riscv: Complete efi header for RV32/64

This patch depends on Atish's patch.
(https://patchwork.ozlabs.org/project/uboot/patch/20201013192331.3236458-1-atish.patra@wdc.com/)

Add fields to complete Optional Header "Data Directories" specified in the document.
(https://docs.microsoft.com/en-us/windows/win32/debug/pe-format)

Signed-off-by: Leo Yu-Chi Liang <ycliang@andestech.com>
Cc: rick@andestech.com
Cc: alankao@andestech.com
Cc: atish.patra@wdc.com
Cc: xypron.glpk@gmx.de
Cc: bmeng.cn@gmail.com
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
diff --git a/arch/riscv/lib/crt0_riscv_efi.S b/arch/riscv/lib/crt0_riscv_efi.S
index 48ff895..e7c4d99 100644
--- a/arch/riscv/lib/crt0_riscv_efi.S
+++ b/arch/riscv/lib/crt0_riscv_efi.S
@@ -107,6 +107,16 @@
 	.quad	0				/* ExceptionTable */
 	.quad	0				/* CertificationTable */
 	.quad	0				/* BaseRelocationTable */
+	.quad	0				/* Debug */
+	.quad	0				/* Architecture */
+	.quad	0				/* Global Ptr */
+	.quad	0				/* TLS Table */
+	.quad	0				/* Load Config Table */
+	.quad	0				/* Bound Import */
+	.quad	0				/* IAT */
+	.quad	0				/* Delay Import Descriptor */
+	.quad	0				/* CLR Runtime Header */
+	.quad	0				/* Reserved */
 
 	/* Section table */
 section_table: