Date: Mon, 16 May 2005 15:45:20 GMT From: ZHANG Yu <zhangy@haier-ic.com> To: freebsd-gnats-submit@FreeBSD.org Subject: i386/81111: /boot/loader causes reboot due to CFLAGS+= -msse3 Message-ID: <200505161545.j4GFjKYl087676@www.freebsd.org> Resent-Message-ID: <200505161550.j4GFo2Ko059351@freefall.freebsd.org>
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>Number: 81111 >Category: i386 >Synopsis: /boot/loader causes reboot due to CFLAGS+= -msse3 >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-i386 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon May 16 15:50:01 GMT 2005 >Closed-Date: >Last-Modified: >Originator: ZHANG Yu >Release: 5.4-RELEASE >Organization: Haier (Beijing) IC Design Co., Ltd. >Environment: FreeBSD www.adnap.cn 5.4-STABLE FreeBSD 5.4-STABLE #5: Tue May 10 23:32:43 CST 2005 root@www.adnap.cn:/usr/obj/usr/src/sys/ADNAP i386 >Description: My CPU is Celeron-D 2.4GHz, which supports the SSE3 instruction set. So I added the following line in /etc/make.conf: CFLAGS+= -mfpmath=sse -mmmx -msse -msse2 -msse3 ... With this -msse3 option, the /boot/loader caused the PC to reboot every time before loading the kernel. >How-To-Repeat: 1. recompile and install /usr/src/sys/boot/ with CFLAGS+= -msse3 option. 2. reboot PC >Fix: I sugguest adding a -mno-sse3 for CFLAGS in the file /usr/src/sys/boot/i386/Makefile.inc. >Release-Note: >Audit-Trail: >Unformatted:
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