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authorJosh Blum <josh@joshknows.com>2010-01-22 16:00:45 -0800
committerJosh Blum <josh@joshknows.com>2010-01-22 16:00:45 -0800
commit8b377a9d6d0ad281474a8dbff49ea3b093178b28 (patch)
tree8e3c7a1b60f96df6e2140666d3b7afa5166d885d /usrp2/opencores/spi_boot/sw/misc
parente92d36dcfe02afaedec348f2d8fc4523fb4e633b (diff)
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moved into subdir
Diffstat (limited to 'usrp2/opencores/spi_boot/sw/misc')
-rw-r--r--usrp2/opencores/spi_boot/sw/misc/CVS/Entries2
-rw-r--r--usrp2/opencores/spi_boot/sw/misc/CVS/Repository1
-rw-r--r--usrp2/opencores/spi_boot/sw/misc/CVS/Root1
-rw-r--r--usrp2/opencores/spi_boot/sw/misc/CVS/Template0
-rw-r--r--usrp2/opencores/spi_boot/sw/misc/bit_reverse.c74
5 files changed, 78 insertions, 0 deletions
diff --git a/usrp2/opencores/spi_boot/sw/misc/CVS/Entries b/usrp2/opencores/spi_boot/sw/misc/CVS/Entries
new file mode 100644
index 000000000..e46425fde
--- /dev/null
+++ b/usrp2/opencores/spi_boot/sw/misc/CVS/Entries
@@ -0,0 +1,2 @@
+/bit_reverse.c/1.1/Sun May 21 11:58:00 2006/-ko/
+D
diff --git a/usrp2/opencores/spi_boot/sw/misc/CVS/Repository b/usrp2/opencores/spi_boot/sw/misc/CVS/Repository
new file mode 100644
index 000000000..0519f4b59
--- /dev/null
+++ b/usrp2/opencores/spi_boot/sw/misc/CVS/Repository
@@ -0,0 +1 @@
+spi_boot/sw/misc
diff --git a/usrp2/opencores/spi_boot/sw/misc/CVS/Root b/usrp2/opencores/spi_boot/sw/misc/CVS/Root
new file mode 100644
index 000000000..44b2aa23b
--- /dev/null
+++ b/usrp2/opencores/spi_boot/sw/misc/CVS/Root
@@ -0,0 +1 @@
+:pserver:anonymous@cvs.opencores.org:/cvsroot/anonymous
diff --git a/usrp2/opencores/spi_boot/sw/misc/CVS/Template b/usrp2/opencores/spi_boot/sw/misc/CVS/Template
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/usrp2/opencores/spi_boot/sw/misc/CVS/Template
diff --git a/usrp2/opencores/spi_boot/sw/misc/bit_reverse.c b/usrp2/opencores/spi_boot/sw/misc/bit_reverse.c
new file mode 100644
index 000000000..9defb106a
--- /dev/null
+++ b/usrp2/opencores/spi_boot/sw/misc/bit_reverse.c
@@ -0,0 +1,74 @@
+// Altera requires configuration bytes to be sent LSB first but the
+// SD Card reads bytes MSB first
+// This code reverses the bits of the altera bitstream so
+// it will come out correct when read from the SD card
+// $Log: bit_reverse.c,v $
+// Revision 1.1 2006/01/06 14:44:17 mbl
+// initial version
+//
+
+
+
+#include "stdio.h"
+#include "string.h"
+
+FILE* fileOut;
+FILE* fileIn;
+
+void outIOerror(char* pfn);
+void inIOerror(char* pfn);
+
+int main(int argc, char* arg[])
+{
+ unsigned char input, output;
+ unsigned char in_mask, out_mask;
+ int i;
+
+ fileOut = fopen(arg[2],"wb");
+ if (fileOut == NULL)
+ {
+ outIOerror(arg[2]);
+ exit(-1);
+ }
+
+ printf("Opening input file %s\n", arg[1]);
+ fileIn = fopen(arg[1],"rb");
+ if (fileIn == NULL)
+ {
+ inIOerror(arg[1]);
+ exit(-1);
+ }
+
+ while (!feof(fileIn) && fgets((char*)&input, 2 ,fileIn) != NULL)
+ {
+ in_mask = 1;
+ out_mask = 0x80;
+ output = 0;
+
+ for ( i=0; i < 8; ++i )
+ {
+ if (input & in_mask)
+ {
+ output |= out_mask;
+ }
+ out_mask = out_mask >> 1;
+ in_mask = in_mask << 1;
+ }
+ fwrite((void*)&output,sizeof(char),1,fileOut);
+ }
+
+ fclose(fileIn);
+ fclose(fileOut);
+ printf("\n%s has been created\n", arg[2]);
+ exit(0);
+}
+
+void outIOerror(char *pfn)
+{
+ printf("I/O Error while writing to file=%s\n",pfn);
+}
+
+void inIOerror(char *pfn)
+{
+ printf("I/O Error while reading file=%s\n",pfn);
+}