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-rw-r--r--arch/blackfin/kernel/cplb-mpu/cplbmgr.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
index 69e0e530d70..930c01c0681 100644
--- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
+++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
@@ -113,11 +113,11 @@ static noinline int dcplb_miss(unsigned int cpu)
addr = L2_START;
d_data = L2_DMEMORY;
} else if (addr >= physical_mem_end) {
- if (addr >= ASYNC_BANK0_BASE && addr < ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE
- && (status & FAULT_USERSUPV)) {
- addr &= ~0x3fffff;
+ if (addr >= ASYNC_BANK0_BASE && addr < ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE) {
+ addr &= ~(4 * 1024 * 1024 - 1);
d_data &= ~PAGE_SIZE_4KB;
d_data |= PAGE_SIZE_4MB;
+ d_data |= CPLB_USER_RD | CPLB_USER_WR;
} 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);
@@ -203,7 +203,12 @@ static noinline int icplb_miss(unsigned int cpu)
addr = L2_START;
i_data = L2_IMEMORY;
} else if (addr >= physical_mem_end) {
- if (addr >= BOOT_ROM_START && addr < BOOT_ROM_START + BOOT_ROM_LENGTH
+ if (addr >= ASYNC_BANK0_BASE && addr < ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE) {
+ addr &= ~(4 * 1024 * 1024 - 1);
+ i_data &= ~PAGE_SIZE_4KB;
+ i_data |= PAGE_SIZE_4MB;
+ i_data |= CPLB_USER_RD;
+ } else if (addr >= BOOT_ROM_START && addr < BOOT_ROM_START + BOOT_ROM_LENGTH
&& (status & FAULT_USERSUPV)) {
addr &= ~(1 * 1024 * 1024 - 1);
i_data &= ~PAGE_SIZE_4KB;