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microblaze: Flush cache before jumping to kernel

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There is used max cache size on system which doesn't define
cache size.

Signed-off-by: Michal Simek <monstr@monstr.eu>
This commit is contained in:
Michal Simek 2010-04-16 12:01:32 +02:00
parent 70524883b0
commit 9b4d905690
1 changed files with 8 additions and 0 deletions
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8
arch/microblaze/lib/bootm.c
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@ -73,6 +73,14 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
(ulong) theKernel, rd_data_start, (ulong) of_flat_tree);
#endif
#ifdef XILINX_USE_DCACHE
#ifdef XILINX_DCACHE_BYTE_SIZE
flush_cache(0, XILINX_DCACHE_BYTE_SIZE);
#else
#warning please rebuild BSPs and update configuration
flush_cache(0, 32768);
#endif
#endif
/*
* Linux Kernel Parameters (passing device tree):
* r5: pointer to command line