chore: ld

linker.ld

@@ -0,0 +1,39 @@
+/* from https://github.com/ambiot/amb1_sdk/blob/master/project/realtek_amebaz_va0_example/GCC-RELEASE/export-rom_symbol_v01.txt */
+INCLUDE "./rtl8710_openocd/export-rom_symbol_v01.txt"
+
+MEMORY
+{
+    RAM (rwx) : ORIGIN = (_RAM_START_ADDR - 64), LENGTH = (256K + 64)  /* + header */
+}
+
+SECTIONS
+{
+    _stack_top = ORIGIN(RAM) + LENGTH(RAM) - (4 * 1024) - 4;
+
+    .rom_header : {
+        LONG(0x96969999) LONG(0xFC66CC3F)
+        LONG(0) 
+        . += 28;
+        LONG(_image_size)
+        LONG(_RAM_START_ADDR)
+        . += 16;
+    }
+    _rom_header_size = SIZEOF(.rom_header);
+
+    .text : {
+        . = ALIGN(4);
+        . += 20; 
+        LONG(_init + 1)
+        LONG(0x88167923) /* ROM checks this @ 0x10002018 */
+        . = ALIGN(8);
+        *(.vectors)
+        *(.text* .rodata* .data*)
+    }
+
+    .bss : {
+        . = ALIGN(4);
+        *(.bss* COMMON)
+    } > RAM
+
+    _image_size = SIZEOF(.text);
+}