sravan/system76-coreboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

IOAPIC: fix bitmask

Browse Source 
APIC ID is bits 27..24, not 19..16.

Change-Id: Ib53a480bf4328901094ca2c4713e8317321962a1
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/299
Tested-by: build bot (Jenkins)
Reviewed-by: Peter Stuge <peter@stuge.se>
This commit is contained in:
Kyösti Mälkki
2011-10-19 07:23:51 +03:00
committed by Peter Stuge
parent 76c44aeea9
commit 939103c622
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/arch/x86/lib/ioapic.c
View File

@@ -79,7 +79,7 @@ void setup_ioapic(u32 ioapic_base, u8 ioapic_id)
printk(BIOS_DEBUG, "IOAPIC: ID = 0x%02x\n", ioapic_id); printk(BIOS_DEBUG, "IOAPIC: ID = 0x%02x\n", ioapic_id);
/* Set IOAPIC ID if it has been specified. */ /* Set IOAPIC ID if it has been specified. */
io_apic_write(ioapic_base, 0x00, io_apic_write(ioapic_base, 0x00,
(io_apic_read(ioapic_base, 0x00) & 0xfff0ffff) | (io_apic_read(ioapic_base, 0x00) & 0xf0ffffff) |
(ioapic_id << 24)); (ioapic_id << 24));
} }