| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * (C) Copyright 2013 |
| */ |
| |
| #include <common.h> |
| #include <asm/global_data.h> |
| #include <amlogic/cpu_id.h> |
| #ifdef CONFIG_ARMV8_MULTIENTRY |
| #include <asm/arch-meson/smp.h> |
| #endif |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #ifdef CONFIG_ARMV8_MULTIENTRY |
| unsigned long gd_ptr_init; |
| |
| /* |
| * secondary_boot_func |
| * this function should be write with asm, here, only for compiling pass |
| */ |
| void secondary_bootup_f(unsigned int x) |
| { |
| __asm__ volatile("mov x18, %0\n" |
| :: "r" (gd_ptr_init) : "memory"); |
| } |
| |
| void cpu_smp_init_r(void) |
| { |
| gd->flags |= GD_FLG_SMP; |
| gd_ptr_init = (unsigned long)gd; |
| } |
| |
| unsigned int get_smp_sp(unsigned int cpuidx) |
| { |
| return gd->start_addr_sp + secondary_sp_size * cpuidx; |
| } |
| #endif |
| |