From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Glass Date: Sun, 26 Apr 2020 14:15:31 -0600 Subject: [PATCH 0/8] Support 64-bit U-Boot for Slim Bootloader In-Reply-To: <20200422004507.2025-1-aiden.park@intel.com> References: <20200422004507.2025-1-aiden.park@intel.com> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi Aiden, On Tue, 21 Apr 2020 at 18:45, wrote: > > From: Aiden Park > > This patchset will build 64-bit U-Boot as a Slim Bootloader payload > and introduce a new X86_RUN_64BIT_ONLY to build pure 64-bit U-Boot > binary without SPL. In addition, this supports 64-bit kernel booting > from 64-bit U-Boot. > > Aiden Park (8): > x86: Add a new X86_RUN_64BIT_ONLY to Kconfig > x86: start64: Add a hook at 64-bit entry > x86: start64: Support HOB in 64-bit U-Boot > x86: slimbootloader: Support 64-bit operation > configs: slimbootloader: Add x86_64 slimbootloader config > x86: Fix 64-bit compile warning > x86: enable 64-bit kernel boot from 64-bit U-Boot > doc: slimbootloader: Update 64-bit build instruction > > arch/x86/Kconfig | 8 ++++++ > arch/x86/cpu/slimbootloader/Makefile | 9 ++++-- > arch/x86/cpu/slimbootloader/entry64.S | 14 ++++++++++ > arch/x86/cpu/slimbootloader/slimbootloader.c | 17 ++++++++++-- > arch/x86/cpu/start64.S | 10 +++++++ > arch/x86/cpu/x86_64/Makefile | 2 +- > arch/x86/cpu/x86_64/call64.S | 21 ++++++++++++++ > arch/x86/cpu/x86_64/cpu.c | 10 +++++++ > arch/x86/include/asm/bootparam.h | 10 ++++++- > arch/x86/include/asm/zimage.h | 2 +- > arch/x86/lib/bootm.c | 10 +++++-- > arch/x86/lib/zimage.c | 24 ++++++++++------ > cmd/x86/hob.c | 8 +++--- > configs/slimbootloader-x86_64_defconfig | 24 ++++++++++++++++ > doc/board/intel/slimbootloader.rst | 29 ++++++++++++++++++++ > 15 files changed, 176 insertions(+), 22 deletions(-) > create mode 100644 arch/x86/cpu/slimbootloader/entry64.S > create mode 100644 arch/x86/cpu/x86_64/call64.S > create mode 100644 configs/slimbootloader-x86_64_defconfig > For the series: Tested on qemu: Tested-by: Simon Glass One little thing that I noticed...your instructions show copying u-boot-dtb.bin into the slimbootloader directory. This is the same as u-boot.bin and I suggest you use that name instead. When I tried to, I got an error. Regards, SImon