Initial version of Globallogic ESK support

boards.txt

@@ -1701,6 +1701,43 @@ Midatronics.menu.upload_method.dfuMethod.upload.protocol=2
 Midatronics.menu.upload_method.dfuMethod.upload.options=-g
 Midatronics.menu.upload_method.dfuMethod.upload.tool=stm32CubeProg
 
+################################################################################
+# Globallogic boards
+
+Globallogic.name=Globallogic
+
+Globallogic.build.core=arduino
+Globallogic.build.board=Globallogic
+Globallogic.build.extra_flags=-D{build.product_line} {build.enable_usb} {build.xSerial}
+
+# STM32F4Discovery board with Globallogic Embedded Starterkit Extension
+Globallogic.menu.pnum.GLOBALLOGIC_ESK=Globallogic Embedded Starterkit v1.1
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.node=DIS_F407VG
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.upload.maximum_size=1048576
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.upload.maximum_data_size=196608
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.mcu=cortex-m4
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.flags.fp=-mfpu=fpv4-sp-d16 -mfloat-abi=hard
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.board=GLOBALLOGIC_ESK_V1_1
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.series=STM32F4xx
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.product_line=STM32F407xx
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.variant=GLOBALLOGIC_ESK
+Globallogic.menu.pnum.GLOBALLOGIC_ESK.build.cmsis_lib_gcc=arm_cortexM4lf_math
+
+# Upload menu
+Globallogic.menu.upload_method.MassStorage=Mass Storage
+Globallogic.menu.upload_method.MassStorage.upload.protocol=
+Globallogic.menu.upload_method.MassStorage.upload.tool=massStorageCopy
+
+Globallogic.menu.upload_method.swdMethod=STM32CubeProgrammer (SWD)
+Globallogic.menu.upload_method.swdMethod.upload.protocol=0
+Globallogic.menu.upload_method.swdMethod.upload.options=-g
+Globallogic.menu.upload_method.swdMethod.upload.tool=stm32CubeProg
+
+Globallogic.menu.upload_method.dfuMethod=STM32CubeProgrammer (DFU)
+Globallogic.menu.upload_method.dfuMethod.upload.protocol=2
+Globallogic.menu.upload_method.dfuMethod.upload.options=-g
+Globallogic.menu.upload_method.dfuMethod.upload.tool=stm32CubeProg
+
 ################################################################################
 # Serialx activation
 Nucleo_144.menu.xserial.generic=Enabled (generic 'Serial')
@@ -1800,6 +1837,12 @@ Midatronics.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL
 Midatronics.menu.xserial.disabled=Disabled (No Serial support)
 Midatronics.menu.xserial.disabled.build.xSerial=
 
+Globallogic.menu.xserial.generic=Enabled (generic 'Serial')
+Globallogic.menu.xserial.none=Enabled (no generic 'Serial')
+Globallogic.menu.xserial.none.build.xSerial=-DHAL_UART_MODULE_ENABLED -DHWSERIAL_NONE
+Globallogic.menu.xserial.disabled=Disabled (no Serial support)
+Globallogic.menu.xserial.disabled.build.xSerial=
+
 # USB connectivity
 Nucleo_144.menu.usb.none=None
 Nucleo_144.menu.usb.CDCgen=CDC (generic 'Serial' supersede U(S)ART)
@@ -1950,6 +1993,19 @@ Midatronics.menu.xusb.HS.build.usb_speed=-DUSE_USB_HS
 Midatronics.menu.xusb.HSFS=High Speed in Full Speed mode
 Midatronics.menu.xusb.HSFS.build.usb_speed=-DUSE_USB_HS -DUSE_USB_HS_IN_FS
 
+Globallogic.menu.usb.none=None
+Globallogic.menu.usb.CDCgen=CDC (generic 'Serial' supersede U(S)ART)
+Globallogic.menu.usb.CDCgen.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC
+Globallogic.menu.usb.CDC=CDC (no generic 'Serial')
+Globallogic.menu.usb.CDC.build.enable_usb={build.usb_flags} -DUSBD_USE_CDC -DDISABLE_GENERIC_SERIALUSB
+Globallogic.menu.usb.HID=HID (keyboard and mouse)
+Globallogic.menu.usb.HID.build.enable_usb={build.usb_flags} -DUSBD_USE_HID_COMPOSITE
+Globallogic.menu.xusb.FS=Low/Full Speed
+Globallogic.menu.xusb.HS=High Speed
+Globallogic.menu.xusb.HS.build.usb_speed=-DUSE_USB_HS
+Globallogic.menu.xusb.HSFS=High Speed in Full Speed mode
+Globallogic.menu.xusb.HSFS.build.usb_speed=-DUSE_USB_HS -DUSE_USB_HS_IN_FS
+
 # Optimizations
 Nucleo_144.menu.opt.osstd=Smallest (-Os default)
 Nucleo_144.menu.opt.oslto=Smallest (-Os) with LTO
@@ -2241,6 +2297,24 @@ Midatronics.menu.opt.o3lto.build.flags.optimize=-O3 -flto
 Midatronics.menu.opt.ogstd=Debug (-g)
 Midatronics.menu.opt.ogstd.build.flags.optimize=-g -Og
 
+Globallogic.menu.opt.osstd=Smallest (-Os default)
+Globallogic.menu.opt.oslto=Smallest (-Os) with LTO
+Globallogic.menu.opt.oslto.build.flags.optimize=-Os -flto
+Globallogic.menu.opt.o1std=Fast (-O1)
+Globallogic.menu.opt.o1std.build.flags.optimize=-O1
+Globallogic.menu.opt.o1lto=Fast (-O1) with LTO
+Globallogic.menu.opt.o1lto.build.flags.optimize=-O1 -flto
+Globallogic.menu.opt.o2std=Faster (-O2)
+Globallogic.menu.opt.o2std.build.flags.optimize=-O2
+Globallogic.menu.opt.o2lto=Faster (-O2) with LTO
+Globallogic.menu.opt.o2lto.build.flags.optimize=-O2 -flto
+Globallogic.menu.opt.o3std=Fastest (-O3)
+Globallogic.menu.opt.o3std.build.flags.optimize=-O3
+Globallogic.menu.opt.o3lto=Fastest (-O3) with LTO
+Globallogic.menu.opt.o3lto.build.flags.optimize=-O3 -flto
+Globallogic.menu.opt.ogstd=Debug (-g)
+Globallogic.menu.opt.ogstd.build.flags.optimize=-g -Og
+
 # C Runtime Library
 Nucleo_144.menu.rtlib.nano=Newlib Nano (default)
 Nucleo_144.menu.rtlib.nanofp=Newlib Nano + Float Printf
@@ -2401,3 +2475,13 @@ Midatronics.menu.rtlib.nanofps=Newlib Nano + Float Printf/Scanf
 Midatronics.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float -u _scanf_float
 Midatronics.menu.rtlib.full=Newlib Standard
 Midatronics.menu.rtlib.full.build.flags.ldspecs=
+
+Globallogic.menu.rtlib.nano=Newlib Nano (default)
+Globallogic.menu.rtlib.nanofp=Newlib Nano + Float Printf
+Globallogic.menu.rtlib.nanofp.build.flags.ldspecs=--specs=nano.specs -u _printf_float
+Globallogic.menu.rtlib.nanofs=Newlib Nano + Float Scanf
+Globallogic.menu.rtlib.nanofs.build.flags.ldspecs=--specs=nano.specs -u _scanf_float
+Globallogic.menu.rtlib.nanofps=Newlib Nano + Float Printf/Scanf
+Globallogic.menu.rtlib.nanofps.build.flags.ldspecs=--specs=nano.specs -u _printf_float -u _scanf_float
+Globallogic.menu.rtlib.full=Newlib Standard
+Globallogic.menu.rtlib.full.build.flags.ldspecs=

variants/GLOBALLOGIC_ESK/PinNamesVar.h

@@ -0,0 +1,52 @@
+/* SYS_WKUP */
+#ifdef PWR_WAKEUP_PIN1
+SYS_WKUP1 = PA_0,
+#endif
+#ifdef PWR_WAKEUP_PIN2
+SYS_WKUP2 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN3
+SYS_WKUP3 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN4
+SYS_WKUP4 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN5
+SYS_WKUP5 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN6
+SYS_WKUP6 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN7
+SYS_WKUP7 = NC,
+#endif
+#ifdef PWR_WAKEUP_PIN8
+SYS_WKUP8 = NC,
+#endif
+/* USB */
+#ifdef USBCON
+USB_OTG_FS_SOF = PA_8,
+USB_OTG_FS_VBUS = PA_9,
+USB_OTG_FS_ID = PA_10,
+USB_OTG_FS_DM = PA_11,
+USB_OTG_FS_DP = PA_12,
+/*
+USB_OTG_HS_ULPI_D0 = PA_3,
+USB_OTG_HS_SOF = PA_4,
+USB_OTG_HS_ULPI_CK = PA_5,
+USB_OTG_HS_ULPI_D1 = PB_0,
+USB_OTG_HS_ULPI_D2 = PB_1,
+USB_OTG_HS_ULPI_D7 = PB_5,
+USB_OTG_HS_ULPI_D3 = PB_10,
+USB_OTG_HS_ULPI_D4 = PB_11,
+USB_OTG_HS_ID = PB_12,
+USB_OTG_HS_ULPI_D5 = PB_12,
+USB_OTG_HS_ULPI_D6 = PB_13,
+USB_OTG_HS_VBUS = PB_13,
+USB_OTG_HS_DM = PB_14,
+USB_OTG_HS_DP = PB_15,
+USB_OTG_HS_ULPI_STP = PC_0,
+USB_OTG_HS_ULPI_DIR = PC_2,
+USB_OTG_HS_ULPI_NXT = PC_3,
+*/
+#endif

variants/GLOBALLOGIC_ESK/ldscript.ld

@@ -0,0 +1,208 @@
+/*
+*****************************************************************************
+**
+
+**  File        : LinkerScript.ld
+**
+**  Abstract    : Linker script for STM32F407VGTx Device with
+**                1024KByte FLASH, 128KByte RAM
+**
+**                Set heap size, stack size and stack location according
+**                to application requirements.
+**
+**                Set memory bank area and size if external memory is used.
+**
+**  Target      : STMicroelectronics STM32
+**
+**
+**  Distribution: The file is distributed as is, without any warranty
+**                of any kind.
+**
+*****************************************************************************
+** @attention
+**
+** <h2><center>&copy; COPYRIGHT(c) 2014 Ac6</center></h2>
+**
+** Redistribution and use in source and binary forms, with or without modification,
+** are permitted provided that the following conditions are met:
+**   1. Redistributions of source code must retain the above copyright notice,
+**      this list of conditions and the following disclaimer.
+**   2. Redistributions in binary form must reproduce the above copyright notice,
+**      this list of conditions and the following disclaimer in the documentation
+**      and/or other materials provided with the distribution.
+**   3. Neither the name of Ac6 nor the names of its contributors
+**      may be used to endorse or promote products derived from this software
+**      without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = 0x20020000;    /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x200;;      /* required amount of heap  */
+_Min_Stack_Size = 0x400;; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 1024K
+RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 128K
+CCMRAM (rw)      : ORIGIN = 0x10000000, LENGTH = 64K
+}
+
+/* Define output sections */
+SECTIONS
+{
+  /* The startup code goes first into FLASH */
+  .isr_vector :
+  {
+    . = ALIGN(4);
+    KEEP(*(.isr_vector)) /* Startup code */
+    . = ALIGN(4);
+  } >FLASH
+
+  /* The program code and other data goes into FLASH */
+  .text ALIGN(4):
+  {
+    . = ALIGN(4);
+    *(.text)           /* .text sections (code) */
+    *(.text*)          /* .text* sections (code) */
+    *(.glue_7)         /* glue arm to thumb code */
+    *(.glue_7t)        /* glue thumb to arm code */
+    *(.eh_frame)
+
+    KEEP (*(.init))
+    KEEP (*(.fini))
+
+    . = ALIGN(4);
+    _etext = .;        /* define a global symbols at end of code */
+  } >FLASH
+
+  /* Constant data goes into FLASH */
+  .rodata ALIGN(4):
+  {
+    . = ALIGN(4);
+    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
+    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
+    . = ALIGN(4);
+  } >FLASH
+
+  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+  .ARM : {
+    __exidx_start = .;
+    *(.ARM.exidx*)
+    __exidx_end = .;
+  } >FLASH
+
+  .preinit_array     :
+  {
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array*))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+  } >FLASH
+  .init_array :
+  {
+    PROVIDE_HIDDEN (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array*))
+    PROVIDE_HIDDEN (__init_array_end = .);
+  } >FLASH
+  .fini_array :
+  {
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(SORT(.fini_array.*)))
+    KEEP (*(.fini_array*))
+    PROVIDE_HIDDEN (__fini_array_end = .);
+  } >FLASH
+
+  /* used by the startup to initialize data */
+  _sidata = LOADADDR(.data);
+
+  /* Initialized data sections goes into RAM, load LMA copy after code */
+  .data : 
+  {
+    . = ALIGN(4);
+    _sdata = .;        /* create a global symbol at data start */
+    *(.data)           /* .data sections */
+    *(.data*)          /* .data* sections */
+
+    . = ALIGN(4);
+    _edata = .;        /* define a global symbol at data end */
+  } >RAM AT> FLASH
+
+  _siccmram = LOADADDR(.ccmram);
+
+  /* CCM-RAM section 
+  * 
+  * IMPORTANT NOTE! 
+  * If initialized variables will be placed in this section,
+  * the startup code needs to be modified to copy the init-values.  
+  */
+  .ccmram :
+  {
+    . = ALIGN(4);
+    _sccmram = .;       /* create a global symbol at ccmram start */
+    *(.ccmram)
+    *(.ccmram*)
+
+    . = ALIGN(4);
+    _eccmram = .;       /* create a global symbol at ccmram end */
+  } >CCMRAM AT> FLASH
+
+
+  /* Uninitialized data section */
+  . = ALIGN(4);
+  .bss :
+  {
+    /* This is used by the startup in order to initialize the .bss secion */
+    _sbss = .;         /* define a global symbol at bss start */
+    __bss_start__ = _sbss;
+    *(.bss)
+    *(.bss*)
+    *(COMMON)
+
+    . = ALIGN(4);
+    _ebss = .;         /* define a global symbol at bss end */
+    __bss_end__ = _ebss;
+  } >RAM
+
+  /* User_heap_stack section, used to check that there is enough RAM left */
+  ._user_heap_stack :
+  {
+    . = ALIGN(4);
+    PROVIDE ( end = . );
+    PROVIDE ( _end = . );
+    . = . + _Min_Heap_Size;
+    . = . + _Min_Stack_Size;
+    . = ALIGN(4);
+  } >RAM
+
+
+
+  /* Remove information from the standard libraries */
+  /DISCARD/ :
+  {
+    libc.a ( * )
+    libm.a ( * )
+    libgcc.a ( * )
+  }
+
+  .ARM.attributes 0 : { *(.ARM.attributes) }
+}
+
+

variants/GLOBALLOGIC_ESK/variant.cpp

@@ -0,0 +1,178 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2020, STMicroelectronics
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ *                        opensource.org/licenses/BSD-3-Clause
+ *
+ *******************************************************************************
+ *
+ * Author: Sergey Shcherbakov 2020
+ * As a base used board_template/variant.cpp
+ */
+
+#include "pins_arduino.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Pin number
+const PinName digitalPin[] = {
+  /* Test pins */
+  PC_2,  // D0 - TP2
+  PE_6,  // D1 - TP3
+  PC_13, // D2 - TP4
+  PA_3,  // D3 - TP5
+  PE_5,  // D4 - TP6
+  PD_6,  // D5 - TP7
+  PD_3,  // D6 - TP8
+  PD_2,  // D7 - TP9
+  PB_14, // D8 - TP10
+  PB_15, // D9 - TP11
+  PA_8,  // D10 - TP12
+
+  /* Button switches */
+  PC_11, // D11 - SW1
+  PA_15, // D12 - SW2
+  PC_9,  // D13 - SW3
+  PC_6,  // D14 - SW4
+  PC_8,  // D15 - SW5
+
+  /* WH1602 Char Display */
+  PE_7,  // D16 - DISP_RS
+  PE_10, // D17 - DISP_RW
+  PE_11, // D18 - DISP_ENA
+  PE_12, // D19 - DISP_DB4
+  PE_13, // D20 - DISP_DB5
+  PE_14, // D21 - DISP_DB6
+  PE_15, // D22 - DISP_DB7
+  PE_9,  // D23 - Display backlight open-drain output
+
+  /* Ethernet */
+  PB_0,  // D24 - ETH_UP_LED#, it's should be used by Ethernet driver
+  PE_8,  // D25 - RMII_PHY_INT#, it's should be used by Ethernet driver _ONLY_
+  PD_10, // D26 - RMII_PHY_RST#, it's should be used by Ethernet driver _ONLY_
+
+  /* MEMS */
+  PE_4,  // D27 - MEMS_INT1#_A/G
+  PE_2,  // D28 - MEMS_INT2#_A/G
+  PB_8,  // D29 - MEMS_INT#_M
+
+  /* USART3 */
+  PD_9,  // D30 - USART3_RX
+  PD_8,  // D31 - USART3_TX
+
+  /* I2C */
+  PB_6,  // D32 - I2C1_SCL
+  PB_9,  // D33 - I2C1_SDA
+
+  /* SPI */
+  PA_5,  // D34 - SPI1_SCK
+  PB_5,  // D35 - SPI1_MOSI
+  PB_4,  // D36 - SPI1_MISO
+  PD_7,  // D37 - SPI1_CS0#
+
+  /* CAN */
+  PD_0,  // D38 - CAN1_RX
+  PD_1,  // D39 - CAN1_TX
+
+  /* Other */
+  PB_7,  // D40 - PWM_EN
+  PB_1,  // D41 - ADC only, i.e. it's connected to Temperature Sensor
+
+  /* LEDS */
+  PD_12, // D42 - Green LED
+  PD_13, // D43 - Orange LED
+  PD_14, // D44 - Red LED
+  PD_15, // D45 - Blue LED
+
+  /* DHT11 */
+  PD_11, // D46 - DHT11 senor input
+};
+
+// Analog (Ax) pin number array
+const uint32_t analogInputPin[] = {
+  41,  //A0 - Temp Sensor
+  3,   //A1 - PA3
+  0    //A2 - PC2
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+// ----------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+  * @brief  System Clock Configuration
+  *         The system Clock is configured as follow :
+  *            System Clock source            = PLL (HSE)
+  *            SYSCLK(Hz)                     = 144000000
+  *            HCLK(Hz)                       = 144000000
+  *            AHB Prescaler                  = 1
+  *            APB1 Prescaler                 = 4
+  *            APB2 Prescaler                 = 2
+  *            HSE Frequency(Hz)              = 8000000
+  *            PLL_M                          = 8
+  *            PLL_N                          = 288
+  *            PLL_P                          = 2
+  *            PLL_Q                          = 6
+  *            VDD(V)                         = 3.3
+  *            Main regulator output voltage  = Scale1 mode
+  *            Flash Latency(WS)              = 4
+  * @param  None
+  * @retval None
+  * @note: 144MHz frequency is used to provide standard CAN bitrates
+  */
+WEAK void SystemClock_Config(void)
+{
+  RCC_ClkInitTypeDef RCC_ClkInitStruct;
+  RCC_OscInitTypeDef RCC_OscInitStruct;
+
+  /* Enable Power Control clock */
+  __HAL_RCC_PWR_CLK_ENABLE();
+
+  /* The voltage scaling allows optimizing the power consumption when the device is
+     clocked below the maximum system frequency, to update the voltage scaling value
+     regarding system frequency refer to product datasheet.  */
+  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
+
+  /* Enable HSE Oscillator and activate PLL with HSE as source */
+  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
+  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
+  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
+  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
+  RCC_OscInitStruct.PLL.PLLM = 8;
+  RCC_OscInitStruct.PLL.PLLN = 288;
+  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
+  RCC_OscInitStruct.PLL.PLLQ = 6;
+  HAL_RCC_OscConfig(&RCC_OscInitStruct);
+
+  /* Select PLL as system clock source and configure the HCLK, PCLK1 and PCLK2
+     clocks dividers */
+  RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK |
+                                 RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
+  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
+  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; // 144MHz/1 = 144MHz
+  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;  // 144MHz/4 = 36MHz
+  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;  // 144MHz/2 = 72MHz
+  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_4);
+
+  /* STM32F405x/407x/415x/417x Revision Z devices: prefetch is supported  */
+  if (HAL_GetREVID() == 0x1001) {
+    /* Enable the Flash prefetch */
+    __HAL_FLASH_PREFETCH_BUFFER_ENABLE();
+  }
+}
+
+#ifdef __cplusplus
+}
+#endif

variants/GLOBALLOGIC_ESK/variant.h

@@ -0,0 +1,175 @@
+/*
+ *******************************************************************************
+ * Copyright (c) 2020, STMicroelectronics
+ * All rights reserved.
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ *                        opensource.org/licenses/BSD-3-Clause
+ *
+ *******************************************************************************
+ *
+ * Author: Sergey Shcherbakov 2020
+ * As a base used board_template/variant.h
+ */
+
+#ifndef _VARIANT_ARDUINO_STM32_
+#define _VARIANT_ARDUINO_STM32_
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+/*----------------------------------------------------------------------------
+ *        Pins
+ *----------------------------------------------------------------------------*/
+
+/* Test pins */
+#define PC2  0  // TP2
+#define PE6  1  // TP3
+#define PC13 2  // TP4
+#define PA3  3  // TP5
+#define PE5  4  // TP6
+#define PD6  5  // TP7
+#define PD3  6  // TP8
+#define PD2  7  // TP9
+#define PB14 8  // TP10
+#define PB15 9  // TP11
+#define PA8  10 // TP12
+
+/* Button switches */
+#define PC11 11 // SW1
+#define PA15 12 // SW2
+#define PC9  13 // SW3
+#define PC6  14 // SW4
+#define PC8  15 // SW5
+
+/* WH1602 Char Display */
+#define PE7  16 // DISP_RS
+#define PE10 17 // DISP_RW
+#define PE11 18 // DISP_ENA
+#define PE12 19 // DISP_DB4
+#define PE13 20 // DISP_DB5
+#define PE14 21 // DISP_DB6
+#define PE15 22 // DISP_DB7
+#define PE9  23 // Display backlight open-drain output
+
+/* Ethernet */
+#define PB0  24 // ETH_UP_LED#, it's should be used by Ethernet driver
+#define PE8  25 // RMII_PHY_INT#, it's should be used by Ethernet driver _ONLY_
+#define PD10 26 // RMII_PHY_RST#, it's should be used by Ethernet driver _ONLY_
+
+/* MEMS */
+#define PE4  27 // MEMS_INT1#_A/G
+#define PE2  28 // MEMS_INT2#_A/G
+#define PB8  29 // MEMS_INT#_M
+
+/* USART3 */
+#define PD9  30  // USART3_RX
+#define PD8  31  // USART3_TX
+
+/* I2C */
+#define PB6  32  // I2C1_SCL
+#define PB9  33  // I2C1_SDA
+
+/* SPI */
+#define PA5  34  // SPI1_SCK
+#define PB5  35  // SPI1_MOSI
+#define PB4  36  // SPI1_MISO
+#define PD7  37  // SPI1_CS0#
+
+/* CAN */
+#define PD0  38  // CAN1_RX
+#define PD1  39  // CAN1_TX
+
+/* Other */
+#define PB7  40  // PWM_EN
+#define PB1  A0  // ADC only, i.e. it's connected to Temperature Sensor
+
+/* LEDs */
+#define PD12 42  // Green LED
+#define PD13 43  // Orange LED
+#define PD14 44  // Red LED
+#define PD15 45  // Blue LED
+
+/* DHT11 */
+#define PD11 46  // DHT11 sensor input
+
+// This must be a literal
+#define NUM_DIGITAL_PINS        47
+// This must be a literal with a value less than or equal to to MAX_ANALOG_INPUTS
+#define NUM_ANALOG_INPUTS       3
+
+// On-board LED pin number
+#define LED_GREEN               PD12
+#define LED_BLUE                PD15
+#define LED_RED                 PD14
+#define LED_ORANGE              PD13
+#define LED_BUILTIN             LED_GREEN
+
+// On-board user button
+#define USER_BTN                2 /* PA0 */
+
+// SPI Definitions
+#define PIN_SPI_SS              NC // No HW SS is available, PD7 pin will be used
+#define PIN_SPI_MOSI            PB5
+#define PIN_SPI_MISO            PB4
+#define PIN_SPI_SCK             PA5
+
+// I2C Definitions
+#define PIN_WIRE_SDA            PB9
+#define PIN_WIRE_SCL            PB6
+
+// CAN Definitions
+#define PIN_CAN_RX              PD0 // CAN1_RX
+#define PIN_CAN_TX              PD1 // CAN1_TX
+
+// Timer Definitions
+// Use TIM6/TIM7 when possible as servo and tone don't need GPIO output pin
+#define TIMER_TONE              TIM6
+#define TIMER_SERVO             TIM7
+
+// UART Definitions
+#define SERIAL_UART_INSTANCE    3
+
+// Default pin used for 'Serial' instance (ex: ST-Link)
+// Mandatory for Firmata
+#define PIN_SERIAL_RX           PD9
+#define PIN_SERIAL_TX           PD8
+
+/* Extra HAL modules */
+#define HAL_ETH_MODULE_ENABLED
+#define HAL_CAN_MODULE_ENABLED
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+/*----------------------------------------------------------------------------
+ *        Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use.  For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR        Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL     Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE    Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE       Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN  Hardware serial ports which are open for use.  Their RX & TX
+//                            pins are NOT connected to anything by default.
+#define SERIAL_PORT_MONITOR     Serial // Require connections for ST-LINK VCP on U2 pin 12 and 13.
+// See UM §6.1.3 ST-LINK/V2-A VCP configuration)
+#define SERIAL_PORT_HARDWARE_OPEN  Serial
+#endif
+
+#define HSE_VALUE               8000000U  /*!< Value of the External oscillator in Hz */
+
+#endif /* _VARIANT_ARDUINO_STM32_ */