add ldscript

Author: bukinr

README.md

@@ -1,2 +1,2 @@
-# stm32g4
+# stm32g0
 mb1455c

ldscript

@@ -0,0 +1,77 @@
+/*-
+ * Copyright (c) 2023 Ruslan Bukin <[email protected]>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ */
+
+MEMORY
+{
+	flash (rx) : ORIGIN = 0x08000000, LENGTH = 64K
+	sram (rwx) : ORIGIN = 0x20000000, LENGTH = 8K
+}
+
+ENTRY(__start)
+SECTIONS
+{
+	. = 0x08000000;
+	.start . : {
+		*start.o(.text)
+	} > flash
+
+	.text : {
+		*(.text)
+	} > flash
+
+	.rodata : {
+		*(.rodata)
+	} > flash
+
+	.ARM.exidx : {
+		*(.ARM.exidx)
+	} > flash
+
+	.rodata.str1.1 : {
+		*(.rodata.str1.1)
+	} > flash
+
+	/* Ensure _smem is associated with the next section */
+	. = .;
+	_smem = ABSOLUTE(.);
+	.data : {
+		_sdata = ABSOLUTE(.);
+		*(.data)
+		_edata = ABSOLUTE(.);
+	} > sram1 AT > flash
+
+	.bss : {
+		_sbss = ABSOLUTE(.);
+		*(.bss COMMON)
+		*(.sbss)
+		_ebss = ABSOLUTE(.);
+	} > sram1
+
+	. = ALIGN(8);
+	. = . + 0x1000; /* 4kB of stack memory */
+	stack_top = .;
+	_emem = ABSOLUTE(.);
+}