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hw/sysbus: Have various helpers take a const SysBusDevice argument

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These getters don't update any SysBusDevice internal fields,
make the argument const.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Message-Id: <20251024190416.8803-3-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-10-24 13:17:18 +02:00
parent 980f677c1e
commit 2226fa1a92
2 changed files with 10 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

10
hw/core/sysbus.c
View file

@ -80,7 +80,7 @@ static void system_bus_class_init(ObjectClass *klass, const void *data)
}
/* Check whether an IRQ source exists */
bool sysbus_has_irq(SysBusDevice *dev, int n)
bool sysbus_has_irq(const SysBusDevice *dev, int n)
{
char *prop = g_strdup_printf("%s[%d]", SYSBUS_DEVICE_GPIO_IRQ, n);
ObjectProperty *r;
@ -91,12 +91,12 @@ bool sysbus_has_irq(SysBusDevice *dev, int n)
return (r != NULL);
}
bool sysbus_is_irq_connected(SysBusDevice *dev, int n)
bool sysbus_is_irq_connected(const SysBusDevice *dev, int n)
{
return !!sysbus_get_connected_irq(dev, n);
}
qemu_irq sysbus_get_connected_irq(SysBusDevice *dev, int n)
qemu_irq sysbus_get_connected_irq(const SysBusDevice *dev, int n)
{
DeviceState *d = DEVICE(dev);
return qdev_get_gpio_out_connector(d, SYSBUS_DEVICE_GPIO_IRQ, n);
@ -114,7 +114,7 @@ void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq)
}
/* Check whether an MMIO region exists */
bool sysbus_has_mmio(SysBusDevice *dev, unsigned int n)
bool sysbus_has_mmio(const SysBusDevice *dev, unsigned int n)
{
return (n < dev->num_mmio);
}
@ -190,7 +190,7 @@ void sysbus_init_mmio(SysBusDevice *dev, MemoryRegion *memory)
dev->mmio[n].memory = memory;
}
MemoryRegion *sysbus_mmio_get_region(SysBusDevice *dev, int n)
MemoryRegion *sysbus_mmio_get_region(const SysBusDevice *dev, int n)
{
assert(n >= 0 && n < QDEV_MAX_MMIO);
return dev->mmio[n].memory;

10
include/hw/sysbus.h
View file

@ -70,17 +70,17 @@ struct SysBusDevice {
typedef void FindSysbusDeviceFunc(SysBusDevice *sbdev, void *opaque);
void sysbus_init_mmio(SysBusDevice *dev, MemoryRegion *memory);
MemoryRegion *sysbus_mmio_get_region(SysBusDevice *dev, int n);
MemoryRegion *sysbus_mmio_get_region(const SysBusDevice *dev, int n);
void sysbus_init_irq(SysBusDevice *dev, qemu_irq *p);
void sysbus_pass_irq(SysBusDevice *dev, SysBusDevice *target);
void sysbus_init_ioports(SysBusDevice *dev, uint32_t ioport, uint32_t size);
bool sysbus_has_irq(SysBusDevice *dev, int n);
bool sysbus_has_mmio(SysBusDevice *dev, unsigned int n);
bool sysbus_has_irq(const SysBusDevice *dev, int n);
bool sysbus_has_mmio(const SysBusDevice *dev, unsigned int n);
void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq);
bool sysbus_is_irq_connected(SysBusDevice *dev, int n);
qemu_irq sysbus_get_connected_irq(SysBusDevice *dev, int n);
bool sysbus_is_irq_connected(const SysBusDevice *dev, int n);
qemu_irq sysbus_get_connected_irq(const SysBusDevice *dev, int n);
void sysbus_mmio_map(SysBusDevice *dev, int n, hwaddr addr);
int sysbus_mmio_map_name(SysBusDevice *dev, const char*name, hwaddr addr);
void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr,