Commit a0d7a003 authored by Xin Jiang's avatar Xin Jiang Committed by hanliyang
Browse files

crypto: ccp: Define CSV3 migration command id 

hygon inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/IAYGKY


CVE: NA

---------------------------

Define CSV3 migration command id and structure. The command
definition is available in CSV3 spec.

Signed-off-by: default avatarXin Jiang <jiangxin@hygon.cn>
Signed-off-by: default avatarhanliyang <hanliyang@hygon.cn>
parent 9080aa62

drivers/crypto/ccp/hygon/csv-dev.c

+7 −0
Original line number Diff line number Diff line
@@ -72,6 +72,13 @@ int csv_cmd_buffer_len(int cmd) 
					return sizeof(struct csv3_data_set_guest_private_memory);

	case CSV3_CMD_DBG_READ_VMSA:		return sizeof(struct csv3_data_dbg_read_vmsa);

	case CSV3_CMD_DBG_READ_MEM:		return sizeof(struct csv3_data_dbg_read_mem);

	case CSV3_CMD_SEND_ENCRYPT_DATA:	return sizeof(struct csv3_data_send_encrypt_data);

	case CSV3_CMD_SEND_ENCRYPT_CONTEXT:

					return sizeof(struct csv3_data_send_encrypt_context);

	case CSV3_CMD_RECEIVE_ENCRYPT_DATA:

					return sizeof(struct csv3_data_receive_encrypt_data);

	case CSV3_CMD_RECEIVE_ENCRYPT_CONTEXT:

					return sizeof(struct csv3_data_receive_encrypt_context);

	default:				return 0;

	}

}

include/linux/psp-hygon.h

+97 −0
Original line number Diff line number Diff line
@@ -306,6 +306,103 @@ struct csv3_data_dbg_read_mem { 
	u32 size;			/* In */

} __packed;



/**

 * struct csv3_data_send_encrypt_data - SEND_ENCRYPT_DATA command parameters

 *

 * @handle: handle of the VM to process

 * @hdr_address: physical address containing packet header

 * @hdr_len: len of packet header

 * @guest_block: physical address containing multiple guest address

 * @guest_len: len of guest block

 * @flag: flag of send encrypt data

 *        0x00000000: migrate pages in guest block

 *        0x00000001: set readonly of pages in guest block

 *            others: invalid

 * @trans_block: physical address of a page containing multiple host memory pages

 * @trans_len: len of host memory region

 */

struct csv3_data_send_encrypt_data {

	u32 handle;			/* In */

	u32 reserved;			/* In */

	u64 hdr_address;		/* In */

	u32 hdr_len;			/* In/Out */

	u32 reserved1;			/* In */

	u64 guest_block;		/* In */

	u32 guest_len;			/* In */

	u32 flag;			/* In */

	u64 trans_block;		/* In */

	u32 trans_len;			/* In/Out */

} __packed;



/**

 * struct csv3_data_send_encrypt_context - SEND_ENCRYPT_CONTEXT command parameters

 *

 * @handle: handle of the VM to process

 * @hdr_address: physical address containing packet header

 * @hdr_len: len of packet header

 * @trans_block: physical address of a page containing multiple host memory pages

 * @trans_len: len of host memory region

 */

struct csv3_data_send_encrypt_context {

	u32 handle;			/* In */

	u32 reserved;			/* In */

	u64 hdr_address;		/* In */

	u32 hdr_len;			/* In/Out */

	u32 reserved1;			/* In */

	u64 trans_block;		/* In */

	u32 trans_len;			/* In/Out */

} __packed;



/**

 * struct csv3_data_receive_encrypt_data - RECEIVE_ENCRYPT_DATA command parameters

 *

 * @handle: handle of the VM to process

 * @hdr_address: physical address containing packet header blob

 * @hdr_len: len of packet header

 * @guest_block: system physical address containing multiple guest address

 * @guest_len: len of guest block memory region

 * @trans_block: physical address of a page containing multiple host memory pages

 * @trans_len: len of host memory region

 */

struct csv3_data_receive_encrypt_data {

	u32 handle;			/* In */

	u32 reserved;			/* In */

	u64 hdr_address;		/* In */

	u32 hdr_len;			/* In */

	u32 reserved1;			/* In */

	u64 guest_block;		/* In */

	u32 guest_len;			/* In */

	u32 reserved2;			/* In */

	u64 trans_block;		/* In */

	u32 trans_len;			/* In */

} __packed;



/**

 * struct csv3_data_receive_encrypt_context - RECEIVE_ENCRYPT_CONTEXT command parameters

 *

 * @handle: handle of the VM to process

 * @hdr_address: physical address containing packet header

 * @hdr_len: len of packet header

 * @trans_block: physical address of a page containing multiple host memory pages

 * @trans_len: len of host memory region

 * @shadow_vmcb_block: physical address of a page containing multiple shadow vmcb address

 * @secure_vmcb_block: physical address of a page containing multiple secure vmcb address

 * @vmcb_block_len: len of shadow/secure vmcb block

 */

struct csv3_data_receive_encrypt_context {

	u32 handle;			/* In */

	u32 reserved;			/* In */

	u64 hdr_address;		/* In */

	u32 hdr_len;			/* In */

	u32 reserved1;			/* In */

	u64 trans_block;		/* In */

	u32 trans_len;			/* In */

	u32 reserved2;			/* In */

	u64 shadow_vmcb_block;		/* In */

	u64 secure_vmcb_block;		/* In */

	u32 vmcb_block_len;		/* In */

} __packed;



/*

 * enum VPSP_CMD_STATUS - virtual psp command status

 *