10fa9e329SBin Meng /* 20fa9e329SBin Meng * QEMU SiFive U OTP (One-Time Programmable) Memory interface 30fa9e329SBin Meng * 40fa9e329SBin Meng * Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com> 50fa9e329SBin Meng * 60fa9e329SBin Meng * This program is free software; you can redistribute it and/or modify it 70fa9e329SBin Meng * under the terms and conditions of the GNU General Public License, 80fa9e329SBin Meng * version 2 or later, as published by the Free Software Foundation. 90fa9e329SBin Meng * 100fa9e329SBin Meng * This program is distributed in the hope it will be useful, but WITHOUT 110fa9e329SBin Meng * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 120fa9e329SBin Meng * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 130fa9e329SBin Meng * more details. 140fa9e329SBin Meng * 150fa9e329SBin Meng * You should have received a copy of the GNU General Public License along with 160fa9e329SBin Meng * this program. If not, see <http://www.gnu.org/licenses/>. 170fa9e329SBin Meng */ 180fa9e329SBin Meng 190fa9e329SBin Meng #ifndef HW_SIFIVE_U_OTP_H 200fa9e329SBin Meng #define HW_SIFIVE_U_OTP_H 21*ac900edeSEduardo Habkost #include "qom/object.h" 220fa9e329SBin Meng 230fa9e329SBin Meng #define SIFIVE_U_OTP_PA 0x00 240fa9e329SBin Meng #define SIFIVE_U_OTP_PAIO 0x04 250fa9e329SBin Meng #define SIFIVE_U_OTP_PAS 0x08 260fa9e329SBin Meng #define SIFIVE_U_OTP_PCE 0x0C 270fa9e329SBin Meng #define SIFIVE_U_OTP_PCLK 0x10 280fa9e329SBin Meng #define SIFIVE_U_OTP_PDIN 0x14 290fa9e329SBin Meng #define SIFIVE_U_OTP_PDOUT 0x18 300fa9e329SBin Meng #define SIFIVE_U_OTP_PDSTB 0x1C 310fa9e329SBin Meng #define SIFIVE_U_OTP_PPROG 0x20 320fa9e329SBin Meng #define SIFIVE_U_OTP_PTC 0x24 330fa9e329SBin Meng #define SIFIVE_U_OTP_PTM 0x28 340fa9e329SBin Meng #define SIFIVE_U_OTP_PTM_REP 0x2C 350fa9e329SBin Meng #define SIFIVE_U_OTP_PTR 0x30 360fa9e329SBin Meng #define SIFIVE_U_OTP_PTRIM 0x34 370fa9e329SBin Meng #define SIFIVE_U_OTP_PWE 0x38 380fa9e329SBin Meng 390fa9e329SBin Meng #define SIFIVE_U_OTP_PCE_EN (1 << 0) 400fa9e329SBin Meng 410fa9e329SBin Meng #define SIFIVE_U_OTP_PDSTB_EN (1 << 0) 420fa9e329SBin Meng 430fa9e329SBin Meng #define SIFIVE_U_OTP_PTRIM_EN (1 << 0) 440fa9e329SBin Meng 450fa9e329SBin Meng #define SIFIVE_U_OTP_PA_MASK 0xfff 460fa9e329SBin Meng #define SIFIVE_U_OTP_NUM_FUSES 0x1000 470fa9e329SBin Meng #define SIFIVE_U_OTP_SERIAL_ADDR 0xfc 480fa9e329SBin Meng 490fa9e329SBin Meng #define SIFIVE_U_OTP_REG_SIZE 0x1000 500fa9e329SBin Meng 510fa9e329SBin Meng #define TYPE_SIFIVE_U_OTP "riscv.sifive.u.otp" 520fa9e329SBin Meng 53*ac900edeSEduardo Habkost typedef struct SiFiveUOTPState SiFiveUOTPState; 540fa9e329SBin Meng #define SIFIVE_U_OTP(obj) \ 550fa9e329SBin Meng OBJECT_CHECK(SiFiveUOTPState, (obj), TYPE_SIFIVE_U_OTP) 560fa9e329SBin Meng 57*ac900edeSEduardo Habkost struct SiFiveUOTPState { 580fa9e329SBin Meng /*< private >*/ 590fa9e329SBin Meng SysBusDevice parent_obj; 600fa9e329SBin Meng 610fa9e329SBin Meng /*< public >*/ 620fa9e329SBin Meng MemoryRegion mmio; 630fa9e329SBin Meng uint32_t pa; 640fa9e329SBin Meng uint32_t paio; 650fa9e329SBin Meng uint32_t pas; 660fa9e329SBin Meng uint32_t pce; 670fa9e329SBin Meng uint32_t pclk; 680fa9e329SBin Meng uint32_t pdin; 690fa9e329SBin Meng uint32_t pdstb; 700fa9e329SBin Meng uint32_t pprog; 710fa9e329SBin Meng uint32_t ptc; 720fa9e329SBin Meng uint32_t ptm; 730fa9e329SBin Meng uint32_t ptm_rep; 740fa9e329SBin Meng uint32_t ptr; 750fa9e329SBin Meng uint32_t ptrim; 760fa9e329SBin Meng uint32_t pwe; 770fa9e329SBin Meng uint32_t fuse[SIFIVE_U_OTP_NUM_FUSES]; 780fa9e329SBin Meng /* config */ 790fa9e329SBin Meng uint32_t serial; 80*ac900edeSEduardo Habkost }; 810fa9e329SBin Meng 820fa9e329SBin Meng #endif /* HW_SIFIVE_U_OTP_H */ 83