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Tue, 04 Jul 2023 07:50:20 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 01/19] hw/timer/arm_timer: Declare QOM types using DEFINE_TYPES() macro Date: Tue, 4 Jul 2023 16:49:54 +0200 Message-Id: <20230704145012.49870-2-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::32d; envelope-from=philmd@linaro.org; helo=mail-wm1-x32d.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482254735100001 When multiple QOM types are registered in the same file, it is simpler to use the the DEFINE_TYPES() macro. Replace the type_init() / type_register_static() combination. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 35 +++++++++++++++-------------------- 1 file changed, 15 insertions(+), 20 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 69c8863472..e410b37a23 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -380,13 +380,6 @@ static void icp_pit_init(Object *obj) save themselves. */ } =20 -static const TypeInfo icp_pit_info =3D { - .name =3D TYPE_INTEGRATOR_PIT, - .parent =3D TYPE_SYS_BUS_DEVICE, - .instance_size =3D sizeof(icp_pit_state), - .instance_init =3D icp_pit_init, -}; - static Property sp804_properties[] =3D { DEFINE_PROP_UINT32("freq0", SP804State, freq0, 1000000), DEFINE_PROP_UINT32("freq1", SP804State, freq1, 1000000), @@ -402,18 +395,20 @@ static void sp804_class_init(ObjectClass *klass, void= *data) k->vmsd =3D &vmstate_sp804; } =20 -static const TypeInfo sp804_info =3D { - .name =3D TYPE_SP804, - .parent =3D TYPE_SYS_BUS_DEVICE, - .instance_size =3D sizeof(SP804State), - .instance_init =3D sp804_init, - .class_init =3D sp804_class_init, +static const TypeInfo arm_timer_types[] =3D { + { + .name =3D TYPE_INTEGRATOR_PIT, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(icp_pit_state), + .instance_init =3D icp_pit_init, + + }, { + .name =3D TYPE_SP804, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(SP804State), + .instance_init =3D sp804_init, + .class_init =3D sp804_class_init, + } }; =20 -static void arm_timer_register_types(void) -{ - type_register_static(&icp_pit_info); - type_register_static(&sp804_info); -} - -type_init(arm_timer_register_types) +DEFINE_TYPES(arm_timer_types) --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482348; cv=none; d=zohomail.com; s=zohoarc; b=QWxIHoUulV2wMZITtkRcL5Ka7P0bPSBThDOa0jQka+BUDVtHDjgMNKmb0I63RAR3rt4aqM4ppoNDd0SJuiGiNtxzWr17OOKYVjfqRe7Wv1qlXNxhJwuyfrquUAuxBKQcEpkEDE+rzZELL8kydivo+ojE75cL0OdxuTgb47ow3i0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1688482348; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; 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Tue, 04 Jul 2023 07:50:25 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 02/19] hw/timer/arm_timer: Remove pointless cast from void * Date: Tue, 4 Jul 2023 16:49:55 +0200 Message-Id: <20230704145012.49870-3-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42d; envelope-from=philmd@linaro.org; helo=mail-wr1-x42d.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482348960100001 Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index e410b37a23..30a34a9a92 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -52,7 +52,7 @@ static void arm_timer_update(arm_timer_state *s) =20 static uint32_t arm_timer_read(void *opaque, hwaddr offset) { - arm_timer_state *s =3D (arm_timer_state *)opaque; + arm_timer_state *s =3D opaque; =20 switch (offset >> 2) { case 0: /* TimerLoad */ @@ -99,7 +99,7 @@ static void arm_timer_recalibrate(arm_timer_state *s, int= reload) static void arm_timer_write(void *opaque, hwaddr offset, uint32_t value) { - arm_timer_state *s =3D (arm_timer_state *)opaque; + arm_timer_state *s =3D opaque; int freq; =20 switch (offset >> 2) { @@ -154,7 +154,7 @@ static void arm_timer_write(void *opaque, hwaddr offset, =20 static void arm_timer_tick(void *opaque) { - arm_timer_state *s =3D (arm_timer_state *)opaque; + arm_timer_state *s =3D opaque; s->int_level =3D 1; arm_timer_update(s); } @@ -214,7 +214,7 @@ static const uint8_t sp804_ids[] =3D { /* Merge the IRQs from the two component devices. */ static void sp804_set_irq(void *opaque, int irq, int level) { - SP804State *s =3D (SP804State *)opaque; + SP804State *s =3D opaque; =20 s->level[irq] =3D level; qemu_set_irq(s->irq, s->level[0] || s->level[1]); @@ -223,7 +223,7 @@ static void sp804_set_irq(void *opaque, int irq, int le= vel) static uint64_t sp804_read(void *opaque, hwaddr offset, unsigned size) { - SP804State *s =3D (SP804State *)opaque; + SP804State *s =3D opaque; =20 if (offset < 0x20) { return arm_timer_read(s->timer[0], offset); @@ -255,7 +255,7 @@ static uint64_t sp804_read(void *opaque, hwaddr offset, static void sp804_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - SP804State *s =3D (SP804State *)opaque; + SP804State *s =3D opaque; =20 if (offset < 0x20) { arm_timer_write(s->timer[0], offset, value); @@ -324,7 +324,7 @@ struct icp_pit_state { static uint64_t icp_pit_read(void *opaque, hwaddr offset, unsigned size) { - icp_pit_state *s =3D (icp_pit_state *)opaque; + icp_pit_state *s =3D opaque; int n; =20 /* ??? Don't know the PrimeCell ID for this device. */ @@ -340,7 +340,7 @@ static uint64_t icp_pit_read(void *opaque, hwaddr offse= t, static void icp_pit_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - icp_pit_state *s =3D (icp_pit_state *)opaque; + icp_pit_state *s =3D opaque; int n; =20 n =3D offset >> 8; --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482280; cv=none; d=zohomail.com; s=zohoarc; b=J7lhjcR1YvTcW686H/pHw5s50ewREfpgzQF3XEzBYOO3T4kkGVQO9LUhDuBN/u/fEKnKSStxR7ZAM9ZMCMFoE5KHpMskbozLoUBO7q+8VvMuyZNz6d7rE0di7pI2Zvj2t46VrNyOyPaVVHrQ+DvXrJU04OeTRxG4PZOsUacNeK0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; 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Tue, 04 Jul 2023 07:50:30 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 03/19] hw/timer/arm_timer: Move SP804 code around Date: Tue, 4 Jul 2023 16:49:56 +0200 Message-Id: <20230704145012.49870-4-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::32f; envelope-from=philmd@linaro.org; helo=mail-wm1-x32f.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, T_SCC_BODY_TEXT_LINE=-0.01 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: 1688482281815100001 Move sp804_properties[] and sp804_class_init() around with the rest of SP804 code code. What follows the "Integrator/CP timer module." is strictly ICP related. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 30a34a9a92..0e5d5d0f6d 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -309,6 +309,21 @@ static void sp804_realize(DeviceState *dev, Error **er= rp) s->timer[1]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 1); } =20 +static Property sp804_properties[] =3D { + DEFINE_PROP_UINT32("freq0", SP804State, freq0, 1000000), + DEFINE_PROP_UINT32("freq1", SP804State, freq1, 1000000), + DEFINE_PROP_END_OF_LIST(), +}; + +static void sp804_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *k =3D DEVICE_CLASS(klass); + + k->realize =3D sp804_realize; + device_class_set_props(k, sp804_properties); + k->vmsd =3D &vmstate_sp804; +} + /* Integrator/CP timer module. */ =20 #define TYPE_INTEGRATOR_PIT "integrator_pit" @@ -380,21 +395,6 @@ static void icp_pit_init(Object *obj) save themselves. */ } =20 -static Property sp804_properties[] =3D { - DEFINE_PROP_UINT32("freq0", SP804State, freq0, 1000000), - DEFINE_PROP_UINT32("freq1", SP804State, freq1, 1000000), - DEFINE_PROP_END_OF_LIST(), -}; - -static void sp804_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *k =3D DEVICE_CLASS(klass); - - k->realize =3D sp804_realize; - device_class_set_props(k, sp804_properties); - k->vmsd =3D &vmstate_sp804; -} - static const TypeInfo arm_timer_types[] =3D { { .name =3D TYPE_INTEGRATOR_PIT, --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482292; cv=none; d=zohomail.com; s=zohoarc; b=UWO9dfpWPSUE0iGKWkgyLzH21CeHsucK/bRpADJej3OGUw4QxBMsaQhxvuXRRSY5nfplwzL02TtUAZ4jqVAoFfaZ0/4CF5on4c++j3qZsDZzndCle6gEA2sEEb+tlKfyk1m+XrjrMj0uisAFlTn23xmI187DQ0G1YQ5zPgw0nMs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1688482292; 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Tue, 04 Jul 2023 07:50:35 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 04/19] hw/timer/arm_timer: CamelCase rename icp_pit_state -> IntegratorPIT Date: Tue, 4 Jul 2023 16:49:57 +0200 Message-Id: <20230704145012.49870-5-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42b; envelope-from=philmd@linaro.org; helo=mail-wr1-x42b.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, T_SCC_BODY_TEXT_LINE=-0.01 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: 1688482294725100003 Following docs/devel/style.rst guidelines, rename icp_pit_state using CamelCase as IntegratorPIT (PIT is an acronym). Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 0e5d5d0f6d..c741e89cb4 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -327,9 +327,9 @@ static void sp804_class_init(ObjectClass *klass, void *= data) /* Integrator/CP timer module. */ =20 #define TYPE_INTEGRATOR_PIT "integrator_pit" -OBJECT_DECLARE_SIMPLE_TYPE(icp_pit_state, INTEGRATOR_PIT) +OBJECT_DECLARE_SIMPLE_TYPE(IntegratorPIT, INTEGRATOR_PIT) =20 -struct icp_pit_state { +struct IntegratorPIT { SysBusDevice parent_obj; =20 MemoryRegion iomem; @@ -339,7 +339,7 @@ struct icp_pit_state { static uint64_t icp_pit_read(void *opaque, hwaddr offset, unsigned size) { - icp_pit_state *s =3D opaque; + IntegratorPIT *s =3D opaque; int n; =20 /* ??? Don't know the PrimeCell ID for this device. */ @@ -355,7 +355,7 @@ static uint64_t icp_pit_read(void *opaque, hwaddr offse= t, static void icp_pit_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - icp_pit_state *s =3D opaque; + IntegratorPIT *s =3D opaque; int n; =20 n =3D offset >> 8; @@ -375,7 +375,7 @@ static const MemoryRegionOps icp_pit_ops =3D { =20 static void icp_pit_init(Object *obj) { - icp_pit_state *s =3D INTEGRATOR_PIT(obj); + IntegratorPIT *s =3D INTEGRATOR_PIT(obj); SysBusDevice *dev =3D SYS_BUS_DEVICE(obj); =20 /* Timer 0 runs at the system clock speed (40MHz). */ @@ -399,7 +399,7 @@ static const TypeInfo arm_timer_types[] =3D { { .name =3D TYPE_INTEGRATOR_PIT, .parent =3D TYPE_SYS_BUS_DEVICE, - .instance_size =3D sizeof(icp_pit_state), + .instance_size =3D sizeof(IntegratorPIT), .instance_init =3D icp_pit_init, =20 }, { --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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Tue, 04 Jul 2023 07:50:40 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 05/19] hw/timer/arm_timer: CamelCase rename arm_timer_state -> ArmTimer Date: Tue, 4 Jul 2023 16:49:58 +0200 Message-Id: <20230704145012.49870-6-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::435; envelope-from=philmd@linaro.org; helo=mail-wr1-x435.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482300450100003 Following docs/devel/style.rst guidelines, rename arm_timer_state as ArmTimer. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index c741e89cb4..8a2939483f 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -36,11 +36,11 @@ typedef struct { int freq; int int_level; qemu_irq irq; -} arm_timer_state; +} ArmTimer; =20 /* Check all active timers, and schedule the next timer interrupt. */ =20 -static void arm_timer_update(arm_timer_state *s) +static void arm_timer_update(ArmTimer *s) { /* Update interrupts. */ if (s->int_level && (s->control & TIMER_CTRL_IE)) { @@ -52,7 +52,7 @@ static void arm_timer_update(arm_timer_state *s) =20 static uint32_t arm_timer_read(void *opaque, hwaddr offset) { - arm_timer_state *s =3D opaque; + ArmTimer *s =3D opaque; =20 switch (offset >> 2) { case 0: /* TimerLoad */ @@ -79,7 +79,7 @@ static uint32_t arm_timer_read(void *opaque, hwaddr offse= t) * Reset the timer limit after settings have changed. * May only be called from inside a ptimer transaction block. */ -static void arm_timer_recalibrate(arm_timer_state *s, int reload) +static void arm_timer_recalibrate(ArmTimer *s, int reload) { uint32_t limit; =20 @@ -99,7 +99,7 @@ static void arm_timer_recalibrate(arm_timer_state *s, int= reload) static void arm_timer_write(void *opaque, hwaddr offset, uint32_t value) { - arm_timer_state *s =3D opaque; + ArmTimer *s =3D opaque; int freq; =20 switch (offset >> 2) { @@ -154,7 +154,7 @@ static void arm_timer_write(void *opaque, hwaddr offset, =20 static void arm_timer_tick(void *opaque) { - arm_timer_state *s =3D opaque; + ArmTimer *s =3D opaque; s->int_level =3D 1; arm_timer_update(s); } @@ -164,19 +164,19 @@ static const VMStateDescription vmstate_arm_timer =3D= { .version_id =3D 1, .minimum_version_id =3D 1, .fields =3D (VMStateField[]) { - VMSTATE_UINT32(control, arm_timer_state), - VMSTATE_UINT32(limit, arm_timer_state), - VMSTATE_INT32(int_level, arm_timer_state), - VMSTATE_PTIMER(timer, arm_timer_state), + VMSTATE_UINT32(control, ArmTimer), + VMSTATE_UINT32(limit, ArmTimer), + VMSTATE_INT32(int_level, ArmTimer), + VMSTATE_PTIMER(timer, ArmTimer), VMSTATE_END_OF_LIST() } }; =20 -static arm_timer_state *arm_timer_init(uint32_t freq) +static ArmTimer *arm_timer_init(uint32_t freq) { - arm_timer_state *s; 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Tue, 04 Jul 2023 07:50:46 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 06/19] hw/timer/arm_timer: Rename SP804State -> SP804Timer Date: Tue, 4 Jul 2023 16:49:59 +0200 Message-Id: <20230704145012.49870-7-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::331; envelope-from=philmd@linaro.org; helo=mail-wm1-x331.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482352151100005 Following docs/devel/style.rst guidelines, rename SP804State as SP804Timer. Suggested-by: Peter Maydell Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 8a2939483f..41045de8ed 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -192,9 +192,9 @@ static ArmTimer *arm_timer_init(uint32_t freq) */ =20 #define TYPE_SP804 "sp804" -OBJECT_DECLARE_SIMPLE_TYPE(SP804State, SP804) +OBJECT_DECLARE_SIMPLE_TYPE(SP804Timer, SP804) =20 -struct SP804State { +struct SP804Timer { SysBusDevice parent_obj; =20 MemoryRegion iomem; @@ -214,7 +214,7 @@ static const uint8_t sp804_ids[] =3D { /* Merge the IRQs from the two component devices. */ static void sp804_set_irq(void *opaque, int irq, int level) { - SP804State *s =3D opaque; + SP804Timer *s =3D opaque; =20 s->level[irq] =3D level; qemu_set_irq(s->irq, s->level[0] || s->level[1]); @@ -223,7 +223,7 @@ static void sp804_set_irq(void *opaque, int irq, int le= vel) static uint64_t sp804_read(void *opaque, hwaddr offset, unsigned size) { - SP804State *s =3D opaque; + SP804Timer *s =3D opaque; =20 if (offset < 0x20) { return arm_timer_read(s->timer[0], offset); @@ -255,7 +255,7 @@ static uint64_t sp804_read(void *opaque, hwaddr offset, static void sp804_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - SP804State *s =3D opaque; + SP804Timer *s =3D opaque; =20 if (offset < 0x20) { arm_timer_write(s->timer[0], offset, value); @@ -283,14 +283,14 @@ static const VMStateDescription vmstate_sp804 =3D { .version_id =3D 1, .minimum_version_id =3D 1, .fields =3D (VMStateField[]) { - VMSTATE_INT32_ARRAY(level, SP804State, 2), + VMSTATE_INT32_ARRAY(level, SP804Timer, 2), VMSTATE_END_OF_LIST() } }; =20 static void sp804_init(Object *obj) { - SP804State *s =3D SP804(obj); + SP804Timer *s =3D SP804(obj); SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); =20 sysbus_init_irq(sbd, &s->irq); @@ -301,7 +301,7 @@ static void sp804_init(Object *obj) =20 static void sp804_realize(DeviceState *dev, Error **errp) { - SP804State *s =3D SP804(dev); + SP804Timer *s =3D SP804(dev); =20 s->timer[0] =3D arm_timer_init(s->freq0); s->timer[1] =3D arm_timer_init(s->freq1); @@ -310,8 +310,8 @@ static void sp804_realize(DeviceState *dev, Error **err= p) } =20 static Property sp804_properties[] =3D { - DEFINE_PROP_UINT32("freq0", SP804State, freq0, 1000000), - DEFINE_PROP_UINT32("freq1", SP804State, freq1, 1000000), + DEFINE_PROP_UINT32("freq0", SP804Timer, freq0, 1000000), + DEFINE_PROP_UINT32("freq1", SP804Timer, freq1, 1000000), DEFINE_PROP_END_OF_LIST(), }; =20 @@ -405,7 +405,7 @@ static const TypeInfo arm_timer_types[] =3D { }, { .name =3D TYPE_SP804, .parent =3D TYPE_SYS_BUS_DEVICE, - .instance_size =3D sizeof(SP804State), + .instance_size =3D sizeof(SP804Timer), .instance_init =3D sp804_init, .class_init =3D sp804_class_init, } --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 41045de8ed..8dae845998 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -191,8 +191,8 @@ static ArmTimer *arm_timer_init(uint32_t freq) * https://developer.arm.com/documentation/ddi0271/latest/ */ =20 -#define TYPE_SP804 "sp804" -OBJECT_DECLARE_SIMPLE_TYPE(SP804Timer, SP804) +#define TYPE_SP804_TIMER "sp804" +OBJECT_DECLARE_SIMPLE_TYPE(SP804Timer, SP804_TIMER) =20 struct SP804Timer { SysBusDevice parent_obj; @@ -290,7 +290,7 @@ static const VMStateDescription vmstate_sp804 =3D { =20 static void sp804_init(Object *obj) { - SP804Timer *s =3D SP804(obj); + SP804Timer *s =3D SP804_TIMER(obj); SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); =20 sysbus_init_irq(sbd, &s->irq); @@ -301,7 +301,7 @@ static void sp804_init(Object *obj) =20 static void sp804_realize(DeviceState *dev, Error **errp) { - SP804Timer *s =3D SP804(dev); + SP804Timer *s =3D SP804_TIMER(dev); =20 s->timer[0] =3D arm_timer_init(s->freq0); s->timer[1] =3D arm_timer_init(s->freq1); @@ -403,7 +403,7 @@ static const TypeInfo arm_timer_types[] =3D { .instance_init =3D icp_pit_init, =20 }, { - .name =3D TYPE_SP804, + .name =3D TYPE_SP804_TIMER, .parent =3D TYPE_SYS_BUS_DEVICE, .instance_size =3D sizeof(SP804Timer), .instance_init =3D sp804_init, --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482340; cv=none; d=zohomail.com; s=zohoarc; b=iigwUZpR7XNJEoa6Y7KSWBPtFDZQT4M72Z1TtkLy7sZfcz0XItyGQAvWTkcXFllcpgE+EwTll5C+Rgdnq/juf1yPvQGRr+HnHlR9KI8bk5SDnWvKuOewfsN9Zfq9FnD7doEK0ljfOojoxgSdIQ0MDdmzfqC9v98+3LEMgUtJQ90= ARC-Message-Signature: i=1; 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Tue, 04 Jul 2023 07:50:56 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 08/19] hw/timer/arm_timer: Extract arm_timer_reset_hold() Date: Tue, 4 Jul 2023 16:50:01 +0200 Message-Id: <20230704145012.49870-9-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::430; envelope-from=philmd@linaro.org; helo=mail-wr1-x430.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482342933100005 Extract arm_timer_reset_hold() before converting this model to QOM/QDev in few commits. This will become our ResettableHoldPhase handler. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 8dae845998..0d7fac4d78 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -172,13 +172,20 @@ static const VMStateDescription vmstate_arm_timer =3D= { } }; =20 +static void arm_timer_reset_hold(ArmTimer *s) +{ + s->limit =3D 0; + s->int_level =3D 0; + s->control =3D TIMER_CTRL_IE; +} + static ArmTimer *arm_timer_init(uint32_t freq) { ArmTimer *s; =20 s =3D g_new0(ArmTimer, 1); s->freq =3D freq; - s->control =3D TIMER_CTRL_IE; + arm_timer_reset_hold(s); =20 s->timer =3D ptimer_init(arm_timer_tick, s, PTIMER_POLICY_LEGACY); vmstate_register(NULL, VMSTATE_INSTANCE_ID_ANY, &vmstate_arm_timer, s); --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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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=2a00:1450:4864:20::42f; envelope-from=philmd@linaro.org; helo=mail-wr1-x42f.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482377166100001 In order to simplify the QOM convertion of ARM_TIMER in a few commits, start converting the read/write() handlers to follow the MemoryRegionOps::read/write() prototypes. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 0d7fac4d78..cbd82e8365 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -50,7 +50,7 @@ static void arm_timer_update(ArmTimer *s) } } =20 -static uint32_t arm_timer_read(void *opaque, hwaddr offset) +static uint64_t arm_timer_read(void *opaque, hwaddr offset, unsigned size) { ArmTimer *s =3D opaque; =20 @@ -97,7 +97,7 @@ static void arm_timer_recalibrate(ArmTimer *s, int reload) } =20 static void arm_timer_write(void *opaque, hwaddr offset, - uint32_t value) + uint64_t value, unsigned size) { ArmTimer *s =3D opaque; int freq; @@ -233,10 +233,10 @@ static uint64_t sp804_read(void *opaque, hwaddr offse= t, SP804Timer *s =3D opaque; =20 if (offset < 0x20) { - return arm_timer_read(s->timer[0], offset); + return arm_timer_read(&s->timer[0], offset, size); } if (offset < 0x40) { - return arm_timer_read(s->timer[1], offset - 0x20); + return arm_timer_read(&s->timer[1], offset - 0x20, size); } =20 /* TimerPeriphID */ @@ -265,12 +265,12 @@ static void sp804_write(void *opaque, hwaddr offset, SP804Timer *s =3D opaque; =20 if (offset < 0x20) { - arm_timer_write(s->timer[0], offset, value); + arm_timer_write(&s->timer[0], offset, value, size); return; } =20 if (offset < 0x40) { - arm_timer_write(s->timer[1], offset - 0x20, value); + arm_timer_write(&s->timer[1], offset - 0x20, value, size); return; } =20 @@ -356,7 +356,7 @@ static uint64_t icp_pit_read(void *opaque, hwaddr offse= t, return 0; } =20 - return arm_timer_read(s->timer[n], offset & 0xff); + return arm_timer_read(&s->timer[n], offset & 0xff, size); } =20 static void icp_pit_write(void *opaque, hwaddr offset, @@ -371,7 +371,7 @@ static void icp_pit_write(void *opaque, hwaddr offset, return; } =20 - arm_timer_write(s->timer[n], offset & 0xff, value); + arm_timer_write(&s->timer[n], offset & 0xff, value, size); } =20 static const MemoryRegionOps icp_pit_ops =3D { --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482342; cv=none; d=zohomail.com; s=zohoarc; b=lrfNG1BKxRBtwx0ukluEFI2XrVu9h8h4l05c6Z8mDwMY2ZOZC6+nraYEDWPj1qUyiA0O/9r2Cmf72f4iF7ZNkfP3BWaCgq8DGg0mjyYaJdsuTaYnWur4ulZ0E8CJ7/ChClkDj0N2qzubb1xCf9xmuf2UWaLloGtaWDLLqNPLoTo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1688482342; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=qqlw3Rk5PWDcCN3qJsPC9utAFftgQ+lEqjZf5us/n9A=; b=hlST9lvROM0tFSuElh6bxN+dW3jRQUd5wJ4V+7gbxC+V+A/FayMn+wFpKV3U7obhDRuSJB13iRe798OUGEHEvOvtw9SamHFbgpawM8Fp23O4APP+XSB2VddYmY2BHGvBhMt0vAh955ZvD/lzWhiW5MPLD3AjL36UadaSQ4cC7RE= ARC-Authentication-Results: i=1; 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Tue, 04 Jul 2023 07:51:06 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 10/19] hw/timer/arm_timer: Rename arm_timer_init() -> arm_timer_new() Date: Tue, 4 Jul 2023 16:50:03 +0200 Message-Id: <20230704145012.49870-11-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42a; envelope-from=philmd@linaro.org; helo=mail-wr1-x42a.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482344077100007 QDev models often use foo_new() as the combination of foo_init() + foo_realize(). Here arm_timer_init() is a such combination, so rename it as arm_timer_new() to emphasis the returned device is already realized. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index cbd82e8365..4ef34b0f60 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -179,7 +179,7 @@ static void arm_timer_reset_hold(ArmTimer *s) s->control =3D TIMER_CTRL_IE; } =20 -static ArmTimer *arm_timer_init(uint32_t freq) +static ArmTimer *arm_timer_new(uint32_t freq) { ArmTimer *s; =20 @@ -310,8 +310,8 @@ static void sp804_realize(DeviceState *dev, Error **err= p) { SP804Timer *s =3D SP804_TIMER(dev); =20 - s->timer[0] =3D arm_timer_init(s->freq0); - s->timer[1] =3D arm_timer_init(s->freq1); + s->timer[0] =3D arm_timer_new(s->freq0); + s->timer[1] =3D arm_timer_new(s->freq1); s->timer[0]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 0); s->timer[1]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 1); } @@ -386,10 +386,10 @@ static void icp_pit_init(Object *obj) SysBusDevice *dev =3D SYS_BUS_DEVICE(obj); =20 /* Timer 0 runs at the system clock speed (40MHz). */ - s->timer[0] =3D arm_timer_init(40000000); + s->timer[0] =3D arm_timer_new(40000000); /* The other two timers run at 1MHz. */ - s->timer[1] =3D arm_timer_init(1000000); - s->timer[2] =3D arm_timer_init(1000000); + s->timer[1] =3D arm_timer_new(1000000); + s->timer[2] =3D arm_timer_new(1000000); =20 sysbus_init_irq(dev, &s->timer[0]->irq); sysbus_init_irq(dev, &s->timer[1]->irq); --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482367; cv=none; d=zohomail.com; s=zohoarc; b=b7zW+An/Q6+tyMbp3mriZ5nlXZET9onJnn5EL+bIA8lSaqO45+kg9ZUZsy9LjF+JuyeOSaIJGKETGjjHCpL5WLP4VtZ7Ne+Umr7TN47tgW1Pg2UPRgZ2PSBpDzMqfeJ2dwYgBNlTsASwg7y7KNboH54npW80AwvXC442StNtfWQ= ARC-Message-Signature: i=1; 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Tue, 04 Jul 2023 07:51:11 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 11/19] hw/timer/arm_timer: Convert ArmTimer::freq to uint32_t type Date: Tue, 4 Jul 2023 16:50:04 +0200 Message-Id: <20230704145012.49870-12-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42a; envelope-from=philmd@linaro.org; helo=mail-wr1-x42a.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482368169100001 In preparation of accessing ArmTimer::freq as a QOM property, convert it to uint32_t (so we'll be able to use DEFINE_PROP_UINT32). Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 4ef34b0f60..2b5fb75577 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -33,7 +33,7 @@ typedef struct { ptimer_state *timer; uint32_t control; uint32_t limit; - int freq; + uint32_t freq; int int_level; qemu_irq irq; } ArmTimer; --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482386; cv=none; d=zohomail.com; s=zohoarc; b=nybyySbW+2EvjvPPQUcCy7QXufDRycyfJG31s9Tfj9n7gbw8LN+KnD7xmh9cDTExTQSkkfb/9ILw+1VZu09BzJcT+/5i23OB1sVkUS2pClWNLgDRAgoSHDRsT5I7/sk/mPPLXaK0+XCSi13Fn1cKE2q4sDkR9rwt+vCx/NPr7bI= ARC-Message-Signature: i=1; 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Tue, 04 Jul 2023 07:51:17 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 12/19] hw/timer/arm_timer: Use array of frequency in SP804Timer Date: Tue, 4 Jul 2023 16:50:05 +0200 Message-Id: <20230704145012.49870-13-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::133; envelope-from=philmd@linaro.org; helo=mail-lf1-x133.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, T_SCC_BODY_TEXT_LINE=-0.01 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: 1688482387091100001 SP804Timer use arrays for timers and IRQ levels. Be consistent and use another one for the frequencies. This will allow to simplify using for() loop statement in the next commit. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 2b5fb75577..0ad0e55df8 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -206,7 +206,7 @@ struct SP804Timer { =20 MemoryRegion iomem; ArmTimer *timer[2]; - uint32_t freq0, freq1; + uint32_t freq[2]; int level[2]; qemu_irq irq; }; @@ -310,15 +310,15 @@ static void sp804_realize(DeviceState *dev, Error **e= rrp) { SP804Timer *s =3D SP804_TIMER(dev); =20 - s->timer[0] =3D arm_timer_new(s->freq0); - s->timer[1] =3D arm_timer_new(s->freq1); + s->timer[0] =3D arm_timer_new(s->freq[0]); + s->timer[1] =3D arm_timer_new(s->freq[1]); s->timer[0]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 0); s->timer[1]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 1); } =20 static Property sp804_properties[] =3D { - DEFINE_PROP_UINT32("freq0", SP804Timer, freq0, 1000000), - DEFINE_PROP_UINT32("freq1", SP804Timer, freq1, 1000000), + DEFINE_PROP_UINT32("freq0", SP804Timer, freq[0], 1000000), + DEFINE_PROP_UINT32("freq1", SP804Timer, freq[1], 1000000), DEFINE_PROP_END_OF_LIST(), }; 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Tue, 04 Jul 2023 07:51:22 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 13/19] hw/timer/arm_timer: Iterate on timers using for() loop statement Date: Tue, 4 Jul 2023 16:50:06 +0200 Message-Id: <20230704145012.49870-14-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42a; envelope-from=philmd@linaro.org; helo=mail-wr1-x42a.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482391068100003 The same pattern is used for each timer, 2 or 3 times. To avoid too much code churn in the next commits, iterate on the number of timers using a for() loop statement. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 27 ++++++++++++++------------- 1 file changed, 14 insertions(+), 13 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 0ad0e55df8..68cd50314f 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -310,10 +310,10 @@ static void sp804_realize(DeviceState *dev, Error **e= rrp) { SP804Timer *s =3D SP804_TIMER(dev); =20 - s->timer[0] =3D arm_timer_new(s->freq[0]); - s->timer[1] =3D arm_timer_new(s->freq[1]); - s->timer[0]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 0); - s->timer[1]->irq =3D qemu_allocate_irq(sp804_set_irq, s, 1); + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { + s->timer[i] =3D arm_timer_new(s->freq[i]); + s->timer[i]->irq =3D qemu_allocate_irq(sp804_set_irq, s, i); + } } =20 static Property sp804_properties[] =3D { @@ -382,18 +382,19 @@ static const MemoryRegionOps icp_pit_ops =3D { =20 static void icp_pit_init(Object *obj) { + static const uint32_t tmr_freq[] =3D { + /* Timer 0 runs at the system clock speed (40MHz). */ + 40000000, + /* The other two timers run at 1MHz. */ + 1000000, 1000000 + }; IntegratorPIT *s =3D INTEGRATOR_PIT(obj); SysBusDevice *dev =3D SYS_BUS_DEVICE(obj); =20 - /* Timer 0 runs at the system clock speed (40MHz). */ - s->timer[0] =3D arm_timer_new(40000000); - /* The other two timers run at 1MHz. */ - s->timer[1] =3D arm_timer_new(1000000); - s->timer[2] =3D arm_timer_new(1000000); - - sysbus_init_irq(dev, &s->timer[0]->irq); - sysbus_init_irq(dev, &s->timer[1]->irq); - sysbus_init_irq(dev, &s->timer[2]->irq); + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { + s->timer[i] =3D arm_timer_new(tmr_freq[i]); + sysbus_init_irq(dev, &s->timer[i]->irq); + } =20 memory_region_init_io(&s->iomem, obj, &icp_pit_ops, s, "icp_pit", 0x1000); --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; 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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=2a00:1450:4864:20::32a; envelope-from=philmd@linaro.org; helo=mail-wm1-x32a.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, T_SCC_BODY_TEXT_LINE=-0.01 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: 1688482374995100015 Both SP804Timer/IntegratorPIT peek at ArmTimer internal state. This is fine so far but we want to convert ArmTimer to QOM where peeking at QOM state internal should be avoided. ArmTimer's IRQ is just a pointer, so we can pass/set it via argument, avoiding accessing ArmTimer internal state except from the arm_timer_*() methods. Once ArmTimer get QOM'ified (in a few commits), it will inherit the SysBus API. This IRQ will then become a SysBus IRQ within this ArmTimer object. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Acked-by: Richard Henderson --- hw/timer/arm_timer.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 68cd50314f..f6bec28884 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -179,7 +179,7 @@ static void arm_timer_reset_hold(ArmTimer *s) s->control =3D TIMER_CTRL_IE; } =20 -static ArmTimer *arm_timer_new(uint32_t freq) +static ArmTimer *arm_timer_new(uint32_t freq, qemu_irq irq_out) { ArmTimer *s; =20 @@ -187,6 +187,7 @@ static ArmTimer *arm_timer_new(uint32_t freq) s->freq =3D freq; arm_timer_reset_hold(s); =20 + s->irq =3D irq_out; s->timer =3D ptimer_init(arm_timer_tick, s, PTIMER_POLICY_LEGACY); vmstate_register(NULL, VMSTATE_INSTANCE_ID_ANY, &vmstate_arm_timer, s); return s; @@ -209,6 +210,7 @@ struct SP804Timer { uint32_t freq[2]; int level[2]; qemu_irq irq; + qemu_irq irq_in[2]; }; =20 static const uint8_t sp804_ids[] =3D { @@ -311,8 +313,8 @@ static void sp804_realize(DeviceState *dev, Error **err= p) SP804Timer *s =3D SP804_TIMER(dev); =20 for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { - s->timer[i] =3D arm_timer_new(s->freq[i]); - s->timer[i]->irq =3D qemu_allocate_irq(sp804_set_irq, s, i); + s->irq_in[i] =3D qemu_allocate_irq(sp804_set_irq, s, i); + s->timer[i] =3D arm_timer_new(s->freq[i], s->irq_in[i]); } } =20 @@ -341,6 +343,7 @@ struct IntegratorPIT { =20 MemoryRegion iomem; ArmTimer *timer[3]; + qemu_irq irq_in[3]; }; =20 static uint64_t icp_pit_read(void *opaque, hwaddr offset, @@ -392,8 +395,8 @@ static void icp_pit_init(Object *obj) SysBusDevice *dev =3D SYS_BUS_DEVICE(obj); =20 for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { - s->timer[i] =3D arm_timer_new(tmr_freq[i]); - sysbus_init_irq(dev, &s->timer[i]->irq); + s->timer[i] =3D arm_timer_new(tmr_freq[i], s->irq_in[i]); + sysbus_init_irq(dev, &s->irq_in[i]); } =20 memory_region_init_io(&s->iomem, obj, &icp_pit_ops, s, --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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Tue, 04 Jul 2023 07:51:32 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 15/19] hw/timer/arm_timer: Fix misuse of SysBus IRQ in IntegratorPIT Date: Tue, 4 Jul 2023 16:50:08 +0200 Message-Id: <20230704145012.49870-16-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::42c; envelope-from=philmd@linaro.org; helo=mail-wr1-x42c.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482393202100009 SysBus IRQ are *output* IRQs. As some sort of simplification to avoid to forward it, IntegratorPIT misuses it as ARM timer input IRQ. Fix that by using a simple IRQ forwarder handler. Note: sysbus_pass_irq() forwards GPIOs and IRQs from a container to an inner device but only work with an entire set of IRQs, so we can not use it here where we forward a single IRQ from each timer. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Peter Maydell Acked-by: Richard Henderson --- hw/timer/arm_timer.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index f6bec28884..aae7f3cf9d 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -344,6 +344,7 @@ struct IntegratorPIT { MemoryRegion iomem; ArmTimer *timer[3]; qemu_irq irq_in[3]; + qemu_irq irq[3]; }; =20 static uint64_t icp_pit_read(void *opaque, hwaddr offset, @@ -383,6 +384,13 @@ static const MemoryRegionOps icp_pit_ops =3D { .endianness =3D DEVICE_NATIVE_ENDIAN, }; =20 +static void icp_pit_fwd_irq(void *opaque, int n, int level) +{ + IntegratorPIT *s =3D opaque; + + qemu_set_irq(s->irq[n], level); +} + static void icp_pit_init(Object *obj) { static const uint32_t tmr_freq[] =3D { @@ -394,9 +402,14 @@ static void icp_pit_init(Object *obj) IntegratorPIT *s =3D INTEGRATOR_PIT(obj); SysBusDevice *dev =3D SYS_BUS_DEVICE(obj); =20 + qdev_init_gpio_in_named(DEVICE(obj), icp_pit_fwd_irq, + "timer-in", ARRAY_SIZE(s->timer)); + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { s->timer[i] =3D arm_timer_new(tmr_freq[i], s->irq_in[i]); - sysbus_init_irq(dev, &s->irq_in[i]); + sysbus_init_irq(dev, &s->irq[i]); + sysbus_connect_irq(dev, i, + qdev_get_gpio_in_named(DEVICE(obj), "timer-in",= i)); } =20 memory_region_init_io(&s->iomem, obj, &icp_pit_ops, s, --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482370; cv=none; d=zohomail.com; s=zohoarc; b=UknkSvVpBlTfBCZ1jTci+YmLSMegqh4o6qTUhlCBr+AXFE25FTSupqYm+GQ+0ZJNhyWRV+tMNz4p28jOV2GVOKLuDW3QmnpGa6CceRhzWsIZ0HncE74gRZj2ZstbnvK9qfszr3STxVt00LcawEyx7RbN1jyw9B916KiZLBGvJxc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; 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Tue, 04 Jul 2023 07:51:37 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 16/19] hw/timer/arm_timer: Extract icp_pit_realize() from icp_pit_init() Date: Tue, 4 Jul 2023 16:50:09 +0200 Message-Id: <20230704145012.49870-17-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::32a; envelope-from=philmd@linaro.org; helo=mail-wm1-x32a.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482373024100013 To make the next commit easier to digest, extract icp_pit_realize() from icp_pit_init() as a preliminary step. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index aae7f3cf9d..30e29cc166 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -408,8 +408,6 @@ static void icp_pit_init(Object *obj) for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { s->timer[i] =3D arm_timer_new(tmr_freq[i], s->irq_in[i]); sysbus_init_irq(dev, &s->irq[i]); - sysbus_connect_irq(dev, i, - qdev_get_gpio_in_named(DEVICE(obj), "timer-in",= i)); } =20 memory_region_init_io(&s->iomem, obj, &icp_pit_ops, s, @@ -419,12 +417,31 @@ static void icp_pit_init(Object *obj) save themselves. */ } =20 +static void icp_pit_realize(DeviceState *dev, Error **errp) +{ + IntegratorPIT *s =3D INTEGRATOR_PIT(dev); + + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { + SysBusDevice *tmr =3D SYS_BUS_DEVICE(&s->timer[i]); + + sysbus_connect_irq(tmr, i, qdev_get_gpio_in_named(dev, "timer-in",= i)); + } +} + +static void icp_pit_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *k =3D DEVICE_CLASS(klass); + + k->realize =3D icp_pit_realize; +} + static const TypeInfo arm_timer_types[] =3D { { .name =3D TYPE_INTEGRATOR_PIT, .parent =3D TYPE_SYS_BUS_DEVICE, .instance_size =3D sizeof(IntegratorPIT), .instance_init =3D icp_pit_init, + .class_init =3D icp_pit_class_init, =20 }, { .name =3D TYPE_SP804_TIMER, --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482390; cv=none; d=zohomail.com; s=zohoarc; b=OIr0f7VtsFggXaQFbWMHlrR4fKidUYW8LBrIqYxFumYlzyPetXvJhw3/PfTGqP3pmowOFzqqB81YJf9HYu3OZdJqL9xOZfqvcQqtEwugpjmG/50rSdZZFQ97zkSOF4XBWQvn6ja/KXxpACh8HXyBOUNnCzpR18DQukhCHr6UbrU= ARC-Message-Signature: i=1; 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Tue, 04 Jul 2023 07:51:43 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 17/19] hw/timer/arm_timer: QDev'ify ARM_TIMER Date: Tue, 4 Jul 2023 16:50:10 +0200 Message-Id: <20230704145012.49870-18-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::433; envelope-from=philmd@linaro.org; helo=mail-wr1-x433.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482392339100007 Introduce the ARM_TIMER sysbus device, exposing one output IRQ and a single MMIO region. arm_timer_new() is converted as QOM instance init()/finalize() handlers. Note in arm_timer_finalize() we release a ptimer handle which was previously leaked. ArmTimer is directly embedded into SP804Timer/IntegratorPIT, and is initialized as a QOM child. Since the timer frequency belongs to ARM_TIMER, have it hold the QOM property. SP804Timer/IntegratorPIT directly access it. For IntegratorPIT, each ARM_TIMER sysbus output IRQ is wired as input IRQ. For the SP804Timer, we add a TYPE_OR_IRQ to OR the ARM_TIMER sysbus output IRQs together, exposing a single output IRQ. The Kconfig entry have to select the OR_IRQ dependency. Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/timer/arm_timer.c | 139 ++++++++++++++++++++++++++++++++----------- hw/timer/Kconfig | 1 + 2 files changed, 105 insertions(+), 35 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 30e29cc166..8207723ab5 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -12,11 +12,13 @@ #include "migration/vmstate.h" #include "qemu/timer.h" #include "hw/irq.h" +#include "hw/or-irq.h" #include "hw/ptimer.h" #include "hw/qdev-properties.h" #include "qemu/module.h" #include "qemu/log.h" #include "qom/object.h" +#include "qapi/error.h" =20 /* Common timer implementation. */ =20 @@ -29,14 +31,20 @@ #define TIMER_CTRL_PERIODIC (1 << 6) #define TIMER_CTRL_ENABLE (1 << 7) =20 -typedef struct { +#define TYPE_ARM_TIMER "arm-timer" +OBJECT_DECLARE_SIMPLE_TYPE(ArmTimer, ARM_TIMER) + +struct ArmTimer { + SysBusDevice parent_obj; + + MemoryRegion iomem; ptimer_state *timer; uint32_t control; uint32_t limit; uint32_t freq; int int_level; qemu_irq irq; -} ArmTimer; +}; =20 /* Check all active timers, and schedule the next timer interrupt. */ =20 @@ -152,6 +160,14 @@ static void arm_timer_write(void *opaque, hwaddr offse= t, arm_timer_update(s); } =20 +static const MemoryRegionOps arm_timer_ops =3D { + .read =3D arm_timer_read, + .write =3D arm_timer_write, + .endianness =3D DEVICE_LITTLE_ENDIAN, + .impl.min_access_size =3D 4, + .impl.max_access_size =3D 4, +}; + static void arm_timer_tick(void *opaque) { ArmTimer *s =3D opaque; @@ -172,25 +188,49 @@ static const VMStateDescription vmstate_arm_timer =3D= { } }; =20 -static void arm_timer_reset_hold(ArmTimer *s) +static void arm_timer_reset_hold(Object *obj) { + ArmTimer *s =3D ARM_TIMER(obj); + s->limit =3D 0; s->int_level =3D 0; s->control =3D TIMER_CTRL_IE; } =20 -static ArmTimer *arm_timer_new(uint32_t freq, qemu_irq irq_out) +static void arm_timer_init(Object *obj) { - ArmTimer *s; + ArmTimer *s =3D ARM_TIMER(obj); + SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); =20 - s =3D g_new0(ArmTimer, 1); - s->freq =3D freq; - arm_timer_reset_hold(s); - - s->irq =3D irq_out; s->timer =3D ptimer_init(arm_timer_tick, s, PTIMER_POLICY_LEGACY); - vmstate_register(NULL, VMSTATE_INSTANCE_ID_ANY, &vmstate_arm_timer, s); - return s; + + sysbus_init_irq(sbd, &s->irq); + + memory_region_init_io(&s->iomem, obj, &arm_timer_ops, s, + "arm_timer", 0x20); + sysbus_init_mmio(sbd, &s->iomem); +} + +static void arm_timer_finalize(Object *obj) +{ + ArmTimer *s =3D ARM_TIMER(obj); + + ptimer_free(s->timer); +} + +static Property arm_timer_properties[] =3D { + DEFINE_PROP_UINT32("freq", ArmTimer, freq, 0), + DEFINE_PROP_END_OF_LIST(), +}; + +static void arm_timer_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(oc); + ResettableClass *rc =3D RESETTABLE_CLASS(oc); + + dc->vmsd =3D &vmstate_arm_timer; + device_class_set_props(dc, arm_timer_properties); + rc->phases.hold =3D arm_timer_reset_hold; } =20 /* @@ -206,11 +246,10 @@ struct SP804Timer { SysBusDevice parent_obj; =20 MemoryRegion iomem; - ArmTimer *timer[2]; - uint32_t freq[2]; - int level[2]; + ArmTimer timer[2]; + int mig_v1_level[2]; + OrIRQState irq_orgate; qemu_irq irq; - qemu_irq irq_in[2]; }; =20 static const uint8_t sp804_ids[] =3D { @@ -220,15 +259,6 @@ static const uint8_t sp804_ids[] =3D { 0xd, 0xf0, 0x05, 0xb1 }; =20 -/* Merge the IRQs from the two component devices. */ -static void sp804_set_irq(void *opaque, int irq, int level) -{ - SP804Timer *s =3D opaque; - - s->level[irq] =3D level; - qemu_set_irq(s->irq, s->level[0] || s->level[1]); -} - static uint64_t sp804_read(void *opaque, hwaddr offset, unsigned size) { @@ -287,12 +317,26 @@ static const MemoryRegionOps sp804_ops =3D { .endianness =3D DEVICE_NATIVE_ENDIAN, }; =20 +static int sp804_post_load(void *opaque, int version_id) +{ + SP804Timer *s =3D opaque; + + if (version_id < 2) { + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { + qemu_set_irq(qdev_get_gpio_in(DEVICE(&s->irq_orgate), i), + s->mig_v1_level[i]); + } + } + return 0; +} + static const VMStateDescription vmstate_sp804 =3D { .name =3D "sp804", - .version_id =3D 1, + .version_id =3D 2, .minimum_version_id =3D 1, + .post_load =3D sp804_post_load, .fields =3D (VMStateField[]) { - VMSTATE_INT32_ARRAY(level, SP804Timer, 2), + VMSTATE_INT32_ARRAY(mig_v1_level, SP804Timer, 2), VMSTATE_END_OF_LIST() } }; @@ -306,21 +350,36 @@ static void sp804_init(Object *obj) memory_region_init_io(&s->iomem, obj, &sp804_ops, s, "sp804", 0x1000); sysbus_init_mmio(sbd, &s->iomem); + + object_initialize_child(obj, "timer-irq-orgate", + &s->irq_orgate, TYPE_OR_IRQ); + + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { + object_initialize_child(obj, "timer[*]", &s->timer[i], TYPE_ARM_TI= MER); + } } =20 static void sp804_realize(DeviceState *dev, Error **errp) { SP804Timer *s =3D SP804_TIMER(dev); =20 + object_property_set_int(OBJECT(&s->irq_orgate), + "num-lines", 2, &error_fatal); + qdev_realize(DEVICE(&s->irq_orgate), NULL, &error_fatal); + for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { - s->irq_in[i] =3D qemu_allocate_irq(sp804_set_irq, s, i); - s->timer[i] =3D arm_timer_new(s->freq[i], s->irq_in[i]); + SysBusDevice *tmr =3D SYS_BUS_DEVICE(&s->timer[i]); + + if (!sysbus_realize(tmr, errp)) { + return; + } + sysbus_connect_irq(tmr, 0, qdev_get_gpio_in(DEVICE(&s->irq_orgate)= , i)); } } =20 static Property sp804_properties[] =3D { - DEFINE_PROP_UINT32("freq0", SP804Timer, freq[0], 1000000), - DEFINE_PROP_UINT32("freq1", SP804Timer, freq[1], 1000000), + DEFINE_PROP_UINT32("freq0", SP804Timer, timer[0].freq, 1000000), + DEFINE_PROP_UINT32("freq1", SP804Timer, timer[1].freq, 1000000), DEFINE_PROP_END_OF_LIST(), }; =20 @@ -342,8 +401,7 @@ struct IntegratorPIT { SysBusDevice parent_obj; =20 MemoryRegion iomem; - ArmTimer *timer[3]; - qemu_irq irq_in[3]; + ArmTimer timer[3]; qemu_irq irq[3]; }; =20 @@ -406,7 +464,8 @@ static void icp_pit_init(Object *obj) "timer-in", ARRAY_SIZE(s->timer)); =20 for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { - s->timer[i] =3D arm_timer_new(tmr_freq[i], s->irq_in[i]); + object_initialize_child(obj, "timer[*]", &s->timer[i], TYPE_ARM_TI= MER); + qdev_prop_set_uint32(DEVICE(&s->timer[i]), "freq", tmr_freq[i]); sysbus_init_irq(dev, &s->irq[i]); } =20 @@ -424,7 +483,10 @@ static void icp_pit_realize(DeviceState *dev, Error **= errp) for (unsigned i =3D 0; i < ARRAY_SIZE(s->timer); i++) { SysBusDevice *tmr =3D SYS_BUS_DEVICE(&s->timer[i]); =20 - sysbus_connect_irq(tmr, i, qdev_get_gpio_in_named(dev, "timer-in",= i)); + if (!sysbus_realize(tmr, errp)) { + return; + } + sysbus_connect_irq(tmr, 0, qdev_get_gpio_in_named(dev, "timer-in",= i)); } } =20 @@ -437,6 +499,13 @@ static void icp_pit_class_init(ObjectClass *klass, voi= d *data) =20 static const TypeInfo arm_timer_types[] =3D { { + .name =3D TYPE_ARM_TIMER, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(ArmTimer), + .instance_init =3D arm_timer_init, + .instance_finalize =3D arm_timer_finalize, + .class_init =3D arm_timer_class_init, + }, { .name =3D TYPE_INTEGRATOR_PIT, .parent =3D TYPE_SYS_BUS_DEVICE, .instance_size =3D sizeof(IntegratorPIT), diff --git a/hw/timer/Kconfig b/hw/timer/Kconfig index 010be7ed1f..61b048f49c 100644 --- a/hw/timer/Kconfig +++ b/hw/timer/Kconfig @@ -1,6 +1,7 @@ config ARM_TIMER bool select PTIMER + select OR_IRQ =20 config ARM_MPTIMER bool --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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Tue, 04 Jul 2023 07:51:48 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 18/19] hw/timer/arm_timer: Map ARM_TIMER MMIO regions into IntegratorPIT Date: Tue, 4 Jul 2023 16:50:11 +0200 Message-Id: <20230704145012.49870-19-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::32b; envelope-from=philmd@linaro.org; helo=mail-wm1-x32b.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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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: 1688482336122100002 Instead of manually forwarding MMIO accesses to each ARM_TIMER, let have the generic memory code dispatch that for us. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 43 ++++--------------------------------------- 1 file changed, 4 insertions(+), 39 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 8207723ab5..7b455aff4d 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -393,6 +393,7 @@ static void sp804_class_init(ObjectClass *klass, void *= data) } =20 /* Integrator/CP timer module. */ +/* ??? Don't know the PrimeCell ID for this device. */ =20 #define TYPE_INTEGRATOR_PIT "integrator_pit" OBJECT_DECLARE_SIMPLE_TYPE(IntegratorPIT, INTEGRATOR_PIT) @@ -405,43 +406,6 @@ struct IntegratorPIT { qemu_irq irq[3]; }; =20 -static uint64_t icp_pit_read(void *opaque, hwaddr offset, - unsigned size) -{ - IntegratorPIT *s =3D opaque; - int n; - - /* ??? Don't know the PrimeCell ID for this device. */ - n =3D offset >> 8; - if (n > 2) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad timer %d\n", __func__, n); - return 0; - } - - return arm_timer_read(&s->timer[n], offset & 0xff, size); -} - -static void icp_pit_write(void *opaque, hwaddr offset, - uint64_t value, unsigned size) -{ - IntegratorPIT *s =3D opaque; - int n; - - n =3D offset >> 8; - if (n > 2) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad timer %d\n", __func__, n); - return; - } - - arm_timer_write(&s->timer[n], offset & 0xff, value, size); -} - -static const MemoryRegionOps icp_pit_ops =3D { - .read =3D icp_pit_read, - .write =3D icp_pit_write, - .endianness =3D DEVICE_NATIVE_ENDIAN, -}; - static void icp_pit_fwd_irq(void *opaque, int n, int level) { IntegratorPIT *s =3D opaque; @@ -469,8 +433,7 @@ static void icp_pit_init(Object *obj) sysbus_init_irq(dev, &s->irq[i]); } =20 - memory_region_init_io(&s->iomem, obj, &icp_pit_ops, s, - "icp_pit", 0x1000); + memory_region_init(&s->iomem, obj, "icp_pit", 0x1000); sysbus_init_mmio(dev, &s->iomem); /* This device has no state to save/restore. The component timers will save themselves. */ @@ -487,6 +450,8 @@ static void icp_pit_realize(DeviceState *dev, Error **e= rrp) return; } sysbus_connect_irq(tmr, 0, qdev_get_gpio_in_named(dev, "timer-in",= i)); + memory_region_add_subregion(&s->iomem, 0x100 * i, + sysbus_mmio_get_region(tmr, 0)); } } =20 --=20 2.38.1 From nobody Fri May 10 02:21:27 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1688482368; cv=none; d=zohomail.com; s=zohoarc; b=in+7C2xqxoAIC+jWMAX/9CnpqH93UPksmTMAWNbv6FOybf2YV8WPcpMHzy/sedINAff+twRWZZBXB/oW1XpXcwJZAMJ0qE8wq9+Po/Xg7l55Ngl2SdZXWTVecghW8q9t24V2GW5BM20s3vgRqdzeJyC2W1IQYAufN1R6wlioucA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1688482368; 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Tue, 04 Jul 2023 07:51:53 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Thomas Huth , qemu-arm@nongnu.org, Peter Maydell , Paolo Bonzini , Mark Cave-Ayland , Sergey Kambalin , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH v2 19/19] hw/timer/arm_timer: Map ARM_TIMER MMIO regions into SP804Timer Date: Tue, 4 Jul 2023 16:50:12 +0200 Message-Id: <20230704145012.49870-20-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230704145012.49870-1-philmd@linaro.org> References: <20230704145012.49870-1-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=2a00:1450:4864:20::12f; envelope-from=philmd@linaro.org; helo=mail-lf1-x12f.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, T_SCC_BODY_TEXT_LINE=-0.01 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: 1688482369032100006 Instead of manually forwarding MMIO accesses to each ARM_TIMER, let have the generic memory code dispatch that for us. Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson --- hw/timer/arm_timer.c | 23 ++--------------------- 1 file changed, 2 insertions(+), 21 deletions(-) diff --git a/hw/timer/arm_timer.c b/hw/timer/arm_timer.c index 7b455aff4d..f8d65732dc 100644 --- a/hw/timer/arm_timer.c +++ b/hw/timer/arm_timer.c @@ -262,15 +262,6 @@ static const uint8_t sp804_ids[] =3D { static uint64_t sp804_read(void *opaque, hwaddr offset, unsigned size) { - SP804Timer *s =3D opaque; - - if (offset < 0x20) { - return arm_timer_read(&s->timer[0], offset, size); - } - if (offset < 0x40) { - return arm_timer_read(&s->timer[1], offset - 0x20, size); - } - /* TimerPeriphID */ if (offset >=3D 0xfe0 && offset <=3D 0xffc) { return sp804_ids[(offset - 0xfe0) >> 2]; @@ -294,18 +285,6 @@ static uint64_t sp804_read(void *opaque, hwaddr offset, static void sp804_write(void *opaque, hwaddr offset, uint64_t value, unsigned size) { - SP804Timer *s =3D opaque; - - if (offset < 0x20) { - arm_timer_write(&s->timer[0], offset, value, size); - return; - } - - if (offset < 0x40) { - arm_timer_write(&s->timer[1], offset - 0x20, value, size); - return; - } - /* Technically we could be writing to the Test Registers, but not like= ly */ qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset %x\n", __func__, (int)offset); @@ -374,6 +353,8 @@ static void sp804_realize(DeviceState *dev, Error **err= p) return; } sysbus_connect_irq(tmr, 0, qdev_get_gpio_in(DEVICE(&s->irq_orgate)= , i)); + memory_region_add_subregion_overlap(&s->iomem, 0x20 * i, + sysbus_mmio_get_region(tmr, 0)= , 1); } } =20 --=20 2.38.1