Aaron Durbin (adurbin@google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4903
-gerrit
commit a4986cb1e33252877ebec0a89c54a1a57431de04 Author: Aaron Durbin adurbin@chromium.org Date: Mon Oct 28 09:54:22 2013 -0500
baytrail: use version 2 of efi wrapper
Version 2 of the efi wrapper wants the speed of the TSC timer initialized in the parameter structure.
BUG=chrome-os-partner:22866 BRANCH=None TEST=Built and booted through depthcharge. No errors spit out by wrapper. CQ-DEPEND=CL:*147256
Change-Id: I9cd265ea6bde93be85fc6fbc905d83af57fc2773 Signed-off-by: Aaron Durbin adurbin@chromium.org Reviewed-on: https://chromium-review.googlesource.com/174712 Reviewed-by: Duncan Laurie dlaurie@chromium.org --- src/soc/intel/baytrail/baytrail/efi_wrapper.h | 4 +++- src/soc/intel/baytrail/refcode.c | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/soc/intel/baytrail/baytrail/efi_wrapper.h b/src/soc/intel/baytrail/baytrail/efi_wrapper.h index 6682f95..3304d03 100644 --- a/src/soc/intel/baytrail/baytrail/efi_wrapper.h +++ b/src/soc/intel/baytrail/baytrail/efi_wrapper.h @@ -29,7 +29,7 @@ #ifndef __EFI_WRAPPER_H__ #define __EFI_WRAPPER_H__
-#define EFI_WRAPPER_VER 1 +#define EFI_WRAPPER_VER 2
/* Provide generic x86 calling conventions. */ #define ABI_X86 __attribute((regparm(0))) @@ -44,6 +44,8 @@ struct efi_wrapper_params { int version;
void ABI_X86 (*console_out)(unsigned char byte); + + unsigned int tsc_ticks_per_microsecond; } __attribute__((packed));
typedef int ABI_X86 (*efi_wrapper_entry_t)(struct efi_wrapper_params *); diff --git a/src/soc/intel/baytrail/refcode.c b/src/soc/intel/baytrail/refcode.c index 1d88ef7..9b5aa67 100644 --- a/src/soc/intel/baytrail/refcode.c +++ b/src/soc/intel/baytrail/refcode.c @@ -19,6 +19,7 @@
#include <cbmem.h> #include <console/console.h> +#include <cpu/x86/tsc.h> #include <rmodule.h>
#include <baytrail/ramstage.h> @@ -47,6 +48,7 @@ void baytrail_run_reference_code(void) return; }
+ wrp.tsc_ticks_per_microsecond = tsc_freq_mhz(); entry = refcode.entry;
/* Call into reference code. */
-
Aaron Durbin