78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
#include "qdev.h"
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#include "qdev-addr.h"
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#include "exec/hwaddr.h"
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#include "qapi/visitor.h"
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/* --- target physical address --- */
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static int parse_taddr(DeviceState *dev, Property *prop, const char *str)
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{
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hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
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*ptr = strtoull(str, NULL, 16);
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return 0;
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}
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static int print_taddr(DeviceState *dev, Property *prop, char *dest, size_t len)
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{
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hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
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return snprintf(dest, len, "0x" TARGET_FMT_plx, *ptr);
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}
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static void get_taddr(Object *obj, Visitor *v, void *opaque,
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const char *name, Error **errp)
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{
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DeviceState *dev = DEVICE(obj);
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Property *prop = opaque;
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hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
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int64_t value;
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value = *ptr;
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visit_type_int64(v, &value, name, errp);
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}
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static void set_taddr(Object *obj, Visitor *v, void *opaque,
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const char *name, Error **errp)
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{
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DeviceState *dev = DEVICE(obj);
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Property *prop = opaque;
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hwaddr *ptr = qdev_get_prop_ptr(dev, prop);
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Error *local_err = NULL;
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int64_t value;
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if (dev->state != DEV_STATE_CREATED) {
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error_set(errp, QERR_PERMISSION_DENIED);
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return;
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}
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visit_type_int64(v, &value, name, &local_err);
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if (local_err) {
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error_propagate(errp, local_err);
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return;
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}
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if ((uint64_t)value <= (uint64_t) ~(hwaddr)0) {
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*ptr = value;
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} else {
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error_set(errp, QERR_PROPERTY_VALUE_OUT_OF_RANGE,
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dev->id?:"", name, value, (uint64_t) 0,
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(uint64_t) ~(hwaddr)0);
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}
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}
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PropertyInfo qdev_prop_taddr = {
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.name = "taddr",
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.parse = parse_taddr,
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.print = print_taddr,
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.get = get_taddr,
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.set = set_taddr,
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};
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void qdev_prop_set_taddr(DeviceState *dev, const char *name, hwaddr value)
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{
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Error *errp = NULL;
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object_property_set_int(OBJECT(dev), value, name, &errp);
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assert(!errp);
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}
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