diff options
author | Marc-André Lureau <marcandre.lureau@redhat.com> | 2019-10-17 19:16:53 +0200 |
---|---|---|
committer | Marc-André Lureau <marcandre.lureau@redhat.com> | 2020-01-07 17:24:29 +0400 |
commit | f4f643882d9dc4676411d1f5fcf9393aa745570b (patch) | |
tree | 11af6c3e2aed7a73ab88b33fab4f8231634fb5b2 /hw | |
parent | 3cff81733da62eaea2252e638ea47849cf284ceb (diff) |
cris: improve passing PIC interrupt vector to the CPU
Instead of accessing cpu interrupt vector directly from PIC, send the
vector value over the qemu_irq.
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r-- | hw/cris/axis_dev88.c | 4 | ||||
-rw-r--r-- | hw/intc/etraxfs_pic.c | 26 |
2 files changed, 1 insertions, 29 deletions
diff --git a/hw/cris/axis_dev88.c b/hw/cris/axis_dev88.c index 940c7dd122..be7760476a 100644 --- a/hw/cris/axis_dev88.c +++ b/hw/cris/axis_dev88.c @@ -253,7 +253,6 @@ void axisdev88_init(MachineState *machine) const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; CRISCPU *cpu; - CPUCRISState *env; DeviceState *dev; SysBusDevice *s; DriveInfo *nand; @@ -267,7 +266,6 @@ void axisdev88_init(MachineState *machine) /* init CPUs */ cpu = CRIS_CPU(cpu_create(machine->cpu_type)); - env = &cpu->env; /* allocate RAM */ memory_region_allocate_system_memory(phys_ram, NULL, "axisdev88.ram", @@ -297,8 +295,6 @@ void axisdev88_init(MachineState *machine) dev = qdev_create(NULL, "etraxfs,pic"); - /* FIXME: Is there a proper way to signal vectors to the CPU core? */ - qdev_prop_set_ptr(dev, "interrupt_vector", &env->interrupt_vector); qdev_init_nofail(dev); s = SYS_BUS_DEVICE(dev); sysbus_mmio_map(s, 0, 0x3001c000); diff --git a/hw/intc/etraxfs_pic.c b/hw/intc/etraxfs_pic.c index 77f652acec..12988c7aa9 100644 --- a/hw/intc/etraxfs_pic.c +++ b/hw/intc/etraxfs_pic.c @@ -27,8 +27,6 @@ #include "qemu/module.h" #include "hw/irq.h" #include "hw/qdev-properties.h" -//#include "pc.h" -//#include "etraxfs.h" #define D(x) @@ -48,7 +46,6 @@ struct etrax_pic SysBusDevice parent_obj; MemoryRegion mmio; - void *interrupt_vector; qemu_irq parent_irq; qemu_irq parent_nmi; uint32_t regs[R_MAX]; @@ -79,11 +76,7 @@ static void pic_update(struct etrax_pic *fs) } } - if (fs->interrupt_vector) { - /* hack alert: ptr property */ - *(uint32_t*)(fs->interrupt_vector) = vector; - } - qemu_set_irq(fs->parent_irq, !!vector); + qemu_set_irq(fs->parent_irq, vector); } static uint64_t @@ -163,28 +156,11 @@ static void etraxfs_pic_init(Object *obj) sysbus_init_mmio(sbd, &s->mmio); } -static Property etraxfs_pic_properties[] = { - DEFINE_PROP_PTR("interrupt_vector", struct etrax_pic, interrupt_vector), - DEFINE_PROP_END_OF_LIST(), -}; - -static void etraxfs_pic_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - - dc->props = etraxfs_pic_properties; - /* - * Note: pointer property "interrupt_vector" may remain null, thus - * no need for dc->user_creatable = false; - */ -} - static const TypeInfo etraxfs_pic_info = { .name = TYPE_ETRAX_FS_PIC, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(struct etrax_pic), .instance_init = etraxfs_pic_init, - .class_init = etraxfs_pic_class_init, }; static void etraxfs_pic_register_types(void) |