rp2040

commit 682ac093d29f4f118191374ff3e8bf35c8412b98
parent 3c5e2a5787bac536f13e2e517d441fc3dee7bb8f
Author: Matsuda Kenji <info@mtkn.jp>
Date:   Fri, 10 Mar 2023 18:39:06 +0900

use offset for ldr/str

Diffstat:
M
main.s
 | 
12
++++--------

1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/main.s b/main.s
@@ -43,24 +43,20 @@ reset_chk:
 
 	// set baud rate for uart0
 	ldr r0, uart0_base
-	add r0, r0, #0x24
 	mov r1, #67
-	str r1, [r0, #0]
-	add r0, r0, #0x4
+	str r1, [r0, #0x24]
 	mov r1, #52
-	str r1, [r0, #0]
+	str r1, [r0, #0x28]
 
 	// set line control for uart0
-	add r0, r0, #0x4
 	mov r1, #112
-	str r1, [r0, #0]
+	str r1, [r0, #0x2c]
 
 	// enable uart0
-	add r0, r0, #0x4
 	mov r1, #0x3
 	lsl r1, r1, #8
 	add r1, r1, #0x1
-	str r1, [r0, #0]
+	str r1, [r0, #0x30]
 
 	// enable output
 	ldr r0, gpio_oe_set