80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/*
|
|
* QEMU SiFive U OTP (One-Time Programmable) Memory interface
|
|
*
|
|
* Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2 or later, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef HW_SIFIVE_U_OTP_H
|
|
#define HW_SIFIVE_U_OTP_H
|
|
|
|
#define SIFIVE_U_OTP_PA 0x00
|
|
#define SIFIVE_U_OTP_PAIO 0x04
|
|
#define SIFIVE_U_OTP_PAS 0x08
|
|
#define SIFIVE_U_OTP_PCE 0x0C
|
|
#define SIFIVE_U_OTP_PCLK 0x10
|
|
#define SIFIVE_U_OTP_PDIN 0x14
|
|
#define SIFIVE_U_OTP_PDOUT 0x18
|
|
#define SIFIVE_U_OTP_PDSTB 0x1C
|
|
#define SIFIVE_U_OTP_PPROG 0x20
|
|
#define SIFIVE_U_OTP_PTC 0x24
|
|
#define SIFIVE_U_OTP_PTM 0x28
|
|
#define SIFIVE_U_OTP_PTM_REP 0x2C
|
|
#define SIFIVE_U_OTP_PTR 0x30
|
|
#define SIFIVE_U_OTP_PTRIM 0x34
|
|
#define SIFIVE_U_OTP_PWE 0x38
|
|
|
|
#define SIFIVE_U_OTP_PCE_EN (1 << 0)
|
|
|
|
#define SIFIVE_U_OTP_PDSTB_EN (1 << 0)
|
|
|
|
#define SIFIVE_U_OTP_PTRIM_EN (1 << 0)
|
|
|
|
#define SIFIVE_U_OTP_PA_MASK 0xfff
|
|
#define SIFIVE_U_OTP_NUM_FUSES 0x1000
|
|
#define SIFIVE_U_OTP_SERIAL_ADDR 0xfc
|
|
|
|
#define SIFIVE_U_OTP_REG_SIZE 0x1000
|
|
|
|
#define TYPE_SIFIVE_U_OTP "riscv.sifive.u.otp"
|
|
|
|
#define SIFIVE_U_OTP(obj) \
|
|
OBJECT_CHECK(SiFiveUOTPState, (obj), TYPE_SIFIVE_U_OTP)
|
|
|
|
typedef struct SiFiveUOTPState {
|
|
/*< private >*/
|
|
SysBusDevice parent_obj;
|
|
|
|
/*< public >*/
|
|
MemoryRegion mmio;
|
|
uint32_t pa;
|
|
uint32_t paio;
|
|
uint32_t pas;
|
|
uint32_t pce;
|
|
uint32_t pclk;
|
|
uint32_t pdin;
|
|
uint32_t pdstb;
|
|
uint32_t pprog;
|
|
uint32_t ptc;
|
|
uint32_t ptm;
|
|
uint32_t ptm_rep;
|
|
uint32_t ptr;
|
|
uint32_t ptrim;
|
|
uint32_t pwe;
|
|
uint32_t fuse[SIFIVE_U_OTP_NUM_FUSES];
|
|
/* config */
|
|
uint32_t serial;
|
|
} SiFiveUOTPState;
|
|
|
|
#endif /* HW_SIFIVE_U_OTP_H */
|