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Fix some errors on silkscreen layer

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This commit is contained in:
Carlos Camargo
2010-08-06 09:00:25 -05:00
parent f95025de7c
commit 6c92e7996e
16 changed files with 23046 additions and 22979 deletions
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25
Examples/sram/src/jz47xx_mmap.c
View File

@@ -37,3 +37,28 @@ jz_mmap (off_t address)
return pio;
}
void *
jz_fpga_map (off_t address)
{
int fd;
void *fpga;
if ((fd = open ("/dev/mem", O_RDWR | O_SYNC)) == -1)
{
fprintf (stderr, "Cannot open /dev/mem.\n");
return 0;
}
fpga = (void *) mmap (0, FPGA_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, address);
if (fpga == (void *) -1)
{
fprintf (stderr, "Cannot mmap.\n");
return 0;
}
return fpga;
}

3
Examples/sram/src/jz47xx_mmap.h
View File

@@ -9,6 +9,9 @@
#include <sys/mman.h>
#define FPGA_SIZE (1 << 15)
void *jz_mmap (off_t address);
void *jz_fpga_map (off_t address);
#endif

34
Examples/sram/src/jz_init_sram.c
View File

@@ -19,6 +19,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include "jz47xx_gpio.h"
#include "jz47xx_mmap.h"
@@ -29,14 +30,14 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
int
main ()
{
int i,j;
int i;
JZ_PIO *pio;
JZ_REG *virt_addr;
int *virt_addr;
pio = jz_gpio_map (CS2_PORT);
jz_gpio_as_func (pio, CS2_PIN, 0);
virt_addr = (JZ_REG *) jz_mmap (0x13010000) + 0x18;
virt_addr = (int *) jz_mmap (0x13010000) + 0x18;
if (*virt_addr != 0xFFF7700)
{ // 0 WS, 8 bits
@@ -46,20 +47,29 @@ main ()
else
printf ("CS3, already configured\n");
virt_addr = (JZ_REG *) jz_mmap (0x15000000);
virt_addr = (int *) jz_fpga_map (0x15000000);
for (i = 0; i < 255; i++)
{
virt_addr[i] = i;
}
printf ("Writing Memory..\n");
srand48(0x3c);
for (i = 0; i < FPGA_SIZE/4; i++)
virt_addr[i] = (lrand48() & 0x00ff);
printf ("Reading Memory..\n");
for (i = 0; i < 255; i++)
{
j = virt_addr[i];
printf ("%X = %X\n", i, j);
srand48(0x3c);
for (i = 0; i < FPGA_SIZE/4; i++){
printf("%X\n", virt_addr[i]);
if (virt_addr[i] != (lrand48() & 0x00ff)){
printf ("FPGA - Xburst connection test failed on Address:0x%x\n", i);
return 1; /* Error */
}
}
printf ("%d\n", i);
printf ("FPGA - Xburst connection test passed\n");
return 0;
}