plat:qti Mandate SMC implementaion and bug fix
implementation of SMC call SMCCC_ARCH_SOC_ID
adding debugging logs in mem assign call.
Checking range of param in mem_assign call is from CB_MEM_RAM
or CB_MEM_RESERVED.
Change-Id: Iba51bff154df01e02dcb7715582ffaff7beba26e
Signed-off-by: Saurabh Gorecha <sgorecha@codeaurora.org>
diff --git a/plat/qti/common/src/qti_common.c b/plat/qti/common/src/qti_common.c
index ff0fa30..9355eb7 100644
--- a/plat/qti/common/src/qti_common.c
+++ b/plat/qti/common/src/qti_common.c
@@ -11,7 +11,10 @@
#include <stdint.h>
#include <common/debug.h>
+#include <lib/mmio.h>
+#include <lib/smccc.h>
#include <lib/xlat_tables/xlat_tables_v2.h>
+#include <services/arm_arch_svc.h>
#include <platform_def.h>
#include <qti_plat.h>
@@ -146,3 +149,46 @@
qti_align_mem_region(base_va, size, &base_va, &size);
return mmap_remove_dynamic_region(base_va, size);
}
+
+/*
+ * This function returns soc version which mainly consist of below fields
+ *
+ * soc_version[30:24] = JEP-106 continuation code for the SiP
+ * soc_version[23:16] = JEP-106 identification code with parity bit for the SiP
+ * soc_version[0:15] = Implementation defined SoC ID
+ */
+int32_t plat_get_soc_version(void)
+{
+ uint32_t soc_version = (QTI_SOC_VERSION & QTI_SOC_VERSION_MASK);
+ uint32_t jep106az_code = (JEDEC_QTI_BKID << QTI_SOC_CONTINUATION_SHIFT)
+ | (JEDEC_QTI_MFID << QTI_SOC_IDENTIFICATION_SHIFT);
+ return (int32_t)(jep106az_code | (soc_version));
+}
+
+/*
+ * This function returns soc revision in below format
+ *
+ * soc_revision[0:30] = SOC revision of specific SOC
+ */
+int32_t plat_get_soc_revision(void)
+{
+ return mmio_read_32(QTI_SOC_REVISION_REG) & QTI_SOC_REVISION_MASK;
+}
+
+/*****************************************************************************
+ * plat_smccc_feature_available() - This function checks whether SMCCC feature
+ * is availabile for the platform or not.
+ * @fid: SMCCC function id
+ *
+ * Return SMC_ARCH_CALL_SUCCESS if SMCCC feature is available and
+ * SMC_ARCH_CALL_NOT_SUPPORTED otherwise.
+ *****************************************************************************/
+int32_t plat_smccc_feature_available(u_register_t fid)
+{
+ switch (fid) {
+ case SMCCC_ARCH_SOC_ID:
+ return SMC_ARCH_CALL_SUCCESS;
+ default:
+ return SMC_ARCH_CALL_NOT_SUPPORTED;
+ }
+}