diff --git a/xen/arch/arm/device.c b/xen/arch/arm/device.c index 3e02cff008..5610cddcba 100644 --- a/xen/arch/arm/device.c +++ b/xen/arch/arm/device.c @@ -8,79 +8,12 @@ * Copyright (C) 2013 Linaro Limited. */ -#include -#include +#include #include -#include #include #include -extern const struct device_desc _sdevice[], _edevice[]; - -#ifdef CONFIG_ACPI -extern const struct acpi_device_desc _asdevice[], _aedevice[]; -#endif - -int __init device_init(struct dt_device_node *dev, enum device_class class, - const void *data) -{ - const struct device_desc *desc; - - ASSERT(dev != NULL); - - if ( !dt_device_is_available(dev) || dt_device_for_passthrough(dev) ) - return -ENODEV; - - for ( desc = _sdevice; desc != _edevice; desc++ ) - { - if ( desc->class != class ) - continue; - - if ( dt_match_node(desc->dt_match, dev) ) - { - ASSERT(desc->init != NULL); - - return desc->init(dev, data); - } - - } - - return -EBADF; -} - -#ifdef CONFIG_ACPI -int __init acpi_device_init(enum device_class class, const void *data, int class_type) -{ - const struct acpi_device_desc *desc; - - for ( desc = _asdevice; desc != _aedevice; desc++ ) - { - if ( ( desc->class != class ) || ( desc->class_type != class_type ) ) - continue; - - ASSERT(desc->init != NULL); - - return desc->init(data); - } - - return -EBADF; -} -#endif - -enum device_class device_get_class(const struct dt_device_node *dev) -{ - const struct device_desc *desc; - - ASSERT(dev != NULL); - - for ( desc = _sdevice; desc != _edevice; desc++ ) - { - if ( dt_match_node(desc->dt_match, dev) ) - return desc->class; - } - - return DEVICE_UNKNOWN; -} +#include int map_irq_to_domain(struct domain *d, unsigned int irq, bool need_mapping, const char *devname) diff --git a/xen/common/Makefile b/xen/common/Makefile index f90bb00d23..fc48cbf688 100644 --- a/xen/common/Makefile +++ b/xen/common/Makefile @@ -6,6 +6,8 @@ obj-$(CONFIG_HYPFS_CONFIG) += config_data.o obj-$(CONFIG_CORE_PARKING) += core_parking.o obj-y += cpu.o obj-$(CONFIG_DEBUG_TRACE) += debugtrace.o +obj-$(CONFIG_HAS_DEVICE_TREE) += device.o +obj-$(filter-out $(CONFIG_X86),$(CONFIG_ACPI)) += device.o obj-$(CONFIG_HAS_DEVICE_TREE) += device-tree/ obj-$(CONFIG_IOREQ_SERVER) += dm.o obj-y += domain.o diff --git a/xen/common/device.c b/xen/common/device.c new file mode 100644 index 0000000000..33e0d58f2f --- /dev/null +++ b/xen/common/device.c @@ -0,0 +1,82 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Based on the code from: + * xen/arch/arm/device.c + */ + +#include +#include +#include +#include + +#include + +#ifdef CONFIG_HAS_DEVICE_TREE + +extern const struct device_desc _sdevice[], _edevice[]; + +int __init device_init(struct dt_device_node *dev, enum device_class class, + const void *data) +{ + const struct device_desc *desc; + + ASSERT(dev != NULL); + + if ( !dt_device_is_available(dev) || dt_device_for_passthrough(dev) ) + return -ENODEV; + + for ( desc = _sdevice; desc != _edevice; desc++ ) + { + if ( desc->class != class ) + continue; + + if ( dt_match_node(desc->dt_match, dev) ) + { + ASSERT(desc->init != NULL); + + return desc->init(dev, data); + } + } + + return -EBADF; +} + +enum device_class device_get_class(const struct dt_device_node *dev) +{ + const struct device_desc *desc; + + ASSERT(dev != NULL); + + for ( desc = _sdevice; desc != _edevice; desc++ ) + { + if ( dt_match_node(desc->dt_match, dev) ) + return desc->class; + } + + return DEVICE_UNKNOWN; +} + +#endif + +#ifdef CONFIG_ACPI + +extern const struct acpi_device_desc _asdevice[], _aedevice[]; + +int __init acpi_device_init(enum device_class class, const void *data, int class_type) +{ + const struct acpi_device_desc *desc; + + for ( desc = _asdevice; desc != _aedevice; desc++ ) + { + if ( ( desc->class != class ) || ( desc->class_type != class_type ) ) + continue; + + ASSERT(desc->init != NULL); + + return desc->init(data); + } + + return -EBADF; +} + +#endif