On Thu, Dec 20, 2012 at 11:48 AM, Fenghua Yu <fenghua...@intel.com> wrote:
> From: Fenghua Yu <fenghua...@intel.com>
>
> This updates ucode on BSP in 64-bit mode. Paging and virtual address are
> working now.
>
> Signed-off-by: Fenghua Yu <fenghua...@intel.com>
> ---
> arch/x86/kernel/head64.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
> index e1cb611..1ccbaf1 100644
> --- a/arch/x86/kernel/head64.c
> +++ b/arch/x86/kernel/head64.c
> @@ -26,6 +26,7 @@
> #include <asm/kdebug.h>
> #include <asm/e820.h>
> #include <asm/bios_ebda.h>
> +#include <asm/microcode.h>
>
> /*
> * Manage page tables very early on.
> @@ -179,6 +180,11 @@ void __init x86_64_start_kernel(char * real_mode_data)
> }
> load_idt((const struct desc_ptr *)&idt_descr);
>
> + /*
> + * Load microcode early on BSP.
> + */
> + load_ucode_bsp(__va(real_mode_data));
> +
> copy_bootdata(__va(real_mode_data));
can you make load_ucode_bsp take boot_param directly instead of
real_mode_data. ?
could be
copy_bootdata(__va(real_mode_data));
+
+ /* Load microcode early on BSP. */
+ load_ucode_bsp(&boot_params);
+
because copy_bootdata, already copy boot_params...
Thanks
Yinghai
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