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changes to gotthard server to include write adc, and also changes to fix the dma=dma+1

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This commit is contained in:
Dhanya Maliakal
2017-07-11 10:54:21 +02:00
parent a583f3d6e2
commit 931a5840e8
14 changed files with 397 additions and 291 deletions
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54
slsDetectorSoftware/gotthardDetectorServer/firmware_funcs.c
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@ -4,6 +4,8 @@
#include "mcb_funcs.h"
#include "registers_g.h"
#include "AD9257.h" // include "commonServerFunctions.h"
#ifdef SHAREDMEMORY
#include "sharedmemory.h"
#endif
@ -1814,7 +1816,9 @@ int allocateRAM() {
}
int prepareADC(){
int configureADC(){
printf("Preparing ADC\n");
u_int32_t valw,codata,csmask;
int i,j,cdx,ddx;
@ -1834,26 +1838,26 @@ int prepareADC(){
// start point
valw=0xff;
bus_w(ADC_WRITE_REG,(valw));
bus_w(ADC_SPI_REG,(valw));
//chip sel bar down
valw=((0xffffffff&(~csmask)));
bus_w(ADC_WRITE_REG,valw);
bus_w(ADC_SPI_REG,valw);
for (i=0;i<24;i++) {
//cldwn
valw=valw&(~(0x1<<cdx));
bus_w(ADC_WRITE_REG,valw);
bus_w(ADC_SPI_REG,valw);
usleep(0);
//write data (i)
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx);
bus_w(ADC_WRITE_REG,valw);
bus_w(ADC_SPI_REG,valw);
usleep(0);
//clkup
valw=valw+(0x1<<cdx);
bus_w(ADC_WRITE_REG,valw);
bus_w(ADC_SPI_REG,valw);
usleep(0);
}
@ -1861,7 +1865,7 @@ int prepareADC(){
valw=valw&(~(0x1<<cdx));
usleep(0);
valw=0xff;
bus_w(ADC_WRITE_REG,(valw));
bus_w(ADC_SPI_REG,(valw));
//usleep in between
usleep(50000);
@ -1872,19 +1876,19 @@ int prepareADC(){
/*
codata=0;
codata=(0x14<<8)+(0x0); //command and value;
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_WRITE_REG,valw); //chip sel bar down
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_SPI_REG,valw); //chip sel bar down
for (i=0;i<24;i++) {
valw=valw&(~(0x1<<cdx));bus_w(ADC_WRITE_REG,valw);usleep(0); //cldwn
valw=valw&(~(0x1<<cdx));bus_w(ADC_SPI_REG,valw);usleep(0); //cldwn
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_WRITE_REG,valw); usleep(0); //write data (i)
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_SPI_REG,valw); usleep(0); //write data (i)
valw=valw+(0x1<<cdx);bus_w(ADC_WRITE_REG,valw); usleep(0); //clkup
valw=valw+(0x1<<cdx);bus_w(ADC_SPI_REG,valw); usleep(0); //clkup
}
valw=valw&(~(0x1<<cdx));usleep(0);
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // stop point =start point
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // stop point =start point
@ -1892,36 +1896,36 @@ int prepareADC(){
codata=0;
codata=(0x08<<8)+(0x3); //command and value;Power modes(global) reset
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_WRITE_REG,valw); //chip sel bar down
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_SPI_REG,valw); //chip sel bar down
for (i=0;i<24;i++) {
valw=valw&(~(0x1<<cdx));bus_w(ADC_WRITE_REG,valw);usleep(0); //cldwn
valw=valw&(~(0x1<<cdx));bus_w(ADC_SPI_REG,valw);usleep(0); //cldwn
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_WRITE_REG,valw); usleep(0); //write data (i)
valw=valw+(0x1<<cdx);bus_w(ADC_WRITE_REG,valw); usleep(0); //clkup
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_SPI_REG,valw); usleep(0); //write data (i)
valw=valw+(0x1<<cdx);bus_w(ADC_SPI_REG,valw); usleep(0); //clkup
}
valw=valw&(~(0x1<<cdx));usleep(0);
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // stop point =start point
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // stop point =start point
usleep(50000);
codata=0;
codata=(0x08<<8)+(0x0); //command and value;Power modes(global) reset
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_WRITE_REG,valw); //chip sel bar down
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // start point
valw=((0xffffffff&(~csmask)));bus_w(ADC_SPI_REG,valw); //chip sel bar down
for (i=0;i<24;i++) {
valw=valw&(~(0x1<<cdx));bus_w(ADC_WRITE_REG,valw);usleep(0); //cldwn
valw=valw&(~(0x1<<cdx));bus_w(ADC_SPI_REG,valw);usleep(0); //cldwn
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_WRITE_REG,valw); usleep(0); //write data (i)
valw=valw+(0x1<<cdx);bus_w(ADC_WRITE_REG,valw); usleep(0); //clkup
valw=(valw&(~(0x1<<ddx)))+(((codata>>(23-i))&0x1)<<ddx); bus_w(ADC_SPI_REG,valw); usleep(0); //write data (i)
valw=valw+(0x1<<cdx);bus_w(ADC_SPI_REG,valw); usleep(0); //clkup
}
valw=valw&(~(0x1<<cdx));usleep(0);
valw=0xff; bus_w(ADC_WRITE_REG,(valw)); // stop point =start point
valw=0xff; bus_w(ADC_SPI_REG,(valw)); // stop point =start point
*/
}