From: Bibo Mao <maob...@loongson.cn> Introduce LOONGSON_IPI_COMMON stubs, QDev parent of LOONGSON_IPI.
Signed-off-by: Bibo Mao <maob...@loongson.cn> [PMD: Extracted from bigger commit, added commit description] Co-Developed-by: Philippe Mathieu-Daudé <phi...@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org> Reviewed-by: Bibo Mao <maob...@loongson.cn> Tested-by: Bibo Mao <maob...@loongson.cn> Acked-by: Song Gao <gaos...@loongson.cn> --- MAINTAINERS | 4 ++++ include/hw/intc/loongson_ipi.h | 13 +++++++++++-- include/hw/intc/loongson_ipi_common.h | 26 ++++++++++++++++++++++++++ hw/intc/loongson_ipi.c | 7 ++++--- hw/intc/loongson_ipi_common.c | 22 ++++++++++++++++++++++ hw/intc/Kconfig | 4 ++++ hw/intc/meson.build | 1 + 7 files changed, 72 insertions(+), 5 deletions(-) create mode 100644 include/hw/intc/loongson_ipi_common.h create mode 100644 hw/intc/loongson_ipi_common.c diff --git a/MAINTAINERS b/MAINTAINERS index 7d9811458c..a670c8ee67 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1249,8 +1249,10 @@ F: configs/devices/loongarch64-softmmu/default.mak F: hw/loongarch/ F: include/hw/loongarch/virt.h F: include/hw/intc/loongarch_*.h +F: include/hw/intc/loongson_ipi_common.h F: include/hw/intc/loongson_ipi.h F: hw/intc/loongarch_*.c +F: hw/intc/loongson_ipi_common.c F: hw/intc/loongson_ipi.c F: include/hw/pci-host/ls7a.h F: hw/rtc/ls7a_rtc.c @@ -1385,11 +1387,13 @@ Loongson-3 virtual platforms M: Huacai Chen <chenhua...@kernel.org> R: Jiaxun Yang <jiaxun.y...@flygoat.com> S: Maintained +F: hw/intc/loongson_ipi_common.c F: hw/intc/loongson_ipi.c F: hw/intc/loongson_liointc.c F: hw/mips/loongson3_bootp.c F: hw/mips/loongson3_bootp.h F: hw/mips/loongson3_virt.c +F: include/hw/intc/loongson_ipi_common.h F: include/hw/intc/loongson_ipi.h F: include/hw/intc/loongson_liointc.h F: tests/avocado/machine_mips_loongson3v.py diff --git a/include/hw/intc/loongson_ipi.h b/include/hw/intc/loongson_ipi.h index efb772f384..82cb64ca40 100644 --- a/include/hw/intc/loongson_ipi.h +++ b/include/hw/intc/loongson_ipi.h @@ -8,6 +8,8 @@ #ifndef HW_LOONGSON_IPI_H #define HW_LOONGSON_IPI_H +#include "qom/object.h" +#include "hw/intc/loongson_ipi_common.h" #include "hw/sysbus.h" /* Mainy used by iocsr read and write */ @@ -31,7 +33,7 @@ #define IPI_MBX_NUM 4 #define TYPE_LOONGSON_IPI "loongson_ipi" -OBJECT_DECLARE_SIMPLE_TYPE(LoongsonIPIState, LOONGSON_IPI) +OBJECT_DECLARE_TYPE(LoongsonIPIState, LoongsonIPIClass, LOONGSON_IPI) typedef struct IPICore { LoongsonIPIState *ipi; @@ -45,8 +47,15 @@ typedef struct IPICore { qemu_irq irq; } IPICore; +struct LoongsonIPIClass { + LoongsonIPICommonClass parent_class; + + DeviceRealize parent_realize; +}; + struct LoongsonIPIState { - SysBusDevice parent_obj; + LoongsonIPICommonState parent_obj; + MemoryRegion ipi_iocsr_mem; MemoryRegion ipi64_iocsr_mem; uint32_t num_cpu; diff --git a/include/hw/intc/loongson_ipi_common.h b/include/hw/intc/loongson_ipi_common.h new file mode 100644 index 0000000000..70ac69d0ba --- /dev/null +++ b/include/hw/intc/loongson_ipi_common.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Loongson ipi interrupt header files + * + * Copyright (C) 2021 Loongson Technology Corporation Limited + */ + +#ifndef HW_LOONGSON_IPI_COMMON_H +#define HW_LOONGSON_IPI_COMMON_H + +#include "qom/object.h" +#include "hw/sysbus.h" + +#define TYPE_LOONGSON_IPI_COMMON "loongson_ipi_common" +OBJECT_DECLARE_TYPE(LoongsonIPICommonState, + LoongsonIPICommonClass, LOONGSON_IPI_COMMON) + +struct LoongsonIPICommonState { + SysBusDevice parent_obj; +}; + +struct LoongsonIPICommonClass { + SysBusDeviceClass parent_class; +}; + +#endif diff --git a/hw/intc/loongson_ipi.c b/hw/intc/loongson_ipi.c index bab4d8816b..20f3f6bd3f 100644 --- a/hw/intc/loongson_ipi.c +++ b/hw/intc/loongson_ipi.c @@ -362,8 +362,10 @@ static Property ipi_properties[] = { static void loongson_ipi_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); + LoongsonIPIClass *lic = LOONGSON_IPI_CLASS(klass); - dc->realize = loongson_ipi_realize; + device_class_set_parent_realize(dc, loongson_ipi_realize, + &lic->parent_realize); device_class_set_props(dc, ipi_properties); dc->vmsd = &vmstate_loongson_ipi; } @@ -383,8 +385,7 @@ static void loongson_ipi_finalize(Object *obj) static const TypeInfo loongson_ipi_types[] = { { .name = TYPE_LOONGSON_IPI, - .parent = TYPE_SYS_BUS_DEVICE, - .instance_size = sizeof(LoongsonIPIState), + .parent = TYPE_LOONGSON_IPI_COMMON, .class_init = loongson_ipi_class_init, .instance_finalize = loongson_ipi_finalize, } diff --git a/hw/intc/loongson_ipi_common.c b/hw/intc/loongson_ipi_common.c new file mode 100644 index 0000000000..970525c242 --- /dev/null +++ b/hw/intc/loongson_ipi_common.c @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Loongson IPI interrupt common support + * + * Copyright (C) 2021 Loongson Technology Corporation Limited + */ + +#include "qemu/osdep.h" +#include "hw/sysbus.h" +#include "hw/intc/loongson_ipi_common.h" + +static const TypeInfo loongarch_ipi_types[] = { + { + .name = TYPE_LOONGSON_IPI_COMMON, + .parent = TYPE_SYS_BUS_DEVICE, + .instance_size = sizeof(LoongsonIPICommonState), + .class_size = sizeof(LoongsonIPICommonClass), + .abstract = true, + } +}; + +DEFINE_TYPES(loongarch_ipi_types) diff --git a/hw/intc/Kconfig b/hw/intc/Kconfig index 58b6d3a710..a2a0fdca85 100644 --- a/hw/intc/Kconfig +++ b/hw/intc/Kconfig @@ -87,8 +87,12 @@ config GOLDFISH_PIC config M68K_IRQC bool +config LOONGSON_IPI_COMMON + bool + config LOONGSON_IPI bool + select LOONGSON_IPI_COMMON config LOONGARCH_PCH_PIC bool diff --git a/hw/intc/meson.build b/hw/intc/meson.build index afd1aa51ee..a09a527207 100644 --- a/hw/intc/meson.build +++ b/hw/intc/meson.build @@ -69,6 +69,7 @@ specific_ss.add(when: 'CONFIG_XIVE', if_true: files('xive.c')) specific_ss.add(when: ['CONFIG_KVM', 'CONFIG_XIVE'], if_true: files('spapr_xive_kvm.c')) specific_ss.add(when: 'CONFIG_M68K_IRQC', if_true: files('m68k_irqc.c')) +specific_ss.add(when: 'CONFIG_LOONGSON_IPI_COMMON', if_true: files('loongson_ipi_common.c')) specific_ss.add(when: 'CONFIG_LOONGSON_IPI', if_true: files('loongson_ipi.c')) specific_ss.add(when: 'CONFIG_LOONGARCH_PCH_PIC', if_true: files('loongarch_pch_pic.c')) specific_ss.add(when: 'CONFIG_LOONGARCH_PCH_MSI', if_true: files('loongarch_pch_msi.c')) -- 2.41.0