From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2155) id 59F7D388E808; Thu, 17 Dec 2020 15:04:11 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 59F7D388E808 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Corinna Vinschen To: cygwin-cvs@sourceware.org Subject: [newlib-cygwin] fhandler_proc.cc(format_proc_cpuinfo): report Intel SGX bits X-Act-Checkin: newlib-cygwin X-Git-Author: Brian Inglis X-Git-Refname: refs/heads/master X-Git-Oldrev: 865cd30dcc2f00c81c8b3624a9f3464138cd24a5 X-Git-Newrev: 1dd3f69db55056da2cac64edd227d52f9542483a Message-Id: <20201217150411.59F7D388E808@sourceware.org> Date: Thu, 17 Dec 2020 15:04:11 +0000 (GMT) X-BeenThere: cygwin-cvs@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Cygwin core component git logs List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Dec 2020 15:04:11 -0000 https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=1dd3f69db55056da2cac64edd227d52f9542483a commit 1dd3f69db55056da2cac64edd227d52f9542483a Author: Brian Inglis Date: Thu Dec 17 00:11:28 2020 -0700 fhandler_proc.cc(format_proc_cpuinfo): report Intel SGX bits Update to Linux next 5.10 cpuinfo flags for Intel SDM 36.7.1 Software Guard Extensions, and 38.1.4 SGX Launch Control Configuration. Launch control restricts what software can run with enclave protections, which helps protect the system from bad enclaves. Diff: --- winsup/cygwin/fhandler_proc.cc | 2 ++ 1 file changed, 2 insertions(+) diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc index 13397150f..8e23c0609 100644 --- a/winsup/cygwin/fhandler_proc.cc +++ b/winsup/cygwin/fhandler_proc.cc @@ -1414,6 +1414,7 @@ format_proc_cpuinfo (void *, char *&destbuf) ftcprint (features1, 0, "fsgsbase"); /* rd/wr fs/gs base */ ftcprint (features1, 1, "tsc_adjust"); /* TSC adjustment MSR 0x3B */ + ftcprint (features1, 2, "sgx"); /* software guard extensions */ ftcprint (features1, 3, "bmi1"); /* bit manip ext group 1 */ ftcprint (features1, 4, "hle"); /* hardware lock elision */ ftcprint (features1, 5, "avx2"); /* AVX ext instructions */ @@ -1564,6 +1565,7 @@ format_proc_cpuinfo (void *, char *&destbuf) ftcprint (features1, 27, "movdiri"); /* movdiri instr */ ftcprint (features1, 28, "movdir64b"); /* movdir64b instr */ ftcprint (features1, 29, "enqcmd"); /* enqcmd/s instructions*/ + ftcprint (features1, 30, "sgx_lc"); /* sgx launch control */ } /* AMD MCA cpuid 0x80000007 ebx */