mirror of https://github.com/qmk/qmk_firmware
137 lines
4.5 KiB
C
137 lines
4.5 KiB
C
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2017.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Header file for XPROGTarget.c.
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*/
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#ifndef _XPROG_TARGET_
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#define _XPROG_TARGET_
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/* Includes: */
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <stdbool.h>
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#include <LUFA/Common/Common.h>
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#include "../V2Protocol.h"
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#include "XPROGProtocol.h"
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#include "Config/AppConfig.h"
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/* Preprocessor Checks: */
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#if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
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#undef ENABLE_ISP_PROTOCOL
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#if !defined(ENABLE_XPROG_PROTOCOL)
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#define ENABLE_XPROG_PROTOCOL
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#endif
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#endif
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/** Serial carrier TPI/PDI speed in Hz, when hardware TPI/PDI mode is used. */
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#define XPROG_HARDWARE_SPEED 2000000
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/** Total number of bits in a single USART frame. */
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#define BITS_IN_USART_FRAME 12
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/** \name PDI Related Constants
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* @{
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*/
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#define PDI_CMD_LDS(AddressSize, DataSize) (0x00 | ( AddressSize << 2) | DataSize)
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#define PDI_CMD_LD(PointerAccess, DataSize) (0x20 | (PointerAccess << 2) | DataSize)
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#define PDI_CMD_STS(AddressSize, DataSize) (0x40 | ( AddressSize << 2) | DataSize)
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#define PDI_CMD_ST(PointerAccess, DataSize) (0x60 | (PointerAccess << 2) | DataSize)
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#define PDI_CMD_LDCS(PDIReg) (0x80 | PDIReg)
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#define PDI_CMD_REPEAT(DataSize) (0xA0 | DataSize)
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#define PDI_CMD_STCS(PDIReg) (0xC0 | PDIReg)
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#define PDI_CMD_KEY 0xE0
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#define PDI_REG_STATUS 0
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#define PDI_REG_RESET 1
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#define PDI_REG_CTRL 2
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#define PDI_STATUS_NVM (1 << 1)
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#define PDI_RESET_KEY 0x59
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#define PDI_NVMENABLE_KEY (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF}
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#define PDI_DATASIZE_1BYTE 0
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#define PDI_DATASIZE_2BYTES 1
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#define PDI_DATASIZE_3BYTES 2
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#define PDI_DATASIZE_4BYTES 3
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#define PDI_POINTER_INDIRECT 0
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#define PDI_POINTER_INDIRECT_PI 1
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#define PDI_POINTER_DIRECT 2
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/** @} */
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/** \name TPI Related Constants
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* @{
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*/
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#define TPI_CMD_SLD(PointerAccess) (0x20 | PointerAccess)
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#define TPI_CMD_SST(PointerAccess) (0x60 | PointerAccess)
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#define TPI_CMD_SSTPR 0x68
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#define TPI_CMD_SIN(Address) (0x10 | ((Address & 0x30) << 1) | (Address & 0x0F))
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#define TPI_CMD_SOUT(Address) (0x90 | ((Address & 0x30) << 1) | (Address & 0x0F))
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#define TPI_CMD_SLDCS(TPIReg) (0x80 | TPIReg)
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#define TPI_CMD_SSTCS(TPIReg) (0xC0 | TPIReg)
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#define TPI_CMD_SKEY 0xE0
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#define TPI_REG_STATUS 0x00
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#define TPI_REG_CTRL 0x02
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#define TPI_REG_ID 0x0F
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#define TPI_STATUS_NVM (1 << 1)
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#define TPI_NVMENABLE_KEY (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF}
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#define TPI_POINTER_INDIRECT 0
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#define TPI_POINTER_INDIRECT_PI 4
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/** @} */
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/* Function Prototypes: */
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void XPROGTarget_EnableTargetPDI(void);
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void XPROGTarget_EnableTargetTPI(void);
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void XPROGTarget_DisableTargetPDI(void);
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void XPROGTarget_DisableTargetTPI(void);
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void XPROGTarget_SendByte(const uint8_t Byte);
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uint8_t XPROGTarget_ReceiveByte(void);
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void XPROGTarget_SendIdle(void);
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bool XPROGTarget_WaitWhileNVMBusBusy(void);
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#if (defined(INCLUDE_FROM_XPROGTARGET_C) && defined(ENABLE_XPROG_PROTOCOL))
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static void XPROGTarget_SetTxMode(void);
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static void XPROGTarget_SetRxMode(void);
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#endif
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#endif
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