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took out also the ADC and serialspi

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This commit is contained in:
Dhanya Maliakal
2017-06-14 11:28:16 +02:00
parent a95dbd2215
commit 00e742e0e0
9 changed files with 265 additions and 214 deletions
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50
slsDetectorSoftware/slsDetectorServer/blackfin.h
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@ -1,6 +1,8 @@
#ifndef BLACKFIN_H
#define BLACKFIN_H
#include "ansi.h"
#include <stdio.h>
#include <fcntl.h> // open
#include <sys/mman.h> // mmap
@ -13,31 +15,56 @@ u_int32_t CSP0BASE = 0;
/**
* Write into a 16 bit register
* @param offset address offset
* @param data 16 bit data
*/
void bus_w16(u_int32_t offset, u_int16_t data) {
volatile u_int16_t *ptr1;
ptr1=(u_int16_t*)(CSP0BASE+offset*2);
*ptr1=data;
}
/**
* Read from a 16 bit register
* @param offset address offset
* @retuns 16 bit data read
*/
u_int16_t bus_r16(u_int32_t offset){
volatile u_int16_t *ptr1;
ptr1=(u_int16_t*)(CSP0BASE+offset*2);
return *ptr1;
}
/**
* Write into a 32 bit register
* @param offset address offset
* @param data 32 bit data
*/
void bus_w(u_int32_t offset, u_int32_t data) {
volatile u_int32_t *ptr1;
ptr1=(u_int32_t*)(CSP0BASE+offset*2);
*ptr1=data;
}
/**
* Read from a 32 bit register
* @param offset address offset
* @retuns 32 bit data read
*/
u_int32_t bus_r(u_int32_t offset) {
volatile u_int32_t *ptr1;
ptr1=(u_int32_t*)(CSP0BASE+offset*2);
return *ptr1;
}
/**
* Read from a 64 bit register
* @param aLSB LSB offset address
* @param aMSB MSB offset address
* @returns 64 bit data read
*/
int64_t get64BitReg(int aLSB, int aMSB){
int64_t v64;
u_int32_t vLSB,vMSB;
@ -49,6 +76,13 @@ int64_t get64BitReg(int aLSB, int aMSB){
return v64;
}
/**
* Write into a 64 bit register
* @param value 64 bit data
* @param aLSB LSB offset address
* @param aMSB MSB offset address
* @returns 64 bit data read
*/
int64_t set64BitReg(int64_t value, int aLSB, int aMSB){
int64_t v64;
u_int32_t vLSB,vMSB;
@ -63,17 +97,29 @@ int64_t set64BitReg(int64_t value, int aLSB, int aMSB){
}
/**
* Read from a 32 bit register (literal register value provided by client)
* @param offset address offset
* @retuns 32 bit data read
*/
u_int32_t readRegister(u_int32_t offset) {
return bus_r(offset << 11);
}
/**
* Write into a 32 bit register (literal register value provided by client)
* @param offset address offset
* @param data 32 bit data
*/
u_int32_t writeRegister(u_int32_t offset, u_int32_t data) {
bus_w(offset << 11, data);
return readRegister(offset);
}
/**
* Map FPGA
*/
int mapCSP0(void) {
// if not mapped
if (!CSP0BASE) {