Update of /cvsroot/linux-mips/linux/arch/mips64/sgi-ip27
In directory usw-pr-cvs1:/tmp/cvs-serv27765
Modified Files:
ip27-irq.c
Log Message:
Move sendintr to IP27 code. This is SMP specific, so not yet the optimal place.
Index: ip27-irq.c
===================================================================
RCS file: /cvsroot/linux-mips/linux/arch/mips64/sgi-ip27/ip27-irq.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- ip27-irq.c 2001/10/05 17:17:08 1.4
+++ ip27-irq.c 2001/10/08 16:16:58 1.5
@@ -33,10 +33,13 @@
#include <asm/pci/bridge.h>
#include <asm/sn/sn0/hub.h>
#include <asm/sn/sn0/ip27.h>
+#include <asm/sn/addrs.h>
+#include <asm/sn/agent.h>
#include <asm/sn/arch.h>
#include <asm/sn/intr.h>
#include <asm/sn/intr_public.h>
+
#undef DEBUG_IRQ
#ifdef DEBUG_IRQ
#define DBG(x...) printk(x)
@@ -513,6 +516,34 @@
{
/* Nothing, the return from intr will work for us */
}
+
+#ifdef CONFIG_SMP
+
+void sendintr(int destid, unsigned char status)
+{
+ int irq;
+
+#if (CPUS_PER_NODE == 2)
+ switch (status) {
+ case DORESCHED: irq = CPU_RESCHED_A_IRQ; break;
+ case DOCALL: irq = CPU_CALL_A_IRQ; break;
+ default: panic("sendintr");
+ }
+ irq += cputoslice(destid);
+
+ /*
+ * Convert the compact hub number to the NASID to get the correct
+ * part of the address space. Then set the interrupt bit associated
+ * with the CPU we want to send the interrupt to.
+ */
+ REMOTE_HUB_SEND_INTR(COMPACT_TO_NASID_NODEID(cputocnode(destid)),
+ FAST_IRQ_TO_LEVEL(irq));
+#else
+ << Bomb! Must redefine this for more than 2 CPUS. >>
+#endif
+}
+
+#endif
extern void smp_call_function_interrupt(void);
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