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Tsirkin" , Richard Henderson , Marcel Apfelbaum , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 2/5] hw/intc/ioapic: Remove IOAPICCommonState::version field Date: Wed, 30 Apr 2025 16:26:06 +0200 Message-ID: <20250430142609.84134-3-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250430142609.84134-1-philmd@linaro.org> References: <20250430142609.84134-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::72d; envelope-from=philmd@linaro.org; helo=mail-qk1-x72d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1746023295150019000 The IOAPICCommonState::version integer was only set in the hw_compat_2_7[] array, via the 'version=3D0x11' property. We removed all machines using that array, lets remove that property, simplify by only using the default version (defined as IOAPIC_VER_DEF). Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/intc/ioapic_internal.h | 3 +-- hw/intc/ioapic.c | 18 ++---------------- hw/intc/ioapic_common.c | 2 +- 3 files changed, 4 insertions(+), 19 deletions(-) diff --git a/hw/intc/ioapic_internal.h b/hw/intc/ioapic_internal.h index 51205767f44..330ce195222 100644 --- a/hw/intc/ioapic_internal.h +++ b/hw/intc/ioapic_internal.h @@ -82,7 +82,7 @@ #define IOAPIC_ID_MASK 0xf =20 #define IOAPIC_VER_ENTRIES_SHIFT 16 - +#define IOAPIC_VER_DEF 0x20 =20 #define TYPE_IOAPIC_COMMON "ioapic-common" OBJECT_DECLARE_TYPE(IOAPICCommonState, IOAPICCommonClass, IOAPIC_COMMON) @@ -104,7 +104,6 @@ struct IOAPICCommonState { uint32_t irr; uint64_t ioredtbl[IOAPIC_NUM_PINS]; Notifier machine_done; - uint8_t version; uint64_t irq_count[IOAPIC_NUM_PINS]; int irq_level[IOAPIC_NUM_PINS]; int irq_eoi[IOAPIC_NUM_PINS]; diff --git a/hw/intc/ioapic.c b/hw/intc/ioapic.c index 133bef852d1..5cc97767d9d 100644 --- a/hw/intc/ioapic.c +++ b/hw/intc/ioapic.c @@ -315,7 +315,7 @@ ioapic_mem_read(void *opaque, hwaddr addr, unsigned int= size) val =3D s->id << IOAPIC_ID_SHIFT; break; case IOAPIC_REG_VER: - val =3D s->version | + val =3D IOAPIC_VER_DEF | ((IOAPIC_NUM_PINS - 1) << IOAPIC_VER_ENTRIES_SHIFT); break; default: @@ -411,8 +411,7 @@ ioapic_mem_write(void *opaque, hwaddr addr, uint64_t va= l, } break; case IOAPIC_EOI: - /* Explicit EOI is only supported for IOAPIC version 0x20 */ - if (size !=3D 4 || s->version !=3D 0x20) { + if (size !=3D 4) { break; } ioapic_eoi_broadcast(val); @@ -444,18 +443,10 @@ static void ioapic_machine_done_notify(Notifier *noti= fier, void *data) #endif } =20 -#define IOAPIC_VER_DEF 0x20 - static void ioapic_realize(DeviceState *dev, Error **errp) { IOAPICCommonState *s =3D IOAPIC_COMMON(dev); =20 - if (s->version !=3D 0x11 && s->version !=3D 0x20) { - error_setg(errp, "IOAPIC only supports version 0x11 or 0x20 " - "(default: 0x%x).", IOAPIC_VER_DEF); - return; - } - memory_region_init_io(&s->io_memory, OBJECT(s), &ioapic_io_ops, s, "ioapic", 0x1000); =20 @@ -476,10 +467,6 @@ static void ioapic_unrealize(DeviceState *dev) timer_free(s->delayed_ioapic_service_timer); } =20 -static const Property ioapic_properties[] =3D { - DEFINE_PROP_UINT8("version", IOAPICCommonState, version, IOAPIC_VER_DE= F), -}; - static void ioapic_class_init(ObjectClass *klass, const void *data) { IOAPICCommonClass *k =3D IOAPIC_COMMON_CLASS(klass); @@ -493,7 +480,6 @@ static void ioapic_class_init(ObjectClass *klass, const= void *data) */ k->post_load =3D ioapic_update_kvm_routes; device_class_set_legacy_reset(dc, ioapic_reset_common); - device_class_set_props(dc, ioapic_properties); } =20 static const TypeInfo ioapic_info =3D { diff --git a/hw/intc/ioapic_common.c b/hw/intc/ioapic_common.c index fce3486e519..8b3e2ba9384 100644 --- a/hw/intc/ioapic_common.c +++ b/hw/intc/ioapic_common.c @@ -83,7 +83,7 @@ static void ioapic_print_redtbl(GString *buf, IOAPICCommo= nState *s) int i; =20 g_string_append_printf(buf, "ioapic0: ver=3D0x%x id=3D0x%02x sel=3D0x%= 02x", - s->version, s->id, s->ioregsel); + IOAPIC_VER_DEF, s->id, s->ioregsel); if (s->ioregsel) { g_string_append_printf(buf, " (redir[%u])\n", (s->ioregsel - IOAPIC_REG_REDTBL_BASE) >> 1= ); --=20 2.47.1