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authorSimon Glass <sjg@chromium.org>2013-02-28 19:26:12 +0000
committerSimon Glass <sjg@chromium.org>2013-03-04 15:57:36 -0800
commitbc2df1afb92435da6fb16310dac6b722bfaade9f (patch)
treecd10c393aba37399a0e80a3045a0543e44176003 /arch/x86/include
parent8937140957eb91060b766781bb3a9e2b191529a5 (diff)
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x86: Permit bootstage and timer data to be used prior to relocation
It is useful to be able to access the timer before U-Boot has relocated so that we can fully support bootstage. Add new global_data members to support this. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/global_data.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h
index 8a96fc9..2f84abd 100644
--- a/arch/x86/include/asm/global_data.h
+++ b/arch/x86/include/asm/global_data.h
@@ -29,6 +29,9 @@
/* Architecture-specific global data */
struct arch_global_data {
struct global_data *gd_addr; /* Location of Global Data */
+ uint64_t tsc_base; /* Initial value returned by rdtsc() */
+ uint32_t tsc_base_kclocks; /* Initial tsc as a kclocks value */
+ uint32_t tsc_prev; /* For show_boot_progress() */
};
#endif