[dpdk-dev] [PATCH v2 2/6] common/cnxk: add cn9k IPsec microcode defines

[Archana Muniganti <marchana@marvell.com>]

Microcode IE opcodes support IPsec operations. Add defines
and structs defined by microcode.

Signed-off-by: Ankur Dwivedi <adwivedi@marvell.com>
Signed-off-by: Archana Muniganti <marchana@marvell.com>
Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
---
 drivers/common/cnxk/roc_cpt.h   |   1 +
 drivers/common/cnxk/roc_ie_on.h | 158 ++++++++++++++++++++++++++++++--
 2 files changed, 150 insertions(+), 9 deletions(-)

diff --git a/drivers/common/cnxk/roc_cpt.h b/drivers/common/cnxk/roc_cpt.h
index f0f505a8c2..9e63073a52 100644
--- a/drivers/common/cnxk/roc_cpt.h
+++ b/drivers/common/cnxk/roc_cpt.h
@@ -47,6 +47,7 @@
 #define ROC_CPT_AES_GCM_MAC_LEN	 16
 #define ROC_CPT_AES_CBC_IV_LEN	 16
 #define ROC_CPT_SHA1_HMAC_LEN	 12
+#define ROC_CPT_SHA2_HMAC_LEN	 16
 #define ROC_CPT_AUTH_KEY_LEN_MAX 64
 
 #define ROC_CPT_DES3_KEY_LEN	  24
diff --git a/drivers/common/cnxk/roc_ie_on.h b/drivers/common/cnxk/roc_ie_on.h
index 222c298a53..53591c6f02 100644
--- a/drivers/common/cnxk/roc_ie_on.h
+++ b/drivers/common/cnxk/roc_ie_on.h
@@ -5,18 +5,24 @@
 #ifndef __ROC_IE_ON_H__
 #define __ROC_IE_ON_H__
 
-/* CN9K IPSEC LA opcodes */
-#define ROC_IE_ONL_MAJOR_OP_WRITE_IPSEC_OUTBOUND   0x20
-#define ROC_IE_ONL_MAJOR_OP_WRITE_IPSEC_INBOUND	   0x21
-#define ROC_IE_ONL_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x23
-#define ROC_IE_ONL_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x24
+/* CN9K IPsec LA */
 
-/* CN9K IPSEC FP opcodes */
-#define ROC_IE_ONF_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x25UL
-#define ROC_IE_ONF_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x26UL
+/* CN9K IPsec LA opcodes */
+#define ROC_IE_ON_MAJOR_OP_WRITE_IPSEC_OUTBOUND	  0x20
+#define ROC_IE_ON_MAJOR_OP_WRITE_IPSEC_INBOUND	  0x21
+#define ROC_IE_ON_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x23
+#define ROC_IE_ON_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x24
 
 /* Ucode completion codes */
-#define ROC_IE_ONF_UCC_SUCCESS 0
+enum roc_ie_on_ucc_ipsec {
+	ROC_IE_ON_UCC_SUCCESS = 0,
+	ROC_IE_ON_AUTH_UNSUPPORTED = 0xB0,
+	ROC_IE_ON_ENCRYPT_UNSUPPORTED = 0xB1,
+};
+
+/* Helper macros */
+#define ROC_IE_ON_PER_PKT_IV   BIT(11)
+#define ROC_IE_ON_INB_RPTR_HDR 0x8
 
 enum {
 	ROC_IE_ON_SA_ENC_NULL = 0,
@@ -50,6 +56,140 @@ enum {
 	ROC_IE_ON_SA_ENCAP_UDP = 1,
 };
 
+struct roc_ie_on_outb_hdr {
+	uint32_t ip_id;
+	uint32_t seq;
+	uint8_t iv[16];
+};
+
+union roc_ie_on_bit_perfect_iv {
+	uint8_t aes_iv[16];
+	uint8_t des_iv[8];
+	struct {
+		uint8_t nonce[4];
+		uint8_t iv[8];
+		uint8_t counter[4];
+	} gcm;
+};
+
+struct roc_ie_on_traffic_selector {
+	uint16_t src_port[2];
+	uint16_t dst_port[2];
+	union {
+		struct {
+			uint32_t src_addr[2];
+			uint32_t dst_addr[2];
+		} ipv4;
+		struct {
+			uint8_t src_addr[32];
+			uint8_t dst_addr[32];
+		} ipv6;
+	};
+};
+
+struct roc_ie_on_ip_template {
+	union {
+		struct {
+			uint8_t ipv4_hdr[20];
+			uint16_t udp_src;
+			uint16_t udp_dst;
+		} ip4;
+		struct {
+			uint8_t ipv6_hdr[40];
+			uint16_t udp_src;
+			uint16_t udp_dst;
+		} ip6;
+	};
+};
+
+struct roc_ie_on_sa_ctl {
+	uint64_t spi : 32;
+	uint64_t exp_proto_inter_frag : 8;
+	uint64_t copy_df : 1;
+	uint64_t frag_type : 1;
+	uint64_t explicit_iv_en : 1;
+	uint64_t esn_en : 1;
+	uint64_t rsvd_45_44 : 2;
+	uint64_t encap_type : 2;
+	uint64_t enc_type : 3;
+	uint64_t rsvd_48 : 1;
+	uint64_t auth_type : 4;
+	uint64_t valid : 1;
+	uint64_t direction : 1;
+	uint64_t outer_ip_ver : 1;
+	uint64_t inner_ip_ver : 1;
+	uint64_t ipsec_mode : 1;
+	uint64_t ipsec_proto : 1;
+	uint64_t aes_key_len : 2;
+};
+
+struct roc_ie_on_common_sa {
+	/* w0 */
+	struct roc_ie_on_sa_ctl ctl;
+
+	/* w1-w4 */
+	uint8_t cipher_key[32];
+
+	/* w5-w6 */
+	union roc_ie_on_bit_perfect_iv iv;
+
+	/* w7 */
+	uint32_t esn_hi;
+	uint32_t esn_low;
+};
+
+struct roc_ie_on_outb_sa {
+	/* w0 - w7 */
+	struct roc_ie_on_common_sa common_sa;
+
+	/* w8-w55 */
+	union {
+		struct {
+			struct roc_ie_on_ip_template template;
+		} aes_gcm;
+		struct {
+			uint8_t hmac_key[24];
+			uint8_t unused[24];
+			struct roc_ie_on_ip_template template;
+		} sha1;
+		struct {
+			uint8_t hmac_key[64];
+			uint8_t hmac_iv[64];
+			struct roc_ie_on_ip_template template;
+		} sha2;
+	};
+};
+
+struct roc_ie_on_inb_sa {
+	/* w0 - w7 */
+	struct roc_ie_on_common_sa common_sa;
+
+	/* w8 */
+	uint8_t udp_encap[8];
+
+	/* w9-w33 */
+	union {
+		struct {
+			uint8_t hmac_key[48];
+			struct roc_ie_on_traffic_selector selector;
+		} sha1_or_gcm;
+		struct {
+			uint8_t hmac_key[64];
+			uint8_t hmac_iv[64];
+			struct roc_ie_on_traffic_selector selector;
+		} sha2;
+	};
+};
+
+/* CN9K IPsec FP */
+
+/* CN9K IPsec FP opcodes */
+#define ROC_IE_ONF_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x25UL
+#define ROC_IE_ONF_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x26UL
+
+/* Ucode completion codes */
+#define ROC_IE_ONF_UCC_SUCCESS 0
+
 struct roc_ie_onf_sa_ctl {
 	uint32_t spi;
 	uint64_t exp_proto_inter_frag : 8;
-- 
2.22.0