aboutsummaryrefslogtreecommitdiffstats
path: root/arch/mips/mm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/cache.c4
-rw-r--r--arch/mips/mm/page.c4
-rw-r--r--arch/mips/mm/tlb-funcs.S4
-rw-r--r--arch/mips/mm/tlbex.c7
4 files changed, 11 insertions, 8 deletions
diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c
index e422b38d3113..9e67cdea3c74 100644
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -29,15 +29,15 @@ void (*flush_cache_range)(struct vm_area_struct *vma, unsigned long start,
29void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, 29void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page,
30 unsigned long pfn); 30 unsigned long pfn);
31void (*flush_icache_range)(unsigned long start, unsigned long end); 31void (*flush_icache_range)(unsigned long start, unsigned long end);
32EXPORT_SYMBOL_GPL(flush_icache_range);
32void (*local_flush_icache_range)(unsigned long start, unsigned long end); 33void (*local_flush_icache_range)(unsigned long start, unsigned long end);
33 34
34void (*__flush_cache_vmap)(void); 35void (*__flush_cache_vmap)(void);
35void (*__flush_cache_vunmap)(void); 36void (*__flush_cache_vunmap)(void);
36 37
37void (*__flush_kernel_vmap_range)(unsigned long vaddr, int size); 38void (*__flush_kernel_vmap_range)(unsigned long vaddr, int size);
38void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
39
40EXPORT_SYMBOL_GPL(__flush_kernel_vmap_range); 39EXPORT_SYMBOL_GPL(__flush_kernel_vmap_range);
40void (*__invalidate_kernel_vmap_range)(unsigned long vaddr, int size);
41 41
42/* MIPS specific cache operations */ 42/* MIPS specific cache operations */
43void (*flush_cache_sigtramp)(unsigned long addr); 43void (*flush_cache_sigtramp)(unsigned long addr);
diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c
index 58033c44690d..b611102e23b5 100644
--- a/arch/mips/mm/page.c
+++ b/arch/mips/mm/page.c
@@ -273,7 +273,7 @@ void build_clear_page(void)
273 uasm_i_ori(&buf, A2, A0, off); 273 uasm_i_ori(&buf, A2, A0, off);
274 274
275 if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x()) 275 if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
276 uasm_i_lui(&buf, AT, 0xa000); 276 uasm_i_lui(&buf, AT, uasm_rel_hi(0xa0000000));
277 277
278 off = cache_line_size ? min(8, pref_bias_clear_store / cache_line_size) 278 off = cache_line_size ? min(8, pref_bias_clear_store / cache_line_size)
279 * cache_line_size : 0; 279 * cache_line_size : 0;
@@ -424,7 +424,7 @@ void build_copy_page(void)
424 uasm_i_ori(&buf, A2, A0, off); 424 uasm_i_ori(&buf, A2, A0, off);
425 425
426 if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x()) 426 if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
427 uasm_i_lui(&buf, AT, 0xa000); 427 uasm_i_lui(&buf, AT, uasm_rel_hi(0xa0000000));
428 428
429 off = cache_line_size ? min(8, pref_bias_copy_load / cache_line_size) * 429 off = cache_line_size ? min(8, pref_bias_copy_load / cache_line_size) *
430 cache_line_size : 0; 430 cache_line_size : 0;
diff --git a/arch/mips/mm/tlb-funcs.S b/arch/mips/mm/tlb-funcs.S
index 30a494db99c2..a5427c6e9757 100644
--- a/arch/mips/mm/tlb-funcs.S
+++ b/arch/mips/mm/tlb-funcs.S
@@ -16,8 +16,10 @@
16 16
17#define FASTPATH_SIZE 128 17#define FASTPATH_SIZE 128
18 18
19EXPORT(tlbmiss_handler_setup_pgd_start)
19LEAF(tlbmiss_handler_setup_pgd) 20LEAF(tlbmiss_handler_setup_pgd)
20 .space 16 * 4 211: j 1b /* Dummy, will be replaced. */
22 .space 64
21END(tlbmiss_handler_setup_pgd) 23END(tlbmiss_handler_setup_pgd)
22EXPORT(tlbmiss_handler_setup_pgd_end) 24EXPORT(tlbmiss_handler_setup_pgd_end)
23 25
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index ee88367ab3ad..f99ec587b151 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -1422,16 +1422,17 @@ static void build_r4000_tlb_refill_handler(void)
1422extern u32 handle_tlbl[], handle_tlbl_end[]; 1422extern u32 handle_tlbl[], handle_tlbl_end[];
1423extern u32 handle_tlbs[], handle_tlbs_end[]; 1423extern u32 handle_tlbs[], handle_tlbs_end[];
1424extern u32 handle_tlbm[], handle_tlbm_end[]; 1424extern u32 handle_tlbm[], handle_tlbm_end[];
1425extern u32 tlbmiss_handler_setup_pgd[], tlbmiss_handler_setup_pgd_end[]; 1425extern u32 tlbmiss_handler_setup_pgd_start[], tlbmiss_handler_setup_pgd[];
1426extern u32 tlbmiss_handler_setup_pgd_end[];
1426 1427
1427static void build_setup_pgd(void) 1428static void build_setup_pgd(void)
1428{ 1429{
1429 const int a0 = 4; 1430 const int a0 = 4;
1430 const int __maybe_unused a1 = 5; 1431 const int __maybe_unused a1 = 5;
1431 const int __maybe_unused a2 = 6; 1432 const int __maybe_unused a2 = 6;
1432 u32 *p = tlbmiss_handler_setup_pgd; 1433 u32 *p = tlbmiss_handler_setup_pgd_start;
1433 const int tlbmiss_handler_setup_pgd_size = 1434 const int tlbmiss_handler_setup_pgd_size =
1434 tlbmiss_handler_setup_pgd_end - tlbmiss_handler_setup_pgd; 1435 tlbmiss_handler_setup_pgd_end - tlbmiss_handler_setup_pgd_start;
1435#ifndef CONFIG_MIPS_PGD_C0_CONTEXT 1436#ifndef CONFIG_MIPS_PGD_C0_CONTEXT
1436 long pgdc = (long)pgd_current; 1437 long pgdc = (long)pgd_current;
1437#endif 1438#endif