From cb68b70d523d8f06cb85064432c599c69f2c40e2 Mon Sep 17 00:00:00 2001
From: Maxim Poliakovski <maximumspatium@googlemail.com>
Date: Sun, 17 Jul 2022 05:30:59 +0200
Subject: [PATCH] hmc: self-registration with the device registry.

---
 devices/memctrl/hmc.cpp | 7 +++++++
 devices/memctrl/hmc.h   | 5 +++++
 2 files changed, 12 insertions(+)

diff --git a/devices/memctrl/hmc.cpp b/devices/memctrl/hmc.cpp
index 3909c0f..48736cd 100644
--- a/devices/memctrl/hmc.cpp
+++ b/devices/memctrl/hmc.cpp
@@ -24,6 +24,7 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
     Author: Max Poliakovski
 */
 
+#include <devices/deviceregistry.h>
 #include <devices/common/hwcomponent.h>
 #include <devices/memctrl/hmc.h>
 
@@ -63,3 +64,9 @@ void HMC::write(uint32_t reg_start, uint32_t offset, uint32_t value, int size)
             break;
     }
 }
+
+static const DeviceDescription Hmc_Descriptor = {
+    HMC::create, {}, {}
+};
+
+REGISTER_DEVICE(HMC, Hmc_Descriptor);
diff --git a/devices/memctrl/hmc.h b/devices/memctrl/hmc.h
index 19a632f..5c6880b 100644
--- a/devices/memctrl/hmc.h
+++ b/devices/memctrl/hmc.h
@@ -35,6 +35,7 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #include <devices/memctrl/memctrlbase.h>
 
 #include <cinttypes>
+#include <memory>
 
 /** Bit in the HMC control register telling us where the frame bufffer
    for the on-board video is located. */
@@ -45,6 +46,10 @@ public:
     HMC();
     ~HMC() = default;
 
+    static std::unique_ptr<HWComponent> create() {
+        return std::unique_ptr<HMC>(new HMC());
+    }
+
     /* MMIODevice methods */
     uint32_t read(uint32_t reg_start, uint32_t offset, int size);
     void write(uint32_t reg_start, uint32_t offset, uint32_t value, int size);