mirror of
https://github.com/MiSTer-devel/Main_MiSTer.git
synced 2026-04-12 03:04:02 +00:00
64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
#ifndef SPI_H
|
|
#define SPI_H
|
|
|
|
#include <inttypes.h>
|
|
#include "fpga_io.h"
|
|
|
|
#define OSD_HDMI 1
|
|
#define OSD_VGA 2
|
|
#define OSD_ALL (OSD_VGA|OSD_HDMI)
|
|
|
|
/* chip select functions */
|
|
void EnableFpga();
|
|
void DisableFpga();
|
|
void EnableOsd();
|
|
void DisableOsd();
|
|
void EnableIO();
|
|
void DisableIO();
|
|
|
|
// base functions
|
|
uint8_t inline spi_b(uint8_t parm)
|
|
{
|
|
return (uint8_t)fpga_spi(parm);
|
|
}
|
|
|
|
uint16_t inline spi_w(uint16_t word)
|
|
{
|
|
return fpga_spi(word);
|
|
}
|
|
|
|
// input only helper
|
|
uint8_t inline spi_in()
|
|
{
|
|
return (uint8_t)fpga_spi(0);
|
|
}
|
|
|
|
#define spi8(x) spi_b(x)
|
|
|
|
void spi32_b(uint32_t parm);
|
|
uint32_t spi32_w(uint32_t parm);
|
|
|
|
/* block transfer functions */
|
|
void spi_read(uint8_t *addr, uint32_t len, int wide);
|
|
void spi_write(const uint8_t *addr, uint32_t len, int wide);
|
|
void spi_block_read(uint8_t *addr, int wide, int sz = 512);
|
|
void spi_block_write(const uint8_t *addr, int wide, int sz = 512);
|
|
|
|
/* OSD related SPI functions */
|
|
void EnableOsd_on(int target);
|
|
void spi_osd_cmd_cont(uint8_t cmd);
|
|
void spi_osd_cmd(uint8_t cmd);
|
|
void spi_osd_cmd8_cont(uint8_t cmd, uint8_t parm);
|
|
void spi_osd_cmd8(uint8_t cmd, uint8_t parm);
|
|
|
|
/* User_io related SPI functions */
|
|
uint16_t spi_uio_cmd_cont(uint16_t cmd);
|
|
uint16_t spi_uio_cmd(uint16_t cmd);
|
|
uint8_t spi_uio_cmd8_cont(uint8_t cmd, uint8_t parm);
|
|
uint8_t spi_uio_cmd8(uint8_t cmd, uint8_t parm);
|
|
uint16_t spi_uio_cmd16(uint8_t cmd, uint16_t parm);
|
|
void spi_uio_cmd32(uint8_t cmd, uint32_t parm, int wide);
|
|
void spi_uio_cmd32_cont(uint8_t cmd, uint32_t parm);
|
|
|
|
#endif // SPI_H
|