diff options
Diffstat (limited to 'plat/socionext/uniphier/uniphier_smp.S')
| -rw-r--r-- | plat/socionext/uniphier/uniphier_smp.S | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/plat/socionext/uniphier/uniphier_smp.S b/plat/socionext/uniphier/uniphier_smp.S new file mode 100644 index 0000000..d6cb9ff --- /dev/null +++ b/plat/socionext/uniphier/uniphier_smp.S @@ -0,0 +1,29 @@ +/* + * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <arch.h> +#include <asm_macros.S> + + .globl uniphier_warmboot_entrypoint + .globl uniphier_fake_pwr_down + +func uniphier_warmboot_entrypoint + mrs x0, mpidr_el1 + mov_imm x1, MPIDR_AFFINITY_MASK + and x0, x0, x1 + b 1f +0: wfe +1: ldr x1, uniphier_holding_pen_release + cmp x1, x0 + b.ne 0b + ldr x0, uniphier_sec_entrypoint + br x0 +endfunc uniphier_warmboot_entrypoint + +func uniphier_fake_pwr_down + bl disable_mmu_icache_el3 + b uniphier_warmboot_entrypoint +endfunc uniphier_fake_pwr_down |