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maliakal_d
2020-05-05 15:30:44 +02:00
parent 671cf45fd7
commit 7d94ad51ab
43 changed files with 20315 additions and 18726 deletions
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slsDetectorServers/slsDetectorServer/src/ALTERA_PLL.c Executable file → Normal file
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@@ -1,78 +1,124 @@
#include "ALTERA_PLL.h"
#include "clogger.h"
#include "blackfin.h"
#include "clogger.h"
#include <unistd.h> // usleep
#include <unistd.h> // usleep
/* Altera PLL DEFINES */
/** PLL Reconfiguration Registers */
//https://www.altera.com/documentation/mcn1424769382940.html
#define ALTERA_PLL_MODE_REG (0x00)
// https://www.altera.com/documentation/mcn1424769382940.html
#define ALTERA_PLL_MODE_REG (0x00)
#define ALTERA_PLL_MODE_WT_RQUST_VAL (0)
#define ALTERA_PLL_MODE_PLLNG_MD_VAL (1)
#define ALTERA_PLL_MODE_WT_RQUST_VAL (0)
#define ALTERA_PLL_MODE_PLLNG_MD_VAL (1)
#define ALTERA_PLL_STATUS_REG (0x01)
#define ALTERA_PLL_START_REG (0x02)
#define ALTERA_PLL_N_COUNTER_REG (0x03)
#define ALTERA_PLL_M_COUNTER_REG (0x04)
#define ALTERA_PLL_C_COUNTER_REG (0x05)
#define ALTERA_PLL_STATUS_REG (0x01)
#define ALTERA_PLL_START_REG (0x02)
#define ALTERA_PLL_N_COUNTER_REG (0x03)
#define ALTERA_PLL_M_COUNTER_REG (0x04)
#define ALTERA_PLL_C_COUNTER_REG (0x05)
#define ALTERA_PLL_C_COUNTER_LW_CNT_OFST (0)
#define ALTERA_PLL_C_COUNTER_LW_CNT_MSK (0x000000FF << ALTERA_PLL_C_COUNTER_LW_CNT_OFST)
#define ALTERA_PLL_C_COUNTER_HGH_CNT_OFST (8)
#define ALTERA_PLL_C_COUNTER_HGH_CNT_MSK (0x000000FF << ALTERA_PLL_C_COUNTER_HGH_CNT_OFST)
#define ALTERA_PLL_C_COUNTER_LW_CNT_OFST (0)
#define ALTERA_PLL_C_COUNTER_LW_CNT_MSK \
(0x000000FF << ALTERA_PLL_C_COUNTER_LW_CNT_OFST)
#define ALTERA_PLL_C_COUNTER_HGH_CNT_OFST (8)
#define ALTERA_PLL_C_COUNTER_HGH_CNT_MSK \
(0x000000FF << ALTERA_PLL_C_COUNTER_HGH_CNT_OFST)
/* total_div = lw_cnt + hgh_cnt */
#define ALTERA_PLL_C_COUNTER_BYPSS_ENBL_OFST (16)
#define ALTERA_PLL_C_COUNTER_BYPSS_ENBL_MSK (0x00000001 << ALTERA_PLL_C_COUNTER_BYPSS_ENBL_OFST)
/* if bypss_enbl = 0, fout = f(vco)/total_div; else fout = f(vco) (c counter is bypassed) */
#define ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST (17)
#define ALTERA_PLL_C_COUNTER_ODD_DVSN_MSK (0x00000001 << ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST)
/** if odd_dvsn = 0 (even), duty cycle = hgh_cnt/ total_div; else duty cycle = (hgh_cnt - 0.5) / total_div */
#define ALTERA_PLL_C_COUNTER_SLCT_OFST (18)
#define ALTERA_PLL_C_COUNTER_SLCT_MSK (0x0000001F << ALTERA_PLL_C_COUNTER_SLCT_OFST)
#define ALTERA_PLL_C_COUNTER_BYPSS_ENBL_OFST (16)
#define ALTERA_PLL_C_COUNTER_BYPSS_ENBL_MSK \
(0x00000001 << ALTERA_PLL_C_COUNTER_BYPSS_ENBL_OFST)
/* if bypss_enbl = 0, fout = f(vco)/total_div; else fout = f(vco) (c counter is
* bypassed) */
#define ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST (17)
#define ALTERA_PLL_C_COUNTER_ODD_DVSN_MSK \
(0x00000001 << ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST)
/** if odd_dvsn = 0 (even), duty cycle = hgh_cnt/ total_div; else duty cycle =
* (hgh_cnt - 0.5) / total_div */
#define ALTERA_PLL_C_COUNTER_SLCT_OFST (18)
#define ALTERA_PLL_C_COUNTER_SLCT_MSK \
(0x0000001F << ALTERA_PLL_C_COUNTER_SLCT_OFST)
#define ALTERA_PLL_PHASE_SHIFT_REG (0x06)
#define ALTERA_PLL_PHASE_SHIFT_REG (0x06)
#define ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST (0)
#define ALTERA_PLL_SHIFT_NUM_SHIFTS_MSK (0x0000FFFF << ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST)
#define ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST (0)
#define ALTERA_PLL_SHIFT_NUM_SHIFTS_MSK \
(0x0000FFFF << ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST)
#define ALTERA_PLL_SHIFT_CNT_SELECT_OFST (16)
#define ALTERA_PLL_SHIFT_CNT_SELECT_MSK (0x0000001F << ALTERA_PLL_SHIFT_CNT_SELECT_OFST)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C0_VAL ((0x0 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C1_VAL ((0x1 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C2_VAL ((0x2 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C3_VAL ((0x3 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C4_VAL ((0x4 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C5_VAL ((0x5 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C6_VAL ((0x6 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C7_VAL ((0x7 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C8_VAL ((0x8 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C9_VAL ((0x9 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C10_VAL ((0x10 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C11_VAL ((0x11 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C12_VAL ((0x12 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C13_VAL ((0x13 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C14_VAL ((0x14 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C15_VAL ((0x15 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C16_VAL ((0x16 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C17_VAL ((0x17 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SELECT_OFST (16)
#define ALTERA_PLL_SHIFT_CNT_SELECT_MSK \
(0x0000001F << ALTERA_PLL_SHIFT_CNT_SELECT_OFST)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C0_VAL \
((0x0 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C1_VAL \
((0x1 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C2_VAL \
((0x2 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C3_VAL \
((0x3 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C4_VAL \
((0x4 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C5_VAL \
((0x5 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C6_VAL \
((0x6 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C7_VAL \
((0x7 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C8_VAL \
((0x8 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C9_VAL \
((0x9 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C10_VAL \
((0x10 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C11_VAL \
((0x11 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C12_VAL \
((0x12 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C13_VAL \
((0x13 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C14_VAL \
((0x14 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C15_VAL \
((0x15 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C16_VAL \
((0x16 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_CNT_SLCT_C17_VAL \
((0x17 << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & \
ALTERA_PLL_SHIFT_CNT_SELECT_MSK)
#define ALTERA_PLL_SHIFT_UP_DOWN_OFST (21)
#define ALTERA_PLL_SHIFT_UP_DOWN_MSK (0x00000001 << ALTERA_PLL_SHIFT_UP_DOWN_OFST)
#define ALTERA_PLL_SHIFT_UP_DOWN_NEG_VAL ((0x0 << ALTERA_PLL_SHIFT_UP_DOWN_OFST) & ALTERA_PLL_SHIFT_UP_DOWN_MSK)
#define ALTERA_PLL_SHIFT_UP_DOWN_POS_VAL ((0x1 << ALTERA_PLL_SHIFT_UP_DOWN_OFST) & ALTERA_PLL_SHIFT_UP_DOWN_MSK)
#define ALTERA_PLL_SHIFT_UP_DOWN_OFST (21)
#define ALTERA_PLL_SHIFT_UP_DOWN_MSK \
(0x00000001 << ALTERA_PLL_SHIFT_UP_DOWN_OFST)
#define ALTERA_PLL_SHIFT_UP_DOWN_NEG_VAL \
((0x0 << ALTERA_PLL_SHIFT_UP_DOWN_OFST) & ALTERA_PLL_SHIFT_UP_DOWN_MSK)
#define ALTERA_PLL_SHIFT_UP_DOWN_POS_VAL \
((0x1 << ALTERA_PLL_SHIFT_UP_DOWN_OFST) & ALTERA_PLL_SHIFT_UP_DOWN_MSK)
#define ALTERA_PLL_K_COUNTER_REG (0x07)
#define ALTERA_PLL_BANDWIDTH_REG (0x08)
#define ALTERA_PLL_CHARGEPUMP_REG (0x09)
#define ALTERA_PLL_VCO_DIV_REG (0x1c)
#define ALTERA_PLL_MIF_REG (0x1f)
#define ALTERA_PLL_WAIT_TIME_US (10 * 1000)
#define ALTERA_PLL_K_COUNTER_REG (0x07)
#define ALTERA_PLL_BANDWIDTH_REG (0x08)
#define ALTERA_PLL_CHARGEPUMP_REG (0x09)
#define ALTERA_PLL_VCO_DIV_REG (0x1c)
#define ALTERA_PLL_MIF_REG (0x1f)
#define ALTERA_PLL_WAIT_TIME_US (10 * 1000)
// defines from the fpga
uint32_t ALTERA_PLL_Cntrl_Reg = 0x0;
@@ -89,7 +135,9 @@ uint32_t ALTERA_PLL_Cntrl_AddrMask = 0x0;
int ALTERA_PLL_Cntrl_AddrOfst = 0;
#ifdef JUNGFRAUD
void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk, uint32_t wpmsk, uint32_t prmsk, uint32_t amsk, int aofst, uint32_t wd2msk, int clk2Index) {
void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk,
uint32_t wpmsk, uint32_t prmsk, uint32_t amsk,
int aofst, uint32_t wd2msk, int clk2Index) {
ALTERA_PLL_Cntrl_Reg = creg;
ALTERA_PLL_Param_Reg = preg;
ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask = rprmsk;
@@ -101,7 +149,9 @@ void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk, uint32
ALTERA_PLL_Cntrl_DBIT_ClkIndex = clk2Index;
}
#else
void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk, uint32_t wpmsk, uint32_t prmsk, uint32_t amsk, int aofst) {
void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk,
uint32_t wpmsk, uint32_t prmsk, uint32_t amsk,
int aofst) {
ALTERA_PLL_Cntrl_Reg = creg;
ALTERA_PLL_Param_Reg = preg;
ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask = rprmsk;
@@ -112,31 +162,41 @@ void ALTERA_PLL_SetDefines(uint32_t creg, uint32_t preg, uint32_t rprmsk, uint32
}
#endif
void ALTERA_PLL_ResetPLL () {
void ALTERA_PLL_ResetPLL() {
LOG(logINFO, ("Resetting only PLL\n"));
LOG(logDEBUG2, ("pllrstmsk:0x%x\n", ALTERA_PLL_Cntrl_PLLRstMask));
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) | ALTERA_PLL_Cntrl_PLLRstMask);
LOG(logDEBUG2, ("Set PLL Reset mSk: ALTERA_PLL_Cntrl_Reg:0x%x\n", bus_r(ALTERA_PLL_Cntrl_Reg)));
bus_w(ALTERA_PLL_Cntrl_Reg,
bus_r(ALTERA_PLL_Cntrl_Reg) | ALTERA_PLL_Cntrl_PLLRstMask);
LOG(logDEBUG2, ("Set PLL Reset mSk: ALTERA_PLL_Cntrl_Reg:0x%x\n",
bus_r(ALTERA_PLL_Cntrl_Reg)));
usleep(ALTERA_PLL_WAIT_TIME_US);
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) & ~ALTERA_PLL_Cntrl_PLLRstMask);
LOG(logDEBUG2, ("UnSet PLL Reset mSk: ALTERA_PLL_Cntrl_Reg:0x%x\n", bus_r(ALTERA_PLL_Cntrl_Reg)));
bus_w(ALTERA_PLL_Cntrl_Reg,
bus_r(ALTERA_PLL_Cntrl_Reg) & ~ALTERA_PLL_Cntrl_PLLRstMask);
LOG(logDEBUG2, ("UnSet PLL Reset mSk: ALTERA_PLL_Cntrl_Reg:0x%x\n",
bus_r(ALTERA_PLL_Cntrl_Reg)));
}
void ALTERA_PLL_ResetPLLAndReconfiguration () {
void ALTERA_PLL_ResetPLLAndReconfiguration() {
LOG(logINFO, ("Resetting PLL and Reconfiguration\n"));
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) | ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask | ALTERA_PLL_Cntrl_PLLRstMask);
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) |
ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask |
ALTERA_PLL_Cntrl_PLLRstMask);
usleep(ALTERA_PLL_WAIT_TIME_US);
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) & ~ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask & ~ALTERA_PLL_Cntrl_PLLRstMask);
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) &
~ALTERA_PLL_Cntrl_RcnfgPrmtrRstMask &
~ALTERA_PLL_Cntrl_PLLRstMask);
}
void ALTERA_PLL_SetPllReconfigReg(uint32_t reg, uint32_t val, int useSecondWRMask) {
LOG(logDEBUG1, ("Setting PLL Reconfig Reg, reg:0x%x, val:0x%x, useSecondWRMask:%d)\n", reg, val, useSecondWRMask));
void ALTERA_PLL_SetPllReconfigReg(uint32_t reg, uint32_t val,
int useSecondWRMask) {
LOG(logDEBUG1,
("Setting PLL Reconfig Reg, reg:0x%x, val:0x%x, useSecondWRMask:%d)\n",
reg, val, useSecondWRMask));
uint32_t wrmask = ALTERA_PLL_Cntrl_WrPrmtrMask;
#ifdef JUNGFRAUD
@@ -145,36 +205,47 @@ void ALTERA_PLL_SetPllReconfigReg(uint32_t reg, uint32_t val, int useSecondWRMas
}
#endif
LOG(logDEBUG2, ("pllparamreg:0x%x pllcontrolreg:0x%x addrofst:%d addrmsk:0x%x wrmask:0x%x\n",
ALTERA_PLL_Param_Reg, ALTERA_PLL_Cntrl_Reg, ALTERA_PLL_Cntrl_AddrOfst, ALTERA_PLL_Cntrl_AddrMask, wrmask));
LOG(logDEBUG2,
("pllparamreg:0x%x pllcontrolreg:0x%x addrofst:%d addrmsk:0x%x "
"wrmask:0x%x\n",
ALTERA_PLL_Param_Reg, ALTERA_PLL_Cntrl_Reg, ALTERA_PLL_Cntrl_AddrOfst,
ALTERA_PLL_Cntrl_AddrMask, wrmask));
// set parameter
bus_w(ALTERA_PLL_Param_Reg, val);
LOG(logDEBUG2, ("Set Parameter: ALTERA_PLL_Param_Reg:0x%x\n", bus_r(ALTERA_PLL_Param_Reg)));
LOG(logDEBUG2, ("Set Parameter: ALTERA_PLL_Param_Reg:0x%x\n",
bus_r(ALTERA_PLL_Param_Reg)));
usleep(ALTERA_PLL_WAIT_TIME_US);
// set address
bus_w(ALTERA_PLL_Cntrl_Reg, (reg << ALTERA_PLL_Cntrl_AddrOfst) & ALTERA_PLL_Cntrl_AddrMask);
LOG(logDEBUG2, ("Set Address: ALTERA_PLL_Cntrl_Reg:0x%x\n", bus_r(ALTERA_PLL_Cntrl_Reg)));
bus_w(ALTERA_PLL_Cntrl_Reg,
(reg << ALTERA_PLL_Cntrl_AddrOfst) & ALTERA_PLL_Cntrl_AddrMask);
LOG(logDEBUG2, ("Set Address: ALTERA_PLL_Cntrl_Reg:0x%x\n",
bus_r(ALTERA_PLL_Cntrl_Reg)));
usleep(ALTERA_PLL_WAIT_TIME_US);
//write parameter
// write parameter
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) | wrmask);
LOG(logDEBUG2, ("Set WR bit: ALTERA_PLL_Cntrl_Reg:0x%x\n", bus_r(ALTERA_PLL_Cntrl_Reg)));
LOG(logDEBUG2, ("Set WR bit: ALTERA_PLL_Cntrl_Reg:0x%x\n",
bus_r(ALTERA_PLL_Cntrl_Reg)));
usleep(ALTERA_PLL_WAIT_TIME_US);
bus_w(ALTERA_PLL_Cntrl_Reg, bus_r(ALTERA_PLL_Cntrl_Reg) & ~wrmask);
LOG(logDEBUG2, ("Unset WR bit: ALTERA_PLL_Cntrl_Reg:0x%x\n", bus_r(ALTERA_PLL_Cntrl_Reg)));
LOG(logDEBUG2, ("Unset WR bit: ALTERA_PLL_Cntrl_Reg:0x%x\n",
bus_r(ALTERA_PLL_Cntrl_Reg)));
usleep(ALTERA_PLL_WAIT_TIME_US);
}
void ALTERA_PLL_SetPhaseShift(int32_t phase, int clkIndex, int pos) {
LOG(logINFO, ("\tWriting PLL Phase Shift\n"));
uint32_t value = (((phase << ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST) & ALTERA_PLL_SHIFT_NUM_SHIFTS_MSK) |
((clkIndex << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) & ALTERA_PLL_SHIFT_CNT_SELECT_MSK) |
(pos ? ALTERA_PLL_SHIFT_UP_DOWN_POS_VAL : ALTERA_PLL_SHIFT_UP_DOWN_NEG_VAL));
uint32_t value = (((phase << ALTERA_PLL_SHIFT_NUM_SHIFTS_OFST) &
ALTERA_PLL_SHIFT_NUM_SHIFTS_MSK) |
((clkIndex << ALTERA_PLL_SHIFT_CNT_SELECT_OFST) &
ALTERA_PLL_SHIFT_CNT_SELECT_MSK) |
(pos ? ALTERA_PLL_SHIFT_UP_DOWN_POS_VAL
: ALTERA_PLL_SHIFT_UP_DOWN_NEG_VAL));
LOG(logDEBUG1, ("C%d phase word:0x%08x\n", clkIndex, value));
@@ -186,19 +257,22 @@ void ALTERA_PLL_SetPhaseShift(int32_t phase, int clkIndex, int pos) {
#endif
// write phase shift
ALTERA_PLL_SetPllReconfigReg(ALTERA_PLL_PHASE_SHIFT_REG, value, useSecondWR);
ALTERA_PLL_SetPllReconfigReg(ALTERA_PLL_PHASE_SHIFT_REG, value,
useSecondWR);
}
void ALTERA_PLL_SetModePolling() {
LOG(logINFO, ("\tSetting Polling Mode\n"));
ALTERA_PLL_SetPllReconfigReg(ALTERA_PLL_MODE_REG, ALTERA_PLL_MODE_PLLNG_MD_VAL, 0);
ALTERA_PLL_SetPllReconfigReg(ALTERA_PLL_MODE_REG,
ALTERA_PLL_MODE_PLLNG_MD_VAL, 0);
}
int ALTERA_PLL_SetOuputFrequency (int clkIndex, int pllVCOFreqMhz, int value) {
LOG(logDEBUG1, ("C%d: Setting output frequency to %d (pllvcofreq: %dMhz)\n", clkIndex, value, pllVCOFreqMhz));
int ALTERA_PLL_SetOuputFrequency(int clkIndex, int pllVCOFreqMhz, int value) {
LOG(logDEBUG1, ("C%d: Setting output frequency to %d (pllvcofreq: %dMhz)\n",
clkIndex, value, pllVCOFreqMhz));
// calculate output frequency
float total_div = (float)pllVCOFreqMhz / (float)value;
float total_div = (float)pllVCOFreqMhz / (float)value;
// assume 50% duty cycle
uint32_t low_count = total_div / 2;
@@ -210,28 +284,32 @@ int ALTERA_PLL_SetOuputFrequency (int clkIndex, int pllVCOFreqMhz, int value) {
++high_count;
odd_division = 1;
}
LOG(logINFO, ("\tC%d: Low:%d, High:%d, Odd:%d\n", clkIndex, low_count, high_count, odd_division));
LOG(logINFO, ("\tC%d: Low:%d, High:%d, Odd:%d\n", clkIndex, low_count,
high_count, odd_division));
// command to set output frequency
uint32_t val = (((low_count << ALTERA_PLL_C_COUNTER_LW_CNT_OFST) & ALTERA_PLL_C_COUNTER_LW_CNT_MSK) |
((high_count << ALTERA_PLL_C_COUNTER_HGH_CNT_OFST) & ALTERA_PLL_C_COUNTER_HGH_CNT_MSK) |
((odd_division << ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST) & ALTERA_PLL_C_COUNTER_ODD_DVSN_MSK) |
((clkIndex << ALTERA_PLL_C_COUNTER_SLCT_OFST) & ALTERA_PLL_C_COUNTER_SLCT_MSK));
uint32_t val = (((low_count << ALTERA_PLL_C_COUNTER_LW_CNT_OFST) &
ALTERA_PLL_C_COUNTER_LW_CNT_MSK) |
((high_count << ALTERA_PLL_C_COUNTER_HGH_CNT_OFST) &
ALTERA_PLL_C_COUNTER_HGH_CNT_MSK) |
((odd_division << ALTERA_PLL_C_COUNTER_ODD_DVSN_OFST) &
ALTERA_PLL_C_COUNTER_ODD_DVSN_MSK) |
((clkIndex << ALTERA_PLL_C_COUNTER_SLCT_OFST) &
ALTERA_PLL_C_COUNTER_SLCT_MSK));
LOG(logDEBUG1, ("C%d word:0x%08x\n", clkIndex, val));
// write frequency (post-scale output counter C)
ALTERA_PLL_SetPllReconfigReg(ALTERA_PLL_C_COUNTER_REG, val, 0);
// reset required to keep the phase (must reconfigure adcs again after this as adc clock is stopped temporarily when resetting pll)
ALTERA_PLL_ResetPLL ();
// reset required to keep the phase (must reconfigure adcs again after this
// as adc clock is stopped temporarily when resetting pll)
ALTERA_PLL_ResetPLL();
/*double temp = ((double)pllVCOFreqMhz / (double)(low_count + high_count));
if ((temp - (int)temp) > 0.0001) {
temp += 0.5;
}
return (int)temp;
*/
return value;
if ((temp - (int)temp) > 0.0001) {
temp += 0.5;
}
return (int)temp;
*/
return value;
}