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Revert r272109 locally, which is not quite equivalent in how it deals with

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missing interrupt-parent properties. A better solution will come later,
but this restores pseries in QEMU for the time being.
This commit is contained in:
Nathan Whitehorn 2015-01-05 18:15:16 +00:00
parent 1d67d16647
commit efabbd4c02
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=276713
1 changed files with 21 additions and 1 deletions
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22
sys/powerpc/pseries/vdevice.c
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@ -128,6 +128,8 @@ vdevice_attach(device_t dev)
{
phandle_t root, child;
device_t cdev;
int icells, i, nintr, *intr;
phandle_t iparent;
struct vdevice_devinfo *dinfo;
root = ofw_bus_get_node(dev);
@ -142,7 +144,25 @@ vdevice_attach(device_t dev)
}
resource_list_init(&dinfo->mdi_resources);
ofw_bus_intr_to_rl(dev, child, &dinfo->mdi_resources);
if (OF_searchprop(child, "#interrupt-cells", &icells,
sizeof(icells)) <= 0)
icells = 2;
if (OF_getprop(child, "interrupt-parent", &iparent,
sizeof(iparent)) <= 0)
iparent = -1;
nintr = OF_getprop_alloc(child, "interrupts", sizeof(*intr),
(void **)&intr);
if (nintr > 0) {
for (i = 0; i < nintr; i += icells) {
u_int irq = intr[i];
if (iparent != -1)
irq = ofw_bus_map_intr(dev, iparent,
icells, &intr[i]);
resource_list_add(&dinfo->mdi_resources,
SYS_RES_IRQ, i, irq, irq, i);
}
}
cdev = device_add_child(dev, NULL, -1);
if (cdev == NULL) {