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Sun, 25 Feb 2024 16:03:07 -0800 (PST) From: Sergey Kambalin X-Google-Original-From: Sergey Kambalin To: qemu-arm@nongnu.org Cc: qemu-devel@nongnu.org, Sergey Kambalin , Peter Maydell Subject: [PATCH v6 04/41] Introduce BCM2838 SoC Date: Sun, 25 Feb 2024 18:02:22 -0600 Message-Id: <20240226000259.2752893-5-sergey.kambalin@auriga.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240226000259.2752893-1-sergey.kambalin@auriga.com> References: <20240226000259.2752893-1-sergey.kambalin@auriga.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::112a; envelope-from=serg.oker@gmail.com; helo=mail-yw1-x112a.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, FREEMAIL_FROM=0.001, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: Sergey Kambalin Reviewed-by: Peter Maydell --- hw/arm/bcm2838.c | 98 ++++++++++++++++++++++++++++ hw/arm/bcm2838_peripherals.c | 72 ++++++++++++++++++++ hw/arm/meson.build | 2 + include/hw/arm/bcm2838.h | 29 ++++++++ include/hw/arm/bcm2838_peripherals.h | 36 ++++++++++ 5 files changed, 237 insertions(+) create mode 100644 hw/arm/bcm2838.c create mode 100644 hw/arm/bcm2838_peripherals.c create mode 100644 include/hw/arm/bcm2838.h create mode 100644 include/hw/arm/bcm2838_peripherals.h diff --git a/hw/arm/bcm2838.c b/hw/arm/bcm2838.c new file mode 100644 index 0000000000..05281e247f --- /dev/null +++ b/hw/arm/bcm2838.c @@ -0,0 +1,98 @@ +/* + * BCM2838 SoC emulation + * + * Copyright (C) 2022 Ovchinnikov Vitalii + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu/module.h" +#include "hw/arm/raspi_platform.h" +#include "hw/sysbus.h" +#include "hw/arm/bcm2838.h" +#include "trace.h" + +#define VIRTUAL_PMU_IRQ 7 + +static void bcm2838_init(Object *obj) +{ + BCM2838State *s = BCM2838(obj); + + object_initialize_child(obj, "peripherals", &s->peripherals, + TYPE_BCM2838_PERIPHERALS); + object_property_add_alias(obj, "board-rev", OBJECT(&s->peripherals), + "board-rev"); + object_property_add_alias(obj, "vcram-size", OBJECT(&s->peripherals), + "vcram-size"); + object_property_add_alias(obj, "command-line", OBJECT(&s->peripherals), + "command-line"); +} + +static void bcm2838_realize(DeviceState *dev, Error **errp) +{ + int n; + BCM2838State *s = BCM2838(dev); + BCM283XBaseState *s_base = BCM283X_BASE(dev); + BCM283XBaseClass *bc_base = BCM283X_BASE_GET_CLASS(dev); + BCM2838PeripheralState *ps = BCM2838_PERIPHERALS(&s->peripherals); + BCMSocPeripheralBaseState *ps_base = + BCM_SOC_PERIPHERALS_BASE(&s->peripherals); + + if (!bcm283x_common_realize(dev, ps_base, errp)) { + return; + } + sysbus_mmio_map_overlap(SYS_BUS_DEVICE(ps), 1, BCM2838_PERI_LOW_BASE, 1); + + /* bcm2836 interrupt controller (and mailboxes, etc.) */ + if (!sysbus_realize(SYS_BUS_DEVICE(&s_base->control), errp)) { + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s_base->control), 0, bc_base->ctrl_base); + + /* Create cores */ + for (n = 0; n < bc_base->core_count; n++) { + + object_property_set_int(OBJECT(&s_base->cpu[n].core), "mp-affinity", + (bc_base->clusterid << 8) | n, &error_abort); + + /* start powered off if not enabled */ + object_property_set_bool(OBJECT(&s_base->cpu[n].core), + "start-powered-off", + n >= s_base->enabled_cpus, &error_abort); + + if (!qdev_realize(DEVICE(&s_base->cpu[n].core), NULL, errp)) { + return; + } + } +} + +static void bcm2838_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + BCM283XBaseClass *bc_base = BCM283X_BASE_CLASS(oc); + + bc_base->cpu_type = ARM_CPU_TYPE_NAME("cortex-a72"); + bc_base->core_count = BCM283X_NCPUS; + bc_base->peri_base = 0xfe000000; + bc_base->ctrl_base = 0xff800000; + bc_base->clusterid = 0x0; + dc->realize = bcm2838_realize; +} + +static const TypeInfo bcm2838_type = { + .name = TYPE_BCM2838, + .parent = TYPE_BCM283X_BASE, + .instance_size = sizeof(BCM2838State), + .instance_init = bcm2838_init, + .class_size = sizeof(BCM283XBaseClass), + .class_init = bcm2838_class_init, +}; + +static void bcm2838_register_types(void) +{ + type_register_static(&bcm2838_type); +} + +type_init(bcm2838_register_types); diff --git a/hw/arm/bcm2838_peripherals.c b/hw/arm/bcm2838_peripherals.c new file mode 100644 index 0000000000..06110c724f --- /dev/null +++ b/hw/arm/bcm2838_peripherals.c @@ -0,0 +1,72 @@ +/* + * BCM2838 peripherals emulation + * + * Copyright (C) 2022 Ovchinnikov Vitalii + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu/module.h" +#include "hw/arm/raspi_platform.h" +#include "hw/arm/bcm2838_peripherals.h" + +/* Lower peripheral base address on the VC (GPU) system bus */ +#define BCM2838_VC_PERI_LOW_BASE 0x7c000000 + +static void bcm2838_peripherals_init(Object *obj) +{ + BCM2838PeripheralState *s = BCM2838_PERIPHERALS(obj); + BCM2838PeripheralClass *bc = BCM2838_PERIPHERALS_GET_CLASS(obj); + + /* Lower memory region for peripheral devices (exported to the Soc) */ + memory_region_init(&s->peri_low_mr, obj, "bcm2838-peripherals", + bc->peri_low_size); + sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->peri_low_mr); + +} + +static void bcm2838_peripherals_realize(DeviceState *dev, Error **errp) +{ + BCM2838PeripheralState *s = BCM2838_PERIPHERALS(dev); + BCMSocPeripheralBaseState *s_base = BCM_SOC_PERIPHERALS_BASE(dev); + + bcm_soc_peripherals_common_realize(dev, errp); + + /* Map lower peripherals into the GPU address space */ + memory_region_init_alias(&s->peri_low_mr_alias, OBJECT(s), + "bcm2838-peripherals", &s->peri_low_mr, 0, + memory_region_size(&s->peri_low_mr)); + memory_region_add_subregion_overlap(&s_base->gpu_bus_mr, + BCM2838_VC_PERI_LOW_BASE, + &s->peri_low_mr_alias, 1); + +} + +static void bcm2838_peripherals_class_init(ObjectClass *oc, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + BCM2838PeripheralClass *bc = BCM2838_PERIPHERALS_CLASS(oc); + BCMSocPeripheralBaseClass *bc_base = BCM_SOC_PERIPHERALS_BASE_CLASS(oc); + + bc->peri_low_size = 0x2000000; + bc_base->peri_size = 0x1800000; + dc->realize = bcm2838_peripherals_realize; +} + +static const TypeInfo bcm2838_peripherals_type_info = { + .name = TYPE_BCM2838_PERIPHERALS, + .parent = TYPE_BCM_SOC_PERIPHERALS_BASE, + .instance_size = sizeof(BCM2838PeripheralState), + .instance_init = bcm2838_peripherals_init, + .class_size = sizeof(BCM2838PeripheralClass), + .class_init = bcm2838_peripherals_class_init, +}; + +static void bcm2838_peripherals_register_types(void) +{ + type_register_static(&bcm2838_peripherals_type_info); +} + +type_init(bcm2838_peripherals_register_types) diff --git a/hw/arm/meson.build b/hw/arm/meson.build index a16d347905..1390a9d7b5 100644 --- a/hw/arm/meson.build +++ b/hw/arm/meson.build @@ -30,6 +30,7 @@ arm_ss.add(when: 'CONFIG_ALLWINNER_A10', if_true: files('allwinner-a10.c', 'cubi arm_ss.add(when: 'CONFIG_ALLWINNER_H3', if_true: files('allwinner-h3.c', 'orangepi.c')) arm_ss.add(when: 'CONFIG_ALLWINNER_R40', if_true: files('allwinner-r40.c', 'bananapi_m2u.c')) arm_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2836.c', 'raspi.c')) +arm_ss.add(when: ['CONFIG_RASPI', 'TARGET_AARCH64'], if_true: files('bcm2838.c')) arm_ss.add(when: 'CONFIG_STM32F100_SOC', if_true: files('stm32f100_soc.c')) arm_ss.add(when: 'CONFIG_STM32F205_SOC', if_true: files('stm32f205_soc.c')) arm_ss.add(when: 'CONFIG_STM32F405_SOC', if_true: files('stm32f405_soc.c')) @@ -67,6 +68,7 @@ system_ss.add(when: 'CONFIG_GUMSTIX', if_true: files('gumstix.c')) system_ss.add(when: 'CONFIG_NETDUINO2', if_true: files('netduino2.c')) system_ss.add(when: 'CONFIG_OMAP', if_true: files('omap2.c')) system_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_peripherals.c')) +system_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2838_peripherals.c')) system_ss.add(when: 'CONFIG_SPITZ', if_true: files('spitz.c')) system_ss.add(when: 'CONFIG_STRONGARM', if_true: files('strongarm.c')) system_ss.add(when: 'CONFIG_SX1', if_true: files('omap_sx1.c')) diff --git a/include/hw/arm/bcm2838.h b/include/hw/arm/bcm2838.h new file mode 100644 index 0000000000..bddc25ca9a --- /dev/null +++ b/include/hw/arm/bcm2838.h @@ -0,0 +1,29 @@ +/* + * BCM2838 SoC emulation + * + * Copyright (C) 2022 Ovchinnikov Vitalii + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef BCM2838_H +#define BCM2838_H + +#include "hw/arm/bcm2836.h" +#include "hw/arm/bcm2838_peripherals.h" + +#define BCM2838_PERI_LOW_BASE 0xfc000000 +#define BCM2838_GIC_BASE 0x40000 + +#define TYPE_BCM2838 "bcm2838" + +OBJECT_DECLARE_TYPE(BCM2838State, BCM2838Class, BCM2838) + +struct BCM2838State { + /*< private >*/ + BCM283XBaseState parent_obj; + /*< public >*/ + BCM2838PeripheralState peripherals; +}; + +#endif /* BCM2838_H */ diff --git a/include/hw/arm/bcm2838_peripherals.h b/include/hw/arm/bcm2838_peripherals.h new file mode 100644 index 0000000000..7039b67cc9 --- /dev/null +++ b/include/hw/arm/bcm2838_peripherals.h @@ -0,0 +1,36 @@ +/* + * BCM2838 peripherals emulation + * + * Copyright (C) 2022 Ovchinnikov Vitalii + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef BCM2838_PERIPHERALS_H +#define BCM2838_PERIPHERALS_H + +#include "hw/arm/bcm2835_peripherals.h" + + +#define TYPE_BCM2838_PERIPHERALS "bcm2838-peripherals" +OBJECT_DECLARE_TYPE(BCM2838PeripheralState, BCM2838PeripheralClass, + BCM2838_PERIPHERALS) + +struct BCM2838PeripheralState { + /*< private >*/ + BCMSocPeripheralBaseState parent_obj; + + /*< public >*/ + MemoryRegion peri_low_mr; + MemoryRegion peri_low_mr_alias; + MemoryRegion mphi_mr_alias; +}; + +struct BCM2838PeripheralClass { + /*< private >*/ + BCMSocPeripheralBaseClass parent_class; + /*< public >*/ + uint64_t peri_low_size; /* Peripheral lower range size */ +}; + +#endif /* BCM2838_PERIPHERALS_H */