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riscv: Log missing registers in dump_regs()

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If we panic we dump the registers for debugging. This is very useful, but it
missed several registers (ra, sp, gp and tp).

Log these as well. Especially the return address value is extremely useful.

Sponsored by:	Axiado
This commit is contained in:
Kristof Provost 2020-07-01 19:11:02 +00:00
parent e54b7cd007
commit d53a2816c7
1 changed files with 5 additions and 0 deletions
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5
sys/riscv/riscv/trap.c
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@ -147,6 +147,11 @@ dump_regs(struct trapframe *frame)
for (i = 0; i < n; i++)
printf("a[%d] == 0x%016lx\n", i, frame->tf_a[i]);
printf("ra == 0x%016lx\n", frame->tf_ra);
printf("sp == 0x%016lx\n", frame->tf_sp);
printf("gp == 0x%016lx\n", frame->tf_gp);
printf("tp == 0x%016lx\n", frame->tf_tp);
printf("sepc == 0x%016lx\n", frame->tf_sepc);
printf("sstatus == 0x%016lx\n", frame->tf_sstatus);
}