CONF_CM_CMASK
change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
li t1, ~CONF_CM_CMASK
#define CAC_BASE PHYS_TO_XKPHYS(read_c0_config() & CONF_CM_CMASK, 0)
int cca = read_c0_config() & CONF_CM_CMASK;
uasm_i_ori(&p, GPR_A0, 0, read_c0_config() & CONF_CM_CMASK);
change_c0_config(CONF_CM_CMASK, 0x5);
cca = read_c0_config() & CONF_CM_CMASK;
kvm_change_sw_gc0_config(cop0, CONF_CM_CMASK,
return CONF_CM_CMASK;
cca = read_c0_config() & CONF_CM_CMASK;
change_c0_config(CONF_CM_CMASK, cca);
change_c0_config(CONF_CM_CMASK, CONF_CM_CACHABLE_COW);