qemu/boards: Add new MPS3_AN547 board definition.

This is a Cortex-M55 board.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>

ports/qemu/boards/MPS3_AN547/mpconfigboard.mk

@@ -0,0 +1,16 @@
+QEMU_ARCH = arm
+QEMU_MACHINE = mps3-an547
+
+CFLAGS += -mthumb -mcpu=cortex-m55 -mfloat-abi=hard -mfpu=fpv5-d16
+CFLAGS += -DQEMU_SOC_MPS3
+CFLAGS += -DMICROPY_HW_MCU_NAME='"Cortex-M55"'
+CFLAGS += -DCPU_FREQ_HZ=32000000
+
+LDSCRIPT = mcu/arm/mps3.ld
+
+SRC_BOARD_O = shared/runtime/gchelper_generic.o
+
+MPY_CROSS_FLAGS += -march=armv7emdp
+
+MICROPY_FLOAT_IMPL ?= double
+SUPPORTS_HARDWARE_FP_DOUBLE ?= 1

ports/qemu/mcu/arm/mps3.ld

@@ -0,0 +1,49 @@
+/* This file is part of the MicroPython project, http://micropython.org/
+ * The MIT License (MIT)
+ * Copyright (c) 2018 Damien P. George
+ */
+
+MEMORY
+{
+    ITCM : ORIGIN = 0x00000000, LENGTH = 512K
+    RAM  : ORIGIN = 0x01000000, LENGTH = 2M
+}
+
+_estack = ORIGIN(RAM) + LENGTH(RAM);
+
+SECTIONS
+{
+    .isr_vector : {
+        KEEP(*(.isr_vector))
+        . = ALIGN(4);
+    } > ITCM
+
+    .text : {
+        *(.text*)
+        *(.rodata*)
+        . = ALIGN(4);
+        *(.ARM.exidx*)
+        . = ALIGN(4);
+        _etext = .;
+        _sidata = _etext;
+    } > RAM
+
+    .data : AT ( _sidata )
+    {
+        . = ALIGN(4);
+        _sdata = .;
+        *(.data*)
+        . = ALIGN(4);
+        _edata = .;
+    } >RAM
+
+    .bss :
+    {
+        . = ALIGN(4);
+        _sbss = .;
+        *(.bss*)
+        *(COMMON)
+        . = ALIGN(4);
+        _ebss = .;
+    } >RAM
+}