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Commit 92b1e6a6 authored by Franck Bui-Huu's avatar Franck Bui-Huu Committed by Ralf Baechle
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[MIPS] tlbex.c: cleanup debug code 

Signed-off-by: default avatarFranck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent cbdbe07f
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Showing with 26 additions and 57 deletions
arch/mips/mm/tlbex.c
View file @ 92b1e6a6
...@@ -720,6 +720,22 @@ il_bgez(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) ...@@ -720,6 +720,22 @@ il_bgez(u32 **p, struct reloc **r, unsigned int reg, enum label_id l)
i_bgez(p, reg, 0); i_bgez(p, reg, 0);
} }
/*
* For debug purposes.
*/
static inline void dump_handler(const u32 *handler, int count)
{
int i;
pr_debug("\t.set push\n");
pr_debug("\t.set noreorder\n");
for (i = 0; i < count; i++)
pr_debug("\t%p\t.word 0x%08x\n", &handler[i], handler[i]);
pr_debug("\t.set pop\n");
}
/* The only general purpose registers allowed in TLB handlers. */ /* The only general purpose registers allowed in TLB handlers. */
#define K0 26 #define K0 26
#define K1 27 #define K1 27
...@@ -762,7 +778,6 @@ static void __init build_r3000_tlb_refill_handler(void) ...@@ -762,7 +778,6 @@ static void __init build_r3000_tlb_refill_handler(void)
{ {
long pgdc = (long)pgd_current; long pgdc = (long)pgd_current;
u32 *p; u32 *p;
int i;
memset(tlb_handler, 0, sizeof(tlb_handler)); memset(tlb_handler, 0, sizeof(tlb_handler));
p = tlb_handler; p = tlb_handler;
...@@ -791,13 +806,9 @@ static void __init build_r3000_tlb_refill_handler(void) ...@@ -791,13 +806,9 @@ static void __init build_r3000_tlb_refill_handler(void)
pr_info("Synthesized TLB refill handler (%u instructions).\n", pr_info("Synthesized TLB refill handler (%u instructions).\n",
(unsigned int)(p - tlb_handler)); (unsigned int)(p - tlb_handler));
pr_debug("\t.set push\n");
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - tlb_handler); i++)
pr_debug("\t.word 0x%08x\n", tlb_handler[i]);
pr_debug("\t.set pop\n");
memcpy((void *)ebase, tlb_handler, 0x80); memcpy((void *)ebase, tlb_handler, 0x80);
dump_handler((u32 *)ebase, 32);
} }
/* /*
...@@ -1264,7 +1275,6 @@ static void __init build_r4000_tlb_refill_handler(void) ...@@ -1264,7 +1275,6 @@ static void __init build_r4000_tlb_refill_handler(void)
struct reloc *r = relocs; struct reloc *r = relocs;
u32 *f; u32 *f;
unsigned int final_len; unsigned int final_len;
int i;
memset(tlb_handler, 0, sizeof(tlb_handler)); memset(tlb_handler, 0, sizeof(tlb_handler));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1366,20 +1376,9 @@ static void __init build_r4000_tlb_refill_handler(void) ...@@ -1366,20 +1376,9 @@ static void __init build_r4000_tlb_refill_handler(void)
pr_info("Synthesized TLB refill handler (%u instructions).\n", pr_info("Synthesized TLB refill handler (%u instructions).\n",
final_len); final_len);
f = final_handler;
#if defined(CONFIG_64BIT) && !defined(CONFIG_CPU_LOONGSON2)
if (final_len > 32)
final_len = 64;
else
f = final_handler + 32;
#endif /* CONFIG_64BIT */
pr_debug("\t.set push\n");
pr_debug("\t.set noreorder\n");
for (i = 0; i < final_len; i++)
pr_debug("\t.word 0x%08x\n", f[i]);
pr_debug("\t.set pop\n");
memcpy((void *)ebase, final_handler, 0x100); memcpy((void *)ebase, final_handler, 0x100);
dump_handler((u32 *)ebase, 64);
} }
/* /*
...@@ -1607,7 +1606,6 @@ static void __init build_r3000_tlb_load_handler(void) ...@@ -1607,7 +1606,6 @@ static void __init build_r3000_tlb_load_handler(void)
u32 *p = handle_tlbl; u32 *p = handle_tlbl;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbl, 0, sizeof(handle_tlbl)); memset(handle_tlbl, 0, sizeof(handle_tlbl));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1630,11 +1628,7 @@ static void __init build_r3000_tlb_load_handler(void) ...@@ -1630,11 +1628,7 @@ static void __init build_r3000_tlb_load_handler(void)
pr_info("Synthesized TLB load handler fastpath (%u instructions).\n", pr_info("Synthesized TLB load handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbl)); (unsigned int)(p - handle_tlbl));
pr_debug("\t.set push\n"); dump_handler(handle_tlbl, ARRAY_SIZE(handle_tlbl));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbl); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbl[i]);
pr_debug("\t.set pop\n");
} }
static void __init build_r3000_tlb_store_handler(void) static void __init build_r3000_tlb_store_handler(void)
...@@ -1642,7 +1636,6 @@ static void __init build_r3000_tlb_store_handler(void) ...@@ -1642,7 +1636,6 @@ static void __init build_r3000_tlb_store_handler(void)
u32 *p = handle_tlbs; u32 *p = handle_tlbs;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbs, 0, sizeof(handle_tlbs)); memset(handle_tlbs, 0, sizeof(handle_tlbs));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1665,11 +1658,7 @@ static void __init build_r3000_tlb_store_handler(void) ...@@ -1665,11 +1658,7 @@ static void __init build_r3000_tlb_store_handler(void)
pr_info("Synthesized TLB store handler fastpath (%u instructions).\n", pr_info("Synthesized TLB store handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbs)); (unsigned int)(p - handle_tlbs));
pr_debug("\t.set push\n"); dump_handler(handle_tlbs, ARRAY_SIZE(handle_tlbs));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbs); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbs[i]);
pr_debug("\t.set pop\n");
} }
static void __init build_r3000_tlb_modify_handler(void) static void __init build_r3000_tlb_modify_handler(void)
...@@ -1677,7 +1666,6 @@ static void __init build_r3000_tlb_modify_handler(void) ...@@ -1677,7 +1666,6 @@ static void __init build_r3000_tlb_modify_handler(void)
u32 *p = handle_tlbm; u32 *p = handle_tlbm;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbm, 0, sizeof(handle_tlbm)); memset(handle_tlbm, 0, sizeof(handle_tlbm));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1700,11 +1688,7 @@ static void __init build_r3000_tlb_modify_handler(void) ...@@ -1700,11 +1688,7 @@ static void __init build_r3000_tlb_modify_handler(void)
pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n", pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbm)); (unsigned int)(p - handle_tlbm));
pr_debug("\t.set push\n"); dump_handler(handle_tlbm, ARRAY_SIZE(handle_tlbm));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbm); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbm[i]);
pr_debug("\t.set pop\n");
} }
/* /*
...@@ -1757,7 +1741,6 @@ static void __init build_r4000_tlb_load_handler(void) ...@@ -1757,7 +1741,6 @@ static void __init build_r4000_tlb_load_handler(void)
u32 *p = handle_tlbl; u32 *p = handle_tlbl;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbl, 0, sizeof(handle_tlbl)); memset(handle_tlbl, 0, sizeof(handle_tlbl));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1790,11 +1773,7 @@ static void __init build_r4000_tlb_load_handler(void) ...@@ -1790,11 +1773,7 @@ static void __init build_r4000_tlb_load_handler(void)
pr_info("Synthesized TLB load handler fastpath (%u instructions).\n", pr_info("Synthesized TLB load handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbl)); (unsigned int)(p - handle_tlbl));
pr_debug("\t.set push\n"); dump_handler(handle_tlbl, ARRAY_SIZE(handle_tlbl));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbl); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbl[i]);
pr_debug("\t.set pop\n");
} }
static void __init build_r4000_tlb_store_handler(void) static void __init build_r4000_tlb_store_handler(void)
...@@ -1802,7 +1781,6 @@ static void __init build_r4000_tlb_store_handler(void) ...@@ -1802,7 +1781,6 @@ static void __init build_r4000_tlb_store_handler(void)
u32 *p = handle_tlbs; u32 *p = handle_tlbs;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbs, 0, sizeof(handle_tlbs)); memset(handle_tlbs, 0, sizeof(handle_tlbs));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1826,11 +1804,7 @@ static void __init build_r4000_tlb_store_handler(void) ...@@ -1826,11 +1804,7 @@ static void __init build_r4000_tlb_store_handler(void)
pr_info("Synthesized TLB store handler fastpath (%u instructions).\n", pr_info("Synthesized TLB store handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbs)); (unsigned int)(p - handle_tlbs));
pr_debug("\t.set push\n"); dump_handler(handle_tlbs, ARRAY_SIZE(handle_tlbs));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbs); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbs[i]);
pr_debug("\t.set pop\n");
} }
static void __init build_r4000_tlb_modify_handler(void) static void __init build_r4000_tlb_modify_handler(void)
...@@ -1838,7 +1812,6 @@ static void __init build_r4000_tlb_modify_handler(void) ...@@ -1838,7 +1812,6 @@ static void __init build_r4000_tlb_modify_handler(void)
u32 *p = handle_tlbm; u32 *p = handle_tlbm;
struct label *l = labels; struct label *l = labels;
struct reloc *r = relocs; struct reloc *r = relocs;
int i;
memset(handle_tlbm, 0, sizeof(handle_tlbm)); memset(handle_tlbm, 0, sizeof(handle_tlbm));
memset(labels, 0, sizeof(labels)); memset(labels, 0, sizeof(labels));
...@@ -1863,11 +1836,7 @@ static void __init build_r4000_tlb_modify_handler(void) ...@@ -1863,11 +1836,7 @@ static void __init build_r4000_tlb_modify_handler(void)
pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n", pr_info("Synthesized TLB modify handler fastpath (%u instructions).\n",
(unsigned int)(p - handle_tlbm)); (unsigned int)(p - handle_tlbm));
pr_debug("\t.set push\n"); dump_handler(handle_tlbm, ARRAY_SIZE(handle_tlbm));
pr_debug("\t.set noreorder\n");
for (i = 0; i < (p - handle_tlbm); i++)
pr_debug("\t.word 0x%08x\n", handle_tlbm[i]);
pr_debug("\t.set pop\n");
} }
void __init build_tlb_refill_handler(void) void __init build_tlb_refill_handler(void)
......
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