[Armadeus-commitlog] armadeus branch, master, updated. release-3.2-96-g9ed2344
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[Armadeus-commitlog] armadeus branch, master, updated. release-3.2-96-g9ed2344
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From: Fabien M <fa...@us...> - 2010-01-07 16:28:50
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- Log -----------------------------------------------------------------
commit 9ed2344b0fc2883f1abb1303dcaba2ae6fc3e41f
Author: Fabien Marteau <fab...@ar...>
Date: Thu Jan 7 17:11:41 2010 +0100
[DEBUG] Adding imx-fpga communication testing program
-----------------------------------------------------------------------
Summary of changes:
target/linux/debug/imx-fpga-test/Makefile | 19 ++
target/linux/debug/imx-fpga-test/testcom.c | 272 ++++++++++++++++++++++++++++
2 files changed, 291 insertions(+), 0 deletions(-)
create mode 100644 target/linux/debug/imx-fpga-test/Makefile
create mode 100644 target/linux/debug/imx-fpga-test/testcom.c
diff --git a/target/linux/debug/imx-fpga-test/Makefile b/target/linux/debug/imx-fpga-test/Makefile
new file mode 100644
index 0000000..588d3a8
--- /dev/null
+++ b/target/linux/debug/imx-fpga-test/Makefile
@@ -0,0 +1,19 @@
+# Default values for local compiling:
+ARMADEUS_BASE_DIR=../../../..
+-include $(ARMADEUS_BASE_DIR)/Makefile.in
+
+STAGING_DIR:=$(ARMADEUS_BUILD_DIR)/staging_dir/
+INSTALL_DIR:=$(ARMADEUS_ROOTFS_DIR)/usr/local/bin
+INSTALL_DATA_DIR:=$(ARMADEUS_ROOTFS_DIR)/usr/share
+CC:=$(ARMADEUS_TOOLCHAIN_PATH)/arm-linux-gcc
+STRIP:=$(ARMADEUS_TOOLCHAIN_PATH)arm-linux-sstrip
+
+DEFINES=TARGET
+CFLAGS=-Wall -g -O0
+BINARY=testcom
+
+${BINARY}: testcom.c
+ ${CC} -Wall -O0 $< -o ${BINARY}
+
+clean:
+ rm ${BINARY}
diff --git a/target/linux/debug/imx-fpga-test/testcom.c b/target/linux/debug/imx-fpga-test/testcom.c
new file mode 100644
index 0000000..bcded2e
--- /dev/null
+++ b/target/linux/debug/imx-fpga-test/testcom.c
@@ -0,0 +1,272 @@
+/************************************************************************
+ * a program to test communication between imx and fpga
+ * 6 january 2010
+ *
+ * (c) Copyright 2010 Armadeus project
+ * Fabien Marteau <fab...@ar...>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ ***********************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+
+/* file management */
+#include <sys/stat.h>
+#include <fcntl.h>
+
+/* as name said */
+#include <signal.h>
+
+/* sleep, write(), read() */
+#include <unistd.h>
+
+/* converting string */
+#include <string.h>
+
+/* memory management */
+#include <sys/mman.h>
+
+/* time */
+#include <time.h>
+#include <sys/times.h>
+
+#define FPGA_ADDRESS (0xD6000000)
+#define FPGA_SIZE (0xffffff)
+
+#define FPGA
+
+#define RAM1_OFFSET (0x1000)
+#define RAM_SIZE (2048)
+#define RAM_SIZE_W (RAM_SIZE/2)
+#define MBYTE (1000000)
+
+#define ACCESS_NUMBER (2000*100)
+
+int write_2kB(void* ptr_fpga, void* tab)
+{
+ memcpy(ptr_fpga, tab, RAM_SIZE);
+ return 1;
+}
+
+int read_2kB(void* ptr_fpga, void *value)
+{
+ memcpy(value, ptr_fpga, RAM_SIZE);
+ return 1;
+}
+
+/* 32bits:int, 16bits:short, 8bits:char */
+#define TYPE unsigned int
+
+int main(int argc, char *argv[])
+{
+ int ffpga;
+ int i, j;
+ clock_t tick1, tick2;
+ float duration_s;
+ int tick;
+ TYPE * ptr_fpga;
+
+ unsigned short value_tab[RAM_SIZE_W];
+ unsigned short value_tab2[RAM_SIZE_W];
+
+ unsigned char value_tab_c[RAM_SIZE];
+ unsigned char value_tab2_c[RAM_SIZE];
+
+ unsigned int value_tab_i[RAM_SIZE_W/2];
+ unsigned int value_tab2_i[RAM_SIZE_W/2];
+
+ memset(value_tab, 0x55, RAM_SIZE);
+ memset(value_tab_c, 0x55, RAM_SIZE);
+ memset(value_tab_i, 0x55, RAM_SIZE);
+
+ value_tab[0] = 0x1234;
+ value_tab[1] = 0x5678;
+ value_tab[1023] = 0x9876;
+
+ value_tab_c[0] = 0x12;
+ value_tab_c[1] = 0x56;
+ value_tab_c[1023] = 0x98;
+
+ value_tab_i[0] = 0x12345678l;
+ value_tab_i[1] = 0x56789012l;
+ value_tab_i[1023] = 0x98765432l;
+
+#ifdef FPGA
+ printf("******************\n");
+ printf("* test on FPGA *\n");
+ printf("******************\n");
+ printf(" Please, do not forget to load BRAMtest IP (in firmware/BRAMtest/bin)\n");
+#else
+ printf("******************\n");
+ printf("* test on memory *\n");
+ printf("******************\n");
+#endif
+
+#ifdef FPGA
+ /* open memory map */
+ ffpga=open("/dev/mem",O_RDWR|O_SYNC);
+ if(ffpga<0){
+ printf("can't open file /dev/mem\n");
+ return -1;
+ }
+
+ /* map memory (all fpga domain)*/
+ ptr_fpga = mmap (0,FPGA_SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, ffpga, FPGA_ADDRESS);
+ if (ptr_fpga == MAP_FAILED)
+ {
+ printf ("mmap failed\n");
+ return -1;
+ }
+#else
+ ptr_fpga = (void *)malloc(RAM_SIZE*sizeof(unsigned char));
+ if(ptr_fpga == NULL)
+ {
+ printf("Error can't malloc memory\n");
+ exit(-1);
+ }
+#endif
+
+ printf("\n I - Testing communication with memcpy() and without check\n\n");
+ tick1 = times(NULL);
+ for (i=0; i < ACCESS_NUMBER; i++)
+ write_2kB(ptr_fpga, value_tab);
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+
+ printf("Wrote %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((ACCESS_NUMBER*RAM_SIZE)/duration_s)/MBYTE);
+
+ tick1 = times(NULL);
+ for (i=0; i < ACCESS_NUMBER; i++)
+ read_2kB(ptr_fpga, value_tab);
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+
+ printf("Read %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((ACCESS_NUMBER*RAM_SIZE)/duration_s)/MBYTE);
+
+ printf("\n II - Testing communication with memcpy() and check result\n\n");
+ tick1 = times(NULL);
+ for (i=0; i < ACCESS_NUMBER; i++)
+ {
+ write_2kB(ptr_fpga, value_tab);
+ read_2kB(ptr_fpga, value_tab2);
+ if(memcmp(value_tab, value_tab2, RAM_SIZE))
+ {
+ printf("Error: values read are not equal to values wrote\n");
+ }
+ }
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+
+ printf("This message is used to wake up max232, . . . . . , max232 awake.\n");
+ printf("Wrote then read %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((2*ACCESS_NUMBER*RAM_SIZE)/duration_s)/MBYTE);
+
+
+ printf("\n III- Testing communication with singles 16bits access (with check)\n\n");
+ tick1 = times(NULL);
+ for(i=0; i < ACCESS_NUMBER; i++)
+ for(j=0; j < RAM_SIZE_W; j++)
+ {
+ *((unsigned short *)ptr_fpga + j) = value_tab[j];
+ value_tab2[j] = *((unsigned short *)ptr_fpga + j);
+ if (value_tab[j] != value_tab2[j])
+ printf("Error value read %04X is different than value wrote %04X\n", value_tab2[j], value_tab[j]);
+ }
+ /* TODO */
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+ printf("This message is used to wake up max232, . . . . . , max232 awake.\n");
+ printf("Wrote then read %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((2*ACCESS_NUMBER*RAM_SIZE)/duration_s)/MBYTE);
+
+ printf("\n IV - Testing communication with singles 8bits access (with check)\n\n");
+
+ tick1 = times(NULL);
+ for(i=0; i < ACCESS_NUMBER; i++)
+ for(j=0; j < RAM_SIZE; j=j+2)
+ {
+ *((unsigned char *)ptr_fpga + j) = value_tab_c[j];
+ value_tab2_c[j] = *((unsigned char *)ptr_fpga + j);
+ if (value_tab_c[j] != value_tab2_c[j])
+ printf("Error value read %02X is different than value wrote %02X\n", value_tab2_c[j], value_tab_c[j]);
+ }
+ /* TODO */
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+ printf("This message is used to wake up max232, . . . . . , max232 awake.\n");
+ printf("Wrote then read %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE_W,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((2*ACCESS_NUMBER*RAM_SIZE_W)/duration_s)/MBYTE);
+
+ printf("\n V - Testing communication with singles 32bits access (with check)\n\n");
+ tick1 = times(NULL);
+ for(i=0; i < ACCESS_NUMBER; i++)
+ for(j=0; j < RAM_SIZE_W/2; j++)
+ {
+ *((unsigned int *)ptr_fpga + j) = value_tab_i[j];
+ value_tab2_i[j] = *((unsigned int *)ptr_fpga + j);
+ if (value_tab_i[j] != value_tab2_i[j])
+ printf("Error value read %08X is different than value wrote %08X\n", value_tab2_i[j], value_tab_i[j]);
+ }
+ /* TODO */
+ tick2 = times(NULL);
+ tick = (float)(tick2-tick1);
+ duration_s = tick/((float)CLK_TCK);
+ printf("This message is used to wake up max232, . . . . . , max232 awake.\n");
+ printf("Wrote then read %dx%d Bytes in %g sec\n",
+ ACCESS_NUMBER,
+ RAM_SIZE,
+ duration_s);
+
+ printf("Speed : %gMB/s\n",
+ (float)((2*ACCESS_NUMBER*RAM_SIZE)/duration_s)/MBYTE);
+
+
+ close(ffpga);
+ return 0;
+}
+
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