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-rw-r--r--.gitignore32
-rw-r--r--Makefile12
-rw-r--r--sdram.qsf4
-rw-r--r--sdram_mcu.qsys48
-rw-r--r--src/sdram.c54
5 files changed, 123 insertions, 27 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e5fb795
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,32 @@
+db
+incremental_db
+*.qws
+*.rpt
+*.bak
+*.pof
+*.sof
+*.done
+*.fit.summary
+*.jdi
+*.map.summary
+*.sta.summary
+*.sopcinfo
+script/
+*~
+src/*.elf
+src/*.objdump
+src/*.map
+bsp
+*.swp
+elf.flash
+sof.flash
+*.stamp
+src/Makefile
+src/obj
+*.pin
+.qsys_edit
+.sopc_builder
+*.bsf
+sdram_mcu/
+sdram_mcu.cmp
+sdram_mcu.html
diff --git a/Makefile b/Makefile
index 59a04ba..e6ee3a2 100644
--- a/Makefile
+++ b/Makefile
@@ -55,6 +55,17 @@ bsp.stamp:${SOPC_FILE}
/bin/rm -rf ${BSP_DIR}
mkdir -p ${BSP_DIR}
tools/wrap nios2-bsp ${BSP_TYPE} ${BSP_DIR} ${SOPC_FILE} ${NIOS2_BSP_ARGS} ${CPU_NAME}
+ tools/wrap nios2-bsp-update-settings --bsp-dir ${BSP_DIR} --settings bsp/settings.bsp \
+ --set hal.sys_clk_timer none \
+ --set hal.max_file_descriptors 4 \
+ --set hal.enable_c_plus_plus 0 \
+ --set hal.make.bsp_cflags_optimization -Os \
+ --set hal.enable_exit 0 \
+ --set hal.enable_small_c_library 1 \
+ --set hal.enable_clean_exit 0 \
+ --set hal.enable_reduced_device_drivers 1 \
+ --set hal.enable_lightweight_device_driver_api 1
+ tools/wrap nios2-bsp-generate-files --bsp-dir ${BSP_DIR} --settings bsp/settings.bsp
tools/wrap make -C ${BSP_DIR}
touch $@
@@ -89,4 +100,3 @@ clean:
-
diff --git a/sdram.qsf b/sdram.qsf
index 258bb76..1deea22 100644
--- a/sdram.qsf
+++ b/sdram.qsf
@@ -123,8 +123,8 @@ set_location_assignment PIN_161 -to dm9000_int
set_global_assignment -name PARTITION_NETLIST_TYPE SOURCE -section_id Top
set_global_assignment -name PARTITION_FITTER_PRESERVATION_LEVEL PLACEMENT_AND_ROUTING -section_id Top
set_global_assignment -name PARTITION_COLOR 16764057 -section_id Top
-set_global_assignment -name SEARCH_PATH db/ip/sdram_mcu/ -tag from_archive
-set_global_assignment -name SEARCH_PATH db/ip/sdram_mcu/submodules/ -tag from_archive
+set_global_assignment -name SEARCH_PATH sdram_mcu/synthesis/ -tag from_archive
+set_global_assignment -name SEARCH_PATH sdram_mcu/synthesis/submodules/ -tag from_archive
set_global_assignment -name STRATIX_DEVICE_IO_STANDARD "3.3-V LVTTL"
set_location_assignment PIN_108 -to vga_red[0]
set_location_assignment PIN_113 -to vga_red[1]
diff --git a/sdram_mcu.qsys b/sdram_mcu.qsys
index 0764db1..6de6dcb 100644
--- a/sdram_mcu.qsys
+++ b/sdram_mcu.qsys
@@ -24,7 +24,7 @@
{
datum baseAddress
{
- value = "155752";
+ value = "172128";
type = "String";
}
}
@@ -48,7 +48,7 @@
{
datum baseAddress
{
- value = "153600";
+ value = "169984";
type = "String";
}
}
@@ -69,7 +69,7 @@
{
datum baseAddress
{
- value = "151552";
+ value = "167936";
type = "String";
}
}
@@ -105,27 +105,27 @@
type = "int";
}
}
- element onchip_memory2_0.s1
+ element pio_0.s1
{
datum baseAddress
{
- value = "139264";
+ value = "172112";
type = "String";
}
}
- element timer_0.s1
+ element onchip_memory2_0.s1
{
datum baseAddress
{
- value = "155680";
+ value = "147456";
type = "String";
}
}
- element pio_0.s1
+ element timer_0.s1
{
datum baseAddress
{
- value = "155728";
+ value = "172064";
type = "String";
}
}
@@ -152,7 +152,7 @@
<parameter name="projectName" value="sdram.qpf" />
<parameter name="sopcBorderPoints" value="false" />
<parameter name="systemHash" value="1" />
- <parameter name="timeStamp" value="1381664019246" />
+ <parameter name="timeStamp" value="1381664865183" />
<parameter name="useTestBenchNamingPattern" value="false" />
<instanceScript></instanceScript>
<interface name="clk" internal="clk_0.clk_in" type="clock" dir="end" />
@@ -278,8 +278,8 @@
<parameter name="tightlyCoupledInstructionMaster1AddrWidth" value="1" />
<parameter name="tightlyCoupledInstructionMaster2AddrWidth" value="1" />
<parameter name="tightlyCoupledInstructionMaster3AddrWidth" value="1" />
- <parameter name="instSlaveMapParam"><![CDATA[<address-map><slave name='async_8bit_bus_adapter_0.avalon_slave' start='0x10000' end='0x20000' /><slave name='onchip_memory2_0.s1' start='0x22000' end='0x24000' /><slave name='nios2_qsys_0.jtag_debug_module' start='0x25000' end='0x25800' /><slave name='epcs_flash_controller_0.epcs_control_port' start='0x25800' end='0x26000' /><slave name='timer_0.s1' start='0x26020' end='0x26040' /><slave name='pio_0.s1' start='0x26050' end='0x26060' /></address-map>]]></parameter>
- <parameter name="dataSlaveMapParam"><![CDATA[<address-map><slave name='async_8bit_bus_adapter_0.avalon_slave' start='0x10000' end='0x20000' /><slave name='onchip_memory2_0.s1' start='0x22000' end='0x24000' /><slave name='nios2_qsys_0.jtag_debug_module' start='0x25000' end='0x25800' /><slave name='epcs_flash_controller_0.epcs_control_port' start='0x25800' end='0x26000' /><slave name='timer_0.s1' start='0x26020' end='0x26040' /><slave name='pio_0.s1' start='0x26050' end='0x26060' /><slave name='jtag_uart_0.avalon_jtag_slave' start='0x26068' end='0x26070' /></address-map>]]></parameter>
+ <parameter name="instSlaveMapParam"><![CDATA[<address-map><slave name='async_8bit_bus_adapter_0.avalon_slave' start='0x10000' end='0x20000' /><slave name='onchip_memory2_0.s1' start='0x24000' end='0x26EE0' /><slave name='nios2_qsys_0.jtag_debug_module' start='0x29000' end='0x29800' /><slave name='epcs_flash_controller_0.epcs_control_port' start='0x29800' end='0x2A000' /><slave name='timer_0.s1' start='0x2A020' end='0x2A040' /><slave name='pio_0.s1' start='0x2A050' end='0x2A060' /></address-map>]]></parameter>
+ <parameter name="dataSlaveMapParam"><![CDATA[<address-map><slave name='async_8bit_bus_adapter_0.avalon_slave' start='0x10000' end='0x20000' /><slave name='onchip_memory2_0.s1' start='0x24000' end='0x26EE0' /><slave name='nios2_qsys_0.jtag_debug_module' start='0x29000' end='0x29800' /><slave name='epcs_flash_controller_0.epcs_control_port' start='0x29800' end='0x2A000' /><slave name='timer_0.s1' start='0x2A020' end='0x2A040' /><slave name='pio_0.s1' start='0x2A050' end='0x2A060' /><slave name='jtag_uart_0.avalon_jtag_slave' start='0x2A060' end='0x2A068' /></address-map>]]></parameter>
<parameter name="clockFrequency" value="80000000" />
<parameter name="deviceFamilyName" value="Cyclone II" />
<parameter name="internalIrqMaskSystemInfo" value="7" />
@@ -368,7 +368,7 @@
<parameter name="initMemContent" value="true" />
<parameter name="initializationFileName" value="onchip_mem.hex" />
<parameter name="instanceID" value="NONE" />
- <parameter name="memorySize" value="8192" />
+ <parameter name="memorySize" value="12000" />
<parameter name="readDuringWriteMode" value="DONT_CARE" />
<parameter name="simAllowMRAMContentsFile" value="false" />
<parameter name="simMemInitOnlyFilename" value="0" />
@@ -421,7 +421,7 @@
start="nios2_qsys_0.data_master"
end="epcs_flash_controller_0.epcs_control_port">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00025800" />
+ <parameter name="baseAddress" value="0x00029800" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection kind="clock" version="13.0" start="clk_0.clk" end="timer_0.clk" />
@@ -443,7 +443,7 @@
start="nios2_qsys_0.data_master"
end="pio_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00026050" />
+ <parameter name="baseAddress" value="0x0002a050" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -468,7 +468,7 @@
start="nios2_qsys_0.data_master"
end="jtag_uart_0.avalon_jtag_slave">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00026068" />
+ <parameter name="baseAddress" value="0x0002a060" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -513,7 +513,7 @@
start="nios2_qsys_0.data_master"
end="onchip_memory2_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00022000" />
+ <parameter name="baseAddress" value="0x00024000" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -522,7 +522,7 @@
start="nios2_qsys_0.instruction_master"
end="onchip_memory2_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00022000" />
+ <parameter name="baseAddress" value="0x00024000" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -531,7 +531,7 @@
start="nios2_qsys_0.instruction_master"
end="nios2_qsys_0.jtag_debug_module">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00025000" />
+ <parameter name="baseAddress" value="0x00029000" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -540,7 +540,7 @@
start="nios2_qsys_0.data_master"
end="nios2_qsys_0.jtag_debug_module">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00025000" />
+ <parameter name="baseAddress" value="0x00029000" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -549,7 +549,7 @@
start="nios2_qsys_0.instruction_master"
end="epcs_flash_controller_0.epcs_control_port">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00025800" />
+ <parameter name="baseAddress" value="0x00029800" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -558,7 +558,7 @@
start="nios2_qsys_0.instruction_master"
end="timer_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00026020" />
+ <parameter name="baseAddress" value="0x0002a020" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -567,7 +567,7 @@
start="nios2_qsys_0.data_master"
end="timer_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00026020" />
+ <parameter name="baseAddress" value="0x0002a020" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
@@ -576,7 +576,7 @@
start="nios2_qsys_0.instruction_master"
end="pio_0.s1">
<parameter name="arbitrationPriority" value="1" />
- <parameter name="baseAddress" value="0x00026050" />
+ <parameter name="baseAddress" value="0x0002a050" />
<parameter name="defaultConnection" value="false" />
</connection>
<connection
diff --git a/src/sdram.c b/src/sdram.c
new file mode 100644
index 0000000..60b9459
--- /dev/null
+++ b/src/sdram.c
@@ -0,0 +1,54 @@
+#include <io.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include "system.h"
+
+
+#define msleep(msec) usleep(1000*msec);
+
+pio_write (unsigned int data)
+{
+ IOWR (PIO_0_BASE, 0, data);
+}
+
+
+static void
+show_score (int score)
+{
+ // int to seven segment lookup: MSB dp g f e d c b a LSB
+ const uint8_t lookup[10] =
+ { 0x3F, 0x6, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x7, 0x7F, 0x6F };
+
+ uint8_t ss = 0;
+
+ // show negative with DP
+ if (score < 0)
+ {
+ ss |= 0x80;
+ score = -score;
+ }
+
+ if (score > 9)
+ score = 9;
+
+ ss |= lookup[score];
+
+ pio_write (ss);
+}
+int
+main (void)
+{
+ int i;
+ printf ("Working...\n");
+ for (;;) {
+ for (i=-9;i<10;++i)
+ {
+ printf("%d\n",i);
+ show_score(i);
+ msleep(200);
+ }
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 06:11:17 +0000