[PARISC] Further work for multiple page sizes

More work towards supporing multiple page sizes on 64-bit. Convert
some assumptions that 64bit uses 3 level page tables into testing
PT_NLEVELS. Also some BUG() to BUG_ON() conversions and some cleanups
to assembler.

Signed-off-by: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c
index e23c4e1e3a25..c11a5bc7c067 100644
--- a/arch/parisc/kernel/asm-offsets.c
+++ b/arch/parisc/kernel/asm-offsets.c
@@ -288,8 +288,11 @@ int main(void)
         DEFINE(ASM_PGD_ENTRY_SIZE, PGD_ENTRY_SIZE);
         DEFINE(ASM_PMD_ENTRY_SIZE, PMD_ENTRY_SIZE);
         DEFINE(ASM_PTE_ENTRY_SIZE, PTE_ENTRY_SIZE);
+        DEFINE(ASM_PFN_PTE_SHIFT, PFN_PTE_SHIFT);
         DEFINE(ASM_PT_INITIAL, PT_INITIAL);
         DEFINE(ASM_PAGE_SIZE, PAGE_SIZE);
+        DEFINE(ASM_PAGE_SIZE_DIV64, PAGE_SIZE/64);
+        DEFINE(ASM_PAGE_SIZE_DIV128, PAGE_SIZE/128);
         BLANK();
         DEFINE(EXCDATA_IP, offsetof(struct exception_data, fault_ip));
         DEFINE(EXCDATA_SPACE, offsetof(struct exception_data, fault_space));