Initial platform port for MediaTek mt8173
- Boot up 4 cores.
- Add a generic UART driver.
- Add generic CPU helper functions
- Supoort suspend
- Add system_off & system_reset implementation
- Add crash console reporting implementation
- Add get_sys_suspend_power_state() for PSCI 1.0 SYSTEM_SUSPEND
- Add Mediatek SIP runtime service
- Add delay timer platform implementation
Change-Id: I44138249f115ee10b9cbd26fdbc2dd3af04d825f
diff --git a/plat/mediatek/common/mtk_sip_svc.c b/plat/mediatek/common/mtk_sip_svc.c
new file mode 100644
index 0000000..af28080
--- /dev/null
+++ b/plat/mediatek/common/mtk_sip_svc.c
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <assert.h>
+#include <debug.h>
+#include <mtk_sip_svc.h>
+#include <runtime_svc.h>
+#include <uuid.h>
+
+/* Mediatek SiP Service UUID */
+DEFINE_SVC_UUID(mtk_sip_svc_uid,
+ 0xf7582ba4, 0x4262, 0x4d7d, 0x80, 0xe5,
+ 0x8f, 0x95, 0x05, 0x00, 0x0f, 0x3d);
+
+/*
+ * This function handles Mediatek defined SiP Calls */
+static uint64_t mediatek_sip_handler(uint32_t smc_fid,
+ uint64_t x1,
+ uint64_t x2,
+ uint64_t x3,
+ uint64_t x4,
+ void *cookie,
+ void *handle)
+{
+ uint64_t ret;
+
+ switch (smc_fid) {
+ case MTK_SIP_SET_AUTHORIZED_SECURE_REG:
+ ret = mt_sip_set_authorized_sreg((uint32_t)x1, (uint32_t)x2);
+ SMC_RET1(handle, ret);
+
+ default:
+ ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+ break;
+ }
+
+ SMC_RET1(handle, SMC_UNK);
+}
+
+/*
+ * This function is responsible for handling all SiP calls from the NS world
+ */
+uint64_t sip_smc_handler(uint32_t smc_fid,
+ uint64_t x1,
+ uint64_t x2,
+ uint64_t x3,
+ uint64_t x4,
+ void *cookie,
+ void *handle,
+ uint64_t flags)
+{
+ uint32_t ns;
+
+ /* Determine which security state this SMC originated from */
+ ns = is_caller_non_secure(flags);
+ if (!ns)
+ SMC_RET1(handle, SMC_UNK);
+
+ switch (smc_fid) {
+ case SIP_SVC_CALL_COUNT:
+ /* Return the number of Mediatek SiP Service Calls. */
+ SMC_RET1(handle, MTK_SIP_NUM_CALLS);
+
+ case SIP_SVC_UID:
+ /* Return UID to the caller */
+ SMC_UUID_RET(handle, mtk_sip_svc_uid);
+
+ case SIP_SVC_VERSION:
+ /* Return the version of current implementation */
+ SMC_RET2(handle, MTK_SIP_SVC_VERSION_MAJOR,
+ MTK_SIP_SVC_VERSION_MINOR);
+
+ default:
+ return mediatek_sip_handler(smc_fid, x1, x2, x3, x4,
+ cookie, handle);
+ }
+}
+
+/* Define a runtime service descriptor for fast SMC calls */
+DECLARE_RT_SVC(
+ mediatek_sip_svc,
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_FAST,
+ NULL,
+ sip_smc_handler
+);