First functional example, ADC an Framebuffer Test

Software/sie_cg/templates/basic (copy)/Makefile

@@ -0,0 +1,46 @@
+CC            = ![MIPS TOOLCHAIN]-gcc
+CXX           = ![MIPS TOOLCHAIN]-g++
+CFLAGS        = -pipe -O2 -Wall  
+CXXFLAGS      = -pipe -O2 -Wall 
+INCPATH       = -I.
+LINK          = ![MIPS TOOLCHAIN]-g++
+LFLAGS        = -Wl,-O1
+LIBS          =  -L/usr/lib
+AR            = ![MIPS TOOLCHAIN]-ar cqs
+RANLIB        = ![MIPS TOOLCHAIN]-ranlib
+DEL_FILE      = rm -f
+SYMLINK       = ln -f -s
+DEL_DIR       = rmdir
+MOVE          = mv -f
+MKDIR         = mkdir -p
+TARGET        = ![SIE APP NAME]
+
+
+OBJECTS       = ![MAIN OBJECT] \
+		jz_adc_peripheral.o \
+		jz47xx_gpio.o \
+		jz47xx_mmap.o 
+
+all: $(TARGET)
+
+$(TARGET): $(OBJECTS)  
+	$(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(LIBS)
+
+![MAIN OBJECT]: ![MAIN TEMPLATE] \
+		jz_adc_peripheral.h \
+		jz47xx_mmap.h \
+		jz47xx_gpio.h
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o main.o main.cpp
+
+jz_adc_peripheral.o: jz_adc_peripheral.cpp jz_adc_peripheral.h \
+		jz47xx_mmap.h \
+		jz47xx_gpio.h
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o jz_adc_peripheral.o jz_adc_peripheral.cpp
+
+jz47xx_gpio.o: jz47xx_gpio.cpp jz47xx_gpio.h \
+		jz47xx_mmap.h
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o jz47xx_gpio.o jz47xx_gpio.cpp
+
+jz47xx_mmap.o: jz47xx_mmap.cpp jz47xx_mmap.h \
+		jz47xx_gpio.h
+	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o jz47xx_mmap.o jz47xx_mmap.cpp

Software/sie_cg/templates/basic (copy)/jz47xx_gpio.cpp

@@ -0,0 +1,108 @@
+/*
+  JZ47xx GPIO at userspace
+
+  Copyright (C) 2010      Andres Calderon andres.calderon@emqbit.com
+                                 
+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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <jz47xx_gpio.h>
+#include <jz47xx_mmap.h>
+
+
+#define JZ_GPIO_BASE 0x10010000
+
+void
+jz_gpio_as_output (JZ_PIO * pio, unsigned int o)
+{
+  pio->PXFUNC = (1 << (o));
+  pio->PXSELC = (1 << (o));
+  pio->PXDIRS = (1 << (o));
+}
+
+void
+jz_gpio_as_input (JZ_PIO * pio, unsigned int o)
+{
+  pio->PXFUNC = (1 << (o));
+  pio->PXSELC = (1 << (o));
+  pio->PXDIRC = (1 << (o));
+}
+
+void
+jz_gpio_set_pin (JZ_PIO * pio, unsigned int o)
+{
+  pio->PXDATS = (1 << (o));
+}
+
+void
+jz_gpio_clear_pin (JZ_PIO * pio, unsigned int o)
+{
+  pio->PXDATC = (1 << (o));
+}
+
+void
+jz_gpio_out (JZ_PIO * pio, unsigned int o, unsigned int val)
+{
+  if (val == 0)
+    pio->PXDATC = (1 << (o));
+  else
+    pio->PXDATS = (1 << (o));
+}
+
+unsigned int
+jz_gpio_get_pin (JZ_PIO * pio, unsigned int o)
+{
+  return (pio->PXPIN & (1 << o)) ? 1 : 0;
+}
+
+int
+jz_gpio_as_func (JZ_PIO * pio, unsigned int o, int func)
+{
+  switch (func)
+    {
+    case 0:
+      pio->PXFUNS = (1 << o);
+      pio->PXTRGC = (1 << o);
+      pio->PXSELC = (1 << o);
+      return 1;
+
+    case 1:
+      pio->PXFUNS = (1 << o);
+      pio->PXTRGC = (1 << o);
+      pio->PXSELS = (1 << o);
+      return 1;
+
+    case 2:
+      pio->PXFUNS = (1 << o);
+      pio->PXTRGS = (1 << o);
+      pio->PXSELC = (1 << o);
+      return 1;
+    }
+  return 0;
+}
+
+JZ_PIO *
+jz_gpio_map (int port)
+{
+  JZ_PIO *pio;
+
+  pio = (JZ_PIO *) jz_mmap (JZ_GPIO_BASE);
+  pio = (JZ_PIO *) ((unsigned int) pio + port * 0x100);
+
+  return pio;
+}

Software/sie_cg/templates/basic (copy)/jz47xx_gpio.h

@@ -0,0 +1,84 @@
+/*
+  JZ47xx GPIO at userspace
+
+  Copyright (C) 2010      Andres Calderon andres.calderon@emqbit.com
+                                 
+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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#ifndef __jz47xx_gpio_h__
+#define __jz47xx_gpio_h__
+
+#define	JZ_GPIO_PORT_A 0
+#define	JZ_GPIO_PORT_B 1
+#define	JZ_GPIO_PORT_C 2
+#define	JZ_GPIO_PORT_D 3
+
+typedef volatile unsigned int JZ_REG;   /* Hardware register definition */
+
+typedef struct _JZ_PIO
+{
+  JZ_REG PXPIN;                 /* PIN Level Register */
+  JZ_REG Reserved0;
+  JZ_REG Reserved1;
+  JZ_REG Reserved2;
+  JZ_REG PXDAT;                 /* Port Data Register */
+  JZ_REG PXDATS;                /* Port Data Set Register */
+  JZ_REG PXDATC;                /* Port Data Clear Register */
+  JZ_REG Reserved3;
+  JZ_REG PXIM;                  /* Interrupt Mask Register */
+  JZ_REG PXIMS;                 /* Interrupt Mask Set Reg */
+  JZ_REG PXIMC;                 /* Interrupt Mask Clear Reg */
+  JZ_REG Reserved4;
+  JZ_REG PXPE;                  /* Pull Enable Register */
+  JZ_REG PXPES;                 /* Pull Enable Set Reg. */
+  JZ_REG PXPEC;                 /* Pull Enable Clear Reg. */
+  JZ_REG Reserved5;
+  JZ_REG PXFUN;                 /* Function Register */
+  JZ_REG PXFUNS;                /* Function Set Register */
+  JZ_REG PXFUNC;                /* Function Clear Register */
+  JZ_REG Reserved6;
+  JZ_REG PXSEL;                 /* Select Register */
+  JZ_REG PXSELS;                /* Select Set Register */
+  JZ_REG PXSELC;                /* Select Clear Register */
+  JZ_REG Reserved7;
+  JZ_REG PXDIR;                 /* Direction Register */
+  JZ_REG PXDIRS;                /* Direction Set Register */
+  JZ_REG PXDIRC;                /* Direction Clear Register */
+  JZ_REG Reserved8;
+  JZ_REG PXTRG;                 /* Trigger Register */
+  JZ_REG PXTRGS;                /* Trigger Set Register */
+  JZ_REG PXTRGC;                /* Trigger Set Register */
+  JZ_REG Reserved9;
+  JZ_REG PXFLG;                 /* Port Flag Register */
+  JZ_REG PXFLGC;                /* Port Flag clear Register */
+} JZ_PIO, *PJZ_PIO;
+
+void jz_gpio_as_output (JZ_PIO * pio, unsigned int o);
+
+void jz_gpio_as_input (JZ_PIO * pio, unsigned int o);
+
+void jz_gpio_set_pin (JZ_PIO * pio, unsigned int o);
+
+void jz_gpio_clear_pin (JZ_PIO * pio, unsigned int o);
+
+void jz_gpio_out (JZ_PIO * pio, unsigned int o, unsigned int val);
+
+unsigned int jz_gpio_get_pin (JZ_PIO * pio, unsigned int o);
+
+int jz_gpio_as_func (JZ_PIO * pio, unsigned int o, int func);
+
+JZ_PIO *jz_gpio_map (int port);
+
+#endif

Software/sie_cg/templates/basic (copy)/jz47xx_mmap.cpp

@@ -0,0 +1,53 @@
+/*
+ * JZ47xx GPIO lines
+ *
+ * Written 2010 by Andres Calderon andres.calderon@emqbit.com
+ */
+
+#include "jz47xx_mmap.h"
+
+unsigned int *
+jz_mmap (off_t address)
+{
+  int fd;
+
+  unsigned int *pio;
+
+  if ((fd = open ("/dev/mem", O_RDWR | O_SYNC)) == -1)
+    {
+      fprintf (stderr, "Cannot open /dev/mem.\n");
+      return 0;
+    }
+
+  pio = (unsigned int *) mmap (0, getpagesize (), PROT_READ | PROT_WRITE, MAP_SHARED, fd, address);
+
+  if (pio == (unsigned int *) -1)
+    {
+      fprintf (stderr, "Cannot mmap.\n");
+      return 0;
+    }
+
+  return pio;
+}
+
+void
+jz_cs2_init()
+{
+	JZ_PIO *pio;	
+
+	pio = jz_gpio_map (CS2_PORT);
+	jz_gpio_as_func (pio, CS2_PIN, 0);
+
+	virt_addr = (JZ_REG *) (jz_mmap(0x13010000) + 0x18);
+
+	if (*virt_addr != 0x0FFF7700)
+	{
+		*virt_addr = 0x0FFF7700;
+		printf ("ADC: Configuring CS2 8 bits and 0 WS: %08X\n", *virt_addr);
+	}
+	else
+		printf ("ADC: CS2, already configured: %08X\n", *virt_addr);
+
+	virt_addr = (JZ_REG *) jz_mmap (0x14000000);
+}
+

Software/sie_cg/templates/basic (copy)/jz47xx_mmap.h

@@ -0,0 +1,30 @@
+/*
+ * JZ47xx GPIO lines
+ *
+ * Written 2010 by Andres Calderon andres.calderon@emqbit.com
+ */
+
+#ifndef __jz47xx_mmap_h__
+#define __jz47xx_mmap_h__
+
+#include <sys/mman.h>
+#include <stdio.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <termios.h>
+#include <unistd.h>
+
+#include "jz47xx_gpio.h"
+
+
+#define CS2_PORT                 JZ_GPIO_PORT_B
+#define CS2_PIN                  26
+
+JZ_REG *virt_addr;
+
+unsigned int * jz_mmap (off_t address);
+
+void jz_cs2_init();
+
+#endif

Software/sie_cg/templates/basic (copy)/jz_adc_peripheral.cpp

@@ -0,0 +1,48 @@
+/* ADC Peripheral.c
+
+Copyright (C) 2010             Carlos Camargo  cicamargoba@unal.edu.co
+							   Andres Calderon andres.calderon@emqbit.com
+
+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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#include <stdio.h>
+#include <unistd.h>
+
+#include "jz_adc_peripheral.h"
+
+void ADCTest()
+{
+
+}
+
+void ADCPowerDown()
+{
+
+}
+
+JZ_REG * ADCTakeSamples(int CHANNEL)
+{
+
+}
+
+void ADCConfig(uchar CMD)
+{
+
+}
+
+int ADCCheckBufferFull()
+{
+
+}

Software/sie_cg/templates/basic (copy)/jz_adc_peripheral.h

@@ -0,0 +1,87 @@
+/* ADC Peripheral.h
+
+Copyright (C) 2010             Carlos Camargo  cicamargoba@unal.edu.co
+                               Andres Calderon andres.calderon@emqbit.com
+
+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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#ifndef __adc_peripheral_h__
+#define __adc_peripheral_h__
+
+#include "jz47xx_mmap.h"
+
+#define ADC_CMD_NONE             0x00 /* Nothing to do                        */
+#define ADC_CMD_SET_SPI_CLKDIV   0x00 /* Set clock divider for ADC sclk       */
+#define ADC_CMD_SET_BUFFER_SIZE  0x00 /* Set clock divider for ADC sclk       */
+
+#define ADC_CMD_SET_CHANNEL0     0x30 /* Set channel 0                        */
+#define ADC_CMD_READ_CHANNEL0    0x20 /* Read channel 0                       */
+
+#define ADC_CMD_SET_CHANNEL1     0x31 /* Set channel 1                        */
+#define ADC_CMD_READ_CHANNEL1    0x21 /* Read channel 1                       */
+
+#define ADC_CMD_SET_CHANNEL2     0x32 /* Set channel 2                        */
+#define ADC_CMD_READ_CHANNEL2    0x22 /* Read channel 2                       */
+
+#define ADC_CMD_SET_CHANNEL3     0x33 /* Set channel 3                        */
+#define ADC_CMD_READ_CHANNEL3    0x23 /* Read channel 3                       */
+
+#define ADC_CMD_SET_CHANNEL4     0x34 /* Set channel 4                        */
+#define ADC_CMD_READ_CHANNEL4    0x24 /* Read channel 4                       */
+
+#define ADC_CMD_SET_CHANNEL5     0x35 /* Set channel 5                        */
+#define ADC_CMD_READ_CHANNEL5    0x25 /* Read channel 5                       */
+
+#define ADC_CMD_SET_CHANNEL6     0x36 /* Set channel 6                        */
+#define ADC_CMD_READ_CHANNEL6    0x26 /* Read channel 6                       */
+
+#define ADC_CMD_SET_CHANNEL7     0x37 /* Set channel 7                        */
+#define ADC_CMD_READ_CHANNEL7    0x27 /* Read channel 8                       */
+
+#define ADC_CMD_SET_POWER_DOWN   0X38 /* Set ADC power down mode  (1uA)       */
+
+#define ADC_CMD_SET_FAST_CONV    0X39 /* Initialize ADC Fast Convertion(<10us)*/
+
+#define ADC_CMD_SET_LOW_CONV     0X3A /* Initialize ADC Slow Convertion(<40us)*/
+
+#define ADC_CMD_SET_AUTOSELFT_1  0x3B /* Set Autoselft ADC {(Vref+)-(Vref-)}/2*/
+#define ADC_CMD_READ_AUTOSELFT_1 0x2B /* Read Autoselft ADC 1 (0x0200)        */
+
+#define ADC_CMD_SET_AUTOSELFT_2  0x3C /* Set Autoselft ADC (Vref-)            */
+#define ADC_CMD_READ_AUTOSELFT_2 0x2C /* Read Autoselft ADC 2 (0x0000)        */
+
+#define ADC_CMD_SET_AUTOSELFT_3  0x3D /* Set Autoselft ADC (Vref+)            */
+#define ADC_CMD_READ_AUTOSELFT_3 0x2D /* Read Autoselft ADC 3 (0x03FF)        */
+
+#define ADC_SPI_CLKDIV_MIN       0x08 /* 50/(2*9) -> 2.78MHz (MAX=2.8MHz)     */
+#define ADC_SPI_CLKDIV_MAX       0xFF /* 50/(2*256) -> 97.65KHz               */
+
+#define ADC_MAX_BUFFER           0x3FE/* 1022 reads/commands                  */
+
+
+typedef unsigned char uchar;
+
+void ADCTest();
+void ADCPowerDown();
+JZ_REG * ADCTakeSamples(int CHANNEL);
+void ADCConfig(uchar CMD);
+int ADCCheckBufferFull();
+
+uchar ADC_SPI_CLKDIV;
+int ADC_BUFFER_LEN;
+int ADC_BUFFER_OFFSET;
+uchar ADC_MUX_CHANNELS;
+
+#endif

Software/sie_cg/templates/basic (copy)/main.cpp

@@ -0,0 +1,18 @@
+/***![HEADER SECTION]***/
+
+/***![BLOCK SECTION]***/
+
+/***![EXTRA SECTION]***/
+
+int main()
+{
+    /***![INIT SECTION]***/
+    
+    /***![IO SECTION]***/
+    
+    /***![MAIN SECTION]***/
+    
+    return 0;
+}
+
+