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authorDave Kleikamp <shaggy@austin.ibm.com>2006-03-14 17:05:45 -0600
committerDave Kleikamp <shaggy@austin.ibm.com>2006-03-14 17:05:45 -0600
commitc5111f504d2a9b0d258d7c4752b4093523315989 (patch)
tree6a52864aff79691689aea21cb0cb928327d5de5b /include/asm-ia64/processor.h
parent69eb66d7da7dba2696281981347698e1693c2340 (diff)
parenta488edc914aa1d766a4e2c982b5ae03d5657ec1b (diff)
Merge with /home/shaggy/git/linus-clean/
Diffstat (limited to 'include/asm-ia64/processor.h')
-rw-r--r--include/asm-ia64/processor.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-ia64/processor.h b/include/asm-ia64/processor.h
index 09b99029ac1..23c8e1be191 100644
--- a/include/asm-ia64/processor.h
+++ b/include/asm-ia64/processor.h
@@ -559,6 +559,23 @@ ia64_eoi (void)
#define cpu_relax() ia64_hint(ia64_hint_pause)
+static inline int
+ia64_get_irr(unsigned int vector)
+{
+ unsigned int reg = vector / 64;
+ unsigned int bit = vector % 64;
+ u64 irr;
+
+ switch (reg) {
+ case 0: irr = ia64_getreg(_IA64_REG_CR_IRR0); break;
+ case 1: irr = ia64_getreg(_IA64_REG_CR_IRR1); break;
+ case 2: irr = ia64_getreg(_IA64_REG_CR_IRR2); break;
+ case 3: irr = ia64_getreg(_IA64_REG_CR_IRR3); break;
+ }
+
+ return test_bit(bit, &irr);
+}
+
static inline void
ia64_set_lrr0 (unsigned long val)
{