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📄 基于arm的fpga加载配置实现-技术支持-龙人计算机嵌入式-arm.mht

📁 ARM加载FPGA.实现ARM和FPGA之间的正确通信
💻 MHT
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=C6=F7=A3=AC=D2=F2=B4=CBFPGA=D4=DA=C9=CF=B5=E7=D6=AE=BA=F3=A3=AC=CD=E2=B2=
=BF=B5=E7=C2=B7=D0=E8=D2=AA=BD=AB=C5=E4=D6=C3=CA=FD=BE=DD=D6=D8=D0=C2=D4=D8=
=C8=EB=B5=BD=C6=AC=C4=DA=B5=C4=C5=E4=D6=C3RAM=D6=D0=A1=A3=D4=DA=D0=BE=C6=AC=
=C5=E4=D6=C3=CD=EA=B3=C9=BA=F3=A3=AC=C4=DA=B2=BF=B5=C4=BC=C4=B4=E6=C6=F7=D2=
=D4=BC=B0I/O=B9=DC=BD=C5=B1=D8=D0=EB=BD=F8=D0=D0=B3=F5=CA=BC=BB=AF=A1=A3=B5=
=C8=B3=F5=CA=BC=BB=AF=CD=EA=B3=C9=D2=D4=BA=F3=A3=AC=D0=BE=C6=AC=B2=C5=BB=E1=
=B0=B4=D5=D5=D3=C3=BB=A7=C9=E8=BC=C6=B5=C4=B9=A6=C4=DC=D5=FD=B3=A3=B9=A4=D7=
=F7=A1=A3=A1=A1</P>
            <P>=A1=A1=A1=A11.2=C5=E4=D6=C3=B7=BD=CA=BD</P>
            <P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=20
            =
=B8=F9=BE=DDFPGA=D4=DA=C5=E4=D6=C3=B5=E7=C2=B7=D6=D0=B5=C4=BD=C7=C9=AB=A3=
=AC=C6=E4=C5=E4=D6=C3=CA=FD=BE=DD=BF=C9=D2=D4=CA=B9=D3=C33=D6=D6=B7=BD=CA=
=BD=D4=D8=C8=EB=B5=BD=C4=BF=B1=EA=C6=F7=BC=FE=D6=D0:</P>
            =
<P>=A1=A4FPGA=D6=F7=B6=AF=A3=A8Active=A3=A9=B7=BD=CA=BD=A3=BB</P>
            <P>=A1=A4FPGA =
=B1=BB=B6=AF=A3=A8Passive=A3=A9=B7=BD=CA=BD=A3=BB</P>
            <P>=A1=A4JT&nbsp;&nbsp; <BR>AG =B7=BD=CA=BD=A3=BB</P>
            <P>=A1=A1=A1=A1=D4=DAFPGA=20
            =
=D6=F7=B6=AF=B7=BD=CA=BD=CF=C2=A3=AC=D3=C9=C4=BF=B1=EAFPGA=C0=B4=D6=F7=B6=
=AF=CA=E4=B3=F6=BF=D8=D6=C6=BA=CD=CD=AC=B2=BD=D0=C5=BA=C5=A3=A8=B0=FC=C0=A8=
=C5=E4=D6=C3=CA=B1=D6=D3=A3=A9=B8=F8=D7=A8=D3=C3=B5=C4=D2=BB=D6=D6=B4=AE=D0=
=D0=C5=E4=D6=C3=D0=BE=C6=AC=A3=AC=D4=DA=C5=E4=D6=C3=D0=BE=C6=AC=CA=D5=B5=BD=
=C3=FC=C1=EE=BA=F3=A3=AC=BE=CD=B0=D1=C5=E4=D6=C3=CA=FD=BE=DD=B7=A2=B5=BDF=
PGA=A3=AC=CD=EA=B3=C9=C5=E4=D6=C3=B9=FD=B3=CC=A1=A3=D4=DA=B1=BB=B6=AF=B7=BD=
=CA=BD=CF=C2=A3=AC=D3=C9=CF=B5=CD=B3=D6=D0=B5=C4=C6=E4=CB=FB=C9=E8=B1=B8=B7=
=A2=C6=F0=B2=A2=BF=D8=D6=C6=C5=E4=D6=C3=B9=FD=B3=CC=A3=ACFPGA=D6=BB=CA=E4=
=B3=F6=D2=BB=D0=A9=D7=B4=CC=AC=D0=C5=BA=C5=C0=B4=C5=E4=BA=CF=C5=E4=D6=C3=B9=
=FD=B3=CC=A1=A3=B1=BB=B6=AF=B7=BD=CA=BD=B0=FC=C0=A8=B1=BB=B6=AF=B4=AE=D0=D0=
PS=A3=A8Passive=20
            Serial =
=A3=A9=A1=A2=BF=EC=CB=D9=B1=BB=B6=AF=B2=A2=D0=D0FPP=A3=A8Fast Passive =
Parallel=A3=A9=A1=A2=B1=BB=B6=AF=B2=A2=D0=D0=CD=AC=B2=BDPPS=A3=A8Passive =
Parallel=20
            =
Serial=A3=A9=A1=A2=B1=BB=B6=AF=B2=A2=D0=D0=D2=EC=B2=BDPPA=A3=A8Passive =
Parallel =
Asynchronous=A3=A9=A1=A2=D2=D4=BC=B0=B1=BB=B6=AF=B4=AE=D0=D0=D2=EC=B2=BDP=
SA=A3=A8Passive=20
            Serial Asynchronous=A3=A9=A1=A3JTAG=CA=C7IEEE=20
            =
1149.1=B1=DF=BD=E7=C9=A8=C3=E8=B2=E2=CA=D4=B5=C4=B1=EA=D7=BC=BD=D3=BF=DA=A1=
=A3=B4=D3JTAG=BD=D3=BF=DA=BD=F8=D0=D0=C5=E4=D6=C3=BF=C9=D2=D4=CA=B9=D3=C3=
Altera=B5=C4=CF=C2=D4=D8=B5=E7=C0=C2=A3=AC=CD=A8=B9=FDQuartus=B9=A4=BE=DF=
=CF=C2=D4=D8=A3=AC=D2=B2=BF=C9=D2=D4=B2=C9=D3=C3=CE=A2=B4=A6=C0=ED=C6=F7=C0=
=B4=C4=A3=C4=E2JTAG=CA=B1=D0=F2=BD=F8=D0=D0=C5=E4=D6=C3=A1=A3</P>
            <P>=A1=A1=A1=A12=D3=B2=BC=FE=B5=E7=C2=B7=C9=E8=BC=C6</P>
            =
<P>=A1=A1=A1=A1AT91ARM9200=B6=D4EP1C6=C5=E4=D6=C3=B5=C4=D3=B2=BC=FE=B5=E7=
=C2=B7=CA=BE=D2=E2=CD=BC=C8=E7=CD=BC=A3=B1=CB=F9=CA=BE=A1=A3</P>
            =
<P>=A1=A1=A1=A1=D4=DA=C5=E4=D6=C3FPGA=CA=B1=A3=AC=CA=D7=CF=C8=D0=E8=D2=AA=
=BD=AB=C4=EAnCONFIG=C0=AD=B5=CD=A3=A8=D6=C1=C9=D940us=A3=A9,=20
            =
=C8=BB=BA=F3=C0=AD=B8=DF=A1=A3=B5=B1nCONFIG=B1=BB=C0=AD=B8=DF=BA=F3=A3=AC=
FPGA=B5=C4nSTATUS=D2=B2=BD=AB=B1=E4=B8=DF=A3=AC=B1=ED=CA=BE=D5=E2=CA=B1=D2=
=D1=BE=AD=BF=C9=D2=D4=BF=AA=CA=BC=C5=E4=D6=C3=A3=AC=CD=E2=B2=BF=B5=E7=C2=B7=
=BE=CD=BF=C9=D2=D4=D3=C3DCLK=B5=C4=CA=B1=D6=D3=C9=CF=C9=FD=D1=D8=D2=BB=CE=
=BB=D2=BB=CE=BB=B5=D8=BD=AB=C5=E4=D6=C3=CA=FD=BE=DD=D0=B4=BD=F8FPGA=D6=D0=
=A1=A3=B5=B1=D7=EE=BA=F3=D2=BB=B8=F6=B1=C8=CC=D8=CA=FD=BE=DD=D0=B4=C8=EB=D2=
=D4=BA=F3=A3=ACCONFIG_DONE=B9=DC=BD=C5=B1=BBFPGA=CA=CD=B7=C5=A3=AC=B1=BB=CD=
=E2=B2=BF=B5=C4=C9=CF=C0=AD=B5=E7=D7=E8=C0=AD=B8=DF=A3=ACFPGA=CB=E6=BC=B4=
=BD=F8=C8=EB=B3=F5=CA=BC=BB=AF=D7=B4=CC=AC=A1=A3</P>
            <P>&nbsp;</P>
            <P>=A1=A1=A1=A1=CD=BC 1 =
ARM=C5=E4=D6=C3FPGA=B5=E7=C2=B7=D4=AD=C0=ED=CD=BC</P>
            <P>=A1=A1=A1=A13=C8=ED=BC=FE=C9=E8=BC=C6</P>
            <P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
=B1=BE=CE=C4=D4=DA=C9=E8=BC=C6=CA=B1=CA=B9=D3=C3Linux=CF=B5=CD=B3=A3=AC=C8=
=ED=BC=FE=B1=E0=D0=B4=BA=CD=B5=F7=CA=D4=CA=C7=D4=DAADS=20
            =CF=C2=A1=A3=D6=F7=D2=AA=B3=CC=D0=F2=C8=E7=CF=C2=A3=BA</P>
            <P>static AT91PS_PIO pioc;</P>
            <P>inline void pioc_out_0 (int mask)</P>
            <P>{</P>
            <P>=A1=A1=A1=A1pioc-&gt;PIO_CODR =3D mask;</P>
            <P>}</P>
            <P>inline void pioc_out_1 (int mask)</P>
            <P>{</P>
            <P>=A1=A1=A1=A1pioc-&gt;PIO_SODR =3D mask;</P>
            <P>}</P>
            <P>inline int pioc_in (int mask)</P>
            <P>{</P>
            <P>=A1=A1=A1=A1return pioc-&gt;PIO_PDSR &amp; mask;</P>
            <P>}</P>
            <P>inline void xmit_byte (char c)</P>
            <P>{</P>
            <P>=A1=A1=A1=A1int i;</P>
            <P>=A1=A1=A1=A1for (i =3D 0; i &lt; 8; i++)</P>
            <P>=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1if (c &amp; 1)</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1pioc=
_out_1 (DATA0);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1else</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1pioc=
_out_0 (DATA0);</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1pioc=
_out_0 (DCLK);</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1pioc=
_out_1 (DCLK);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1c &gt;&gt;=3D 1;</P>
            <P>=A1=A1=A1=A1=A1=A1}</P>
            <P>}</P>
            <P>&nbsp;</P>
            <P>void pioc_setup ()</P>
            <P>{</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_PER=A1=A1=A1=A1 =3DDATA0 | =
nCONFIG | DCLK | nSTATUS |=20
            CONF_DONE;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_OER=A1=A1=A1=A1 =3DDATA0 | =
nCONFIG | DCLK;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_ODR=A1=A1=A1=A1 =3DnSTATUS =
| CONF_DONE;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_IFER=A1=A1=A1=A1 =
=3DnSTATUS | CONF_DONE;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_CODR=A1=A1=A1=A1 =3DDATA0 =
| nCONFIG | DCLK; </P>
            <P>&nbsp;pioc-&gt;PIO_IDR=A1=A1=A1=A1=A1=A1=3DDATA0 | =
nCONFIG | DCLK | nSTATUS |=20
            CONF_DONE; </P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_MDDR =3DDATA0 | nCONFIG | =
DCLK;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_PPUDR=A1=A1=3DDATA0 | =
nCONFIG | DCLK | nSTATUS |=20
            CONF_DONE;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc-&gt;PIO_OWDR =3DDATA0 | nCONFIG | =
DCLK | nSTATUS |=20
            CONF_DONE;</P>
            <P>}</P>
            <P>int pioc_map ()</P>
            <P>{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1int fd;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1off_t addr =3D =
0xFFFFF800;=A1=A1=A1=A1 // PIO controller C</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1static void *base;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1if ((fd =3D open ("/dev/mem", =
O_RDWR | O_SYNC)) =3D=3D -1)</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1printf ("Cannot =
open /dev/mem.\n");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1&nbsp;&nbsp; =
<BR>return 0;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1printf ("/dev/mem =
opened.\n");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1base =3D mmap (0, MAP_SIZE, =
PROT_READ|PROT_WRITE, MAP_SHARED,=20
            fd, addr &amp; ~MAP_MASK);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1if (base =3D=3D (void *) -1)</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1printf ("Cannot mmap.\n");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return 0;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1printf ("Memory mapped at address =
%p.\n", base);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1pioc =3D base + (addr &amp; =
MAP_MASK);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1return 1;</P>
            <P>}</P>
            <P>int main (int argc, char **argv)</P>
            <P>{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1FILE *file;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1char data[16];</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1int nbytes, i;?</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1if (argc !=3D 2)</P>
            <P>=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1printf ("%s \n", =
argv[0]);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return -1;</P>
            <P>=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1file =3D fopen (argv[1], =
"r");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1if (!file)</P>
            <P>=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1printf ("File =
%s not found.\n", argv[1]);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return -1;</P>
            <P>=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1if (!pioc_map ())</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return =
-1;</P>
            <P>=A1=A1=A1=A1=A1=A1pioc_setup ();</P>
            <P>=A1=A1=A1=A1=A1=A1pioc_out_0 (nCONFIG);</P>
            <P>=A1=A1=A1=A1=A1=A1for (i =3D 0; i &lt; 10000 &amp;&amp; =
pioc_in (nSTATUS); i++) {=20
            }</P>
            <P>=A1=A1=A1=A1=A1=A1if (i =3D=3D 10000)</P>
            <P>=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1printf =
("nSTATUS =3D 1 before attempting=20
            configuration.\n");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return -1;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1pioc_out_1 (nCONFIG);</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1for (i =3D 0; i &lt; 10000 =
&amp;&amp; !pioc_in (nSTATUS); i++)=20
            { }</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1if (i =3D=3D 10000)</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1printf ("Timeout waiting for =
nSTATUS =3D 1.\n");</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1return -1;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1while ((nbytes =3D fread (data, =
sizeof (char), sizeof (data),=20
            file)) &gt; 0)</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1if (pioc_in =
(CONF_DONE))</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=
=A1=A1printf ("CONF_DONE =3D 1 while transmitting=20
            data.\n");</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=
=A1=A1return -1;</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1if =
(!pioc_in (nSTATUS))</P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1{</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1prin=
tf ("nSTATUS =3D 0 while transmitting data.\n");</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1retu=
rn -1 </P>
            <P>=A1=A1=A1=A1=A1=A1} </P>
            <P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1for (i =
=3D 0; i &lt; nbytes; i++)</P>
            =
<P>=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=A1=
=A1=A1xmit_byte (data[i]);</P>
            <P>=A1=A1=A1=A1=A1=A1}</P>
            <P>=A1=A1=A1=A1=A1=A1for (i =3D 0; i &lt; 10000 &amp;&amp; =
!pioc_in (CONF_DONE);=20
            i++)</P>
            <P>=A1=A1=A1=A1=A1=A1{</P>
12345

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