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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _N2_CORE_H
#define _N2_CORE_H
#ifndef __ASSEMBLY__
struct ino_blob {
u64 intr;
u64 ino;
};
struct spu_mdesc_info {
u64 cfg_handle;
struct ino_blob *ino_table;
int num_intrs;
};
struct n2_crypto {
struct spu_mdesc_info cwq_info;
struct list_head cwq_list;
};
struct n2_mau {
struct spu_mdesc_info mau_info;
struct list_head mau_list;
};
#define CWQ_ENTRY_SIZE 64
#define CWQ_NUM_ENTRIES 64
#define MAU_ENTRY_SIZE 64
#define MAU_NUM_ENTRIES 64
struct cwq_initial_entry {
u64 control;
u64 src_addr;
u64 auth_key_addr;
u64 auth_iv_addr;
u64 final_auth_state_addr;
u64 enc_key_addr;
u64 enc_iv_addr;
u64 dest_addr;
};
struct cwq_ext_entry {
u64 len;
u64 src_addr;
u64 resv1;
u64 resv2;
u64 resv3;
u64 resv4;
u64 resv5;
u64 resv6;
};
struct cwq_final_entry {
u64 control;
u64 src_addr;
u64 resv1;
u64 resv2;
u64 resv3;
u64 resv4;
u64 resv5;
u64 resv6;
};
#define CONTROL_LEN 0x000000000000ffffULL
#define CONTROL_LEN_SHIFT 0
#define CONTROL_HMAC_KEY_LEN 0x0000000000ff0000ULL
#define CONTROL_HMAC_KEY_LEN_SHIFT 16
#define CONTROL_ENC_TYPE 0x00000000ff000000ULL
#define CONTROL_ENC_TYPE_SHIFT 24
#define ENC_TYPE_ALG_RC4_STREAM 0x00ULL
#define ENC_TYPE_ALG_RC4_NOSTREAM 0x04ULL
#define ENC_TYPE_ALG_DES 0x08ULL
#define ENC_TYPE_ALG_3DES 0x0cULL
#define ENC_TYPE_ALG_AES128 0x10ULL
#define ENC_TYPE_ALG_AES192 0x14ULL
#define ENC_TYPE_ALG_AES256 0x18ULL
#define ENC_TYPE_ALG_RESERVED 0x1cULL
#define ENC_TYPE_ALG_MASK 0x1cULL
#define ENC_TYPE_CHAINING_ECB 0x00ULL
#define ENC_TYPE_CHAINING_CBC 0x01ULL
#define ENC_TYPE_CHAINING_CFB 0x02ULL
#define ENC_TYPE_CHAINING_COUNTER 0x03ULL
#define ENC_TYPE_CHAINING_MASK 0x03ULL
#define CONTROL_AUTH_TYPE 0x0000001f00000000ULL
#define CONTROL_AUTH_TYPE_SHIFT 32
#define AUTH_TYPE_RESERVED 0x00ULL
#define AUTH_TYPE_MD5 0x01ULL
#define AUTH_TYPE_SHA1 0x02ULL
#define AUTH_TYPE_SHA256 0x03ULL
#define AUTH_TYPE_CRC32 0x04ULL
#define AUTH_TYPE_HMAC_MD5 0x05ULL
#define AUTH_TYPE_HMAC_SHA1 0x06ULL
#define AUTH_TYPE_HMAC_SHA256 0x07ULL
#define AUTH_TYPE_TCP_CHECKSUM 0x08ULL
#define AUTH_TYPE_SSL_HMAC_MD5 0x09ULL
#define AUTH_TYPE_SSL_HMAC_SHA1 0x0aULL
#define AUTH_TYPE_SSL_HMAC_SHA256 0x0bULL
#define CONTROL_STRAND 0x000000e000000000ULL
#define CONTROL_STRAND_SHIFT 37
#define CONTROL_HASH_LEN 0x0000ff0000000000ULL
#define CONTROL_HASH_LEN_SHIFT 40
#define CONTROL_INTERRUPT 0x0001000000000000ULL
#define CONTROL_STORE_FINAL_AUTH_STATE 0x0002000000000000ULL
#define CONTROL_RESERVED 0x001c000000000000ULL
#define CONTROL_HV_DONE 0x0004000000000000ULL
#define CONTROL_HV_PROTOCOL_ERROR 0x0008000000000000ULL
#define CONTROL_HV_HARDWARE_ERROR 0x0010000000000000ULL
#define CONTROL_END_OF_BLOCK 0x0020000000000000ULL
#define CONTROL_START_OF_BLOCK 0x0040000000000000ULL
#define CONTROL_ENCRYPT 0x0080000000000000ULL
#define CONTROL_OPCODE 0xff00000000000000ULL
#define CONTROL_OPCODE_SHIFT 56
#define OPCODE_INPLACE_BIT 0x80ULL
#define OPCODE_SSL_KEYBLOCK 0x10ULL
#define OPCODE_COPY 0x20ULL
#define OPCODE_ENCRYPT 0x40ULL
#define OPCODE_AUTH_MAC 0x41ULL
#endif /* !(__ASSEMBLY__) */
/* NCS v2.0 hypervisor interfaces */
#define HV_NCS_QTYPE_MAU 0x01
#define HV_NCS_QTYPE_CWQ 0x02
/* ncs_qconf()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_QCONF
* ARG0: Queue type (HV_NCS_QTYPE_{MAU,CWQ})
* ARG1: Real address of queue, or handle for unconfigure
* ARG2: Number of entries in queue, zero for unconfigure
* RET0: status
* RET1: queue handle
*
* Configure a queue in the stream processing unit.
*
* The real address given as the base must be 64-byte
* aligned.
*
* The queue size can range from a minimum of 2 to a maximum
* of 64. The queue size must be a power of two.
*
* To unconfigure a queue, specify a length of zero and place
* the queue handle into ARG1.
*
* On configure success the hypervisor will set the FIRST, HEAD,
* and TAIL registers to the address of the first entry in the
* queue. The LAST register will be set to point to the last
* entry in the queue.
*/
#define HV_FAST_NCS_QCONF 0x111
/* ncs_qinfo()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_QINFO
* ARG0: Queue handle
* RET0: status
* RET1: Queue type (HV_NCS_QTYPE_{MAU,CWQ})
* RET2: Queue base address
* RET3: Number of entries
*/
#define HV_FAST_NCS_QINFO 0x112
/* ncs_gethead()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_GETHEAD
* ARG0: Queue handle
* RET0: status
* RET1: queue head offset
*/
#define HV_FAST_NCS_GETHEAD 0x113
/* ncs_gettail()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_GETTAIL
* ARG0: Queue handle
* RET0: status
* RET1: queue tail offset
*/
#define HV_FAST_NCS_GETTAIL 0x114
/* ncs_settail()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_SETTAIL
* ARG0: Queue handle
* ARG1: New tail offset
* RET0: status
*/
#define HV_FAST_NCS_SETTAIL 0x115
/* ncs_qhandle_to_devino()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_QHANDLE_TO_DEVINO
* ARG0: Queue handle
* RET0: status
* RET1: devino
*/
#define HV_FAST_NCS_QHANDLE_TO_DEVINO 0x116
/* ncs_sethead_marker()
* TRAP: HV_FAST_TRAP
* FUNCTION: HV_FAST_NCS_SETHEAD_MARKER
* ARG0: Queue handle
* ARG1: New head offset
* RET0: status
*/
#define HV_FAST_NCS_SETHEAD_MARKER 0x117
#ifndef __ASSEMBLY__
extern unsigned long sun4v_ncs_qconf(unsigned long queue_type,
unsigned long queue_ra,
unsigned long num_entries,
unsigned long *qhandle);
extern unsigned long sun4v_ncs_qinfo(unsigned long qhandle,
unsigned long *queue_type,
unsigned long *queue_ra,
unsigned long *num_entries);
extern unsigned long sun4v_ncs_gethead(unsigned long qhandle,
unsigned long *head);
extern unsigned long sun4v_ncs_gettail(unsigned long qhandle,
unsigned long *tail);
extern unsigned long sun4v_ncs_settail(unsigned long qhandle,
unsigned long tail);
extern unsigned long sun4v_ncs_qhandle_to_devino(unsigned long qhandle,
unsigned long *devino);
extern unsigned long sun4v_ncs_sethead_marker(unsigned long qhandle,
unsigned long head);
#endif /* !(__ASSEMBLY__) */
#endif /* _N2_CORE_H */
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