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-rw-r--r--arch/mips/lib/dump_tlb.c144
-rw-r--r--arch/mips/lib/r3k_dump_tlb.c122
-rw-r--r--arch/mips/sgi-ip27/ip27-berr.c1
3 files changed, 2 insertions, 265 deletions
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index fbf4b72f4306..1a4db7dc77cb 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -6,12 +6,7 @@
6 */ 6 */
7#include <linux/kernel.h> 7#include <linux/kernel.h>
8#include <linux/mm.h> 8#include <linux/mm.h>
9#include <linux/sched.h>
10#include <linux/string.h>
11 9
12#include <asm/bootinfo.h>
13#include <asm/cachectl.h>
14#include <asm/cpu.h>
15#include <asm/mipsregs.h> 10#include <asm/mipsregs.h>
16#include <asm/page.h> 11#include <asm/page.h>
17#include <asm/pgtable.h> 12#include <asm/pgtable.h>
@@ -40,7 +35,7 @@ static inline const char *msk2str(unsigned int mask)
40 "nop;nop;nop;nop;nop;nop;nop\n\t" \ 35 "nop;nop;nop;nop;nop;nop;nop\n\t" \
41 ".set\treorder"); 36 ".set\treorder");
42 37
43void dump_tlb(int first, int last) 38static void dump_tlb(int first, int last)
44{ 39{
45 unsigned long s_entryhi, entryhi, asid; 40 unsigned long s_entryhi, entryhi, asid;
46 unsigned long long entrylo0, entrylo1; 41 unsigned long long entrylo0, entrylo1;
@@ -103,140 +98,3 @@ void dump_tlb_all(void)
103{ 98{
104 dump_tlb(0, current_cpu_data.tlbsize - 1); 99 dump_tlb(0, current_cpu_data.tlbsize - 1);
105} 100}
106
107void dump_tlb_wired(void)
108{
109 int wired;
110
111 wired = read_c0_wired();
112 printk("Wired: %d", wired);
113 dump_tlb(0, read_c0_wired());
114}
115
116void dump_tlb_addr(unsigned long addr)
117{
118 unsigned int flags, oldpid;
119 int index;
120
121 local_irq_save(flags);
122 oldpid = read_c0_entryhi() & 0xff;
123 BARRIER();
124 write_c0_entryhi((addr & PAGE_MASK) | oldpid);
125 BARRIER();
126 tlb_probe();
127 BARRIER();
128 index = read_c0_index();
129 write_c0_entryhi(oldpid);
130 local_irq_restore(flags);
131
132 if (index < 0) {
133 printk("No entry for address 0x%08lx in TLB\n", addr);
134 return;
135 }
136
137 printk("Entry %d maps address 0x%08lx\n", index, addr);
138 dump_tlb(index, index);
139}
140
141void dump_tlb_nonwired(void)
142{
143 dump_tlb(read_c0_wired(), current_cpu_data.tlbsize - 1);
144}
145
146void dump_list_process(struct task_struct *t, void *address)
147{
148 pgd_t *page_dir, *pgd;
149 pud_t *pud;
150 pmd_t *pmd;
151 pte_t *pte, page;
152 unsigned long addr, val;
153 int width = sizeof(long) * 2;
154
155 addr = (unsigned long) address;
156
157 printk("Addr == %08lx\n", addr);
158#ifdef CONFIG_64BIT
159 printk("tasks->mm.pgd == %08lx\n", (unsigned long) t->mm->pgd);
160#endif
161
162#ifdef CONFIG_64BIT
163 page_dir = pgd_offset(t->mm, 0UL);
164 pgd = pgd_offset(t->mm, addr);
165#else
166 if (addr > KSEG0) {
167 page_dir = pgd_offset_k(0);
168 pgd = pgd_offset_k(addr);
169 } else if (t->mm) {
170 page_dir = pgd_offset(t->mm, 0);
171 pgd = pgd_offset(t->mm, addr);
172 } else {
173 printk("Current thread has no mm\n");
174 return;
175 }
176#endif
177 printk("page_dir == %0*lx\n", width, (unsigned long) page_dir);
178 printk("pgd == %0*lx\n", width, (unsigned long) pgd);
179
180 pud = pud_offset(pgd, addr);
181 printk("pud == %0*lx\n", width, (unsigned long) pud);
182
183 pmd = pmd_offset(pud, addr);
184 printk("pmd == %0*lx\n", width, (unsigned long) pmd);
185
186 pte = pte_offset(pmd, addr);
187 printk("pte == %0*lx\n", width, (unsigned long) pte);
188
189 page = *pte;
190#ifdef CONFIG_64BIT_PHYS_ADDR
191 printk("page == %08Lx\n", pte_val(page));
192#else
193 printk("page == %0*lx\n", width, pte_val(page));
194#endif
195
196 val = pte_val(page);
197 if (val & _PAGE_PRESENT) printk("present ");
198 if (val & _PAGE_READ) printk("read ");
199 if (val & _PAGE_WRITE) printk("write ");
200 if (val & _PAGE_ACCESSED) printk("accessed ");
201 if (val & _PAGE_MODIFIED) printk("modified ");
202 if (val & _PAGE_R4KBUG) printk("r4kbug ");
203 if (val & _PAGE_GLOBAL) printk("global ");
204 if (val & _PAGE_VALID) printk("valid ");
205 printk("\n");
206}
207
208void dump_list_current(void *address)
209{
210 dump_list_process(current, address);
211}
212
213unsigned long vtop(void *address)
214{
215 pgd_t *pgd;
216 pud_t *pud;
217 pmd_t *pmd;
218 pte_t *pte;
219 unsigned long addr, paddr;
220
221 addr = (unsigned long) address;
222 pgd = pgd_offset(current->mm, addr);
223 pud = pud_offset(pgd, addr);
224 pmd = pmd_offset(pud, addr);
225 pte = pte_offset(pmd, addr);
226 paddr = (CKSEG1 | (unsigned int) pte_val(*pte)) & PAGE_MASK;
227 paddr |= (addr & ~PAGE_MASK);
228
229 return paddr;
230}
231
232void dump16(unsigned long *p)
233{
234 int i;
235
236 for (i = 0; i < 8; i++) {
237 printk("*%08lx == %08lx, ", (unsigned long)p, *p);
238 p++;
239 printk("*%08lx == %08lx\n", (unsigned long)p, *p);
240 p++;
241 }
242}
diff --git a/arch/mips/lib/r3k_dump_tlb.c b/arch/mips/lib/r3k_dump_tlb.c
index 4f2cb74f0766..52f87795ecc3 100644
--- a/arch/mips/lib/r3k_dump_tlb.c
+++ b/arch/mips/lib/r3k_dump_tlb.c
@@ -7,19 +7,14 @@
7 */ 7 */
8#include <linux/kernel.h> 8#include <linux/kernel.h>
9#include <linux/mm.h> 9#include <linux/mm.h>
10#include <linux/sched.h>
11#include <linux/string.h>
12 10
13#include <asm/bootinfo.h>
14#include <asm/cachectl.h>
15#include <asm/cpu.h>
16#include <asm/mipsregs.h> 11#include <asm/mipsregs.h>
17#include <asm/page.h> 12#include <asm/page.h>
18#include <asm/pgtable.h> 13#include <asm/pgtable.h>
19 14
20extern int r3k_have_wired_reg; /* defined in tlb-r3k.c */ 15extern int r3k_have_wired_reg; /* defined in tlb-r3k.c */
21 16
22void dump_tlb(int first, int last) 17static void dump_tlb(int first, int last)
23{ 18{
24 int i; 19 int i;
25 unsigned int asid; 20 unsigned int asid;
@@ -65,118 +60,3 @@ void dump_tlb_all(void)
65{ 60{
66 dump_tlb(0, current_cpu_data.tlbsize - 1); 61 dump_tlb(0, current_cpu_data.tlbsize - 1);
67} 62}
68
69void dump_tlb_wired(void)
70{
71 int wired = r3k_have_wired_reg ? read_c0_wired() : 8;
72
73 printk("Wired: %d", wired);
74 dump_tlb(0, wired - 1);
75}
76
77void dump_tlb_addr(unsigned long addr)
78{
79 unsigned long flags, oldpid;
80 int index;
81
82 local_irq_save(flags);
83 oldpid = read_c0_entryhi() & 0xff;
84 write_c0_entryhi((addr & PAGE_MASK) | oldpid);
85 tlb_probe();
86 index = read_c0_index();
87 write_c0_entryhi(oldpid);
88 local_irq_restore(flags);
89
90 if (index < 0) {
91 printk("No entry for address 0x%08lx in TLB\n", addr);
92 return;
93 }
94
95 printk("Entry %d maps address 0x%08lx\n", index, addr);
96 dump_tlb(index, index);
97}
98
99void dump_tlb_nonwired(void)
100{
101 int wired = r3k_have_wired_reg ? read_c0_wired() : 8;
102 dump_tlb(wired, current_cpu_data.tlbsize - 1);
103}
104
105void dump_list_process(struct task_struct *t, void *address)
106{
107 pgd_t *page_dir, *pgd;
108 pud_t *pud;
109 pmd_t *pmd;
110 pte_t *pte, page;
111 unsigned int addr;
112 unsigned long val;
113
114 addr = (unsigned int) address;
115
116 printk("Addr == %08x\n", addr);
117 printk("tasks->mm.pgd == %08x\n", (unsigned int) t->mm->pgd);
118
119 page_dir = pgd_offset(t->mm, 0);
120 printk("page_dir == %08x\n", (unsigned int) page_dir);
121
122 pgd = pgd_offset(t->mm, addr);
123 printk("pgd == %08x, ", (unsigned int) pgd);
124
125 pud = pud_offset(pgd, addr);
126 printk("pud == %08x, ", (unsigned int) pud);
127
128 pmd = pmd_offset(pud, addr);
129 printk("pmd == %08x, ", (unsigned int) pmd);
130
131 pte = pte_offset(pmd, addr);
132 printk("pte == %08x, ", (unsigned int) pte);
133
134 page = *pte;
135 printk("page == %08x\n", (unsigned int) pte_val(page));
136
137 val = pte_val(page);
138 if (val & _PAGE_PRESENT) printk("present ");
139 if (val & _PAGE_READ) printk("read ");
140 if (val & _PAGE_WRITE) printk("write ");
141 if (val & _PAGE_ACCESSED) printk("accessed ");
142 if (val & _PAGE_MODIFIED) printk("modified ");
143 if (val & _PAGE_GLOBAL) printk("global ");
144 if (val & _PAGE_VALID) printk("valid ");
145 printk("\n");
146}
147
148void dump_list_current(void *address)
149{
150 dump_list_process(current, address);
151}
152
153unsigned int vtop(void *address)
154{
155 pgd_t *pgd;
156 pud_t *pud;
157 pmd_t *pmd;
158 pte_t *pte;
159 unsigned int addr, paddr;
160
161 addr = (unsigned long) address;
162 pgd = pgd_offset(current->mm, addr);
163 pud = pud_offset(pgd, addr);
164 pmd = pmd_offset(pud, addr);
165 pte = pte_offset(pmd, addr);
166 paddr = (KSEG1 | (unsigned int) pte_val(*pte)) & PAGE_MASK;
167 paddr |= (addr & ~PAGE_MASK);
168
169 return paddr;
170}
171
172void dump16(unsigned long *p)
173{
174 int i;
175
176 for (i = 0; i < 8; i++) {
177 printk("*%08lx == %08lx, ", (unsigned long)p, *p);
178 p++;
179 printk("*%08lx == %08lx\n", (unsigned long)p, *p);
180 p++;
181 }
182}
diff --git a/arch/mips/sgi-ip27/ip27-berr.c b/arch/mips/sgi-ip27/ip27-berr.c
index ce907eda221b..123141ab21a2 100644
--- a/arch/mips/sgi-ip27/ip27-berr.c
+++ b/arch/mips/sgi-ip27/ip27-berr.c
@@ -21,7 +21,6 @@
21#include <asm/traps.h> 21#include <asm/traps.h>
22#include <asm/uaccess.h> 22#include <asm/uaccess.h>
23 23
24extern void dump_tlb_addr(unsigned long addr);
25extern void dump_tlb_all(void); 24extern void dump_tlb_all(void);
26 25
27static void dump_hub_information(unsigned long errst0, unsigned long errst1) 26static void dump_hub_information(unsigned long errst0, unsigned long errst1)
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-14 13:46:08 -0500