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| author | Mike Frysinger <vapier@gentoo.org> | 2011-05-30 05:12:51 +0200 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2011-07-23 07:10:43 +0200 |
| commit | fb1d9be5967fff0a3c93b06304fd992e3c438b7f (patch) | |
| tree | 0c1c8a2fe6ad2b9c52bdc4a58e0f396058dc75c3 /arch/blackfin/kernel/asm-offsets.c | |
| parent | Blackfin: time: replace magic numbers with defines (diff) | |
| download | linux-fb1d9be5967fff0a3c93b06304fd992e3c438b7f.tar.xz linux-fb1d9be5967fff0a3c93b06304fd992e3c438b7f.zip | |
Blackfin: optimize double fault boot checking
This moves the double fault data used at boot time into a single struct
which can then easily be addressed with indexed loads rather than having
to explicitly load multiple addresses.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/kernel/asm-offsets.c')
| -rw-r--r-- | arch/blackfin/kernel/asm-offsets.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/asm-offsets.c b/arch/blackfin/kernel/asm-offsets.c index bd32c09b9349..17e35465a416 100644 --- a/arch/blackfin/kernel/asm-offsets.c +++ b/arch/blackfin/kernel/asm-offsets.c @@ -138,6 +138,16 @@ int main(void) DEFINE(PDA_DF_SEQSTAT, offsetof(struct blackfin_pda, seqstat_doublefault)); DEFINE(PDA_DF_RETX, offsetof(struct blackfin_pda, retx_doublefault)); #endif + + /* PDA initial management */ + DEFINE(PDA_INIT_RETX, offsetof(struct blackfin_initial_pda, retx)); +#ifdef CONFIG_DEBUG_DOUBLEFAULT + DEFINE(PDA_INIT_DF_DCPLB, offsetof(struct blackfin_initial_pda, dcplb_doublefault_addr)); + DEFINE(PDA_INIT_DF_ICPLB, offsetof(struct blackfin_initial_pda, icplb_doublefault_addr)); + DEFINE(PDA_INIT_DF_SEQSTAT, offsetof(struct blackfin_initial_pda, seqstat_doublefault)); + DEFINE(PDA_INIT_DF_RETX, offsetof(struct blackfin_initial_pda, retx_doublefault)); +#endif + #ifdef CONFIG_SMP /* Inter-core lock (in L2 SRAM) */ DEFINE(SIZEOF_CORELOCK, sizeof(struct corelock_slot)); |