STM32 persistent MVP, cross-compiled & binaries

ldscripts/ram.ld

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+/*
+ * libmaple linker script for RAM builds.
+ *
+ * A Flash build puts .text, .rodata, and .data/.bss/heap (of course)
+ * in SRAM, but offsets the sections by enough space to store the
+ * Maple bootloader, which uses low memory.
+ */
+
+/*
+ * This pulls in the appropriate MEMORY declaration from the right
+ * subdirectory of stm32/mem/ (the environment must call ld with the
+ * right include directory flags to make this happen). Boards can also
+ * use this file to use any of libmaple's memory-related hooks (like
+ * where the heap should live).
+ */
+INCLUDE mem-ram.inc
+
+/* Provide memory region aliases for common.inc */
+REGION_ALIAS("REGION_TEXT", ram);
+REGION_ALIAS("REGION_DATA", ram);
+REGION_ALIAS("REGION_BSS", ram);
+REGION_ALIAS("REGION_RODATA", ram);
+
+/* Let common.inc handle the real work. */
+INCLUDE ldscripts/common.inc