[v8] target-info: Add more API for VirtIO cleanups

[PATCH-for-10.1 RESEND v8 4/8] qemu/target-info: Add target_endian_mode()

Philippe Mathieu-Daudé posted 8 patches 5 months, 1 week ago

Diff against v7 v8
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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, "Michael S. Tsirkin" <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Beniamino Galvani <b.galvani@gmail.com>, Peter Maydell <peter.maydell@linaro.org>, Strahinja Jankovic <strahinja.p.jankovic@gmail.com>, Tyrone Ting <kfting@nuvoton.com>, Hao Wu <wuhaotsh@google.com>, John Snow <jsnow@redhat.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>, Daniel Henrique Barboza <dbarboza@ventanamicro.com>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>, Jonathan Cameron <jonathan.cameron@huawei.com>, Fan Ni <fan.ni@samsung.com>, Helge Deller <deller@gmx.de>, Gerd Hoffmann <kraxel@redhat.com>, Pavel Pisa <pisa@cmp.felk.cvut.cz>, Francisco Iglesias <francisco.iglesias@amd.com>, Vikram Garhwal <vikram.garhwal@bytedance.com>, Jason Wang <jasowang@redhat.com>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Aurelien Jarno <aurelien@aurel32.net>, Nicholas Piggin <npiggin@gmail.com>, "Frédéric Barrat" <fbarrat@linux.ibm.com>, Bernhard Beschow <shentey@gmail.com>, Yoshinori Sato <yoshinori.sato@nifty.com>, Magnus Damm <magnus.damm@gmail.com>, Matthew Rosato <mjrosato@linux.ibm.com>, Eric Farman <farman@linux.ibm.com>, Thomas Huth <thuth@redhat.com>, Halil Pasic <pasic@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Alex Williamson <alex.williamson@redhat.com>, "Cédric Le Goater" <clg@redhat.com>, Alexander Graf <agraf@csgraf.de>, Phil Dennis-Jordan <phil@philjordan.eu>, "Alex Bennée" <alex.bennee@linaro.org>, Pierrick Bouvier <pierrick.bouvier@linaro.org>, Peter Xu <peterx@redhat.com>, Riku Voipio <riku.voipio@iki.fi>, Fabiano Rosas <farosas@suse.de>, Laurent Vivier <lvivier@redhat.com>, Song Gao <gaosong@loongson.cn>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Aleksandar Rikalo <arikalo@gmail.com>, Alexandre Iooss <erdnaxe@crans.org>, Mahmoud Mandour <ma.mandourr@gmail.com>

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[PATCH-for-10.1 RESEND v8 4/8] qemu/target-info: Add target_endian_mode()

Posted by Philippe Mathieu-Daudé 5 months, 1 week ago

target_endian_mode() returns the default endianness (QAPI type)
of a target.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/qemu/target-info-impl.h | 2 ++
 include/qemu/target-info-qapi.h | 8 ++++++++
 target-info-stub.c              | 1 +
 target-info.c                   | 5 +++++
 4 files changed, 16 insertions(+)

diff --git a/include/qemu/target-info-impl.h b/include/qemu/target-info-impl.h
index a8b34d150ab..17887f64e26 100644
--- a/include/qemu/target-info-impl.h
+++ b/include/qemu/target-info-impl.h
@@ -22,6 +22,8 @@ typedef struct TargetInfo {
     const char *cpu_type;
     /* QOM typename machines for this binary must implement */
     const char *machine_typename;
+    /* related to TARGET_BIG_ENDIAN definition */
+    EndianMode endianness;
 } TargetInfo;
 
 /**
diff --git a/include/qemu/target-info-qapi.h b/include/qemu/target-info-qapi.h
index a337c867bfb..d5ce0523238 100644
--- a/include/qemu/target-info-qapi.h
+++ b/include/qemu/target-info-qapi.h
@@ -9,6 +9,7 @@
 #ifndef QEMU_TARGET_INFO_EXTRA_H
 #define QEMU_TARGET_INFO_EXTRA_H
 
+#include "qapi/qapi-types-common.h"
 #include "qapi/qapi-types-machine.h"
 
 /**
@@ -18,4 +19,11 @@
  */
 SysEmuTarget target_arch(void);
 
+/**
+ * target_endian_mode:
+ *
+ * Returns: QAPI EndianMode enum (e.g. ENDIAN_MODE_LITTLE).
+ */
+EndianMode target_endian_mode(void);
+
 #endif
diff --git a/target-info-stub.c b/target-info-stub.c
index 2e4407ff04b..ca0caa3686c 100644
--- a/target-info-stub.c
+++ b/target-info-stub.c
@@ -18,6 +18,7 @@ static const TargetInfo target_info_stub = {
     .long_bits = TARGET_LONG_BITS,
     .cpu_type = CPU_RESOLVING_TYPE,
     .machine_typename = TYPE_MACHINE,
+    .endianness = TARGET_BIG_ENDIAN ? ENDIAN_MODE_BIG : ENDIAN_MODE_LITTLE,
 };
 
 const TargetInfo *target_info(void)
diff --git a/target-info.c b/target-info.c
index 8e29553b4ef..a756c0714c4 100644
--- a/target-info.c
+++ b/target-info.c
@@ -42,3 +42,8 @@ const char *target_machine_typename(void)
 {
     return target_info()->machine_typename;
 }
+
+EndianMode target_endian_mode(void)
+{
+    return target_info()->endianness;
+}
-- 
2.49.0