diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc/shared/include/gradcdac.h')
| -rw-r--r-- | c/src/lib/libbsp/sparc/shared/include/gradcdac.h | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/c/src/lib/libbsp/sparc/shared/include/gradcdac.h b/c/src/lib/libbsp/sparc/shared/include/gradcdac.h deleted file mode 100644 index b52077845f..0000000000 --- a/c/src/lib/libbsp/sparc/shared/include/gradcdac.h +++ /dev/null @@ -1,227 +0,0 @@ -/* ADC / DAC (GRADCDAC) interface -/* - * COPYRIGHT (c) 2009. - * Cobham Gaisler AB. - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#ifndef __GRADCDAC_H__ -#define __GRADCDAC_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -struct gradcdac_regs { - volatile unsigned int config; /* 0x00 Configuration Register */ - volatile unsigned int status; /* 0x04 Status Register */ - int unused0[2]; - volatile unsigned int adc_din; /* 0x10 ADC Data Input Register */ - volatile unsigned int dac_dout; /* 0x14 DAC Data Output Register */ - int unused1[2]; - volatile unsigned int adrin; /* 0x20 Address Input Register */ - volatile unsigned int adrout; /* 0x24 Address Output Register */ - volatile unsigned int adrdir; /* 0x28 Address Direction Register */ - int unused2[1]; - volatile unsigned int data_in; /* 0x30 Data Input Register */ - volatile unsigned int data_out; /* 0x34 Data Output Register */ - volatile unsigned int data_dir; /* 0x38 Data Direction Register */ -}; - -#define GRADCDAC_CFG_DACWS 0x00f80000 -#define GRADCDAC_CFG_WRPOL 0x00040000 -#define GRADCDAC_CFG_DACDW 0x00030000 -#define GRADCDAC_CFG_ADCWS 0x0000f800 -#define GRADCDAC_CFG_RCPOL 0x00000400 -#define GRADCDAC_CFG_CSMODE 0x00000300 -#define GRADCDAC_CFG_CSPOL 0x00000080 -#define GRADCDAC_CFG_RDYMODE 0x00000040 -#define GRADCDAC_CFG_RDYPOL 0x00000020 -#define GRADCDAC_CFG_TRIGPOL 0x00000010 -#define GRADCDAC_CFG_TRIGMODE 0x0000000c -#define GRADCDAC_CFG_ADCDW 0x00000003 - -#define GRADCDAC_CFG_DACWS_BIT 19 -#define GRADCDAC_CFG_WRPOL_BIT 18 -#define GRADCDAC_CFG_DACDW_BIT 16 -#define GRADCDAC_CFG_ADCWS_BIT 11 -#define GRADCDAC_CFG_RCPOL_BIT 10 -#define GRADCDAC_CFG_CSMODE_BIT 8 -#define GRADCDAC_CFG_CSPOL_BIT 7 -#define GRADCDAC_CFG_RDYMODE_BIT 6 -#define GRADCDAC_CFG_RDYPOL_BIT 5 -#define GRADCDAC_CFG_TRIGPOL_BIT 4 -#define GRADCDAC_CFG_TRIGMODE_BIT 2 -#define GRADCDAC_CFG_ADCDW_BIT 0 - -#define GRADCDAC_STATUS_DACNO 0x40 -#define GRADCDAC_STATUS_DACRDY 0x20 -#define GRADCDAC_STATUS_DACON 0x10 -#define GRADCDAC_STATUS_ADCTO 0x08 -#define GRADCDAC_STATUS_ADCNO 0x04 -#define GRADCDAC_STATUS_ADCRDY 0x02 -#define GRADCDAC_STATUS_ADCON 0x01 - -#define GRADCDAC_STATUS_DACNO_BIT 6 -#define GRADCDAC_STATUS_DACRDY_BIT 5 -#define GRADCDAC_STATUS_DACON_BIT 4 -#define GRADCDAC_STATUS_ADCTO_BIT 3 -#define GRADCDAC_STATUS_ADCNO_BIT 2 -#define GRADCDAC_STATUS_ADCRDY_BIT 1 -#define GRADCDAC_STATUS_ADCON_BIT 0 - -#define GRADCDAC_IRQ_DAC 1 -#define GRADCDAC_IRQ_ADC 0 - -struct gradcdac_config { - unsigned char dac_ws; - char wr_pol; - unsigned char dac_dw; - unsigned char adc_ws; - char rc_pol; - unsigned char cs_mode; - char cs_pol; - char ready_mode; - char ready_pol; - char trigg_pol; - unsigned char trigg_mode; - unsigned char adc_dw; -}; - -extern void *gradcdac_open(char *devname); - -extern void gradcdac_set_config(void *cookie, struct gradcdac_config *cfg); - -extern void gradcdac_get_config(void *cookie, struct gradcdac_config *cfg); - -extern void gradcdac_set_cfg(void *cookie, unsigned int config); - -extern unsigned int gradcdac_get_cfg(void *cookie); - -extern unsigned int gradcdac_get_status(void *cookie); - -static int __inline__ gradcdac_DAC_ReqRej(unsigned int status) -{ - return (status & GRADCDAC_STATUS_DACNO); -} - -static int __inline__ gradcdac_DAC_isCompleted(unsigned int status) -{ - return (status & GRADCDAC_STATUS_DACRDY); -} - -static int __inline__ gradcdac_DAC_isOngoing(unsigned int status) -{ - return (status & GRADCDAC_STATUS_DACON); -} - -static int __inline__ gradcdac_ADC_isTimeouted(unsigned int status) -{ - return (status & GRADCDAC_STATUS_ADCTO); -} - -static int __inline__ gradcdac_ADC_ReqRej(unsigned int status) -{ - return (status & GRADCDAC_STATUS_ADCNO); -} - -static int __inline__ gradcdac_ADC_isCompleted(unsigned int status) -{ - return (status & GRADCDAC_STATUS_ADCRDY); -} - -static int __inline__ gradcdac_ADC_isOngoing(unsigned int status) -{ - return (status & GRADCDAC_STATUS_ADCON); -} - -#define GRADCDAC_ISR_BOTH 3 -#define GRADCDAC_ISR_DAC 2 -#define GRADCDAC_ISR_ADC 1 - -/* Install IRQ handler for ADC and/or DAC interrupt. - * The installed IRQ handler(ISR) must read the status - * register to clear the pending interrupt avoiding multiple - * entries to the ISR caused by the same IRQ. - * - * \param adc 1=ADC interrupt, 2=ADC interrupt, 3=ADC and DAC interrupt - * \param isr Interrupt service routine called when IRQ is fired - * \param arg custom argument passed to ISR when called. - */ -extern int gradcdac_install_irq_handler - (void *cookie, int adc, void (*isr)(void *cookie, void *arg), void *arg); - -extern void gradcdac_uninstall_irq_handler(void *cookie, int adc); - -/* Make the ADC circuitry initialize a analogue to digital - * conversion. The result can be read out by gradcdac_adc_convert_try - * or gradcdac_adc_convert. - */ -extern void gradcdac_adc_convert_start(void *cookie); - -/* Tries to read the conversion result. If the circuitry is busy - * converting the function return a non-zero value, if the conversion - * has successfully finished the function return zero. - * - * \param digital_value the resulting converted value is placed here - * \return zero = ADC conversion complete, digital_value contain current conversion result - * positive = ADC busy, digital_value contain previous conversion result - * negative = Conversion request failed. - */ -extern int gradcdac_adc_convert_try(void *cookie, unsigned short *digital_value); - -/* Waits until the ADC circuity has finished a digital to analogue - * conversion. The Waiting is implemented as a busy loop utilizing - * 100% CPU load. - * - * \return zero = Conversion ok - * negative = Conversion request failed. - */ -extern int gradcdac_adc_convert(void *cookie, unsigned short *digital_value); - -/* Try to make the DAC circuitry initialize a digital to analogue - * conversion. If the circuitry is busy by a previous conversion - * the function return a non-zero value, if the conversion is - * successfully initialized the function return zero. - */ -extern int gradcdac_dac_convert_try(void *cookie, unsigned short digital_value); - -/* Initializes a digital to analogue conversion by waiting until - * previous conversions is finished before procceding with the - * conversion. The Waiting is implemented as a busy loop utilizing - * 100% CPU load. - */ -extern void gradcdac_dac_convert(void *cookie, unsigned short digital_value); - -extern unsigned int gradcdac_get_adrinput(void *cookie); -extern void gradcdac_set_adrinput(void *cookie, unsigned int input); - -extern unsigned int gradcdac_get_adroutput(void *cookie); -extern void gradcdac_set_adroutput(void *cookie, unsigned int output); - -extern unsigned int gradcdac_get_adrdir(void *cookie); -extern void gradcdac_set_adrdir(void *cookie, unsigned int dir); - -extern unsigned int gradcdac_get_datainput(void *cookie); -extern void gradcdac_set_datainput(void *cookie, unsigned int input); - -extern unsigned int gradcdac_get_dataoutput(void *cookie); -extern void gradcdac_set_dataoutput(void *cookie, unsigned int output); - -extern unsigned int gradcdac_get_datadir(void *cookie); -extern void gradcdac_set_datadir(void *cookie, unsigned int dir); - -/* Show one or all GRADCDAC cores. If cookie is NULL all GRADCDAC's are shown */ -extern void grAdcDacShow(void *cookie); - -/* Register Driver routine */ -extern void gradcdac_register_drv (void); - -#ifdef __cplusplus -} -#endif - -#endif |