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-rw-r--r--plat/mediatek/mt8192/plat_sip_calls.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/plat/mediatek/mt8192/plat_sip_calls.c b/plat/mediatek/mt8192/plat_sip_calls.c
new file mode 100644
index 0000000..0fffed5
--- /dev/null
+++ b/plat/mediatek/mt8192/plat_sip_calls.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2020-2022, MediaTek Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <mtk_apusys.h>
+#include <mtk_sip_svc.h>
+#include <mt_spm_vcorefs.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;
+ uint32_t rnd_val0 = 0U;
+
+ 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_APUSYS_CONTROL_AARCH32:
+ case MTK_SIP_APUSYS_CONTROL_AARCH64:
+ ret = apusys_kernel_ctrl(x1, x2, x3, x4, &rnd_val0);
+ SMC_RET2(handle, ret, rnd_val0);
+ 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;
+ default:
+ ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+ break;
+ }
+
+ SMC_RET1(handle, SMC_UNK);
+}