Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 49 insertions, 0 deletions

diff --git a/plat/mediatek/mt8186/plat_sip_calls.c b/plat/mediatek/mt8186/plat_sip_calls.c
new file mode 100644
index 0000000..0e9c270
--- /dev/null
+++ b/plat/mediatek/mt8186/plat_sip_calls.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2021-2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <lib/mmio.h>
+#include <mt_msdc.h>
+#include <mt_spm_vcorefs.h>
+#include <mtk_sip_svc.h>
+#include <plat_dfd.h>
+#include "plat_sip_calls.h"
+
+uintptr_t mediatek_plat_sip_handler(uint32_t smc_fid,
+				u_register_t x1,
+				u_register_t x2,
+				u_register_t x3,
+				u_register_t x4,
+				void *cookie,
+				void *handle,
+				u_register_t flags)
+{
+	uint64_t ret;
+
+	switch (smc_fid) {
+	case MTK_SIP_VCORE_CONTROL_AARCH32:
+	case MTK_SIP_VCORE_CONTROL_AARCH64:
+		ret = spm_vcorefs_args(x1, x2, x3, (uint64_t *)&x4);
+		SMC_RET2(handle, ret, x4);
+		break;
+	case MTK_SIP_KERNEL_DFD_AARCH32:
+	case MTK_SIP_KERNEL_DFD_AARCH64:
+		ret = dfd_smc_dispatcher(x1, x2, x3, x4);
+		SMC_RET1(handle, ret);
+		break;
+	case MTK_SIP_KERNEL_MSDC_AARCH32:
+	case MTK_SIP_KERNEL_MSDC_AARCH64:
+		ret = msdc_smc_dispatcher(x1, x2, x3, x4);
+		SMC_RET1(handle, ret);
+		break;
+	default:
+		ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+		break;
+	}
+
+	SMC_RET1(handle, SMC_UNK);
+}