x86: unify mp_config_acpi_legacy_irqs
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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1 changed files with 16 additions and 4 deletions
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@ -804,19 +804,31 @@ void __init mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger, u32 gsi)
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panic("Max # of irq sources exceeded!\n");
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}
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int es7000_plat;
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void __init mp_config_acpi_legacy_irqs(void)
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{
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struct mpc_config_intsrc intsrc;
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int i = 0;
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int ioapic = -1;
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/*
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#if defined (CONFIG_MCA) || defined (CONFIG_EISA)
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/*
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* Fabricate the legacy ISA bus (bus #31).
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*/
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mp_bus_id_to_type[MP_ISA_BUS] = MP_BUS_ISA;
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#endif
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set_bit(MP_ISA_BUS, mp_bus_not_pci);
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Dprintk("Bus #%d is ISA\n", MP_ISA_BUS);
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/*
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* Locate the IOAPIC that manages the ISA IRQs (0-15).
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/*
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* Older generations of ES7000 have no legacy identity mappings
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*/
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if (es7000_plat == 1)
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return;
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/*
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* Locate the IOAPIC that manages the ISA IRQs (0-15).
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*/
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ioapic = mp_find_ioapic(0);
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if (ioapic < 0)
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@ -827,7 +839,7 @@ void __init mp_config_acpi_legacy_irqs(void)
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intsrc.mpc_srcbus = MP_ISA_BUS;
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intsrc.mpc_dstapic = mp_ioapics[ioapic].mpc_apicid;
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/*
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/*
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* Use the default configuration for the IRQs 0-15. Unless
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* overridden by (MADT) interrupt source override entries.
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*/
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