/**
*
* This is the entry point for the BRAM example.
*
* @param DeviceId is the XPAR_<BRAM_instance>_DEVICE_ID value from
* xparameters.h
*
* @return
* - XST_SUCCESS to indicate success.
* - XST_FAILURE to indicate failure.
*
* @note None.
*
******************************************************************************/
int BramExample(u16 DeviceId)
{
int Status;
XBram_Config *ConfigPtr;
/*
* Initialize the BRAM driver. If an error occurs then exit
*/
/*
* Lookup configuration data in the device configuration table.
* Use this configuration info down below when initializing this
* driver.
*/
ConfigPtr = XBram_LookupConfig(DeviceId);
if (ConfigPtr == (XBram_Config *) NULL) {
return XST_FAILURE;
}
Status = XBram_CfgInitialize(&Bram, ConfigPtr,
ConfigPtr->CtrlBaseAddress);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
InitializeECC(ConfigPtr, ConfigPtr->CtrlBaseAddress);
/*
* Execute the BRAM driver selftest.
*/
Status = XBram_SelfTest(&Bram, 0);
if (Status != XST_SUCCESS) {
return XST_FAILURE;
}
return XST_SUCCESS;
}
/*Copyright (c) 2015, Adam Taylor
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
The views and conclusions contained in the software and documentation are those
of the authors and should not be interpreted as representing official policies,
either expressed or implied, of the FreeBSD Project*/
int main()
{
XScuTimer_Config *TMRConfigPtr; //timer config
XBram_Config *ConfigPtr;
unsigned int inchar;
unsigned int newlr;
int rx_pix;
int r, g, b;
unsigned int state = 0;
init_platform();
ConfigPtr = XBram_LookupConfig(BRAM_DEVICE_ID);
XBram_CfgInitialize(&Bram, ConfigPtr,ConfigPtr->CtrlBaseAddress);
TMRConfigPtr = XScuTimer_LookupConfig(TIMER_DEVICE_ID);
XScuTimer_CfgInitialize(&Timer, TMRConfigPtr,TMRConfigPtr->BaseAddr);
SetupInterruptSystem(&Intc,&Timer,TIMER_IRPT_INTR);
while(1){
// printf(":>");
if (state == 0){
numb_pixels = max_pixel;
inchar = getchar();
newlr = getchar();
printf("option %x",inchar);
switch (inchar){
case 0x02:
printf("<STX>");
state = 1;
break;
case 0x03:
printf("<ETX>\n");
break;
}
}
if (state == 1){
inchar = getchar();
newlr = getchar();
rx_pix = inchar;
state = 2;
printf("pixel number = %d",rx_pix);
}
if (state == 2){
inchar = getchar();
newlr = getchar();
g = inchar;
state = 3;
printf("green = %x",g);
}
if (state == 3){
inchar = getchar();
newlr = getchar();
r = inchar;
state = 4;
printf("red = %x",r);
}
if (state == 4){
inchar = getchar();
newlr = getchar();
b = inchar;
state = 5;
printf("blue = %x",b);
}
if (state == 5){
inchar = getchar();
newlr = getchar();
switch (inchar){
case 0x02:
printf("<STX>");
state = 6;
break;
case 0x03:
printf("<ETX>\n");
state = 6;
break;
}
}
if (state == 6){
pixel[rx_pix] = (u32)b | ((u32)r << 8) | ((u32)g <<16);
load_ram();
state = 0;
}
}
return 0;
}