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knc-asic.h
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knc-asic.h
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#ifndef _CGMINER_NEPTUNE_H
#define _CGMINER_NEPTUNE_H
#include <stdint.h>
#include "miner.h"
/* ASIC Command codes */
#define KNC_ASIC_CMD_GETINFO 0x80
#define KNC_ASIC_CMD_SETWORK 0x81
#define KNC_ASIC_CMD_SETWORK_CLEAN 0x83 /* Neptune */
#define KNC_ASIC_CMD_HALT 0x83 /* Jupiter */
#define KNC_ASIC_CMD_REPORT 0x82
/* Status byte */
#define KNC_ASIC_ACK_CRC (1<<5)
#define KNC_ASIC_ACK_ACCEPT (1<<2)
#define KNC_ASIC_ACK_MASK (~(KNC_ASIC_ACK_CRC|KNC_ASIC_ACK_ACCEPT))
#define KNC_ASIC_ACK_MATCH ((1<<7)|(1<<0))
/* Version word */
#define KNC_ASIC_VERSION_JUPITER 0xa001
#define KNC_ASIC_VERSION_NEPTUNE 0xa002
/* Limits of current chips & I/O board */
#define KNC_MAX_CORES_PER_DIE 360
#define KNC_MAX_ASICS 6
struct knc_die_info {
enum {
KNC_VERSION_UNKNOWN = 0,
KNC_VERSION_JUPITER,
KNC_VERSION_NEPTUNE
} version;
char want_work[KNC_MAX_CORES_PER_DIE];
int cores;
int pll_locked;
int hash_reset_n;
int pll_reset_n;
int pll_power_down;
};
#define KNC_NONCES_PER_REPORT 5
struct knc_report {
int next_state;
int state;
int next_slot;
int active_slot;
uint32_t progress;
struct {
int slot;
uint32_t nonce;
} nonce[KNC_NONCES_PER_REPORT];
};
int knc_prepare_info(uint8_t *request, int die, struct knc_die_info *die_info, int *response_size);
int knc_prepare_report(uint8_t *request, int die, int core);
int knc_prepare_neptune_setwork(uint8_t *request, int die, int core, int slot, struct work *work, int clean);
int knc_prepare_jupiter_setwork(uint8_t *request, int die, int core, int slot, struct work *work);
int knc_prepare_jupiter_halt(uint8_t *request, int die, int core);
int knc_prepare_neptune_halt(uint8_t *request, int die, int core);
int knc_decode_info(uint8_t *response, struct knc_die_info *die_info);
int knc_decode_report(uint8_t *response, struct knc_report *report, int version);
void knc_prepare_neptune_message(int request_length, const uint8_t *request, uint8_t *buffer);
#define KNC_ACCEPTED (1<<0)
#define KNC_ERR_CRC (1<<1)
#define KNC_ERR_ACK (1<<2)
#define KNC_ERR_CRCACK (1<<3)
#define KNC_ERR_UNAVAIL (1<<4)
#define KNC_ERR_MASK (~(KNC_ACCEPTED))
#define KNC_IS_ERROR(x) (((x) & KNC_ERR_MASK) != 0)
int knc_prepare_transfer(uint8_t *txbuf, int offset, int size, int channel, int request_length, const uint8_t *request, int response_length);
int knc_decode_response(uint8_t *rxbuf, int request_length, uint8_t **response, int response_length);
int knc_syncronous_transfer(void *ctx, int channel, int request_length, const uint8_t *request, int response_length, uint8_t *response);
/* Detect ASIC DIE version */
int knc_detect_die(void *ctx, int channel, int die, struct knc_die_info *die_info);
/* red, green, blue valid range 0 - 15. No response or checksum from controller */
int knc_prepare_led(uint8_t *txbuf, int offset, int size, int red, int green, int blue);
/* Reset controller */
int knc_prepare_reset(uint8_t *txbuf, int offset, int size);
#endif