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authorPeter Maydell <peter.maydell@linaro.org>2018-02-20 17:47:14 +0000
committerPeter Maydell <peter.maydell@linaro.org>2018-02-20 17:47:14 +0000
commita0f3e5afa93af31641a5f409f43835d3b05a02a2 (patch)
treec138caff3b06619917ce5fbd72c61af652825e20
parent0f1c89cda27d8903221cc2027d75854f72ebac2e (diff)
downloadqemu-arm-a0f3e5afa93af31641a5f409f43835d3b05a02a2.tar.gz
armv7m: Forward idau property to CPU object
Create an "idau" property on the armv7m container object which we can forward to the CPU object. Annoyingly, we can't use object_property_add_alias() because the CPU object we want to forward to doesn't exist until the armv7m container is realized. Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/arm/armv7m.c7
-rw-r--r--include/hw/arm/armv7m.h3
2 files changed, 10 insertions, 0 deletions
diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c
index facc536b07..189066812c 100644
--- a/hw/arm/armv7m.c
+++ b/hw/arm/armv7m.c
@@ -19,6 +19,7 @@
#include "sysemu/qtest.h"
#include "qemu/error-report.h"
#include "exec/address-spaces.h"
+#include "target/arm/idau.h"
/* Bitbanded IO. Each word corresponds to a single bit. */
@@ -162,6 +163,11 @@ static void armv7m_realize(DeviceState *dev, Error **errp)
object_property_set_link(OBJECT(s->cpu), OBJECT(&s->container), "memory",
&error_abort);
+ object_property_set_link(OBJECT(s->cpu), s->idau, "idau", &err);
+ if (err != NULL) {
+ error_propagate(errp, err);
+ return;
+ }
object_property_set_bool(OBJECT(s->cpu), true, "realized", &err);
if (err != NULL) {
error_propagate(errp, err);
@@ -217,6 +223,7 @@ static Property armv7m_properties[] = {
DEFINE_PROP_STRING("cpu-type", ARMv7MState, cpu_type),
DEFINE_PROP_LINK("memory", ARMv7MState, board_memory, TYPE_MEMORY_REGION,
MemoryRegion *),
+ DEFINE_PROP_LINK("idau", ARMv7MState, idau, TYPE_IDAU_INTERFACE, Object *),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/include/hw/arm/armv7m.h b/include/hw/arm/armv7m.h
index 35ab757264..5c3f406ccc 100644
--- a/include/hw/arm/armv7m.h
+++ b/include/hw/arm/armv7m.h
@@ -12,6 +12,7 @@
#include "hw/sysbus.h"
#include "hw/intc/armv7m_nvic.h"
+#include "target/arm/idau.h"
#define TYPE_BITBAND "ARM,bitband-memory"
#define BITBAND(obj) OBJECT_CHECK(BitBandState, (obj), TYPE_BITBAND)
@@ -40,6 +41,7 @@ typedef struct {
* + Property "memory": MemoryRegion defining the physical address space
* that CPU accesses see. (The NVIC, bitbanding and other CPU-internal
* devices will be automatically layered on top of this view.)
+ * + Property "idau": IDAU interface (forwarded to CPU object)
*/
typedef struct ARMv7MState {
/*< private >*/
@@ -58,6 +60,7 @@ typedef struct ARMv7MState {
char *cpu_type;
/* MemoryRegion the board provides to us (with its devices, RAM, etc) */
MemoryRegion *board_memory;
+ Object *idau;
} ARMv7MState;
#endif