From fb97b8621e6c44e7762bf6f7fd82d1b00519d4fd Mon Sep 17 00:00:00 2001 From: York Sun Date: Thu, 28 Sep 2017 08:42:14 -0700 Subject: armv8: layerscape: Enable falcon boot MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add jump_to_image_linux() for arm64. Add "noreturn" flag to armv8_switch_to_el2(). Add hooks to fsl-layerscape to enable falcon boot. Signed-off-by: York Sun Reviewed-by: Simon Glass Reviewed-by: Łukasz Majewski Tested-by: Łukasz Majewski --- arch/arm/lib/spl.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/arm/lib/spl.c') diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c index 27d6682c0b..ab5d2277aa 100644 --- a/arch/arm/lib/spl.c +++ b/arch/arm/lib/spl.c @@ -7,6 +7,7 @@ * * SPDX-License-Identifier: GPL-2.0+ */ + #include #include #include @@ -47,6 +48,15 @@ void __weak board_init_f(ulong dummy) * image. */ #ifdef CONFIG_SPL_OS_BOOT +#ifdef CONFIG_ARM64 +void __noreturn jump_to_image_linux(struct spl_image_info *spl_image) +{ + debug("Entering kernel arg pointer: 0x%p\n", spl_image->arg); + cleanup_before_linux(); + armv8_switch_to_el2((u64)spl_image->arg, 0, 0, 0, + spl_image->entry_point, ES_TO_AARCH64); +} +#else void __noreturn jump_to_image_linux(struct spl_image_info *spl_image) { unsigned long machid = 0xffffffff; @@ -62,4 +72,5 @@ void __noreturn jump_to_image_linux(struct spl_image_info *spl_image) cleanup_before_linux(); image_entry(0, machid, spl_image->arg); } +#endif /* CONFIG_ARM64 */ #endif -- cgit