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| author |   Barry Song <barry.song@analog.com> | 2010-02-21 03:01:20 +0000 |
|---|---|---|
| committer |   Bob Liu <lliubbo@gmail.com> | 2012-03-21 11:00:06 +0800 |
| commit | 4936afc6510608ddabeb4f562cf1a291cc38faa1 (patch) | |
| tree | 388dd4e558e2fbbd6a2b058aea7e863cdcb389d0 /arch/blackfin/kernel/cplb-mpu/cplbmgr.c | |
| parent | blackfin: restore L1 base address and length (diff) | |
| download | linux-dev-4936afc6510608ddabeb4f562cf1a291cc38faa1.tar.xz linux-dev-4936afc6510608ddabeb4f562cf1a291cc38faa1.zip | |
blackfin: cplb-mpu: fix page mask table overflow
page mask table will overflow without xip related macros.
Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>
Diffstat (limited to 'arch/blackfin/kernel/cplb-mpu/cplbmgr.c')
| -rw-r--r-- | arch/blackfin/kernel/cplb-mpu/cplbmgr.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c index 8de92299b3ee..b56bd8514b7c 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c @@ -120,6 +120,7 @@ MGR_ATTR static noinline int dcplb_miss(unsigned int cpu) d_data = L2_DMEMORY; } else if (addr >= physical_mem_end) { if (addr >= ASYNC_BANK0_BASE && addr < ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE) { +#if defined(CONFIG_ROMFS_ON_MTD) && defined(CONFIG_MTD_ROM) mask = current_rwx_mask[cpu]; if (mask) { int page = (addr - (ASYNC_BANK0_BASE - _ramend)) >> PAGE_SHIFT; @@ -129,6 +130,7 @@ MGR_ATTR static noinline int dcplb_miss(unsigned int cpu) if (mask[idx] & bit) d_data |= CPLB_USER_RD; } +#endif } else if (addr >= BOOT_ROM_START && addr < BOOT_ROM_START + BOOT_ROM_LENGTH && (status & (FAULT_RW | FAULT_USERSUPV)) == FAULT_USERSUPV) { addr &= ~(1 * 1024 * 1024 - 1); |