From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Sarah Harris" <S.E.Harris@kent.ac.uk>,
"Chris Wulff" <crwulff@gmail.com>,
"Sagar Karandikar" <sagark@eecs.berkeley.edu>,
"David Hildenbrand" <david@redhat.com>,
"Anthony Green" <green@moxielogic.com>,
"Mark Cave-Ayland" <mark.cave-ayland@ilande.co.uk>,
"Thomas Huth" <thuth@redhat.com>,
"Laurent Vivier" <laurent@vivier.eu>,
"Max Filippov" <jcmvbkbc@gmail.com>,
"Alistair Francis" <Alistair.Francis@wdc.com>,
"Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
"Guan Xuetao" <gxt@mprc.pku.edu.cn>,
"Marek Vasut" <marex@denx.de>,
"Yoshinori Sato" <ysato@users.sourceforge.jp>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Claudio Fontana" <cfontana@suse.de>,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Artyom Tarasenko" <atar4qemu@gmail.com>,
"Aleksandar Rikalo" <aleksandar.rikalo@syrmia.com>,
"Eduardo Habkost" <ehabkost@redhat.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Greg Kurz" <groug@kaod.org>,
qemu-s390x@nongnu.org, qemu-arm@nongnu.org,
"Michael Rolnik" <mrolnik@gmail.com>,
"Stafford Horne" <shorne@gmail.com>,
"David Gibson" <david@gibson.dropbear.id.au>,
qemu-riscv@nongnu.org,
"Bastian Koppelmann" <kbastian@mail.uni-paderborn.de>,
"Cornelia Huck" <cohuck@redhat.com>,
"Philippe Mathieu-Daudé" <f4bug@amsat.org>,
"Michael Walle" <michael@walle.cc>,
qemu-ppc@nongnu.org, "Paolo Bonzini" <pbonzini@redhat.com>,
"Aurelien Jarno" <aurelien@aurel32.net>
Subject: [PATCH 09/16] cpu: Move CPUClass::virtio_is_big_endian to CPUSystemOperations
Date: Fri, 26 Feb 2021 17:32:20 +0100 [thread overview]
Message-ID: <20210226163227.4097950-10-f4bug@amsat.org> (raw)
In-Reply-To: <20210226163227.4097950-1-f4bug@amsat.org>
VirtIO devices are only meaningful with system emulation.
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
include/hw/core/cpu.h | 13 ++++++++-----
hw/core/cpu.c | 4 ++--
target/arm/cpu.c | 2 +-
target/ppc/translate_init.c.inc | 2 +-
4 files changed, 12 insertions(+), 9 deletions(-)
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index bd1cb3b0d37..fe85a1b81e6 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -84,6 +84,14 @@ struct AccelCPUClass;
* struct CPUSystemOperations: System operations specific to a CPU class
*/
typedef struct CPUSystemOperations {
+ /**
+ * @virtio_is_big_endian: Callback to return %true if a CPU which supports
+ * runtime configurable endianness is currently big-endian.
+ * Non-configurable CPUs can use the default implementation of this method.
+ * This method should not be used by any callers other than the pre-1.0
+ * virtio devices.
+ */
+ bool (*virtio_is_big_endian)(CPUState *cpu);
/**
* @vmsd: State description for migration.
*/
@@ -97,10 +105,6 @@ typedef struct CPUSystemOperations {
* @parse_features: Callback to parse command line arguments.
* @reset_dump_flags: #CPUDumpFlags to use for reset logging.
* @has_work: Callback for checking if there is work to do.
- * @virtio_is_big_endian: Callback to return %true if a CPU which supports
- * runtime configurable endianness is currently big-endian. Non-configurable
- * CPUs can use the default implementation of this method. This method should
- * not be used by any callers other than the pre-1.0 virtio devices.
* @memory_rw_debug: Callback for GDB memory access.
* @dump_state: Callback for dumping state.
* @dump_statistics: Callback for dumping statistics.
@@ -159,7 +163,6 @@ struct CPUClass {
int reset_dump_flags;
bool (*has_work)(CPUState *cpu);
- bool (*virtio_is_big_endian)(CPUState *cpu);
int (*memory_rw_debug)(CPUState *cpu, vaddr addr,
uint8_t *buf, int len, bool is_write);
void (*dump_state)(CPUState *cpu, FILE *, int flags);
diff --git a/hw/core/cpu.c b/hw/core/cpu.c
index 5abf8bed2e4..86b65624a9e 100644
--- a/hw/core/cpu.c
+++ b/hw/core/cpu.c
@@ -204,8 +204,8 @@ bool cpu_virtio_is_big_endian(CPUState *cpu)
{
CPUClass *cc = CPU_GET_CLASS(cpu);
- if (cc->virtio_is_big_endian) {
- return cc->virtio_is_big_endian(cpu);
+ if (cc->system_ops.virtio_is_big_endian) {
+ return cc->system_ops.virtio_is_big_endian(cpu);
}
return target_words_bigendian();
}
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 11505e1db10..3cbb17a5879 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -2300,7 +2300,7 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data)
cc->get_phys_page_attrs_debug = arm_cpu_get_phys_page_attrs_debug;
cc->asidx_from_attrs = arm_asidx_from_attrs;
cc->system_ops.vmsd = &vmstate_arm_cpu;
- cc->virtio_is_big_endian = arm_cpu_virtio_is_big_endian;
+ cc->system_ops.virtio_is_big_endian = arm_cpu_virtio_is_big_endian;
cc->write_elf64_note = arm_cpu_write_elf64_note;
cc->write_elf32_note = arm_cpu_write_elf32_note;
#endif
diff --git a/target/ppc/translate_init.c.inc b/target/ppc/translate_init.c.inc
index 65c45e7870a..2e5c272190b 100644
--- a/target/ppc/translate_init.c.inc
+++ b/target/ppc/translate_init.c.inc
@@ -10909,7 +10909,7 @@ static void ppc_cpu_class_init(ObjectClass *oc, void *data)
cc->gdb_core_xml_file = "power-core.xml";
#endif
#ifndef CONFIG_USER_ONLY
- cc->virtio_is_big_endian = ppc_cpu_is_big_endian;
+ cc->system_ops.virtio_is_big_endian = ppc_cpu_is_big_endian;
#endif
cc->disas_set_info = ppc_disas_set_info;
--
2.26.2
next prev parent reply other threads:[~2021-02-26 16:47 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-26 16:32 [PATCH 00/16] cpu: Introduce CPUSystemOperations structure Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 01/16] target: Set CPUClass::vmsd instead of DeviceClass::vmsd Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 02/16] cpu: Un-inline cpu_get_phys_page_debug and cpu_asidx_from_attrs Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 03/16] cpu: Introduce cpu_virtio_is_big_endian() Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 04/16] cpu: Directly use cpu_write_elf*() fallback handlers in place Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 05/16] cpu: Directly use get_paging_enabled() " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 06/16] cpu: Directly use get_memory_mapping() " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 07/16] cpu: Introduce CPUSystemOperations structure Philippe Mathieu-Daudé
2021-02-27 18:49 ` Claudio Fontana
2021-02-27 18:52 ` Claudio Fontana
2021-02-26 16:32 ` [PATCH 08/16] cpu: Move CPUClass::vmsd to CPUSystemOperations Philippe Mathieu-Daudé
2021-02-26 16:32 ` Philippe Mathieu-Daudé [this message]
2021-02-26 16:32 ` [PATCH 10/16] cpu: Move CPUClass::get_crash_info " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 11/16] cpu: Move CPUClass::write_elf* " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 12/16] cpu: Move CPUClass::asidx_from_attrs " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 13/16] cpu: Move CPUClass::get_phys_page_debug " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 14/16] cpu: Move CPUClass::get_memory_mapping " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 15/16] cpu: Move CPUClass::get_paging_enabled " Philippe Mathieu-Daudé
2021-02-26 16:32 ` [PATCH 16/16] cpu: Restrict cpu_paging_enabled / cpu_get_memory_mapping to sysemu Philippe Mathieu-Daudé
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