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Thu, 07 Dec 2023 16:30:28 -0500 Received: from git.sr.ht (unknown [173.195.146.142]) by mail-b.sr.ht (Postfix) with ESMTPSA id 100DB11F060; Thu, 7 Dec 2023 21:30:24 +0000 (UTC) Authentication-Results: mail-b.sr.ht; dkim=none From: ~inesvarhol Date: Thu, 07 Dec 2023 21:33:16 +0100 Subject: [PATCH qemu 3/3] hw/arm: Connect STM32L4x5 EXTI to STM32L4x5 SoC MIME-Version: 1.0 Message-ID: <170198462199.32162.284497577253427308-3@git.sr.ht> X-Mailer: git.sr.ht In-Reply-To: <170198462199.32162.284497577253427308-0@git.sr.ht> To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, alistair@alistair23.me, philmd@linaro.org, peter.maydell@linaro.org, ines.varhol@telecom-paris.fr, arnaud.minier@telecom-paris.fr 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=173.195.146.151; envelope-from=outgoing@sr.ht; helo=mail-b.sr.ht X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, 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: , Reply-To: ~inesvarhol Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1701984686674100003 From: In=C3=A8s Varhol Signed-off-by: Arnaud Minier Signed-off-by: In=C3=A8s Varhol --- hw/arm/Kconfig | 1 + hw/arm/stm32l4x5_soc.c | 65 ++++++++++++++++++++++++++++++++-- include/hw/arm/stm32l4x5_soc.h | 3 ++ 3 files changed, 67 insertions(+), 2 deletions(-) diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index b95576fb0c..28d378ed83 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -458,6 +458,7 @@ config STM32L4X5_SOC bool select ARM_V7M select OR_IRQ + select STM32L4X5_EXTI =20 config XLNX_ZYNQMP_ARM bool diff --git a/hw/arm/stm32l4x5_soc.c b/hw/arm/stm32l4x5_soc.c index f476878b2c..cf786eac1d 100644 --- a/hw/arm/stm32l4x5_soc.c +++ b/hw/arm/stm32l4x5_soc.c @@ -45,10 +45,51 @@ #define SRAM2_BASE_ADDRESS 0x10000000 #define SRAM2_SIZE (32 * KiB) =20 +#define EXTI_ADDR 0x40010400 + +#define NUM_EXTI_IRQ 40 +/* Match exti line connections with their CPU IRQ number */ +/* See Vector Table (Reference Manual p.396) */ +static const int exti_irq[NUM_EXTI_IRQ] =3D { + 6, /* GPIO[0] */ + 7, /* GPIO[1] */ + 8, /* GPIO[2] */ + 9, /* GPIO[3] */ + 10, /* GPIO[4] */ + 23, 23, 23, 23, 23, /* GPIO[5..9] */ + 40, 40, 40, 40, 40, 40, /* GPIO[10..15] */ + 1, /* PVD */ + 67, /* OTG_FS_WKUP, Direct */ + 41, /* RTC_ALARM */ + 2, /* RTC_TAMP_STAMP2/CSS_LSE */ + 3, /* RTC wakeup timer */ + 63, /* COMP1 */ + 63, /* COMP2 */ + 31, /* I2C1 wakeup, Direct */ + 33, /* I2C2 wakeup, Direct */ + 72, /* I2C3 wakeup, Direct */ + 37, /* USART1 wakeup, Direct */ + 38, /* USART2 wakeup, Direct */ + 39, /* USART3 wakeup, Direct */ + 52, /* UART4 wakeup, Direct */ + 53, /* UART4 wakeup, Direct */ + 70, /* LPUART1 wakeup, Direct */ + 65, /* LPTIM1, Direct */ + 66, /* LPTIM2, Direct */ + 76, /* SWPMI1 wakeup, Direct */ + 1, /* PVM1 wakeup */ + 1, /* PVM2 wakeup */ + 1, /* PVM3 wakeup */ + 1, /* PVM4 wakeup */ + 78 /* LCD wakeup, Direct */ +}; + static void stm32l4x5_soc_initfn(Object *obj) { Stm32l4x5SocState *s =3D STM32L4X5_SOC(obj); =20 + object_initialize_child(obj, "exti", &s->exti, TYPE_STM32L4X5_EXTI); + s->sysclk =3D qdev_init_clock_in(DEVICE(s), "sysclk", NULL, NULL, 0); s->refclk =3D qdev_init_clock_in(DEVICE(s), "refclk", NULL, NULL, 0); } @@ -59,7 +100,9 @@ static void stm32l4x5_soc_realize(DeviceState *dev_soc, = Error **errp) Stm32l4x5SocState *s =3D STM32L4X5_SOC(dev_soc); const Stm32l4x5SocClass *sc =3D STM32L4X5_SOC_GET_CLASS(dev_soc); MemoryRegion *system_memory =3D get_system_memory(); - DeviceState *armv7m; + DeviceState *dev, *armv7m; + SysBusDevice *busdev; + int i; =20 /* * We use s->refclk internally and only define it with qdev_init_clock= _in() @@ -124,6 +167,25 @@ static void stm32l4x5_soc_realize(DeviceState *dev_soc= , Error **errp) return; } =20 + dev =3D DEVICE(&s->exti); + if (!sysbus_realize(SYS_BUS_DEVICE(&s->exti), errp)) { + return; + } + busdev =3D SYS_BUS_DEVICE(dev); + sysbus_mmio_map(busdev, 0, EXTI_ADDR); + for (i =3D 0; i < NUM_EXTI_IRQ; i++) { + /* IRQ seems not to be connected ? */ + sysbus_connect_irq(busdev, i, qdev_get_gpio_in(armv7m, exti_irq[i]= )); + } + + /* + * Uncomment when Syscfg is implemented + * for (i =3D 0; i < 16; i++) { + * qdev_connect_gpio_out(DEVICE(&s->syscfg), i, + * qdev_get_gpio_in(dev, i)); + * } + */ + /* APB1 BUS */ create_unimplemented_device("TIM2", 0x40000000, 0x400); create_unimplemented_device("TIM3", 0x40000400, 0x400); @@ -164,7 +226,6 @@ static void stm32l4x5_soc_realize(DeviceState *dev_soc,= Error **errp) create_unimplemented_device("SYSCFG", 0x40010000, 0x30); create_unimplemented_device("VREFBUF", 0x40010030, 0x1D0); create_unimplemented_device("COMP", 0x40010200, 0x200); - create_unimplemented_device("EXTI", 0x40010400, 0x400); /* RESERVED: 0x40010800, 0x1400 */ create_unimplemented_device("FIREWALL", 0x40011C00, 0x400); /* RESERVED: 0x40012000, 0x800 */ diff --git a/include/hw/arm/stm32l4x5_soc.h b/include/hw/arm/stm32l4x5_soc.h index 564201fee5..ac47158596 100644 --- a/include/hw/arm/stm32l4x5_soc.h +++ b/include/hw/arm/stm32l4x5_soc.h @@ -37,6 +37,7 @@ #include "qemu/units.h" #include "hw/qdev-core.h" #include "hw/arm/armv7m.h" +#include "hw/misc/stm32l4x5_exti.h" #include "qom/object.h" =20 #define TYPE_STM32L4X5_SOC "stm32l4x5-soc" @@ -50,6 +51,8 @@ struct Stm32l4x5SocState { =20 ARMv7MState armv7m; =20 + Stm32l4x5ExtiState exti; + MemoryRegion sram1; MemoryRegion sram2; MemoryRegion flash; --=20 2.38.5