From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:38893) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TbqLG-0000DW-5s for qemu-devel@nongnu.org; Fri, 23 Nov 2012 05:18:39 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TbqLD-0006h3-I1 for qemu-devel@nongnu.org; Fri, 23 Nov 2012 05:18:38 -0500 Received: from e06smtp13.uk.ibm.com ([195.75.94.109]:39229) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TbqLD-0006f2-99 for qemu-devel@nongnu.org; Fri, 23 Nov 2012 05:18:35 -0500 Received: from /spool/local by e06smtp13.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 23 Nov 2012 10:18:26 -0000 Received: from d06av02.portsmouth.uk.ibm.com (d06av02.portsmouth.uk.ibm.com [9.149.37.228]) by b06cxnps4074.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id qANAIHML2294056 for ; Fri, 23 Nov 2012 10:18:17 GMT Received: from d06av02.portsmouth.uk.ibm.com (loopback [127.0.0.1]) by d06av02.portsmouth.uk.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id qANAIOSi004751 for ; Fri, 23 Nov 2012 03:18:24 -0700 From: Jens Freimann Date: Fri, 23 Nov 2012 11:18:10 +0100 Message-Id: <1353665892-35445-2-git-send-email-jfrei@linux.vnet.ibm.com> In-Reply-To: <1353665892-35445-1-git-send-email-jfrei@linux.vnet.ibm.com> References: <1353665892-35445-1-git-send-email-jfrei@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 1/3] S390: Basic CPU model support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alexander Graf Cc: Heinz Graalfs , qemu-devel , Viktor Mihajlovski , Christian Borntraeger , Jens Freimann , Cornelia Huck , Einar Lueck From: Viktor Mihajlovski This enables qemu -cpu ? to return the list of supported CPU models on s390. Since only the host model is supported at this point in time this is pretty straight-forward. Further, a validity check for the requested CPU model was added. This change is needed to allow libvirt exploiters (like OpenStack) to specify a CPU model. Signed-off-by: Viktor Mihajlovski Signed-off-by: Jens Freimann Reviewed-by: Christian Borntraeger --- hw/s390-virtio.c | 5 +++++ target-s390x/cpu.c | 6 ++++++ target-s390x/cpu.h | 3 +++ 3 files changed, 14 insertions(+) diff --git a/hw/s390-virtio.c b/hw/s390-virtio.c index 685cb54..7144ac1 100644 --- a/hw/s390-virtio.c +++ b/hw/s390-virtio.c @@ -209,6 +209,11 @@ static void s390_init(QEMUMachineInitArgs *args) cpu_model = "host"; } + if (strcmp(cpu_model, "host")) { + fprintf(stderr, "S390 only supports host CPU model\n"); + exit(1); + } + ipi_states = g_malloc(sizeof(S390CPU *) * smp_cpus); for (i = 0; i < smp_cpus; i++) { diff --git a/target-s390x/cpu.c b/target-s390x/cpu.c index 619b202..03fdc31 100644 --- a/target-s390x/cpu.c +++ b/target-s390x/cpu.c @@ -25,6 +25,12 @@ #include "qemu-timer.h" +/* generate CPU information for cpu -? */ +void s390_cpu_list(FILE *f, fprintf_function cpu_fprintf) +{ + (*cpu_fprintf)(f, "s390 %16s\n", "[host]"); +} + /* CPUClass::reset() */ static void s390_cpu_reset(CPUState *s) { diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h index 0f9a1f7..3513976 100644 --- a/target-s390x/cpu.h +++ b/target-s390x/cpu.h @@ -350,6 +350,9 @@ static inline void cpu_set_tls(CPUS390XState *env, target_ulong newtls) #define cpu_gen_code cpu_s390x_gen_code #define cpu_signal_handler cpu_s390x_signal_handler +void s390_cpu_list(FILE *f, fprintf_function cpu_fprintf); +#define cpu_list s390_cpu_list + #include "exec-all.h" #ifdef CONFIG_USER_ONLY -- 1.7.12.4