feat(intel): vab support for Agilex5 SoC FPGA
This patch is used to implement VAB to support for
Agilex5 SoC FPGA.
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
Change-Id: I421f11225cd549f35f06e87b8ad2c44b716b2a78
diff --git a/plat/intel/soc/common/include/socfpga_vab.h b/plat/intel/soc/common/include/socfpga_vab.h
new file mode 100644
index 0000000..f6081df
--- /dev/null
+++ b/plat/intel/soc/common/include/socfpga_vab.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2020-2023, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SOCFPGA_VAB_H
+#define SOCFPGA_VAB_H
+
+
+#include <stdlib.h>
+#include "socfpga_fcs.h"
+
+struct fcs_hps_vab_certificate_data {
+ uint32_t vab_cert_magic_num; /* offset 0x10 */
+ uint32_t flags;
+ uint8_t rsvd0_1[8];
+ uint8_t fcs_sha384[FCS_SHA384_WORD_SIZE]; /* offset 0x20 */
+};
+
+struct fcs_hps_vab_certificate_header {
+ uint32_t cert_magic_num; /* offset 0 */
+ uint32_t cert_data_sz;
+ uint32_t cert_ver;
+ uint32_t cert_type;
+ struct fcs_hps_vab_certificate_data d; /* offset 0x10 */
+ /* keychain starts at offset 0x50 */
+};
+
+/* Macros */
+#define IS_BYTE_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0)
+#define BYTE_ALIGN(x, a) __ALIGN_MASK((x), (typeof(x))(a)-1)
+#define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask))
+#define VAB_CERT_HEADER_SIZE sizeof(struct fcs_hps_vab_certificate_header)
+#define VAB_CERT_MAGIC_OFFSET offsetof(struct fcs_hps_vab_certificate_header, d)
+#define VAB_CERT_FIT_SHA384_OFFSET offsetof(struct fcs_hps_vab_certificate_data, fcs_sha384[0])
+#define SDM_CERT_MAGIC_NUM 0x25D04E7F
+#define CHUNKSZ_PER_WD_RESET (256 * 1024)
+
+/* SHA related return Macro */
+#define ENOVABIMG 1 /* VAB certificate not available */
+#define EIMGERR 2 /* Image format/size not valid */
+#define ETIMEOUT 3 /* Execution timeout */
+#define EPROCESS 4 /* Process error */
+#define EKEYREJECTED 5/* Key was rejected by service */
+
+/* Function Definitions */
+static size_t get_img_size(uint8_t *img_buf, size_t img_buf_sz);
+int socfpga_vendor_authentication(void **p_image, size_t *p_size);
+static uint32_t get_unaligned_le32(const void *p);
+void sha384_csum_wd(const unsigned char *input, unsigned int ilen,
+unsigned char *output, unsigned int chunk_sz);
+
+#endif