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authorRajithaY <rajithax.yerrumsetty@intel.com>2017-04-25 03:31:15 -0700
committerRajitha Yerrumchetty <rajithax.yerrumsetty@intel.com>2017-05-22 06:48:08 +0000
commitbb756eebdac6fd24e8919e2c43f7d2c8c4091f59 (patch)
treeca11e03542edf2d8f631efeca5e1626d211107e3 /qemu/linux-user/uname.c
parenta14b48d18a9ed03ec191cf16b162206998a895ce (diff)
Adding qemu as a submodule of KVMFORNFV
This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>
Diffstat (limited to 'qemu/linux-user/uname.c')
-rw-r--r--qemu/linux-user/uname.c169
1 files changed, 0 insertions, 169 deletions
diff --git a/qemu/linux-user/uname.c b/qemu/linux-user/uname.c
deleted file mode 100644
index 313b79dba..000000000
--- a/qemu/linux-user/uname.c
+++ /dev/null
@@ -1,169 +0,0 @@
-/*
- * cpu to uname machine name map
- *
- * Copyright (c) 2009 Loïc Minier
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "qemu/osdep.h"
-
-#include "qemu.h"
-//#include "qemu-common.h"
-#include "uname.h"
-
-/* return highest utsname machine name for emulated instruction set
- *
- * NB: the default emulated CPU ("any") might not match any existing CPU, e.g.
- * on ARM it has all features turned on, so there is no perfect arch string to
- * return here */
-const char *cpu_to_uname_machine(void *cpu_env)
-{
-#if defined(TARGET_ARM) && !defined(TARGET_AARCH64)
-
- /* utsname machine name on linux arm is CPU arch name + endianness, e.g.
- * armv7l; to get a list of CPU arch names from the linux source, use:
- * grep arch_name: -A1 linux/arch/arm/mm/proc-*.S
- * see arch/arm/kernel/setup.c: setup_processor()
- */
-
- /* in theory, endianness is configurable on some ARM CPUs, but this isn't
- * used in user mode emulation */
-#ifdef TARGET_WORDS_BIGENDIAN
-#define utsname_suffix "b"
-#else
-#define utsname_suffix "l"
-#endif
- if (arm_feature(cpu_env, ARM_FEATURE_V7))
- return "armv7" utsname_suffix;
- if (arm_feature(cpu_env, ARM_FEATURE_V6))
- return "armv6" utsname_suffix;
- /* earliest emulated CPU is ARMv5TE; qemu can emulate the 1026, but not its
- * Jazelle support */
- return "armv5te" utsname_suffix;
-#elif defined(TARGET_I386) && !defined(TARGET_X86_64)
- /* see arch/x86/kernel/cpu/bugs.c: check_bugs(), 386, 486, 586, 686 */
- CPUState *cpu = ENV_GET_CPU((CPUX86State *)cpu_env);
- int family = object_property_get_int(OBJECT(cpu), "family", NULL);
- if (family == 4) {
- return "i486";
- }
- if (family == 5) {
- return "i586";
- }
- return "i686";
-#else
- /* default is #define-d in each arch/ subdir */
- return UNAME_MACHINE;
-#endif
-}
-
-
-#define COPY_UTSNAME_FIELD(dest, src) \
- do { \
- /* __NEW_UTS_LEN doesn't include terminating null */ \
- (void) strncpy((dest), (src), __NEW_UTS_LEN); \
- (dest)[__NEW_UTS_LEN] = '\0'; \
- } while (0)
-
-int sys_uname(struct new_utsname *buf)
-{
- struct utsname uts_buf;
-
- if (uname(&uts_buf) < 0)
- return (-1);
-
- /*
- * Just in case these have some differences, we
- * translate utsname to new_utsname (which is the
- * struct linux kernel uses).
- */
-
- memset(buf, 0, sizeof(*buf));
- COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname);
- COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename);
- COPY_UTSNAME_FIELD(buf->release, uts_buf.release);
- COPY_UTSNAME_FIELD(buf->version, uts_buf.version);
- COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine);
-#ifdef _GNU_SOURCE
- COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname);
-#endif
- return (0);
-
-#undef COPY_UTSNAME_FIELD
-}
-
-static int relstr_to_int(const char *s)
-{
- /* Convert a uname release string like "2.6.18" to an integer
- * of the form 0x020612. (Beware that 0x020612 is *not* 2.6.12.)
- */
- int i, n, tmp;
-
- tmp = 0;
- for (i = 0; i < 3; i++) {
- n = 0;
- while (*s >= '0' && *s <= '9') {
- n *= 10;
- n += *s - '0';
- s++;
- }
- tmp = (tmp << 8) + n;
- if (*s == '.') {
- s++;
- }
- }
- return tmp;
-}
-
-int get_osversion(void)
-{
- static int osversion;
- struct new_utsname buf;
- const char *s;
-
- if (osversion)
- return osversion;
- if (qemu_uname_release && *qemu_uname_release) {
- s = qemu_uname_release;
- } else {
- if (sys_uname(&buf))
- return 0;
- s = buf.release;
- }
- osversion = relstr_to_int(s);
- return osversion;
-}
-
-void init_qemu_uname_release(void)
-{
- /* Initialize qemu_uname_release for later use.
- * If the host kernel is too old and the user hasn't asked for
- * a specific fake version number, we might want to fake a minimum
- * target kernel version.
- */
- struct new_utsname buf;
-
- if (qemu_uname_release && *qemu_uname_release) {
- return;
- }
-
- if (sys_uname(&buf)) {
- return;
- }
-
- if (relstr_to_int(buf.release) < relstr_to_int(UNAME_MINIMUM_RELEASE)) {
- qemu_uname_release = UNAME_MINIMUM_RELEASE;
- }
-}