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path: root/drivers/watchdog/hpwdt.c
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Diffstat (limited to 'drivers/watchdog/hpwdt.c')
-rw-r--r--drivers/watchdog/hpwdt.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 3774c9b8dac..8464ea1c36a 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -231,6 +231,7 @@ static int __devinit cru_detect(unsigned long map_entry,
cmn_regs.u1.reax = CRU_BIOS_SIGNATURE_VALUE;
+ set_memory_x((unsigned long)bios32_entrypoint, (2 * PAGE_SIZE));
asminline_call(&cmn_regs, bios32_entrypoint);
if (cmn_regs.u1.ral != 0) {
@@ -248,8 +249,10 @@ static int __devinit cru_detect(unsigned long map_entry,
if ((physical_bios_base + physical_bios_offset)) {
cru_rom_addr =
ioremap(cru_physical_address, cru_length);
- if (cru_rom_addr)
+ if (cru_rom_addr) {
+ set_memory_x((unsigned long)cru_rom_addr, cru_length);
retval = 0;
+ }
}
printk(KERN_DEBUG "hpwdt: CRU Base Address: 0x%lx\n",