blob: bc88886f8b9845bb8b53ad6364c8734a4ac99308 [file] [log] [blame]
/*
* Copyright 2018-2021 NXP
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <platform_def.h>
.globl plat_secondary_cold_boot_setup
.globl plat_is_my_cpu_primary
.globl plat_reset_handler
.globl platform_mem_init
func platform_mem1_init
ret
endfunc platform_mem1_init
func platform_mem_init
ret
endfunc platform_mem_init
func apply_platform_errata
ret
endfunc apply_platform_errata
func plat_reset_handler
mov x29, x30
bl apply_platform_errata
#if defined(IMAGE_BL31)
ldr x0, =POLICY_SMMU_PAGESZ_64K
cbz x0, 1f
/* Set the SMMU page size in the sACR register */
bl _set_smmu_pagesz_64
#endif
1:
mov x30, x29
ret
endfunc plat_reset_handler
/*
* void plat_secondary_cold_boot_setup (void);
*
* This function performs any platform specific actions
* needed for a secondary cpu after a cold reset e.g
* mark the cpu's presence, mechanism to place it in a
* holding pen etc.
*/
func plat_secondary_cold_boot_setup
/* ls1043a does not do cold boot for secondary CPU */
cb_panic:
b cb_panic
endfunc plat_secondary_cold_boot_setup
/*
* unsigned int plat_is_my_cpu_primary (void);
*
* Find out whether the current cpu is the primary
* cpu.
*/
func plat_is_my_cpu_primary
mrs x0, mpidr_el1
and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
cmp x0, 0x0
cset w0, eq
ret
endfunc plat_is_my_cpu_primary