Merge pull request #1971 from svastm/add_nucleo_l432kc

[NUCLEO_L432KC] Add target

Author: 0xc0170

hal/targets.json

@@ -836,6 +836,17 @@
         "device_has": ["ANALOGIN", "ANALOGOUT", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES"],
         "default_build": "small"
     },
+    "NUCLEO_L432KC": {
+        "supported_form_factors": ["ARDUINO"],
+        "core": "Cortex-M4F",
+        "default_toolchain": "uARM",
+        "extra_labels": ["STM", "STM32L4", "STM32L432KC"],
+        "supported_toolchains": ["ARM", "uARM", "IAR", "GCC_ARM"],
+        "inherits": ["Target"],
+        "progen": {"target": "nucleo-l432kc"},
+        "detect_code": ["0770"],
+        "device_has": ["ANALOGIN", "ANALOGOUT", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_FC", "SLEEP", "SPI", "SPISLAVE", "CAN", "STDIO_MESSAGES"]
+    },
     "NUCLEO_L476RG": {
         "supported_form_factors": ["ARDUINO", "MORPHO"],
         "core": "Cortex-M4F",

hal/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L432KC/TOOLCHAIN_ARM_MICRO/startup_stm32l432xx.S

@@ -0,0 +1,48 @@
+; Scatter-Loading Description File
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+; Copyright (c) 2015, STMicroelectronics
+; All rights reserved.
+;
+; 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 STMicroelectronics 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.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+; 256KB FLASH (0x40000) + 64KB SRAM (0x10000)
+LR_IROM1 0x08000000 0x40000  {    ; load region size_region
+
+  ER_IROM1 0x08000000 0x40000  {  ; load address = execution address
+   *.o (RESET, +First)
+   *(InRoot$$Sections)
+   .ANY (+RO)
+  }
+
+  RW_IRAM1 0x20000000 0x0000C000  { ; RW data 48k L4-SRAM1
+   .ANY (+RW +ZI)
+  }
+
+  ; Total: 98 vectors = 392 bytes (0x188) to be reserved in RAM
+  RW_IRAM2 (0x10000000+0x188) (0x04000-0x188)  {  ; RW data 16k L4-ECC-SRAM2 retained in standby
+  .ANY (+RW +ZI)
+  }
+
+}

hal/targets/cmsis/TARGET_STM/TARGET_STM32L4/TARGET_NUCLEO_L432KC/TOOLCHAIN_ARM_MICRO/stm32l432xx.sct

@@ -0,0 +1,56 @@
+/* mbed Microcontroller Library - stackheap
+ * Setup a fixed single stack/heap memory model, 
+ * between the top of the RW/ZI region and the stackpointer
+ *******************************************************************************
+ * Copyright (c) 2014, STMicroelectronics
+ * All rights reserved.
+ *
+ * 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 STMicroelectronics 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. 
+ *******************************************************************************
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif 
+
+#include <rt_misc.h>
+#include <stdint.h>
+
+extern char Image$$RW_IRAM1$$ZI$$Limit[];
+
+extern __value_in_regs struct __initial_stackheap __user_setup_stackheap(uint32_t R0, uint32_t R1, uint32_t R2, uint32_t R3) {
+    uint32_t zi_limit = (uint32_t)Image$$RW_IRAM1$$ZI$$Limit;
+    uint32_t sp_limit = __current_sp();
+
+    zi_limit = (zi_limit + 7) & ~0x7;    // ensure zi_limit is 8-byte aligned
+
+    struct __initial_stackheap r;
+    r.heap_base = zi_limit;
+    r.heap_limit = sp_limit;
+    return r;
+}
+
+#ifdef __cplusplus
+}
+#endif