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- Provide more registers for GDB

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This commit is contained in:
Oleksandr Tymoshenko 2010-11-08 00:26:49 +00:00
parent 7846096d2b
commit bf39e6583e
1 changed files with 25 additions and 18 deletions
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43
sys/mips/mips/gdb_machdep.c
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@ -117,26 +117,33 @@ gdb_cpu_getreg(int regnum, size_t *regsz)
*regsz = gdb_cpu_regsz(regnum);
if (kdb_thread == PCPU_GET(curthread)) {
switch (regnum) {
/*
* XXX: May need to add more registers
*/
case 2: return (&kdb_frame->v0);
case 3: return (&kdb_frame->v1);
}
register_t *zero_ptr = &kdb_frame->zero;
return zero_ptr + regnum;
}
switch (regnum) {
case 16: return (&kdb_thrctx->pcb_context[0]);
case 17: return (&kdb_thrctx->pcb_context[1]);
case 18: return (&kdb_thrctx->pcb_context[2]);
case 19: return (&kdb_thrctx->pcb_context[3]);
case 20: return (&kdb_thrctx->pcb_context[4]);
case 21: return (&kdb_thrctx->pcb_context[5]);
case 22: return (&kdb_thrctx->pcb_context[6]);
case 23: return (&kdb_thrctx->pcb_context[7]);
case 29: return (&kdb_thrctx->pcb_context[8]);
case 30: return (&kdb_thrctx->pcb_context[9]);
case 31: return (&kdb_thrctx->pcb_context[10]);
/*
* S0..S7
*/
case 16:
case 17:
case 18:
case 19:
case 20:
case 21:
case 22:
case 23:
return (&kdb_thrctx->pcb_context[PCB_REG_S0 + regnum - 16]);
case 28:
return (&kdb_thrctx->pcb_context[PCB_REG_GP]);
case 29:
return (&kdb_thrctx->pcb_context[PCB_REG_SP]);
case 30:
return (&kdb_thrctx->pcb_context[PCB_REG_S8]);
case 31:
return (&kdb_thrctx->pcb_context[PCB_REG_RA]);
case 37:
return (&kdb_thrctx->pcb_context[PCB_REG_PC]);
}
return (NULL);
}