266 lines
7.8 KiB
C
266 lines
7.8 KiB
C
/*
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* Copyright (c) 2017, Alex Taradov <alex@taradov.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DAP_CONFIG_H_
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#define _DAP_CONFIG_H_
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/*- Includes ----------------------------------------------------------------*/
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#include "samd11.h"
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#include "hal_config.h"
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/*- Definitions -------------------------------------------------------------*/
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#define DAP_CONFIG_DEFAULT_PORT DAP_PORT_SWD
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#define DAP_CONFIG_DEFAULT_CLOCK 1000000 // Hz
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#define DAP_CONFIG_PACKET_SIZE 64
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#define DAP_CONFIG_PACKET_COUNT 1
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#define DAP_CONFIG_JTAG_DEV_COUNT 8
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// Set the value to NULL if you want to disable a string
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// DAP_CONFIG_PRODUCT_STR must contain "CMSIS-DAP" to be compatible with the standard
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#define DAP_CONFIG_VENDOR_STR "Alex Taradov"
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#define DAP_CONFIG_PRODUCT_STR "Generic CMSIS-DAP Adapter"
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#define DAP_CONFIG_SER_NUM_STR usb_serial_number
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#define DAP_CONFIG_FW_VER_STR "v1.0"
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#define DAP_CONFIG_DEVICE_VENDOR_STR NULL
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#define DAP_CONFIG_DEVICE_NAME_STR NULL
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//#define DAP_CONFIG_RESET_TARGET_FN target_specific_reset_function
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//#define DAP_CONFIG_VENDOR_FN vendor_command_handler_function
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// Attribute to use for performance-critical functions
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#define DAP_CONFIG_PERFORMANCE_ATTR __attribute__((section(".ramfunc")))
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// A value at which dap_clock_test() produces 1 kHz output on the SWCLK pin
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#define DAP_CONFIG_DELAY_CONSTANT 3400
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// A threshold for switching to fast clock (no added delays)
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// This is the frequency produced by dap_clock_test(1) on the SWCLK pin
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#define DAP_CONFIG_FAST_CLOCK 2200000 // Hz
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/*- Prototypes --------------------------------------------------------------*/
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extern char usb_serial_number[16];
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/*- Implementations ---------------------------------------------------------*/
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWCLK_TCK_write(int value)
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{
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HAL_GPIO_SWCLK_TCK_write(value);
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWDIO_TMS_write(int value)
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{
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HAL_GPIO_SWDIO_TMS_write(value);
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_TDI_write(int value)
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{
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDI_write(value);
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#else
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(void)value;
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_TDO_write(int value)
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{
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDO_write(value);
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#else
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(void)value;
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_nTRST_write(int value)
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{
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(void)value;
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_nRESET_write(int value)
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{
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HAL_GPIO_nRESET_write(value);
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_SWCLK_TCK_read(void)
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{
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return HAL_GPIO_SWCLK_TCK_read();
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_SWDIO_TMS_read(void)
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{
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return HAL_GPIO_SWDIO_TMS_read();
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_TDO_read(void)
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{
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#ifdef DAP_CONFIG_ENABLE_JTAG
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return HAL_GPIO_TDO_read();
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#else
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return 0;
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_TDI_read(void)
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{
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#ifdef DAP_CONFIG_ENABLE_JTAG
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return HAL_GPIO_TDI_read();
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#else
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return 0;
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_nTRST_read(void)
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{
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return 0;
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}
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//-----------------------------------------------------------------------------
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static inline int DAP_CONFIG_nRESET_read(void)
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{
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return HAL_GPIO_nRESET_read();
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWCLK_TCK_set(void)
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{
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HAL_GPIO_SWCLK_TCK_set();
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWCLK_TCK_clr(void)
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{
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HAL_GPIO_SWCLK_TCK_clr();
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWDIO_TMS_in(void)
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{
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HAL_GPIO_SWDIO_TMS_in();
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SWDIO_TMS_out(void)
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{
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HAL_GPIO_SWDIO_TMS_out();
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_SETUP(void)
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{
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HAL_GPIO_SWCLK_TCK_in();
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HAL_GPIO_SWDIO_TMS_in();
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HAL_GPIO_nRESET_in();
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDO_in();
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HAL_GPIO_TDI_in();
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_DISCONNECT(void)
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{
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HAL_GPIO_SWCLK_TCK_in();
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HAL_GPIO_SWDIO_TMS_in();
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HAL_GPIO_nRESET_in();
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDO_in();
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HAL_GPIO_TDI_in();
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_CONNECT_SWD(void)
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{
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HAL_GPIO_SWDIO_TMS_out();
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HAL_GPIO_SWDIO_TMS_set();
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HAL_GPIO_SWCLK_TCK_out();
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HAL_GPIO_SWCLK_TCK_set();
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HAL_GPIO_nRESET_out();
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HAL_GPIO_nRESET_set();
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDO_in();
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HAL_GPIO_TDI_in();
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_CONNECT_JTAG(void)
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{
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HAL_GPIO_SWDIO_TMS_out();
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HAL_GPIO_SWDIO_TMS_set();
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HAL_GPIO_SWCLK_TCK_out();
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HAL_GPIO_SWCLK_TCK_set();
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HAL_GPIO_nRESET_out();
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HAL_GPIO_nRESET_set();
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#ifdef DAP_CONFIG_ENABLE_JTAG
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HAL_GPIO_TDO_in();
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HAL_GPIO_TDI_out();
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HAL_GPIO_TDI_set();
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#endif
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}
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//-----------------------------------------------------------------------------
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static inline void DAP_CONFIG_LED(int index, int state)
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{
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(void)index;
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(void)state;
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}
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//-----------------------------------------------------------------------------
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__attribute__((always_inline))
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static inline void DAP_CONFIG_DELAY(uint32_t cycles)
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{
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asm volatile (
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"1: sub %[cycles], %[cycles], #1 \n"
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" bne 1b \n"
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: [cycles] "+l"(cycles)
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);
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}
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#endif // _DAP_CONFIG_H_
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