/* * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include #include #include #include #define SB_CSR 0x0 #define SB_CSR_NS_RST_VEC_WR_DIS (1 << 1) /* CPU reset vector */ #define SB_AA64_RESET_LOW 0x30 /* width = 31:0 */ #define SB_AA64_RESET_HI 0x34 /* width = 11:0 */ extern void tegra_secure_entrypoint(void); /******************************************************************************* * Setup secondary CPU vectors ******************************************************************************/ void plat_secondary_setup(void) { uint32_t val; uint64_t reset_addr = (uint64_t)tegra_secure_entrypoint; INFO("Setting up secondary CPU boot\n"); /* setup secondary CPU vector */ mmio_write_32(TEGRA_SB_BASE + SB_AA64_RESET_LOW, (reset_addr & 0xFFFFFFFF) | 1); val = reset_addr >> 32; mmio_write_32(TEGRA_SB_BASE + SB_AA64_RESET_HI, val & 0x7FF); /* configure PMC */ tegra_pmc_cpu_setup(reset_addr); tegra_pmc_lock_cpu_vectors(); }