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| author | David S. Miller <davem@sunset.davemloft.net> | 2007-10-13 21:42:46 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-13 21:53:15 -0700 |
| commit | eb2d8d60327bec172ec80efbda94d0c492088204 (patch) | |
| tree | 5c01deb8c251f8aa64cc3db2b95fd26f8ac285a6 /arch/sparc64/kernel/sun4v_ivec.S | |
| parent | a650d3839e7a68321e5b76264398a63019b0928b (diff) | |
| download | linux-eb2d8d60327bec172ec80efbda94d0c492088204.tar.gz linux-eb2d8d60327bec172ec80efbda94d0c492088204.tar.bz2 linux-eb2d8d60327bec172ec80efbda94d0c492088204.zip | |
[SPARC64]: Access ivector_table[] using physical addresses.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/sun4v_ivec.S')
| -rw-r--r-- | arch/sparc64/kernel/sun4v_ivec.S | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S index e3e9d4c1574b..16d306445912 100644 --- a/arch/sparc64/kernel/sun4v_ivec.S +++ b/arch/sparc64/kernel/sun4v_ivec.S @@ -96,19 +96,17 @@ sun4v_dev_mondo: stxa %g2, [%g4] ASI_QUEUE membar #Sync - /* Get &__irq_work[smp_processor_id()] into %g1. */ - TRAP_LOAD_IRQ_WORK(%g1, %g4) + TRAP_LOAD_IRQ_WORK_PA(%g1, %g4) - /* Get &ivector_table[IVEC] into %g4. */ - sethi %hi(ivector_table), %g4 + /* Get __pa(&ivector_table[IVEC]) into %g4. */ + sethi %hi(ivector_table_pa), %g4 + ldx [%g4 + %lo(ivector_table_pa)], %g4 sllx %g3, 4, %g3 - or %g4, %lo(ivector_table), %g4 add %g4, %g3, %g4 - /* Insert ivector_table[] entry into __irq_work[] queue. */ - ldx [%g1], %g2 /* g2 = irq_work(cpu) */ - stx %g2, [%g4 + 0x00] /* bucket->irq_chain = g2 */ - stx %g4, [%g1] /* irq_work(cpu) = bucket */ + ldx [%g1], %g2 + stxa %g2, [%g4] ASI_PHYS_USE_EC + stx %g4, [%g1] /* Signal the interrupt by setting (1 << pil) in %softint. */ wr %g0, 1 << PIL_DEVICE_IRQ, %set_softint |