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| author | Andrew Thoelke <andrew.thoelke@arm.com> | 2014-06-02 10:00:25 +0100 |
|---|---|---|
| committer | Andrew Thoelke <andrew.thoelke@arm.com> | 2014-06-16 21:34:47 +0100 |
| commit | aaba4f28278d20912ddcf32a49ba1c42adec3d2e (patch) | |
| tree | e3434951206c924cfcf0123b1044d71d48cd7bf5 /include/bl31/cpu_data.h | |
| parent | 5e910074245fa180cfbe70d3c8bceeff1eaa026e (diff) | |
Move CPU context pointers into cpu_data
Moving the context pointers for each CPU into the per-cpu data
allows for much more efficient access to the contexts for the
current CPU.
Change-Id: Id784e210d63cbdcddb44ac1591617ce668dbc29f
Diffstat (limited to 'include/bl31/cpu_data.h')
| -rw-r--r-- | include/bl31/cpu_data.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/bl31/cpu_data.h b/include/bl31/cpu_data.h index 2d256e49..5f45f144 100644 --- a/include/bl31/cpu_data.h +++ b/include/bl31/cpu_data.h @@ -32,7 +32,7 @@ #define __CPU_DATA_H__ /* Offsets for the cpu_data structure */ -#define CPU_DATA_CRASH_STACK_OFFSET 0x0 +#define CPU_DATA_CRASH_STACK_OFFSET 0x10 #define CPU_DATA_LOG2SIZE 6 #ifndef __ASSEMBLY__ @@ -47,6 +47,7 @@ /******************************************************************************* * Cache of frequently used per-cpu data: + * Pointers to non-secure and secure security state contexts * Address of the crash stack * It is aligned to the cache line boundary to allow efficient concurrent * manipulation of these pointers on different cpus @@ -59,6 +60,7 @@ ******************************************************************************/ typedef struct cpu_data { + void *cpu_context[2]; uint64_t crash_stack; } __aligned(CACHE_WRITEBACK_GRANULE) cpu_data_t; |