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Old business: some SMP support.

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This commit is contained in:
Matt Jacob 2001-08-15 17:23:22 +00:00
parent 67923e665b
commit cf1bca84b6
1 changed files with 16 additions and 8 deletions
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24
sys/alpha/tlsb/tlsbcpu.c
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@ -78,7 +78,7 @@ static driver_t tlsbcpu_driver = {
static int
tlsbcpu_probe(device_t dev)
{
u_int32_t vid;
u_int32_t vid, imsreg;
device_t child;
static int inst = 0;
struct tlsb_device *tdev = DEVTOTLSB(dev);
@ -105,17 +105,25 @@ tlsbcpu_probe(device_t dev)
/*
* Hook in the first CPU unit.
*/
tlsb_primary_cpu = tdev;
TLSB_PUT_NODEREG(tdev->td_node, TLCPUMASK, (1 << vid));
if (device_get_unit(dev) == 0) {
tlsb_primary_cpu = tdev;
}
/*
* Make this CPU a candidate for receiving interrupts.
*/
TLSB_PUT_NODEREG(tdev->td_node, TLCPUMASK,
TLSB_GET_NODEREG(tdev->td_node, TLCPUMASK) | (1 << vid));
/*
* Attach gbus.
* Attach gbus for first instance.
*/
child = device_add_child(dev, "gbus", inst++);
if (child == NULL) {
return (-1);
if (device_get_unit(dev) == 0) {
child = device_add_child(dev, "gbus", inst++);
if (child == NULL) {
return (-1);
}
device_set_ivars(child, tdev);
}
device_set_ivars(child, tdev);
return (0);
}
DRIVER_MODULE(tlsbcpu, tlsb, tlsbcpu_driver, tlsbcpu_devclass, 0, 0);