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mcp2210.h
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mcp2210.h
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/*
* Copyright 2014 Con Kolivas
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at your option)
* any later version. See COPYING for more details.
*/
#ifndef MCP2210_H
#define MCP2210_H
#define MCP2210_BUFFER_LENGTH 64
#define MCP2210_TRANSFER_MAX 60
#define MCP2210_PIN_GPIO 0x0
#define MCP2210_PIN_CS 0x1
#define MCP2210_PIN_DEDICATED 0x2
#define MCP2210_GPIO_PIN_LOW 0
#define MCP2210_GPIO_PIN_HIGH 1
#define MCP2210_GPIO_OUTPUT 0
#define MCP2210_GPIO_INPUT 1
#define MCP2210_SPI_CANCEL 0x11
#define MCP2210_GET_GPIO_SETTING 0x20
#define MCP2210_SET_GPIO_SETTING 0x21
#define MCP2210_SET_GPIO_PIN_VAL 0x30
#define MCP2210_GET_GPIO_PIN_VAL 0x31
#define MCP2210_SET_GPIO_PIN_DIR 0x32
#define MCP2210_GET_GPIO_PIN_DIR 0x33
#define MCP2210_SET_SPI_SETTING 0X40
#define MCP2210_GET_SPI_SETTING 0X41
#define MCP2210_SPI_TRANSFER 0x42
#define MCP2210_SPI_TRANSFER_SUCCESS 0x00
#define MCP2210_SPI_TRANSFER_ERROR_NA 0xF7 // SPI not available due to external owner
#define MCP2210_SPI_TRANSFER_ERROR_IP 0xF8 // SPI not available due to transfer in progress
struct gpio_pin {
uint8_t pin[9];
};
struct mcp_settings {
struct gpio_pin designation;
struct gpio_pin value;
struct gpio_pin direction;
unsigned int bitrate, icsv, acsv, cstdd, ldbtcsd, sdbd, bpst, spimode;
};
bool mcp2210_send_recv(struct cgpu_info *cgpu, char *buf, enum usb_cmds cmd);
bool mcp2210_get_gpio_settings(struct cgpu_info *cgpu, struct mcp_settings *mcp);
bool mcp2210_set_gpio_settings(struct cgpu_info *cgpu, struct mcp_settings *mcp);
bool mcp2210_get_gpio_pindes(struct cgpu_info *cgpu, struct gpio_pin *gp);
bool mcp2210_get_gpio_pinvals(struct cgpu_info *cgpu, struct gpio_pin *gp);
bool mcp2210_get_gpio_pindirs(struct cgpu_info *cgpu, struct gpio_pin *gp);
bool mcp2210_get_gpio_pin(struct cgpu_info *cgpu, int pin, int *des);
bool mcp2210_get_gpio_pinval(struct cgpu_info *cgpu, int pin, int *val);
bool mcp2210_get_gpio_pindir(struct cgpu_info *cgpu, int pin, int *dir);
bool mcp2210_spi_cancel(struct cgpu_info *cgpu);
bool
mcp2210_get_spi_transfer_settings(struct cgpu_info *cgpu, unsigned int *bitrate, unsigned int *icsv,
unsigned int *acsv, unsigned int *cstdd, unsigned int *ldbtcsd,
unsigned int *sdbd, unsigned int *bpst, unsigned int *spimode);
bool
mcp2210_set_spi_transfer_settings(struct cgpu_info *cgpu, unsigned int bitrate, unsigned int icsv,
unsigned int acsv, unsigned int cstdd, unsigned int ldbtcsd,
unsigned int sdbd, unsigned int bpst, unsigned int spimode);
bool mcp2210_spi_transfer(struct cgpu_info *cgpu, struct mcp_settings *mcp,
char *data, unsigned int *length);
#endif /* MCP2210_H */