Signed-off-by: Sergey Kambalin
---
hw/misc/bcm2835_property.c | 21 +
include/hw/arm/raspberrypi-fw-defs.h | 11 +++
2 files changed, 32 insertions(+)
diff --git a/hw/misc/bcm2835_property.c b/hw/misc/bcm2835_property.c
index 5c48f8d743..bdd9a6bbce 100644
--- a/hw/misc/bcm2835_property.c
+++ b/hw/misc/bcm2835_property.c
@@ -19,6 +19,8 @@
#include "trace.h"
#include "hw/arm/raspi_platform.h"
+#define VCHI_BUSADDR_SIZE sizeof(uint32_t)
+
/* https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface */
static void bcm2835_property_mbox_push(BCM2835PropertyState *s, uint32_t value)
@@ -138,6 +140,13 @@ static void
bcm2835_property_mbox_push(BCM2835PropertyState *s, uint32_t value)
resplen = 8;
break;
+case RPI_FWREQ_GET_CLOCKS:
+/* TODO: add more clock IDs if needed */
+stl_le_phys(>dma_as, value + 12, 0);
+stl_le_phys(>dma_as, value + 16, RPI_FIRMWARE_ARM_CLK_ID);
+resplen = 8;
+break;
+
case RPI_FWREQ_SET_CLOCK_RATE:
case RPI_FWREQ_SET_MAX_CLOCK_RATE:
case RPI_FWREQ_SET_MIN_CLOCK_RATE:
@@ -276,6 +285,7 @@ static void bcm2835_property_mbox_push(BCM2835PropertyState
*s, uint32_t value)
stl_le_phys(>dma_as, value + 12, 0);
resplen = 4;
break;
+
case RPI_FWREQ_FRAMEBUFFER_GET_NUM_DISPLAYS:
stl_le_phys(>dma_as, value + 12, 1);
resplen = 4;
@@ -301,6 +311,17 @@ static void
bcm2835_property_mbox_push(BCM2835PropertyState *s, uint32_t value)
resplen);
break;
+case RPI_FWREQ_GET_THROTTLED:
+stl_le_phys(>dma_as, value + 12, 0);
+resplen = 4;
+break;
+
+case RPI_FWREQ_VCHIQ_INIT:
+stl_le_phys(>dma_as,
+value + offsetof(rpi_firmware_prop_request_t, payload),
+0);
+resplen = VCHI_BUSADDR_SIZE;
+break;
default:
qemu_log_mask(LOG_UNIMP,
"bcm2835_property: unhandled tag 0x%08x\n", tag);
diff --git a/include/hw/arm/raspberrypi-fw-defs.h
b/include/hw/arm/raspberrypi-fw-defs.h
index 579cf0d554..8b404e0533 100644
--- a/include/hw/arm/raspberrypi-fw-defs.h
+++ b/include/hw/arm/raspberrypi-fw-defs.h
@@ -159,4 +159,15 @@ enum rpi_firmware_clk_id {
RPI_FIRMWARE_NUM_CLK_ID,
};
+struct rpi_firmware_property_tag_header {
+uint32_t tag;
+uint32_t buf_size;
+uint32_t req_resp_size;
+};
+
+typedef struct rpi_firmware_prop_request {
+struct rpi_firmware_property_tag_header hdr;
+uint8_t payload[0];
+} rpi_firmware_prop_request_t;
+
#endif /* INCLUDE_HW_MISC_RASPBERRYPI_FW_DEFS_H_ */
--
2.34.1