xref: /qemu/include/hw/misc/aspeed_hace.h (revision 80db93b2b88f9b3ed8927ae7ac74ca30e643a83e)
1 /*
2  * ASPEED Hash and Crypto Engine
3  *
4  * Copyright (c) 2024 Seagate Technology LLC and/or its Affiliates
5  * Copyright (C) 2021 IBM Corp.
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  */
9 
10 #ifndef ASPEED_HACE_H
11 #define ASPEED_HACE_H
12 
13 #include "hw/sysbus.h"
14 #include "crypto/hash.h"
15 
16 #define TYPE_ASPEED_HACE "aspeed.hace"
17 #define TYPE_ASPEED_AST2400_HACE TYPE_ASPEED_HACE "-ast2400"
18 #define TYPE_ASPEED_AST2500_HACE TYPE_ASPEED_HACE "-ast2500"
19 #define TYPE_ASPEED_AST2600_HACE TYPE_ASPEED_HACE "-ast2600"
20 #define TYPE_ASPEED_AST1030_HACE TYPE_ASPEED_HACE "-ast1030"
21 #define TYPE_ASPEED_AST2700_HACE TYPE_ASPEED_HACE "-ast2700"
22 
23 OBJECT_DECLARE_TYPE(AspeedHACEState, AspeedHACEClass, ASPEED_HACE)
24 
25 #define ASPEED_HACE_MAX_SG  256 /* max number of entries */
26 
27 struct AspeedHACEState {
28     SysBusDevice parent;
29 
30     MemoryRegion iomem;
31     qemu_irq irq;
32 
33     uint32_t *regs;
34     uint32_t total_req_len;
35 
36     MemoryRegion *dram_mr;
37     AddressSpace dram_as;
38 
39     QCryptoHash *hash_ctx;
40 };
41 
42 
43 struct AspeedHACEClass {
44     SysBusDeviceClass parent_class;
45 
46     const MemoryRegionOps *reg_ops;
47     uint32_t src_mask;
48     uint32_t dest_mask;
49     uint32_t key_mask;
50     uint32_t hash_mask;
51     uint64_t nr_regs;
52     bool raise_crypt_interrupt_workaround;
53     uint32_t src_hi_mask;
54     uint32_t dest_hi_mask;
55     uint32_t key_hi_mask;
56     bool has_dma64;
57 };
58 
59 #endif /* ASPEED_HACE_H */
60