1 /* 2 * Allwinner Security ID emulation 3 * 4 * Copyright (C) 2019 Niek Linnenbank <nieklinnenbank@gmail.com> 5 * 6 * This program is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation, either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program. If not, see <http://www.gnu.org/licenses/>. 18 */ 19 20 #ifndef HW_MISC_ALLWINNER_SID_H 21 #define HW_MISC_ALLWINNER_SID_H 22 23 #include "qom/object.h" 24 #include "hw/sysbus.h" 25 #include "qemu/uuid.h" 26 27 /** 28 * Object model 29 * @{ 30 */ 31 32 #define TYPE_AW_SID "allwinner-sid" 33 #define AW_SID(obj) \ 34 OBJECT_CHECK(AwSidState, (obj), TYPE_AW_SID) 35 36 /** @} */ 37 38 /** 39 * Allwinner Security ID object instance state 40 */ 41 typedef struct AwSidState { 42 /*< private >*/ 43 SysBusDevice parent_obj; 44 /*< public >*/ 45 46 /** Maps I/O registers in physical memory */ 47 MemoryRegion iomem; 48 49 /** Control register defines how and what to read */ 50 uint32_t control; 51 52 /** RdKey register contains the data retrieved by the device */ 53 uint32_t rdkey; 54 55 /** Stores the emulated device identifier */ 56 QemuUUID identifier; 57 58 } AwSidState; 59 60 #endif /* HW_MISC_ALLWINNER_SID_H */ 61