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72 lines
2.3 KiB
72 lines
2.3 KiB
4 months ago
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/*
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* Copyright (c) 2016-2020, Broadcom
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef SOTP_H
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#define SOTP_H
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#include <stddef.h>
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#include <stdint.h>
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#include <platform_sotp.h>
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#define SOTP_ROW_NO_ECC 0
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#define SOTP_ROW_ECC 1
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#define SOTP_STATUS_1 (SOTP_REGS_OTP_BASE + 0x001c)
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#define SOTP_FAIL_BITS 0x18000000000
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#define SOTP_ECC_ERR_DETECT 0x8000000000000000
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#define SOTP_REGS_SOTP_CHIP_STATES (SOTP_REGS_OTP_BASE + 0x0028)
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#define SOTP_REGS_OTP_WR_LOCK (SOTP_REGS_OTP_BASE + 0x0038)
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#define SOTP_CHIP_STATES_MANU_DEBUG_MASK (1 << 8)
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#define SOTP_DEVICE_SECURE_CFG0_OTP_ERASED_MASK (3 << 16)
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#define SOTP_REGS_SOTP_CHIP_STATES_OTP_ERASED_MASK (1 << 16)
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#define SOTP_DEVICE_SECURE_CFG0_CID_MASK (3 << 2)
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#define SOTP_DEVICE_SECURE_CFG0_AB_MASK (3 << 6)
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#define SOTP_DEVICE_SECURE_CFG0_DEV_MASK (3 << 8)
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#define SOTP_BOOT_SOURCE_SHIFT 8
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/* bits 14 and 15 */
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#define SOTP_BOOT_SOURCE_ENABLE_MASK (0xC0 << SOTP_BOOT_SOURCE_SHIFT)
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/* bits 8 to 13 */
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#define SOTP_BOOT_SOURCE_BITS0 (0x03 << SOTP_BOOT_SOURCE_SHIFT)
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#define SOTP_BOOT_SOURCE_BITS1 (0x0C << SOTP_BOOT_SOURCE_SHIFT)
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#define SOTP_BOOT_SOURCE_BITS2 (0x30 << SOTP_BOOT_SOURCE_SHIFT)
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#define SOTP_BOOT_SOURCE_MASK (0x3F << SOTP_BOOT_SOURCE_SHIFT)
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#define SOTP_ATF_CFG_ROW_ID SOTP_DEVICE_SECURE_CFG2_ROW
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/* bits 28 and 29 */
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#define SOTP_SBL_MASK (3 << 28)
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/* bits 30 and 31 */
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#define SOTP_ATF_NVCOUNTER_ENABLE_MASK ((uint64_t)3 << 30)
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/* bits 32 and 33 */
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#define SOTP_ATF_WATCHDOG_ENABLE_MASK ((uint64_t)3 << 32)
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/* bits 34 and 35 */
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#define SOTP_ATF_PLL_ON ((uint64_t)3 << 34)
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/* bits 36 and 37 */
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#define SOTP_ATF_RESET_RETRY ((uint64_t)3 << 36)
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/* bits 38 to 40 */
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#define SOTP_ATF_LOG_LEVEL_SHIFT 38
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#define SOTP_ATF_LOG_LEVEL ((uint64_t)7 << SOTP_ATF_LOG_LEVEL_SHIFT)
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#define SOTP_ATF2_CFG_ROW_ID SOTP_DEVICE_SECURE_CFG3_ROW
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/* bits 16 and 17 */
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#define SOTP_ROMKEY_MASK (3 << 16)
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/* bits 18 and 19 */
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#define SOTP_EC_EN_MASK (3 << 18)
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#define SOTP_ENC_DEV_TYPE_AB_DEV ((uint64_t)0x19999800000)
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#define SOTP_ENC_DEV_TYPE_MASK ((uint64_t)0x1ffff800000)
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uint64_t sotp_mem_read(uint32_t offset, uint32_t sotp_add_ecc);
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void sotp_mem_write(uint32_t addr, uint32_t sotp_add_ecc, uint64_t wdata);
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int sotp_read_key(uint8_t *key, size_t keysize, int start_row, int end_row);
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int sotp_key_erased(void);
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uint32_t sotp_redundancy_reduction(uint32_t sotp_row_data);
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#endif
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