X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=calu.git;a=blobdiff_plain;f=2_isa%2Fsrc%2Fbootrom.s;h=18bc1ca4dc54cfb2cbc2cbcd35611d31207e9bd7;hp=2a46cfdabb8a38f695b8c955cbfce4607153b502;hb=ca9e114da60c0ed09408ed049e017760d45b41b9;hpb=f6c7387b482f9e4573a8e0f4b47afb2c395ad540

diff --git a/2_isa/src/bootrom.s b/2_isa/src/bootrom.s
index 2a46cfd..18bc1ca 100644
--- a/2_isa/src/bootrom.s
+++ b/2_isa/src/bootrom.s
@@ -24,17 +24,17 @@ main:
 	ldih r10, UART_BASE@hi
 	ldi r11, PBASE@lo
 	ldih r11, PBASE@hi
-poll:
-	ldw r3, UART_STATUS(r10)
-	andx r3, UART_RECV_NEW
-	brzs+ poll; branch if zero
+;poll:
+;	ldw r3, UART_STATUS(r10)
+;	andx r3, UART_RECV_NEW
+;	brzs+ poll; branch if zero
 
 	call recv_byte
 	; we received the enter bootrom sign
-	xor r1, r1, r1
 	cmpi r0, 0x48 ; 'H'
+	xor r1, r1, r1 ; TODO: wieder raufziehen
 	breq- bt_H
-	br poll ; else
+	; br poll ; else
 
 ;-----
 send_byte:
@@ -58,11 +58,11 @@ send_word:
 
 ;-----
 recv_byte:
-	ldw r3, UART_STATUS(r10)
-	andx r3, UART_RECV_NEW
-	brzs+ recv_byte; branch if zero
+;	ldw r3, UART_STATUS(r10)
+;	andx r3, UART_RECV_NEW
+;	brzs+ recv_byte; branch if zero
 	xor r0, r0, r0
-	ldb r0, UART_RECV(r10)
+;	ldb r0, UART_RECV(r10)
 	ret
 
 ;-----