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-rw-r--r--arch/parisc/include/asm/pdc.h3
-rw-r--r--arch/parisc/kernel/firmware.c42
2 files changed, 36 insertions, 9 deletions
diff --git a/arch/parisc/include/asm/pdc.h b/arch/parisc/include/asm/pdc.h
index 269b9a159f01..2fd7eb2f3746 100644
--- a/arch/parisc/include/asm/pdc.h
+++ b/arch/parisc/include/asm/pdc.h
@@ -46,6 +46,9 @@ int pdc_cache_info(struct pdc_cache_info *cache);
int pdc_spaceid_bits(unsigned long *space_bits);
#ifndef CONFIG_PA20
int pdc_btlb_info(struct pdc_btlb_info *btlb);
+int pdc_btlb_insert(unsigned long long vpage, unsigned long physpage, unsigned long len,
+ unsigned long entry_info, unsigned long slot);
+int pdc_btlb_purge_all(void);
int pdc_mem_map_hpa(struct pdc_memory_map *r_addr, struct pdc_module_path *mod_path);
#endif /* !CONFIG_PA20 */
int pdc_pim_toc11(struct pdc_toc_pim_11 *ret);
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index 8f37e75f2fb9..79bf44d04aa8 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -696,18 +696,42 @@ int pdc_spaceid_bits(unsigned long *space_bits)
*/
int pdc_btlb_info(struct pdc_btlb_info *btlb)
{
- int retval;
+ int retval;
unsigned long flags;
- spin_lock_irqsave(&pdc_lock, flags);
- retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INFO, __pa(pdc_result), 0);
- memcpy(btlb, pdc_result, sizeof(*btlb));
- spin_unlock_irqrestore(&pdc_lock, flags);
+ spin_lock_irqsave(&pdc_lock, flags);
+ retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INFO, __pa(pdc_result), 0);
+ memcpy(btlb, pdc_result, sizeof(*btlb));
+ spin_unlock_irqrestore(&pdc_lock, flags);
- if(retval < 0) {
- btlb->max_size = 0;
- }
- return retval;
+ if(retval < 0) {
+ btlb->max_size = 0;
+ }
+ return retval;
+}
+
+int pdc_btlb_insert(unsigned long long vpage, unsigned long physpage, unsigned long len,
+ unsigned long entry_info, unsigned long slot)
+{
+ int retval;
+ unsigned long flags;
+
+ spin_lock_irqsave(&pdc_lock, flags);
+ retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INSERT, (unsigned long) (vpage >> 32),
+ (unsigned long) vpage, physpage, len, entry_info, slot);
+ spin_unlock_irqrestore(&pdc_lock, flags);
+ return retval;
+}
+
+int pdc_btlb_purge_all(void)
+{
+ int retval;
+ unsigned long flags;
+
+ spin_lock_irqsave(&pdc_lock, flags);
+ retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_PURGE_ALL);
+ spin_unlock_irqrestore(&pdc_lock, flags);
+ return retval;
}
/**