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-rw-r--r--hw/qdev-properties.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
index 2ecb58df2a..c4fb15c020 100644
--- a/hw/qdev-properties.c
+++ b/hw/qdev-properties.c
@@ -8,6 +8,34 @@ void *qdev_get_prop_ptr(DeviceState *dev, Property *prop)
return ptr;
}
+/* --- 8bit integer --- */
+
+static int parse_uint8(DeviceState *dev, Property *prop, const char *str)
+{
+ uint8_t *ptr = qdev_get_prop_ptr(dev, prop);
+ const char *fmt;
+
+ /* accept both hex and decimal */
+ fmt = strncasecmp(str, "0x",2) == 0 ? "%" PRIx8 : "%" PRIu8;
+ if (sscanf(str, fmt, ptr) != 1)
+ return -1;
+ return 0;
+}
+
+static int print_uint8(DeviceState *dev, Property *prop, char *dest, size_t len)
+{
+ uint8_t *ptr = qdev_get_prop_ptr(dev, prop);
+ return snprintf(dest, len, "%" PRIu8, *ptr);
+}
+
+PropertyInfo qdev_prop_uint8 = {
+ .name = "uint8",
+ .type = PROP_TYPE_UINT8,
+ .size = sizeof(uint8_t),
+ .parse = parse_uint8,
+ .print = print_uint8,
+};
+
/* --- 16bit integer --- */
static int parse_uint16(DeviceState *dev, Property *prop, const char *str)
@@ -391,6 +419,11 @@ void qdev_prop_set(DeviceState *dev, const char *name, void *src, enum PropertyT
memcpy(dst, src, prop->info->size);
}
+void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value)
+{
+ qdev_prop_set(dev, name, &value, PROP_TYPE_UINT8);
+}
+
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value)
{
qdev_prop_set(dev, name, &value, PROP_TYPE_UINT16);