1 files changed, 34 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-apple/rtkit.h b/arch/arm/include/asm/arch-apple/rtkit.h
new file mode 100644
index 00000000000..4b11e2a72dc
--- /dev/null
+++ b/arch/arm/include/asm/arch-apple/rtkit.h
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2021 Mark Kettenis <kettenis@openbsd.org>
+ */
+
+#define APPLE_RTKIT_PWR_STATE_SLEEP	0x01
+#define APPLE_RTKIT_PWR_STATE_QUIESCED	0x10
+#define APPLE_RTKIT_PWR_STATE_ON	0x20
+
+struct apple_rtkit_buffer {
+	void *buffer;
+	u64 dva;
+	size_t size;
+	bool is_mapped;
+	int endpoint;
+};
+
+typedef int (*apple_rtkit_shmem_setup)(void *cookie,
+				       struct apple_rtkit_buffer *buf);
+typedef void (*apple_rtkit_shmem_destroy)(void *cookie,
+					  struct apple_rtkit_buffer *buf);
+
+struct apple_rtkit;
+
+struct apple_rtkit *apple_rtkit_init(struct mbox_chan *chan, void *cookie,
+				     apple_rtkit_shmem_setup shmem_setup,
+				     apple_rtkit_shmem_destroy shmem_destroy);
+void apple_rtkit_free(struct apple_rtkit *rtk);
+int apple_rtkit_boot(struct apple_rtkit *rtk);
+int apple_rtkit_set_ap_power(struct apple_rtkit *rtk, int pwrstate);
+int apple_rtkit_poll(struct apple_rtkit *rtk, ulong timeout);
+int apple_rtkit_shutdown(struct apple_rtkit *rtk, int pwrstate);
+
+int apple_rtkit_helper_poll(struct udevice *dev, ulong timeout);