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Diffstat (limited to 'arch/mips/lib/dump_tlb.c')
-rw-r--r--arch/mips/lib/dump_tlb.c27
1 files changed, 21 insertions, 6 deletions
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index 92a37319efbe..0f80b936e75e 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -19,6 +19,8 @@ void dump_tlb_regs(void)
pr_info("Index : %0x\n", read_c0_index());
pr_info("PageMask : %0x\n", read_c0_pagemask());
+ if (cpu_has_guestid)
+ pr_info("GuestCtl1: %0x\n", read_c0_guestctl1());
pr_info("EntryHi : %0*lx\n", field, read_c0_entryhi());
pr_info("EntryLo0 : %0*lx\n", field, read_c0_entrylo0());
pr_info("EntryLo1 : %0*lx\n", field, read_c0_entrylo1());
@@ -72,7 +74,10 @@ static void dump_tlb(int first, int last)
{
unsigned long s_entryhi, entryhi, asid;
unsigned long long entrylo0, entrylo1, pa;
- unsigned int s_index, s_pagemask, pagemask, c0, c1, i;
+ unsigned int s_index, s_pagemask, s_guestctl1 = 0;
+ unsigned int pagemask, guestctl1 = 0, c0, c1, i;
+ unsigned long asidmask = cpu_asid_mask(&current_cpu_data);
+ int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4);
#ifdef CONFIG_32BIT
bool xpa = cpu_has_xpa && (read_c0_pagegrain() & PG_ELPA);
int pwidth = xpa ? 11 : 8;
@@ -86,7 +91,9 @@ static void dump_tlb(int first, int last)
s_pagemask = read_c0_pagemask();
s_entryhi = read_c0_entryhi();
s_index = read_c0_index();
- asid = s_entryhi & 0xff;
+ asid = s_entryhi & asidmask;
+ if (cpu_has_guestid)
+ s_guestctl1 = read_c0_guestctl1();
for (i = first; i <= last; i++) {
write_c0_index(i);
@@ -97,6 +104,8 @@ static void dump_tlb(int first, int last)
entryhi = read_c0_entryhi();
entrylo0 = read_c0_entrylo0();
entrylo1 = read_c0_entrylo1();
+ if (cpu_has_guestid)
+ guestctl1 = read_c0_guestctl1();
/* EHINV bit marks entire entry as invalid */
if (cpu_has_tlbinv && entryhi & MIPS_ENTRYHI_EHINV)
@@ -115,7 +124,7 @@ static void dump_tlb(int first, int last)
* due to duplicate TLB entry.
*/
if (!((entrylo0 | entrylo1) & ENTRYLO_G) &&
- (entryhi & 0xff) != asid)
+ (entryhi & asidmask) != asid)
continue;
/*
@@ -126,15 +135,19 @@ static void dump_tlb(int first, int last)
c0 = (entrylo0 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
c1 = (entrylo1 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
- printk("va=%0*lx asid=%02lx\n",
+ printk("va=%0*lx asid=%0*lx",
vwidth, (entryhi & ~0x1fffUL),
- entryhi & 0xff);
+ asidwidth, entryhi & asidmask);
+ if (cpu_has_guestid)
+ printk(" gid=%02lx",
+ (guestctl1 & MIPS_GCTL1_RID)
+ >> MIPS_GCTL1_RID_SHIFT);
/* RI/XI are in awkward places, so mask them off separately */
pa = entrylo0 & ~(MIPS_ENTRYLO_RI | MIPS_ENTRYLO_XI);
if (xpa)
pa |= (unsigned long long)readx_c0_entrylo0() << 30;
pa = (pa << 6) & PAGE_MASK;
- printk("\t[");
+ printk("\n\t[");
if (cpu_has_rixi)
printk("ri=%d xi=%d ",
(entrylo0 & MIPS_ENTRYLO_RI) ? 1 : 0,
@@ -164,6 +177,8 @@ static void dump_tlb(int first, int last)
write_c0_entryhi(s_entryhi);
write_c0_index(s_index);
write_c0_pagemask(s_pagemask);
+ if (cpu_has_guestid)
+ write_c0_guestctl1(s_guestctl1);
}
void dump_tlb_all(void)