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78 lines
1.7 KiB
78 lines
1.7 KiB
/*
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* upstream_spi.h
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*
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* Created on: 24/07/2015
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* Author: Robert Fisk
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*/
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#ifndef INC_UPSTREAM_SPI_H_
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#define INC_UPSTREAM_SPI_H_
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#include "usbh_config.h"
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#define UPSTREAM_PACKET_HEADER_LEN (2) //Min length = CommandClass & Command bytes
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#define UPSTREAM_PACKET_LEN (UPSTREAM_PACKET_HEADER_LEN + USBH_MAX_DATA_BUFFER)
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#define UPSTREAM_PACKET_LEN_MIN (UPSTREAM_PACKET_HEADER_LEN)
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#define SPI_INTERFACE_FREAKOUT_VOID \
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do { \
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while (1); \
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/*UpstreamInterfaceState = INTERFACE_STATE_ERROR;*/ \
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/*return;*/ \
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} while (0);
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#define SPI_INTERFACE_FREAKOUT_HAL_ERROR \
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do { \
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while (1); \
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/*UpstreamInterfaceState = INTERFACE_STATE_ERROR;*/ \
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/*return HAL_ERROR;*/ \
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} while (0);
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typedef enum
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{
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INTERFACE_STATE_RESET = 0,
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// INTERFACE_STATE_WAITING_CLIENT = 1,
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// INTERFACE_STATE_IDLE = 2,
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// INTERFACE_STATE_TX_SIZE_WAIT = 3,
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// INTERFACE_STATE_TX_SIZE = 4,
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// INTERFACE_STATE_TX_PACKET_WAIT = 5,
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// INTERFACE_STATE_TX_PACKET = 6,
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// INTERFACE_STATE_RX_SIZE_WAIT = 7,
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// INTERFACE_STATE_RX_SIZE = 8,
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// INTERFACE_STATE_RX_PACKET_WAIT = 9,
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// INTERFACE_STATE_RX_PACKET = 10,
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INTERFACE_STATE_ERROR = 11
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} InterfaceStateTypeDef;
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typedef enum
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{
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NOT_BUSY = 0,
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BUSY = 1
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} PacketBusyTypeDef;
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typedef struct
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{
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PacketBusyTypeDef Busy; //Everything after Busy should be word-aligned
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uint16_t Length __ALIGN_END; //Packet length includes CommandClass, Command, and Data
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uint8_t CommandClass;
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uint8_t Command;
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uint8_t Data[USBH_MAX_DATA_BUFFER]; //Should (must?) be word-aligned, for USB copy routine
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uint8_t RxCrc;
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}
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UpstreamPacketTypeDef;
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void Upstream_InitInterface(void);
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#endif /* INC_UPSTREAM_SPI_H_ */
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