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sb,soc/intel: Set IOAPIC max entries before APIC ID

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This allows to replace set_ioapic_id() call with setup_ioapic()
that also clears redirection table entries.

Change-Id: I854f19c997a96bcdccb11a0906431e3291788cb6
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55308
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Kyösti Mälkki
2021-06-08 11:25:29 +03:00
committed by Felix Held
parent 6139ff9c9a
commit ea6d12a0de
6 changed files with 13 additions and 12 deletions
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4
src/soc/intel/broadwell/pch/lpc.c
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@ -29,11 +29,11 @@ static void pch_enable_ioapic(struct device *dev)
pci_write_config16(dev, LPC_IBDF,
PCH_IOAPIC_PCI_BUS << 8 | PCH_IOAPIC_PCI_SLOT << 3);
set_ioapic_id(VIO_APIC_VADDR, 0x02);
/* affirm full set of redirection table entries ("write once") */
/* PCH-LP has 40 redirection entries */
ioapic_set_max_vectors(VIO_APIC_VADDR, 40);
set_ioapic_id(VIO_APIC_VADDR, 0x02);
}
static void enable_hpet(struct device *dev)