rp2040

commit 8bef3e89b1889e621d867ec07dfe76f41a61ebcd
parent 2775db91ea25347616694020b2429fb76b9ed27a
Author: Matsuda Kenji <info@mtkn.jp>
Date:   Sat,  8 Apr 2023 11:12:25 +0900

change memmmap.ld to use VMA

Diffstat:
M
memmap.ld
 | 
7
+++----
M
start.s
 | 
5
+----

2 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/memmap.ld b/memmap.ld
@@ -1,19 +1,18 @@
 MEMORY
 {
 	FLASH(rx) : ORIGIN = 0x10000000, LENGTH = 2048k
+	SRAM(rwx) : ORIGIN = 0x20000000, LENGTH = 264k
 }
 
-ENTRY(reset)
-
 SECTIONS
 {
 	.boot2 : {
 		boot2/*(.boot2)
 	} > FLASH
 
-	.text : {
+	.text 0x20000000 : AT (0x10000100) {
 		*(.vectors)
 		*(.text)
-	} > FLASH
+	}
 }
 
diff --git a/start.s b/start.s
@@ -1,18 +1,15 @@
-	.section .vectors, "ax"
-	.global __vectors
 __vectors:
 .word 0x20040000
 .word reset
 
 	.thumb_func
-	.global reset
 reset:
 	ldr r0, =0x20040000
 	mov sp, r0
 	bl main
 	b hang
 
-.thumb_func
+	.thumb_func
 hang:
 	b hang