diff options
Diffstat (limited to 'arch/unicore32/kernel/debug.S')
| -rw-r--r-- | arch/unicore32/kernel/debug.S | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/arch/unicore32/kernel/debug.S b/arch/unicore32/kernel/debug.S deleted file mode 100644 index 13bc8c8550e4..000000000000 --- a/arch/unicore32/kernel/debug.S +++ /dev/null @@ -1,82 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/arch/unicore32/kernel/debug.S - * - * Code specific to PKUnity SoC and UniCore ISA - * - * Copyright (C) 2001-2010 GUAN Xue-tao - * - * 32-bit debugging code - */ -#include <linux/linkage.h> -#include <asm/assembler.h> - - .text - -/* - * Some debugging routines (useful if you've got MM problems and - * printk isn't working). For DEBUGGING ONLY!!! Do not leave - * references to these in a production kernel! - */ -#include "debug-macro.S" - -/* - * Useful debugging routines - */ -ENTRY(printhex8) - mov r1, #8 - b printhex -ENDPROC(printhex8) - -ENTRY(printhex4) - mov r1, #4 - b printhex -ENDPROC(printhex4) - -ENTRY(printhex2) - mov r1, #2 -printhex: adr r2, hexbuf - add r3, r2, r1 - mov r1, #0 - stb r1, [r3] -1: and r1, r0, #15 - mov r0, r0 >> #4 - csub.a r1, #10 - beg 2f - add r1, r1, #'0' - 'a' + 10 -2: add r1, r1, #'a' - 10 - stb.w r1, [r3+], #-1 - cxor.a r3, r2 - bne 1b - mov r0, r2 - b printascii -ENDPROC(printhex2) - - .ltorg - -ENTRY(printascii) - addruart r3 - b 2f -1: waituart r2, r3 - senduart r1, r3 - busyuart r2, r3 - cxor.a r1, #'\n' - cmoveq r1, #'\r' - beq 1b -2: cxor.a r0, #0 - beq 3f - ldb.w r1, [r0]+, #1 - cxor.a r1, #0 - bne 1b -3: mov pc, lr -ENDPROC(printascii) - -ENTRY(printch) - addruart r3 - mov r1, r0 - mov r0, #0 - b 1b -ENDPROC(printch) - -hexbuf: .space 16 - |