[Qemu-devel] [PATCH V3 8/8] arm: xlnx-zynqmp: Add DisplayPort and DPDMA.

[fred.konrad@greensocs.com]

From: KONRAD Frederic <fred.konrad@greensocs.com>

This adds the DP and the DPDMA to the Zynq MP.

Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
---
 hw/arm/xlnx-zynqmp.c         | 20 ++++++++++++++++++++
 include/hw/arm/xlnx-zynqmp.h |  5 +++++
 2 files changed, 25 insertions(+)

diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index 5e72078..ab86e76 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -28,6 +28,12 @@
 #define GIC_DIST_ADDR       0xf9010000
 #define GIC_CPU_ADDR        0xf9020000
 
+#define DP_ADDR             0xfd4a0000
+#define DP_IRQ              113
+
+#define DPDMA_ADDR          0xfd4c0000
+#define DPDMA_IRQ           116
+
 static const uint64_t gem_addr[XLNX_ZYNQMP_NUM_GEMS] = {
     0xFF0B0000, 0xFF0C0000, 0xFF0D0000, 0xFF0E0000,
 };
@@ -90,6 +96,11 @@ static void xlnx_zynqmp_init(Object *obj)
         object_initialize(&s->uart[i], sizeof(s->uart[i]), TYPE_CADENCE_UART);
         qdev_set_parent_bus(DEVICE(&s->uart[i]), sysbus_get_default());
     }
+
+    object_initialize(&s->dp, sizeof(s->dp), TYPE_XLNX_DP);
+    qdev_set_parent_bus(DEVICE(&s->dp), sysbus_get_default());
+    object_initialize(&s->dpdma, sizeof(s->dpdma), TYPE_XLNX_DPDMA);
+    qdev_set_parent_bus(DEVICE(&s->dpdma), sysbus_get_default());
 }
 
 static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
@@ -233,6 +244,15 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
         sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0,
                            gic_spi[uart_intr[i]]);
     }
+
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->dp), 0, DP_ADDR);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->dp), 0, gic_spi[DP_IRQ]);
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->dpdma), 0, DPDMA_ADDR);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->dpdma), 0, gic_spi[DPDMA_IRQ]);
+    object_property_set_bool(OBJECT(&s->dp), true, "realized", &err);
+    object_property_set_bool(OBJECT(&s->dpdma), true, "realized", &err);
+    object_property_set_link(OBJECT(&s->dp), OBJECT(&s->dpdma), "dpdma",
+                             &error_abort);
 }
 
 static Property xlnx_zynqmp_props[] = {
diff --git a/include/hw/arm/xlnx-zynqmp.h b/include/hw/arm/xlnx-zynqmp.h
index c379632..d6d4969 100644
--- a/include/hw/arm/xlnx-zynqmp.h
+++ b/include/hw/arm/xlnx-zynqmp.h
@@ -22,6 +22,8 @@
 #include "hw/intc/arm_gic.h"
 #include "hw/net/cadence_gem.h"
 #include "hw/char/cadence_uart.h"
+#include "hw/dma/xlnx_dpdma.h"
+#include "hw/display/xlnx_dp.h"
 
 #define TYPE_XLNX_ZYNQMP "xlnx,zynqmp"
 #define XLNX_ZYNQMP(obj) OBJECT_CHECK(XlnxZynqMPState, (obj), \
@@ -57,6 +59,9 @@ typedef struct XlnxZynqMPState {
 
     char *boot_cpu;
     ARMCPU *boot_cpu_ptr;
+
+    XlnxDPState dp;
+    XlnxDPDMAState dpdma;
 }  XlnxZynqMPState;
 
 #define XLNX_ZYNQMP_H
-- 
1.9.0