/* u2_sh_find(): find chip by core.
*/
u2_weak
u2_sh_find(u2_ray wir_r,
u2_noun cor)
{
u2_ray bas_r;
if ( 0 == (bas_r = u2_wire_bas_r(wir_r)) ) {
return u2_none;
}
if ( u2_no == u2_dust(cor) ) {
return u2_none;
} else {
u2_noun bat = u2_t(cor);
if ( !u2_fly_is_dog(bat) ) {
return u2_none;
} else {
u2_ray bat_r = u2_dog_a(bat);
u2_ray rut_r = u2_rail_rut_r(bas_r);
u2_ray hat_r = u2_rail_hat_r(bas_r);
if ( (bat_r < rut_r) || (bat_r >= hat_r) ) {
return u2_none;
} else {
u2_chip xip = u2_ch_find(u2_bask_hag_r(bas_r), bat);
if ( u2_none == xip ) {
#if 0
printf("bat_r %d.%x; hat_r %d.%x; rut_r %d.%x\n",
u2_ray_a(bat_r), u2_ray_b(bat_r),
u2_ray_a(hat_r), u2_ray_b(hat_r),
u2_ray_a(rut_r), u2_ray_b(rut_r));
u2_ho_warn_here();
#endif
return u2_none;
} else {
if ( u2_yes == _sh_good(cor, xip) ) {
return xip;
}
else {
u2_ho_warn_here();
return u2_none;
}
}
}
}
}
}
/* u2_wr_init():
**
** Install an empty wire within `hat_r` and `mat_r` in the loom,
** with memory model `hip`.
**
** Returns ray to wire, which always equalls the passed `mat_r`.
*/
u2_ray
u2_wr_init(c3_m hip_m,
u2_ray hat_r,
u2_ray mat_r)
{
u2_ray wir_r;
wir_r = u2_rl_init(hip_m, hat_r, mat_r);
u2_rail_hat_r(wir_r) += (c3_wiseof(u2_loom_wire) - c3_wiseof(u2_loom_rail));
#if 1
u2_wire_bas_r(wir_r) = 0;
#endif
u2_wire_kit_r(wir_r) = 0;
u2_cs_init(u2_wire_des_r(wir_r));
/* Trace stack, garbage.
*/
{
u2_wire_tax(wir_r) = u2_nul;
u2_wire_lan(wir_r) = u2_yes;
}
/* Permanent basket = 1/16 of address space.
*/
{
u2_ray bas_r;
bas_r = u2_rl_leap_part(wir_r, c3__sand, 1, 16, 0);
u2_wire_bas_r(wir_r) = bas_r;
#if 0
fprintf(stderr, "bas_r %d, hat %d, mat %d, cap %d, rut %d\n",
bas_r >> LoomPageWords,
u2_rail_hat_r(bas_r) >> LoomPageWords,
u2_rail_mat_r(bas_r) >> LoomPageWords,
u2_rail_cap_r(bas_r) >> LoomPageWords,
u2_rail_rut_r(bas_r) >> LoomPageWords);
fprintf(stderr, "wir_r %d, hat %d, mat %d, cap %d, rut %d\n",
wir_r >> LoomPageWords,
u2_rail_hat_r(wir_r) >> LoomPageWords,
u2_rail_mat_r(wir_r) >> LoomPageWords,
u2_rail_cap_r(wir_r) >> LoomPageWords,
u2_rail_rut_r(wir_r) >> LoomPageWords);
#endif
// u2_ba_init(wir_r, 0);
}
#if 1
/* Host control.
*/
{
u2_ho_push();
}
#endif
/* Basic performance tracking.
*/
{
u2_wire_bex_r(wir_r) = u2_rl_ralloc(wir_r, c3_wiseof(u2_loom_benx));
u2_bx_boot(wir_r);
}
/* New performance tracking.
*/
{
u2_wire_rac_r(wir_r) = u2_tx_init(wir_r);
}
/* Global namespace.
*/
{
u2_wire_hev_r(wir_r) = u2_hv_init(wir_r);
}
/* OS kernel.
*/
{
u2_wire_arv_r(wir_r) = u2_rl_ralloc(wir_r, c3_wiseof(u2_reck));
}
return wir_r;
}
