void ips_issue_copperhead_cmd(ips_command_t *command)
{
int i;
intrmask_t mask = splbio();
/* hmmm, is there a cleaner way to do this? */
if(command->sc->state & IPS_OFFLINE){
splx(mask);
command->status.value = IPS_ERROR_STATUS;
command->callback(command);
return;
}
command->timeout = 10;
for(i = 0; ips_read_4(command->sc, COPPER_REG_CCCR) & COPPER_SEM_BIT;
i++ ){
if( i == 20){
printf("sem bit still set, can't send a command\n");
splx(mask);
return;
}
DELAY(500);/* need to do a delay here */
}
ips_write_4(command->sc, COPPER_REG_CCSAR, command->command_phys_addr);
ips_write_2(command->sc, COPPER_REG_CCCR, COPPER_CMD_START);
splx(mask);
}
/* see if we should reinitialize the card and wait for it to timeout or complete initialization FIXME */
int ips_copperhead_reinit(ips_softc_t *sc, int force)
{
int i, j;
u_int32_t postcode = 0, configstatus = 0;
ips_write_1(sc, COPPER_REG_SCPR, 0x80);
ips_write_1(sc, COPPER_REG_SCPR, 0);
device_printf(sc->dev, "reinitializing adapter, this could take several minutes.\n");
for(j = 0; j < 2; j++){
postcode <<= 8;
for(i = 0; i < 45; i++){
if(ips_read_1(sc, COPPER_REG_HISR) & COPPER_GHI_BIT){
postcode |= ips_read_1(sc, COPPER_REG_ISPR);
ips_write_1(sc, COPPER_REG_HISR,
COPPER_GHI_BIT);
break;
} else
DELAY(1000000);
}
if(i == 45)
return 1;
}
for(j = 0; j < 2; j++){
configstatus <<= 8;
for(i = 0; i < 240; i++){
if(ips_read_1(sc, COPPER_REG_HISR) & COPPER_GHI_BIT){
configstatus |= ips_read_1(sc, COPPER_REG_ISPR);
ips_write_1(sc, COPPER_REG_HISR,
COPPER_GHI_BIT);
break;
} else
DELAY(1000000);
}
if(i == 240)
return 1;
}
for(i = 0; i < 240; i++){
if(!(ips_read_1(sc, COPPER_REG_CBSP) & COPPER_OP_BIT)){
break;
} else
DELAY(1000000);
}
if(i == 240)
return 1;
ips_write_2(sc, COPPER_REG_CCCR, 0x1000 | COPPER_ILE_BIT);
ips_write_1(sc, COPPER_REG_SCPR, COPPER_EBM_BIT);
ips_copperhead_queue_init(sc);
ips_write_1(sc, COPPER_REG_HISR, COPPER_GHI_BIT);
i = ips_read_1(sc, COPPER_REG_SCPR);
ips_write_1(sc, COPPER_REG_HISR, COPPER_EI_BIT);
if(!configstatus){
device_printf(sc->dev, "adapter initialization failed\n");
return 1;
}
if(force && ips_clear_adapter(sc)){
device_printf(sc->dev, "adapter clear failed\n");
return 1;
}
return 0;
}
