1 /* 2 * ASPEED Hash and Crypto Engine 3 * 4 * Copyright (C) 2021 IBM Corp. 5 * 6 * SPDX-License-Identifier: GPL-2.0-or-later 7 */ 8 9 #ifndef ASPEED_HACE_H 10 #define ASPEED_HACE_H 11 12 #include "hw/sysbus.h" 13 14 #define TYPE_ASPEED_HACE "aspeed.hace" 15 #define TYPE_ASPEED_AST2400_HACE TYPE_ASPEED_HACE "-ast2400" 16 #define TYPE_ASPEED_AST2500_HACE TYPE_ASPEED_HACE "-ast2500" 17 #define TYPE_ASPEED_AST2600_HACE TYPE_ASPEED_HACE "-ast2600" 18 OBJECT_DECLARE_TYPE(AspeedHACEState, AspeedHACEClass, ASPEED_HACE) 19 20 #define ASPEED_HACE_NR_REGS (0x64 >> 2) 21 #define ASPEED_HACE_MAX_SG 256 /* max number of entries */ 22 23 struct AspeedHACEState { 24 SysBusDevice parent; 25 26 MemoryRegion iomem; 27 qemu_irq irq; 28 29 struct iovec iov_cache[ASPEED_HACE_MAX_SG]; 30 uint32_t regs[ASPEED_HACE_NR_REGS]; 31 uint32_t total_req_len; 32 uint32_t iov_count; 33 34 MemoryRegion *dram_mr; 35 AddressSpace dram_as; 36 }; 37 38 39 struct AspeedHACEClass { 40 SysBusDeviceClass parent_class; 41 42 uint32_t src_mask; 43 uint32_t dest_mask; 44 uint32_t key_mask; 45 uint32_t hash_mask; 46 }; 47 48 #endif /* _ASPEED_HACE_H_ */ 49