Initial bootstrap into ‘main’.

1 files changed, 54 insertions, 0 deletions

diff --git a/device.lds b/device.lds
new file mode 100644
index 0000000..ec4729d
--- /dev/null
+++ b/device.lds
@@ -0,0 +1,54 @@
+OUTPUT_ARCH("riscv")
+
+ENTRY(_start)
+
+MEMORY
+{
+        /* 0x0000_0000 is an alias for 0x08000_0000 */
+        FLASH(rwx) : ORIGIN = 0x00000000, LENGTH = 128K
+        RAM(rw) : ORIGIN = 0x20000000, LENGTH = 32K
+}
+
+PHDRS
+{
+        text PT_LOAD;
+        bss PT_NULL;
+        rodata PT_LOAD;
+        data PT_LOAD;
+}
+
+SECTIONS
+{
+        .text : {
+                PROVIDE(_text_start = .);
+                *(.text.init) *(.text .text.*)
+                PROVIDE(_text_end = .);
+        } >FLASH AT>FLASH :text
+
+        PROVIDE(__global_pointer$ = . + 2048);
+
+        .rodata : {
+                PROVIDE(_rodata_start = .);
+                *(.rodata .rodata.*)
+                PROVIDE(_rodata_end = .);
+        } >FLASH AT>FLASH :rodata
+
+        . = ALIGN(4096);
+
+        .data : {
+                PROVIDE(_data_start = .);
+                *(.sdata .sdata.*) *(.data .data.*)
+                PROVIDE(_data_end = .);
+        } >RAM AT>RAM :data
+
+        .bss : {
+                PROVIDE(_bss_start = .);
+                *(.sbss .sbss.*) *(.bss .bss.*)
+                PROVIDE(_bss_end = .);
+        } >RAM AT>RAM :bss
+
+        . = ALIGN(2);
+        PROVIDE(_memory_start = ORIGIN(RAM));
+        PROVIDE(_memory_end = _memory_start + LENGTH(RAM));
+        PROVIDE(_stack_top = . + _memory_end);
+}