8 Dec
2019
8 Dec
'19
9:33 a.m.
On Sat, Dec 7, 2019 at 12:54 PM Simon Glass sjg@chromium.org wrote:
Add a bare-bones CPU driver so that CPUs can be probed.
Signed-off-by: Simon Glass sjg@chromium.org
Changes in v6:
- Drop unnecessary priv struct and probe method
- Make BOOT_FROM_FAST_SPI_FLASH a Kconfig option
Changes in v5:
- Add L2 cache flush function
- Drop SAFETY_MARGIN
Changes in v4:
- Change apollolake to apl
- Tidy up header guards
Changes in v3:
- Add two more defines for the CPU driver
- Expand comments for BOOT_FROM_FAST_SPI_FLASH
Changes in v2: None
arch/x86/cpu/apollolake/Makefile | 2 ++ arch/x86/cpu/apollolake/cpu.c | 41 ++++++++++++++++++++++ arch/x86/cpu/apollolake/cpu_common.c | 17 +++++++++ arch/x86/include/asm/arch-apollolake/cpu.h | 20 +++++++++++ arch/x86/include/asm/msr-index.h | 1 + 5 files changed, 81 insertions(+) create mode 100644 arch/x86/cpu/apollolake/cpu.c create mode 100644 arch/x86/cpu/apollolake/cpu_common.c create mode 100644 arch/x86/include/asm/arch-apollolake/cpu.h
Reviewed-by: Bin Meng bmeng.cn@gmail.com