added SCIF and PFC description for SH7305

This commit is contained in:
Sylvain PILLOT 2022-11-27 22:20:07 +01:00
parent f69f92b938
commit 71816fbcb0
4 changed files with 404 additions and 0 deletions

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@ -79,6 +79,186 @@ typedef volatile struct
// TODO: Document the SH7305 Pin Function Controller
//---
typedef volatile word_union( sh7305_Port_Control_Register_t,
uint16_t P7MD :2;
uint16_t P6MD :2;
uint16_t P5MD :2;
uint16_t P4MD :2;
uint16_t P3MD :2;
uint16_t P2MD :2;
uint16_t P1MD :2;
uint16_t P0MD :2;
);
typedef volatile byte_union( sh7305_port_data_register_t,
uint8_t P7DT :1;
uint8_t P6DT :1;
uint8_t P5DT :1;
uint8_t P4DT :1;
uint8_t P3DT :1;
uint8_t P2DT :1;
uint8_t P1DT :1;
uint8_t P0DT :1;
);
typedef volatile word_union( sh7305_pin_select_register_t,
uint16_t PS15 :1;
uint16_t PS14 :1;
uint16_t PS13 :1;
uint16_t PS12 :1;
uint16_t PS11 :1;
uint16_t PS10 :1;
uint16_t PS9 :1;
uint16_t PS8 :1;
uint16_t PS7 :1;
uint16_t PS6 :1;
uint16_t PS5 :1;
uint16_t PS4 :1;
uint16_t PS3 :1;
uint16_t PS2 :1;
uint16_t PS1 :1;
uint16_t PS0 :1;
);
typedef volatile word_union( sh7305_IO_buffer_hiz_control_register_t,
uint16_t HIZ15 :1;
uint16_t HIZ14 :1;
uint16_t HIZ13 :1;
uint16_t HIZ12 :1;
uint16_t HIZ11 :1;
uint16_t HIZ10 :1;
uint16_t HIZ9 :1;
uint16_t HIZ8 :1;
uint16_t HIZ7 :1;
uint16_t HIZ6 :1;
uint16_t HIZ5 :1;
uint16_t HIZ4 :1;
uint16_t HIZ3 :1;
uint16_t HIZ2 :1;
uint16_t HIZ1 :1;
uint16_t HIZ0 :1;
);
typedef volatile word_union( sh7305_module_function_select_register_t,
uint16_t MSEL15 :1;
uint16_t MSEL14 :1;
uint16_t MSEL13 :1;
uint16_t MSEL12 :1;
uint16_t MSEL11 :1;
uint16_t MSEL10 :1;
uint16_t MSEL9 :1;
uint16_t MSEL8 :1;
uint16_t MSEL7 :1;
uint16_t MSEL6 :1;
uint16_t MSEL5 :1;
uint16_t MSEL4 :1;
uint16_t MSEL3 :1;
uint16_t MSEL2 :1;
uint16_t MSEL1 :1;
uint16_t MSEL0 :1;
);
typedef volatile word_union( sh7305_IO_buffer_drive_control_register_t,
uint16_t DRV15 :1;
uint16_t DRV14 :1;
uint16_t DRV13 :1;
uint16_t DRV12 :1;
uint16_t DRV11 :1;
uint16_t DRV10 :1;
uint16_t DRV9 :1;
uint16_t DRV8 :1;
uint16_t DRV7 :1;
uint16_t DRV6 :1;
uint16_t DRV5 :1;
uint16_t DRV4 :1;
uint16_t DRV3 :1;
uint16_t DRV2 :1;
uint16_t DRV1 :1;
uint16_t DRV0 :1;
);
typedef volatile struct
{
// List of all PORT CONTROL REGISTERS (PCRs)
sh7305_Port_Control_Register_t PACR;
sh7305_Port_Control_Register_t PBCR;
sh7305_Port_Control_Register_t PCCR;
sh7305_Port_Control_Register_t PDCR;
sh7305_Port_Control_Register_t PECR;
sh7305_Port_Control_Register_t PFCR;
sh7305_Port_Control_Register_t PGCR;
sh7305_Port_Control_Register_t PHCR;
sh7305_Port_Control_Register_t PJCR;
sh7305_Port_Control_Register_t PKCR;
sh7305_Port_Control_Register_t PLCR;
sh7305_Port_Control_Register_t PMCR;
sh7305_Port_Control_Register_t PNCR;
sh7305_Port_Control_Register_t PQCR;
sh7305_Port_Control_Register_t PRCR;
sh7305_Port_Control_Register_t PSCR;
sh7305_Port_Control_Register_t PTCR;
sh7305_Port_Control_Register_t PUCR;
sh7305_Port_Control_Register_t PVCR;
sh7305_Port_Control_Register_t PWCR;
sh7305_Port_Control_Register_t PXCR;
sh7305_Port_Control_Register_t PYCR;
sh7305_Port_Control_Register_t PZCR;
// List of all PORT DATA REGISTERS (PDRs)
sh7305_port_data_register_t PADR;
sh7305_port_data_register_t PBDR;
sh7305_port_data_register_t PCDR;
sh7305_port_data_register_t PDDR;
sh7305_port_data_register_t PEDR;
sh7305_port_data_register_t PFDR;
sh7305_port_data_register_t PGDR;
sh7305_port_data_register_t PHDR;
sh7305_port_data_register_t PJDR;
sh7305_port_data_register_t PKDR;
sh7305_port_data_register_t PLDR;
sh7305_port_data_register_t PMDR;
sh7305_port_data_register_t PNDR;
sh7305_port_data_register_t PQDR;
sh7305_port_data_register_t PRDR;
sh7305_port_data_register_t PSDR;
sh7305_port_data_register_t PTDR;
sh7305_port_data_register_t PUDR;
sh7305_port_data_register_t PVDR;
sh7305_port_data_register_t PWDR;
sh7305_port_data_register_t PXDR;
sh7305_port_data_register_t PYDR;
sh7305_port_data_register_t PZDR;
// List of all IO BUFFER HI-Z CONTROL REGISTERS (HIZCRs)
sh7305_IO_buffer_hiz_control_register_t HIZCRA;
sh7305_IO_buffer_hiz_control_register_t HIZCRB;
sh7305_IO_buffer_hiz_control_register_t HIZCRC;
sh7305_IO_buffer_hiz_control_register_t HIZCRD;
// List of all MODULE FUNCTION SELECT REGISTERS (MSELs)
sh7305_module_function_select_register_t MSELCRA;
sh7305_module_function_select_register_t MSELCRB;
// PULL-UP CONTROL REGISTER (PULCR)
word_union( PULCR,
uint16_t PUL15 :1;
uint16_t reserved : 15;
);
// List of all IO BUFFER DRIVE CONTROL REGISTERS (DRVCRs)
sh7305_IO_buffer_drive_control_register_t DRVCRA;
sh7305_IO_buffer_drive_control_register_t DRVCRB;
sh7305_IO_buffer_drive_control_register_t DRVCRC;
} sh7305_pfc_t;
#define SH7305_PFC (*((sh7305_pfc_t *)0xa4050100))
#ifdef __cplusplus
}
#endif

108
include/gint/mpu/scif.h Normal file
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@ -0,0 +1,108 @@
//---
// gint:mpu:scif - Serial Communication Interface with FIFO (SCIF)
//---
#ifndef GINT_MPU_SCIF
#define GINT_MPU_SCIF
#ifdef __cplusplus
extern "C" {
#endif
#include <gint/defs/attributes.h>
#include <gint/defs/types.h>
typedef volatile struct
{
// Serial Mode
word_union(SCSMR,
uint16_t :8; //Reserved
uint16_t CA :1; //Communication Mode.
uint16_t CHR :1; //Character Length.
uint16_t PE :1; //Parity Enable
uint16_t OE :1; //Parity Mode
uint16_t STOP :1; //Bit Stop Length
uint16_t :1; //Reserved
uint16_t CKS :2; //Clock Select
);
pad(0x2);
// Serial Bit Rate
uint8_t SCBRD; //set the bit rate of serial transmission/reception in relation to the operating clock of the baud rate generator
pad(0x3);
// Serial Control
word_union(SCSCR,
uint16_t :8; //Reserved
uint16_t TIE :1; //Transmit Interrupt Enable
uint16_t RIE :1; //Receive Interrupt Enable
uint16_t TE :1; //Transmit Enable
uint16_t RE :1; //Receive Mode
uint16_t REIE :1; //Receive Error Interrupt Enable
uint16_t :1; //Reserved
uint16_t CKE :2; //Clock Enable
);
pad(0x2);
// Serial Transmit data
uint8_t SCFTD; // FIFO for serial transmit data
pad(0x3);
// Serial Status
word_union(SCFSR,
uint16_t PERC :4; //Number of Parity Errors
uint16_t FERC :4; //Number of Framing Errors
uint16_t ER :1; //Receive Error
uint16_t TEND :1; //Transmit End
uint16_t TDFE :1; //Transmit FIFO Data Empty
uint16_t BRK :1; //Break Detection
uint16_t FER :1; //Framing Error Indication
uint16_t PER :1; //Parity Error Indication
uint16_t RDF :1; //Receive FIFO Data Full
uint16_t DR :1; //Received data Ready
);
pad(0x2);
// Serial Receive data
uint8_t SCFRD; // FIFO for serial received data
pad(0x3);
// Serial FIFO Control
word_union(SCFCR,
uint16_t :8; //Reserved
uint16_t RTRG :2; //Receive FIFO Data Trigger
uint16_t TTRG :2; //Transmit FIFO Data Trigger
uint16_t :1; //Reserved
uint16_t TFRST :1; //Transmit FIFO Data Register Reset
uint16_t RFRST :1; //Receive FIFO Data Register Reset
uint16_t LOOP :1; //Loopback Test
);
pad(0x2);
// Serial FIFO Count
word_union(SCFDR,
uint16_t :3; //Reserved
uint16_t TFDC :5; //Number of Data Bytes in Transmit FIFO
uint16_t :3; //Reserved
uint16_t RFDC :5; //Number of Data Bytes in Receive FIFO
);
pad(0x2);
// Serial Line Status
word_union(SCLSR,
uint16_t :15; //Reserved
uint16_t ORER :1; //Overrun Error
);
pad(0x2);
} GPACKED(4) sh7305_scif_t;
#define SH7305_SCIF (*((sh7305_scif_t *)0x0xa4410000))
#ifdef __cplusplus
}
#endif
#endif /* GINT_MPU_SCIF */

38
include/gint/serial.h Normal file
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@ -0,0 +1,38 @@
//---
// gint:serial - Serial operation
//---
#ifndef GINT_SERIAL
#define GINT_SERIAL
#ifdef __cplusplus
extern "C" {
#endif
#include <gint/mpu/scif.h>
#include <gint/hardware.h>
#include <gint/defs/types.h>
#include <gint/defs/call.h>
int gint_serial_read_one_byte(unsigned char *dest);
int gint_serial_write_one_byte(unsigned char byte);
int gint_serial_write_bytes(unsigned char *src, int size);
int gint_serial_clear_receive_buffer(void);
int gint_serial_clear_transmit_buffer(void);
int gint_serial_open(unsigned char *conf);
int gint_serial_close(int mode);
#ifdef __cplusplus
}
#endif
#endif /* GINT_SERIAL */

78
src/scif/scif.c Normal file
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@ -0,0 +1,78 @@
//---
// gint:serial - Serial operation
//---
#include <gint/serial.h>
#define SCIF SH7305_SCIF
int gint_serial_read_one_byte(unsigned char *dest)
{
};
int gint_serial_write_one_byte(unsigned char byte)
{
};
int gint_serial_write_bytes(unsigned char *src, int size)
{
};
int gint_serial_clear_receive_buffer(void)
{
};
int gint_serial_clear_transmit_buffer(void)
{
};
int gint_serial_open(unsigned char *conf)
{
SCIF.SCSCR.TE=0b0;
SCIF.SCSCR.RE=0b0;
SCIF.SCSCR.TIE=0b0;
SCIF.SCSCR.RIE=0b0;
SCIF.SCFCR.TFRST=0b1;
SCIF.SCFCR.RFRST=0b1;
SCIF.SCLCR.ORER=0b0;
SCIF.SCFSR.ER=0b0;
SCIF.SCFSR.DR=0b0;
SCIF.SCFSR.BRK=0b0;
SCIF.SCSCR.CKE=0b01; //set to internal clock
SCIF.SCSMR.CA = 0b1; // clock synchronous mode
SCIF.SCSMR.CHR = 0b0; // 8bits length for data
SCIF.SCSMR.PE = 0b0; // Parity bit not set
SCIF.SCSMR.OE = 0b0; // just cleared, no effect as no parity is set
SCIF.SCSMR.STOP = 0b0; // not effect in synchronous mode
SCIF.SCSMR.CKS = 0b00; // 00=Pphi, 01=Pphi/4, 10=Pphi/16, 11=Pphi/64
SCIF.SCFCR.RTRG = 0b11;
SCIF.SCFCR.TTRG = 0b11;
SCIF.SCFCR.RFRST = 0b0;
SCIF.SCFCR.TFRST = 0b0;
//PFC setting for external pins used
//SCK, TXD, RXD
SCIF.SCSCR.TE=0b1;
SCIF.SCSCR.RE=0b1;
SCIF.SCSCR.TIE=0b1;
SCIF.SCSCR.RIE=0b1;
SCIF.SCSCR.REIE=0b1;
};
int gint_serial_close(int mode)
{
};