main.cpp

00001 /*
00002 <Copyright Header>
00003 Copyright (c) 2012 Jordan "Earlz" Earls  <http://lastyearswishes.com>
00004 All rights reserved.
00005 
00006 Redistribution and use in source and binary forms, with or without
00007 modification, are permitted provided that the following conditions
00008 are met:
00009 
00010 1. Redistributions of source code must retain the above copyright
00011    notice, this list of conditions and the following disclaimer.
00012 2. Redistributions in binary form must reproduce the above copyright
00013    notice, this list of conditions and the following disclaimer in the
00014    documentation and/or other materials provided with the distribution.
00015 3. The name of the author may not be used to endorse or promote products
00016    derived from this software without specific prior written permission.
00017    
00018 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
00019 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
00020 AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
00021 THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00022 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00023 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
00024 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
00025 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
00026 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
00027 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00028 
00029 This file is part of the MbedConsole project
00030 */
00031 
00032 #include "mbedconsole.h"
00033 #include "clock.h"
00034 #include "i2s.h"
00035 #include "nvic.h"
00036 #include "SDFileSystem.h" 
00037 
00038 #define DEVICE_STDIO_MESSAGES
00039 #include "mbed_debug.h"
00040  
00041 PS2Keyboard *ps2kb;
00042 DigitalOut myled(LED1);
00043 Serial serial(USBTX, USBRX);
00044 ConsoleStream console("console");
00045 SDFileSystem *sdcard;
00046 
00047 
00048 void keyboard_init();
00049 
00050 int main() {
00051     serial.baud(9600);
00052     serial.puts("Resetting interrupt priorities..\n");
00053     //Set all priorities to 100 so we are able to make VGA a priority
00054     //By default, all priorities are at their highest 0
00055     NVIC_SetPriority( NonMaskableInt_IRQn, 100 ); 
00056     NVIC_SetPriority(MemoryManagement_IRQn, 100);
00057     
00058     NVIC_SetPriority(BusFault_IRQn, 100);
00059     NVIC_SetPriority(UsageFault_IRQn, 100);
00060     NVIC_SetPriority(SVCall_IRQn, 100);
00061     NVIC_SetPriority(DebugMonitor_IRQn, 100);
00062     NVIC_SetPriority(PendSV_IRQn, 100);
00063     NVIC_SetPriority(SysTick_IRQn, 50);
00064     NVIC_SetPriority(WDT_IRQn, 100);
00065     NVIC_SetPriority(TIMER0_IRQn, 85);
00066     NVIC_SetPriority(TIMER1_IRQn, 85);
00067     NVIC_SetPriority(TIMER2_IRQn, 85);
00068     NVIC_SetPriority(TIMER3_IRQn, 85);
00069     NVIC_SetPriority(UART0_IRQn, 75);
00070     NVIC_SetPriority(UART1_IRQn, 100);
00071     NVIC_SetPriority(UART2_IRQn, 100);
00072     NVIC_SetPriority(UART3_IRQn, 100);
00073     
00074     NVIC_SetPriority(PWM1_IRQn, 100);
00075     NVIC_SetPriority(I2C0_IRQn, 100);
00076     NVIC_SetPriority(I2C1_IRQn, 100);
00077     NVIC_SetPriority(I2C2_IRQn, 100);
00078     NVIC_SetPriority(SPI_IRQn, 1);
00079     NVIC_SetPriority(SSP0_IRQn, 100);
00080     NVIC_SetPriority(SSP1_IRQn, 100);
00081     NVIC_SetPriority(PLL0_IRQn, 100);
00082     NVIC_SetPriority(RTC_IRQn, 100);
00083     NVIC_SetPriority(EINT0_IRQn, 100);
00084     NVIC_SetPriority(EINT1_IRQn, 100);
00085     
00086     NVIC_SetPriority(EINT2_IRQn, 100);
00087     NVIC_SetPriority(EINT3_IRQn, 100);
00088     NVIC_SetPriority(ADC_IRQn, 100);
00089     NVIC_SetPriority(BOD_IRQn, 100);
00090     NVIC_SetPriority(USB_IRQn, 100);
00091     NVIC_SetPriority(CAN_IRQn, 100);
00092     NVIC_SetPriority(DMA_IRQn, 100);
00093     
00094     NVIC_SetPriority(I2S_IRQn, 100);
00095     NVIC_SetPriority(ENET_IRQn, 100);
00096     NVIC_SetPriority(RIT_IRQn, 100);
00097     NVIC_SetPriority(MCPWM_IRQn, 100);
00098     NVIC_SetPriority(QEI_IRQn, 100);
00099     NVIC_SetPriority(PLL1_IRQn, 100);
00100     init_vga();
00101     vga_cls();
00102     keyboard_init();
00103     fl_select_clock_i2s(FL_CLOCK_DIV1); // assume 100MHz
00104     fl_i2s_set_tx_rate(1,4);            // set 25 MHz pixel clock 
00105 
00106     
00107     NVIC_SetPriority( EINT3_IRQn, 90 ); 
00108     
00109     //initialize way down here AFTER overclocking has already taken place
00110     //Otherwise we end up with sdcard assume a different clockrate or something
00111     wait(0.5); //MAGIC do not remove this wait statement. SD card won't work otherwise.
00112     sdcard=new SDFileSystem(p11, p12, p13, p20, "sd");
00113     
00114     freopen("/console", "w", stdout);
00115     setvbuf(stdout, NULL, _IONBF, 0);
00116     freopen("/console", "r", stdin);
00117     setvbuf(stdout, NULL, _IONBF, 0);
00118     //freopen("/console", "w", stderr);
00119     setvbuf(stderr, NULL, _IONBF, 0);
00120     //serial.baud(9216);//9600);
00121     
00122     serial.puts("Entering main shell\n");
00123     debug("testing... ");
00124     while(1)
00125     {
00126         vputs("mbedConsole by Jordan Earls\n");
00127         shell_begin();
00128     }
00129 }
00130 
00131 
00132 
00133