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blackfin: cplb-nompu: fix ROM cplb size for bf609-ezkit 

In user xip test, there is a cplb error when ROMKERNEL try to mount romfs
using 'mount -t romfs /dev/mtdblock2 /mnt', becasue the CPLB setting is not
correct.

Signed-off-by: Bob Liu <lliubbo@gmail.com>
This commit is contained in:
Bob Liu 2012-07-11 15:28:11 +08:00
parent 06051fdefd
commit acb3166dab
1 changed files with 8 additions and 0 deletions
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8
arch/blackfin/kernel/cplb-nompu/cplbinit.c
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@ -58,11 +58,19 @@ void __init generate_cplb_tables_cpu(unsigned int cpu)
#ifdef CONFIG_ROMKERNEL
/* Cover kernel XIP flash area */
#ifdef CONFIG_BF60x
addr = CONFIG_ROM_BASE & ~(16 * 1024 * 1024 - 1);
d_tbl[i_d].addr = addr;
d_tbl[i_d++].data = SDRAM_DGENERIC | PAGE_SIZE_16MB;
i_tbl[i_i].addr = addr;
i_tbl[i_i++].data = SDRAM_IGENERIC | PAGE_SIZE_16MB;
#else
addr = CONFIG_ROM_BASE & ~(4 * 1024 * 1024 - 1);
d_tbl[i_d].addr = addr;
d_tbl[i_d++].data = SDRAM_DGENERIC | PAGE_SIZE_4MB;
i_tbl[i_i].addr = addr;
i_tbl[i_i++].data = SDRAM_IGENERIC | PAGE_SIZE_4MB;
#endif
#endif
/* Cover L1 memory. One 4M area for code and data each is enough. */