[mirror_qemu.git] / include / hw / riscv / sifive_u_otp.h

/*
 * 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 */
Commit	Line	Data
9fb45c62 BM	1	/*
	2	* QEMU SiFive U OTP (One-Time Programmable) Memory interface
	3	*
	4	* Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
	5	*
	6	* This program is free software; you can redistribute it and/or modify it
	7	* under the terms and conditions of the GNU General Public License,
	8	* version 2 or later, as published by the Free Software Foundation.
	9	*
	10	* This program is distributed in the hope it will be useful, but WITHOUT
	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	13	* more details.
	14	*
	15	* You should have received a copy of the GNU General Public License along with
	16	* this program. If not, see <http://www.gnu.org/licenses/>.
	17	*/
	18
	19	#ifndef HW_SIFIVE_U_OTP_H
	20	#define HW_SIFIVE_U_OTP_H
	21
	22	#define SIFIVE_U_OTP_PA 0x00
	23	#define SIFIVE_U_OTP_PAIO 0x04
	24	#define SIFIVE_U_OTP_PAS 0x08
	25	#define SIFIVE_U_OTP_PCE 0x0C
	26	#define SIFIVE_U_OTP_PCLK 0x10
	27	#define SIFIVE_U_OTP_PDIN 0x14
	28	#define SIFIVE_U_OTP_PDOUT 0x18
	29	#define SIFIVE_U_OTP_PDSTB 0x1C
	30	#define SIFIVE_U_OTP_PPROG 0x20
	31	#define SIFIVE_U_OTP_PTC 0x24
	32	#define SIFIVE_U_OTP_PTM 0x28
	33	#define SIFIVE_U_OTP_PTM_REP 0x2C
	34	#define SIFIVE_U_OTP_PTR 0x30
	35	#define SIFIVE_U_OTP_PTRIM 0x34
	36	#define SIFIVE_U_OTP_PWE 0x38
	37
	38	#define SIFIVE_U_OTP_PCE_EN (1 << 0)
	39
	40	#define SIFIVE_U_OTP_PDSTB_EN (1 << 0)
	41
	42	#define SIFIVE_U_OTP_PTRIM_EN (1 << 0)
	43
	44	#define SIFIVE_U_OTP_PA_MASK 0xfff
	45	#define SIFIVE_U_OTP_NUM_FUSES 0x1000
	46	#define SIFIVE_U_OTP_SERIAL_ADDR 0xfc
	47
	48	#define SIFIVE_U_OTP_REG_SIZE 0x1000
	49
	50	#define TYPE_SIFIVE_U_OTP "riscv.sifive.u.otp"
	51
	52	#define SIFIVE_U_OTP(obj) \
	53	OBJECT_CHECK(SiFiveUOTPState, (obj), TYPE_SIFIVE_U_OTP)
	54
	55	typedef struct SiFiveUOTPState {
	56	/< private >/
	57	SysBusDevice parent_obj;
	58
	59	/< public >/
	60	MemoryRegion mmio;
	61	uint32_t pa;
	62	uint32_t paio;
	63	uint32_t pas;
	64	uint32_t pce;
65	uint32_t pclk;
66	uint32_t pdin;
67	uint32_t pdstb;
68	uint32_t pprog;
69	uint32_t ptc;
70	uint32_t ptm;
71	uint32_t ptm_rep;
72	uint32_t ptr;
73	uint32_t ptrim;
74	uint32_t pwe;
75	uint32_t fuse[SIFIVE_U_OTP_NUM_FUSES];
76	/* config */
77	uint32_t serial;
78	} SiFiveUOTPState;
79
80	#endif /* HW_SIFIVE_U_OTP_H */