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-rw-r--r--arch/riscv/lib/sbi.c36
-rw-r--r--arch/riscv/lib/spl.c2
2 files changed, 37 insertions, 1 deletions
diff --git a/arch/riscv/lib/sbi.c b/arch/riscv/lib/sbi.c
index 8fbc23839d..77845a73ca 100644
--- a/arch/riscv/lib/sbi.c
+++ b/arch/riscv/lib/sbi.c
@@ -54,6 +54,42 @@ void sbi_set_timer(uint64_t stime_value)
}
/**
+ * sbi_get_spec_version() - get current SBI specification version
+ *
+ * Return: version id
+ */
+long sbi_get_spec_version(void)
+{
+ struct sbiret ret;
+
+ ret = sbi_ecall(SBI_EXT_BASE, SBI_EXT_BASE_GET_SPEC_VERSION,
+ 0, 0, 0, 0, 0, 0);
+ if (!ret.error)
+ if (ret.value)
+ return ret.value;
+
+ return -ENOTSUPP;
+}
+
+/**
+ * sbi_get_impl_id() - get SBI implementation ID
+ *
+ * Return: implementation ID
+ */
+int sbi_get_impl_id(void)
+{
+ struct sbiret ret;
+
+ ret = sbi_ecall(SBI_EXT_BASE, SBI_EXT_BASE_GET_IMP_ID,
+ 0, 0, 0, 0, 0, 0);
+ if (!ret.error)
+ if (ret.value)
+ return ret.value;
+
+ return -ENOTSUPP;
+}
+
+/**
* sbi_probe_extension() - Check if an SBI extension ID is supported or not.
* @extid: The extension ID to be probed.
*
diff --git a/arch/riscv/lib/spl.c b/arch/riscv/lib/spl.c
index e24ec5a46c..5e19d0f36a 100644
--- a/arch/riscv/lib/spl.c
+++ b/arch/riscv/lib/spl.c
@@ -39,7 +39,7 @@ void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
{
typedef void __noreturn (*image_entry_riscv_t)(ulong hart, void *dtb);
void *fdt_blob;
- int ret;
+ __maybe_unused int ret;
#if CONFIG_IS_ENABLED(LOAD_FIT) || CONFIG_IS_ENABLED(LOAD_FIT_FULL)
fdt_blob = spl_image->fdt_addr;