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[Blackfin] arch: Fix bug - kernel build with Debug option enabled fails to boot up

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writes to I/DMEM_CONTROL must be followed by SSYNC

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
This commit is contained in:
Michael Hennerich 2008-01-22 19:23:50 +08:00 committed by Bryan Wu
parent 03c5732855
commit 96a5c6f9be
1 changed files with 2 additions and 0 deletions
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2
arch/blackfin/kernel/cplb-nompu/cacheinit.c
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@ -42,6 +42,7 @@ void bfin_icache_init(void)
ctrl = bfin_read_IMEM_CONTROL(); ctrl = bfin_read_IMEM_CONTROL();
ctrl |= IMC | ENICPLB; ctrl |= IMC | ENICPLB;
bfin_write_IMEM_CONTROL(ctrl); bfin_write_IMEM_CONTROL(ctrl);
SSYNC();
} }
#endif #endif
@ -63,5 +64,6 @@ void bfin_dcache_init(void)
ctrl = bfin_read_DMEM_CONTROL(); ctrl = bfin_read_DMEM_CONTROL();
ctrl |= DMEM_CNTR; ctrl |= DMEM_CNTR;
bfin_write_DMEM_CONTROL(ctrl); bfin_write_DMEM_CONTROL(ctrl);
SSYNC();
} }
#endif #endif