1*433d6423SLionel Sambuc #ifndef SRC_H 2*433d6423SLionel Sambuc #define SRC_H 3*433d6423SLionel Sambuc 4*433d6423SLionel Sambuc #include "es1371.h" 5*433d6423SLionel Sambuc #include "wait.h" 6*433d6423SLionel Sambuc 7*433d6423SLionel Sambuc int SRCInit(DEV_STRUCT * DSP); 8*433d6423SLionel Sambuc int SRCRegRead(DEV_STRUCT * DSP, u16_t reg, u16_t *data); 9*433d6423SLionel Sambuc int SRCRegWrite(DEV_STRUCT * DSP, u16_t reg, u16_t val); 10*433d6423SLionel Sambuc void SRCSetRate(DEV_STRUCT * DSP, char src_base, u16_t rate); 11*433d6423SLionel Sambuc 12*433d6423SLionel Sambuc 13*433d6423SLionel Sambuc /* register/base and control equates for the SRC RAM */ 14*433d6423SLionel Sambuc #define SRC_SYNTH_FIFO 0x00 15*433d6423SLionel Sambuc #define SRC_DAC_FIFO 0x20 16*433d6423SLionel Sambuc #define SRC_ADC_FIFO 0x40 17*433d6423SLionel Sambuc #define SRC_SYNTH_BASE 0x70 18*433d6423SLionel Sambuc #define SRC_DAC_BASE 0x74 19*433d6423SLionel Sambuc #define SRC_ADC_BASE 0x78 20*433d6423SLionel Sambuc #define SRC_SYNTH_LVOL 0x7c 21*433d6423SLionel Sambuc #define SRC_SYNTH_RVOL 0x7d 22*433d6423SLionel Sambuc #define SRC_DAC_LVOL 0x7e 23*433d6423SLionel Sambuc #define SRC_DAC_RVOL 0x7f 24*433d6423SLionel Sambuc #define SRC_ADC_LVOL 0x6c 25*433d6423SLionel Sambuc #define SRC_ADC_RVOL 0x6d 26*433d6423SLionel Sambuc 27*433d6423SLionel Sambuc #define SRC_TRUNC_N_OFF 0x00 28*433d6423SLionel Sambuc #define SRC_INT_REGS_OFF 0x01 29*433d6423SLionel Sambuc #define SRC_ACCUM_FRAC_OFF 0x02 30*433d6423SLionel Sambuc #define SRC_VFREQ_FRAC_OFF 0x03 31*433d6423SLionel Sambuc 32*433d6423SLionel Sambuc /* miscellaneous control defines */ 33*433d6423SLionel Sambuc #define SRC_IOPOLL_COUNT 0x1000UL 34*433d6423SLionel Sambuc #define SRC_WENABLE (1UL << 24) 35*433d6423SLionel Sambuc #define SRC_BUSY_BIT 23 36*433d6423SLionel Sambuc #define SRC_BUSY (1UL << SRC_BUSY_BIT) 37*433d6423SLionel Sambuc #define SRC_DISABLE (1UL << 22) 38*433d6423SLionel Sambuc #define SRC_SYNTHFREEZE (1UL << 21) 39*433d6423SLionel Sambuc #define SRC_DACFREEZE (1UL << 20) 40*433d6423SLionel Sambuc #define SRC_ADCFREEZE (1UL << 19) 41*433d6423SLionel Sambuc #define SRC_CTLMASK 0x00780000UL 42*433d6423SLionel Sambuc 43*433d6423SLionel Sambuc #endif /* SRC_H */ 44