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Add pagemask debugging output in "show tlb" in the debugger.

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Approved by:	re (marius)
Obtained from:	bsdimp
This commit is contained in:
Adrian Chadd 2013-09-29 10:14:16 +00:00
parent 0d8a6a99ba
commit b0c6df8cbe
1 changed files with 5 additions and 2 deletions
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7
sys/mips/mips/tlb.c
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@ -54,6 +54,7 @@ struct tlb_state {
register_t entryhi;
register_t entrylo0;
register_t entrylo1;
register_t pagemask;
} entry[MIPS_MAX_TLB_ENTRIES];
};
@ -285,6 +286,7 @@ tlb_save(void)
tlb_read();
tlb_state[cpu].entry[i].entryhi = mips_rd_entryhi();
tlb_state[cpu].entry[i].pagemask = mips_rd_pagemask();
tlb_state[cpu].entry[i].entrylo0 = mips_rd_entrylo0();
tlb_state[cpu].entry[i].entrylo1 = mips_rd_entrylo1();
}
@ -339,7 +341,7 @@ tlb_invalidate_one(unsigned i)
DB_SHOW_COMMAND(tlb, ddb_dump_tlb)
{
register_t ehi, elo0, elo1;
register_t ehi, elo0, elo1, epagemask;
unsigned i, cpu, ntlb;
/*
@ -378,11 +380,12 @@ DB_SHOW_COMMAND(tlb, ddb_dump_tlb)
ehi = tlb_state[cpu].entry[i].entryhi;
elo0 = tlb_state[cpu].entry[i].entrylo0;
elo1 = tlb_state[cpu].entry[i].entrylo1;
epagemask = tlb_state[cpu].entry[i].pagemask;
if (elo0 == 0 && elo1 == 0)
continue;
db_printf("#%u\t=> %jx\n", i, (intmax_t)ehi);
db_printf("#%u\t=> %jx (pagemask %jx)\n", i, (intmax_t)ehi, (intmax_t) epagemask);
db_printf(" Lo0\t%jx\t(%#jx)\n", (intmax_t)elo0, (intmax_t)TLBLO_PTE_TO_PA(elo0));
db_printf(" Lo1\t%jx\t(%#jx)\n", (intmax_t)elo1, (intmax_t)TLBLO_PTE_TO_PA(elo1));
}