND-DEF">H83H_VECTOR_DMAC0_1A</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC0_1B.FIND-DEF">H83H_VECTOR_DMAC0_1B</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC1_5F2A.FIND-DEF">H83H_VECTOR_DMAC1_2A</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC1_2B.FIND-DEF">H83H_VECTOR_DMAC1_2B</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC1_5F3A.FIND-DEF">H83H_VECTOR_DMAC1_3A</a>:
    <b>case</b> <a href="H83H_VECTOR_DMAC1_3B.FIND-DEF">H83H_VECTOR_DMAC1_3B</a>:
         <a href="#hrdi_UnregDMA">hrdi_UnregDMA</a>(Vector);     <font color="#6920ac">/* DMA controller */</font> 
         <b>break</b>;
    <b>case</b> <a href="H83H_VECTOR_SCI0_ERR.FIND-DEF">H83H_VECTOR_SCI0_ERR</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI0_RX.FIND-DEF">H83H_VECTOR_SCI0_RX</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI0_TX.FIND-DEF">H83H_VECTOR_SCI0_TX</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI0_END.FIND-DEF">H83H_VECTOR_SCI0_END</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI1_ERR.FIND-DEF">H83H_VECTOR_SCI1_ERR</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI1_RX.FIND-DEF">H83H_VECTOR_SCI1_RX</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI1_TX.FIND-DEF">H83H_VECTOR_SCI1_TX</a>:
    <b>case</b> <a href="H83H_VECTOR_SCI1_END.FIND-DEF">H83H_VECTOR_SCI1_END</a>:
         <a href="#hrdi_UnregSCI">hrdi_UnregSCI</a>(Vector);     <font color="#6920ac">/* serial controller */</font>
         <b>break</b>;
    <b>case</b> <a href="H83H_VECTOR_AD_END.FIND-DEF">H83H_VECTOR_AD_END</a>:
         <a href="#hrdi_UnregAD">hrdi_UnregAD</a>();            <font color="#6920ac">/* A/D converter */</font>
         <b>break</b>;
    <font color="blue"><b>default</b>:</font>                        <font color="#6920ac">/* all reserved interrupt sources */</font>
         <b>break</b>;
    }
    <b>return</b>;

<font color="#6920ac">/************************
 *  EXCEPTION HANDLING  *
 ************************/</font>

    <font color="#6920ac">/* None */</font>
}

<font color="#6920ac">/*
 * hrdi_Mask
 *
 *      ---------------------------------------------
 *      GI_enabMask     | Hardware Interrupt Sources
 *      bits            |
 *      ----------------+----------------------------
 *      0  -  7         | IRQn, where n=0-7
 *      8               | WOVI (watchdog timer)
 *      9               | CMI (refresh controller)
 *      ----------------+----------------------------
 *      10 - 13         | DMAC group 0
 *      14 - 17         | DMAC group 1
 *      18 - 21         | SCI Channel 0
 *      22 - 25         | SCI Channel 1
 *      26              | A/D
 *      ----------------+----------------------------
 *      27              | ITU channel 0
 *      28              | ITU channel 1
 *      29              | ITU channel 2
 *      30              | ITU channel 3
 *      31              | ITU channel 4
 *      -------------------------------------------
 */</font>
<i>static</i> <i>hrdi_Mask_t</i> hrdi_MaskITU_g[22]= {
        0x00000000l,        <font color="#6920ac">/* Reserved 22  */</font>
        0x00000000l,        <font color="#6920ac">/* Reserved 23  */</font>
        0x08000000l,        <font color="#6920ac">/* IMIA0        */</font>
        0x08000000l,        <font color="#6920ac">/* IMIB0        */</font>
        0x08000000l,        <font color="#6920ac">/* OVI0         */</font>
        0x00000000l,        <font color="#6920ac">/* Reserved 27  */</font>
        0x10000000l,        <font color="#6920ac">/* IMIA1        */</font>
        0x10000000l,        <font color="#6920ac">/* IMIB1        */</font>
        0x10000000l,        <font color="#6920ac">/* OVI1         */</font>
        0x00000000l,        <font color="#6920ac">/* Reserved 31  */</font>
        0x20000000l,        <font color="#6920ac">/* IMIA2        */</font>
        0x20000000l,        <font color="#6920ac">/* IMIB2        */</font>
        0x20000000l,        <font color="#6920ac">/* OVI2         */</font>
        0x00000000l,        <font color="#6920ac">/* Reserved 35  */</font>
        0x40000000l,        <font color="#6920ac">/* IMIA3        */</font>
        0x40000000l,        <font color="#6920ac">/* IMIB3        */</font>
        0x40000000l,        <font color="#6920ac">/* OVI3         */</font>
        0x00000000l,        <font color="#6920ac">/* Reserved 39  */</font>
        0x80000000l,        <font color="#6920ac">/* IMIA4        */</font>
        0x80000000l,        <font color="#6920ac">/* IMIB4        */</font>
        0x80000000l,        <font color="#6920ac">/* OVI4         */</font>
        0x00000000l         <font color="#6920ac">/* Reserved 43  */</font>
};
<font size="+1">
<i>hrdi_Mask_t</i> <b><font color="azure1"><a name="hrdi_Mask">hrdi_Mask</a></font></b>(<i>hrdi_Vector_t</i> Vector_a)
{</font>
<font color="#6920ac">/*********************
 *  LOCAL VARIABLES  *
 *********************/</font>

    <font color="#6920ac">/* None */</font>

<font color="#6920ac">/*********************
 *  PROCEDURE LOGIC  *
 *********************/</font>

    <b>if</b> (Vector_a &lt; <a href="H83H_VECTOR_INT0.FIND-DEF">H83H_VECTOR_INT0</a> || Vector_a &gt; <a href="H83H_VECTOR_AD_END.FIND-DEF">H83H_VECTOR_AD_END</a>)
        <font color="#6920ac">/* vector number is out of range */</font>
        <b>return</b> 0ul;

    <b>if</b> (Vector_a &lt;= <a href="H83H_VECTOR_REFRESH.FIND-DEF">H83H_VECTOR_REFRESH</a>)
        <b>return</b> 0x1ul&lt;&lt;(Vector_a - <a href="H83H_VECTOR_INT0.FIND-DEF">H83H_VECTOR_INT0</a>);

    <b>if</b> (Vector_a &gt;= <a href="H83H_VECTOR_DMAC0_0A.FIND-DEF">H83H_VECTOR_DMAC0_0A</a>)
        <b>return</b> 0x1ul&lt;&lt;((Vector_a - <a href="H83H_VECTOR_DMAC0_0A.FIND-DEF">H83H_VECTOR_DMAC0_0A</a>) + 10);

    <b>return</b> hrdi_MaskITU_g[Vector_a-<a href="H83H_VECTOR_RESERVED_22.FIND-DEF">H83H_VECTOR_RESERVED_22</a>];

<font color="#6920ac">/************************
 *  EXCEPTION HANDLING  *
 ************************/</font>

    <font color="#6920ac">/* None */</font>
}
<font size="+1">
<i>hrdi_Mask_t</i> <b><font color="azure1"><a name="hrdi_Disable">hrdi_Disable</a></font></b>(<i>hrdi_Mask_t</i> Mask_a)
{</font>
<font color="#6920ac">/*********************
 *  LOCAL VARIABLES  *
 *********************/</font>

    <a href="CRTX_REG_1.FIND-DEF">CRTX_REG_1</a> <i>hrdi_GlobalIntrCookie_t</i>  Cookie;

<font color="#6920ac">/*********************
 *  PROCEDURE LOGIC  *
 *********************/</font>

    Cookie = <a href="hrdi_GlobalIntrDisable.FIND-FUNC">hrdi_GlobalIntrDisable</a>();

    Mask_a &amp;= hrdi_Environ_g.Defined;   <font color="#6920ac">/* mask out not registerd vectors */</font>
    Mask_a &amp;= hrdi_Environ_g.Enabled;   <font color="#6920ac">/* mask out disabled vectors */</font>

    hrdi_Environ_g.Enabled &amp;= ~Mask_a;  <font color="#6920ac">/* disable interrupts */</font>

    <a href="H83H_IER.FIND-DEF">H83H_IER</a> &amp;= ~(<i>crtx_Byte_t</i>)(Mask_a &amp; 0xFF);

    <b>if</b> ((Mask_a &amp; 0xFFFFFF00) != 0ul)
    {
        <font color="#6920ac">/* global interrupts shall be disabled */</font>
        Cookie |= 0xC0;
    }

    <a href="hrdi_GlobalIntrEnable.FIND-FUNC">hrdi_GlobalIntrEnable</a>(Cookie);

    <b>return</b> Mask_a;

<font color="#6920ac">/************************
 *  EXCEPTION HANDLING  *
 ************************/</font>

    <font color="#6920ac">/* None */</font>
}
<font size="+1">
<i>crtx_Void_t</i> <b><font color="azure1"><a name="hrdi_Enable">hrdi_Enable</a></font></b>(<i>hrdi_Mask_t</i> Mask_a)
{</font>
<font color="#6920ac">/*********************
 *  LOCAL VARIABLES  *
 *********************/</font>

    <a href="CRTX_REG_1.FIND-DEF">CRTX_REG_1</a> <i>hrdi_GlobalIntrCookie_t</i>  Cookie;

<font color="#6920ac">/*********************
 *  PROCEDURE LOGIC  *
 *********************/</font>

    Cookie = <a href="hrdi_GlobalIntrDisable.FIND-FUNC">hrdi_GlobalIntrDisable</a>();

    Mask_a &amp;= hrdi_Environ_g.Defined;   <font color="#6920ac">/* mask out not registerd vectors */</font>

    hrdi_Environ_g.Enabled |= Mask_a;   <font color="#6920ac">/* enable interrupts */</font>

    <a href="H83H_IER.FIND-DEF">H83H_IER</a> |= (<i>crtx_Byte_t</i>)(Mask_a &amp; 0xFF);

    <b>if</b> (((hrdi_Environ_g.Enabled ^ hrdi_Environ_g.Defined) &amp; 0xFFFFFF00) == 0)
    {
        <b>if</b> (hrdi_Environ_g.GlobalCounter == 0)
        {
            <font color="#6920ac">/* we are going to enable global interrupts */</font>
            Cookie &amp;= 0x3F;
        }
    }

    <a href="hrdi_GlobalIntrEnable.FIND-FUNC">hrdi_GlobalIntrEnable</a>(Cookie);

    <b>return</b>;

<font color="#6920ac">/************************
 *  EXCEPTION HANDLING  *
 ************************/</font>

    <font color="#6920ac">/* None */</font>
}
<font size="+1">
<i>crtx_Mask_t</i> <b><font color="azure1"><a name="hrdi_SetLisrIntrMask">hrdi_SetLisrIntrMask</a></font></b>(<i>crtx_Mask_t</i> Mask_a)
{</font>
<font color="#6920ac">/*********************
 *  LOCAL VARIABLES  *
 *********************/</font>

    <font color="#6920ac">/* None */</font>

<font color="#6920ac">/*********************
 *  PROCEDURE LOGIC  *
 *********************/</font>

    <font color="#6920ac">/* 
     * assume global interrupts are disabled on entry and may be re-enabled 
     * on return 
     */</font>

    Mask_a &amp;= hrdi_Environ_g.Defined;   <font color="#6920ac">/* mask out not registerd vectors */</font>
    Mask_a &amp;= hrdi_Environ_g.Enabled;   <font color="#6920ac">/* mask out disabled vectors */</font>

    hrdi_Environ_g.Enabled &amp;= ~Mask_a;  <font color="#6920ac">/* disable interrupts */</font>

    <a href="H83H_IER.FIND-DEF">H83H_IER</a> &amp;= ~(<i>crtx_Byte_t</i>)(Mask_a &amp; 0xFF);

    <b>if</b> ((Mask_a &amp; 0xFFFFFF00) == 0ul)
    {
        <font color="#6920ac">/* global interrupts shall be enabled */</font>
        <a href="hrdi_GlobalIntrEnable.FIND-FUNC">hrdi_GlobalIntrEnable</a>(0x0);
    }

    <b>return</b> Mask_a;

<font color="#6920ac">/************************
 *  EXCEPTION HANDLING  *
 ************************/</font>

    <font color="#6920ac">/* None */</font>
}
<font size="+1">
<i>crtx_Void_t</i> <b><font color="azure1"><a name="hrdi_RestoreLisrIntrMask">hrdi_RestoreLisrIntrMask</a></font></b>(<i>crtx_Mask_t</i> Mask_a)
{</font>
<font color="#6920ac">/*********************
 *  LOCAL VARIABLES  *
 *********************/</font>

    <a href="CRTX_REG_1.FIND-DEF">CRTX_REG_1</a> <i>hrdi_GlobalIntrCookie_t</i>  Cookie;

<font color="#6920ac">/*********************
 *  PROCEDURE LOGIC  *
 *********************/</font>

    Cookie = <a href="hrdi_GlobalIntrDisable.FIND-FUNC">hrdi_GlobalIntrDisable</a>();