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Remove an alternative way for dealing with root interrupt controller

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which is not complete. Likely, it was forgotten and not removed before
committing.
This commit is contained in:
Svatopluk Kraus 2016-03-01 11:27:58 +00:00
parent 169e6abd8f
commit 32d001e479
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=296262
1 changed files with 0 additions and 21 deletions
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21
sys/kern/subr_intr.c
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@ -88,7 +88,6 @@ MALLOC_DEFINE(M_INTRNG, "intr", "intr interrupt handling");
void intr_irq_handler(struct trapframe *tf);
/* Root interrupt controller stuff. */
static struct intr_irqsrc *irq_root_isrc;
device_t intr_irq_root_dev;
static intr_irq_filter_t *irq_root_filter;
static void *irq_root_arg;
@ -894,8 +893,6 @@ int
intr_pic_claim_root(device_t dev, intptr_t xref, intr_irq_filter_t *filter,
void *arg, u_int ipicount)
{
int error;
u_int rootirq;
if (pic_lookup(dev, xref) == NULL) {
device_printf(dev, "not registered\n");
@ -916,24 +913,6 @@ intr_pic_claim_root(device_t dev, intptr_t xref, intr_irq_filter_t *filter,
return (EBUSY);
}
rootirq = intr_namespace_map_irq(device_get_parent(dev), 0, 0);
if (rootirq == IRQ_INVALID) {
device_printf(dev, "failed to map an irq for the root pic\n");
return (ENOMEM);
}
/* Create the isrc. */
irq_root_isrc = isrc_lookup(rootirq);
/* XXX "register" with the PIC. We are the "pic" here, so fake it. */
irq_root_isrc->isrc_flags |= INTR_ISRCF_REGISTERED;
error = intr_irq_add_handler(device_get_parent(dev),
(void*)filter, NULL, arg, rootirq, INTR_TYPE_CLK, NULL);
if (error != 0) {
device_printf(dev, "failed to install root pic handler\n");
return (error);
}
intr_irq_root_dev = dev;
irq_root_filter = filter;
irq_root_arg = arg;