| 1 | /* |
| 2 | * Allwinner SRAM controller emulation |
| 3 | * |
| 4 | * Copyright (C) 2023 qianfan Zhao <qianfanguijin@163.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_SRAMC_H |
| 21 | #define HW_MISC_ALLWINNER_SRAMC_H |
| 22 | |
| 23 | #include "qom/object.h" |
| 24 | #include "hw/core/sysbus.h" |
| 25 | #include "qemu/uuid.h" |
| 26 | |
| 27 | /** |
| 28 | * Object model |
| 29 | * @{ |
| 30 | */ |
| 31 | #define TYPE_AW_SRAMC "allwinner-sramc" |
| 32 | #define TYPE_AW_SRAMC_SUN8I_R40 TYPE_AW_SRAMC "-sun8i-r40" |
| 33 | OBJECT_DECLARE_TYPE(AwSRAMCState, AwSRAMCClass, AW_SRAMC) |
| 34 | |
| 35 | /** @} */ |
| 36 | |
| 37 | /** |
| 38 | * Allwinner SRAMC object instance state |
| 39 | */ |
| 40 | struct AwSRAMCState { |
| 41 | /*< private >*/ |
| 42 | SysBusDevice parent_obj; |
| 43 | /*< public >*/ |
| 44 | |
| 45 | /** Maps I/O registers in physical memory */ |
| 46 | MemoryRegion iomem; |
| 47 | |
| 48 | /* registers */ |
| 49 | uint32_t sram_ctl1; |
| 50 | uint32_t sram_ver; |
| 51 | uint32_t sram_soft_entry_reg0; |
| 52 | }; |
| 53 | |
| 54 | /** |
| 55 | * Allwinner SRAM Controller class-level struct. |
| 56 | * |
| 57 | * This struct is filled by each sunxi device specific code |
| 58 | * such that the generic code can use this struct to support |
| 59 | * all devices. |
| 60 | */ |
| 61 | struct AwSRAMCClass { |
| 62 | /*< private >*/ |
| 63 | SysBusDeviceClass parent_class; |
| 64 | /*< public >*/ |
| 65 | |
| 66 | uint32_t sram_version_code; |
| 67 | }; |
| 68 | |
| 69 | #endif /* HW_MISC_ALLWINNER_SRAMC_H */ |