Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933893Ab0BYV2U (ORCPT ); Thu, 25 Feb 2010 16:28:20 -0500 Received: from mail.windriver.com ([147.11.1.11]:63603 "EHLO mail.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933855Ab0BYVWg (ORCPT ); Thu, 25 Feb 2010 16:22:36 -0500 From: Jason Wessel To: torvalds@linux-foundation.org Cc: linux-kernel@vger.kernel.org, kgdb-bugreport@lists.sourceforge.net, Jason Wessel Subject: [PATCH 27/28] kgdbts,sh: Add in breakpoint pc offset for superh Date: Thu, 25 Feb 2010 15:21:32 -0600 Message-Id: <1267132893-23624-28-git-send-email-jason.wessel@windriver.com> X-Mailer: git-send-email 1.6.4.rc1 In-Reply-To: <1267132893-23624-1-git-send-email-jason.wessel@windriver.com> References: <1267132893-23624-1-git-send-email-jason.wessel@windriver.com> X-OriginalArrivalTime: 25 Feb 2010 21:22:04.0305 (UTC) FILETIME=[939BB010:01CAB660] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1422 Lines: 41 The kgdb test suite mimics the behavior of gdb. For the sh architecture the pc must be decremented by 2 for software breakpoint. Signed-off-by: Jason Wessel Acked-by: Paul Mundt --- drivers/misc/kgdbts.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c index fcb6ec1..7245023 100644 --- a/drivers/misc/kgdbts.c +++ b/drivers/misc/kgdbts.c @@ -295,6 +295,10 @@ static int check_and_rewind_pc(char *put_str, char *arg) /* On x86 a breakpoint stop requires it to be decremented */ if (addr + 1 == kgdbts_regs.ip) offset = -1; +#elif defined(CONFIG_SUPERH) + /* On SUPERH a breakpoint stop requires it to be decremented */ + if (addr + 2 == kgdbts_regs.pc) + offset = -2; #endif if (strcmp(arg, "silent") && instruction_pointer(&kgdbts_regs) + offset != addr) { @@ -305,6 +309,8 @@ static int check_and_rewind_pc(char *put_str, char *arg) #ifdef CONFIG_X86 /* On x86 adjust the instruction pointer if needed */ kgdbts_regs.ip += offset; +#elif defined(CONFIG_SUPERH) + kgdbts_regs.pc += offset; #endif return 0; } -- 1.6.4.rc1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/