feat(intel): add SMC support for Get USERCODE
This patch adds SMC support for enquiring FPGA's User Code.
Signed-off-by: Abdul Halim, Muhammad Hadi Asyrafi <muhammad.hadi.asyrafi.abdul.halim@intel.com>
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
Change-Id: I82c1fa9390b6f7509b2284d51e199fb8b6a9b1ad
diff --git a/plat/intel/soc/common/include/socfpga_mailbox.h b/plat/intel/soc/common/include/socfpga_mailbox.h
index e1c128b..09dd117 100644
--- a/plat/intel/soc/common/include/socfpga_mailbox.h
+++ b/plat/intel/soc/common/include/socfpga_mailbox.h
@@ -42,6 +42,7 @@
#define MBOX_CMD_CANCEL 0x03
#define MBOX_CMD_VAB_SRC_CERT 0x0B
#define MBOX_CMD_GET_IDCODE 0x10
+#define MBOX_CMD_GET_USERCODE 0x13
#define MBOX_CMD_REBOOT_HPS 0x47
/* Reconfiguration Commands */
diff --git a/plat/intel/soc/common/include/socfpga_sip_svc.h b/plat/intel/soc/common/include/socfpga_sip_svc.h
index de60bc0..0f3cc09 100644
--- a/plat/intel/soc/common/include/socfpga_sip_svc.h
+++ b/plat/intel/soc/common/include/socfpga_sip_svc.h
@@ -62,6 +62,8 @@
#define INTEL_SIP_SMC_FIRMWARE_VERSION 0xC200001F
#define INTEL_SIP_SMC_HPS_SET_BRIDGES 0xC2000032
+/* Mailbox Command */
+#define INTEL_SIP_SMC_GET_USERCODE 0xC200003D
/* SiP Definitions */
diff --git a/plat/intel/soc/common/socfpga_sip_svc.c b/plat/intel/soc/common/socfpga_sip_svc.c
index a77dbd7..ece2352 100644
--- a/plat/intel/soc/common/socfpga_sip_svc.c
+++ b/plat/intel/soc/common/socfpga_sip_svc.c
@@ -482,6 +482,21 @@
return INTEL_SIP_SMC_STATUS_OK;
}
+static int intel_smc_get_usercode(uint32_t *user_code)
+{
+ int status;
+ unsigned int resp_len = sizeof(user_code) / MBOX_WORD_BYTE;
+
+ status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_GET_USERCODE, NULL,
+ 0U, CMD_CASUAL, user_code, &resp_len);
+
+ if (status < 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ return INTEL_SIP_SMC_STATUS_OK;
+}
+
/* Miscellaneous HPS services */
static uint32_t intel_hps_set_bridges(uint64_t enable)
{
@@ -649,6 +664,10 @@
&len_in_resp);
SMC_RET3(handle, status, mbox_status, len_in_resp);
+ case INTEL_SIP_SMC_GET_USERCODE:
+ status = intel_smc_get_usercode(&retval);
+ SMC_RET2(handle, status, retval);
+
case INTEL_SIP_SMC_GET_ROM_PATCH_SHA384:
status = intel_fcs_get_rom_patch_sha384(x1, &retval64,
&mbox_error);