[coreboot-gerrit] Change in coreboot[master]: arch/x86: fix a wrong variable in ioapic_set_max_vectors()

[Nico Huber (Code Review)]

Nico Huber has submitted this change. ( https://review.coreboot.org/c/coreboot/+/58558 )

Change subject: arch/x86: fix a wrong variable in ioapic_set_max_vectors()
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arch/x86: fix a wrong variable in ioapic_set_max_vectors()

The commit 04a40379b has a wrongly written variable, which sets an
IOAPIC register to a wrong value and makes the Linux kernel unable to
boot.

Tested on HP EliteBook 2760p, the kernel boots after this patch.

Change-Id: Ifda7bb61a431dbf9c2df2f738aa806dd6d8097b8
Signed-off-by: Iru Cai 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58558
Tested-by: build bot (Jenkins) 
Reviewed-by: Nico Huber 
Reviewed-by: Patrick Georgi 
Reviewed-by: Felix Held 
---
M src/arch/x86/ioapic.c
1 file changed, 1 insertion(+), 1 deletion(-)

Approvals:
  build bot (Jenkins): Verified
  Patrick Georgi: Looks good to me, approved
  Nico Huber: Looks good to me, approved
  Felix Held: Looks good to me, approved

diff --git a/src/arch/x86/ioapic.c b/src/arch/x86/ioapic.c
index d299e60..d65637c 100644
--- a/src/arch/x86/ioapic.c
+++ b/src/arch/x86/ioapic.c
@@ -59,7 +59,7 @@
    	count = mre_count - 1;
    reg &= ~(0xff << 16);
    reg |= count << 16;
-	io_apic_write(ioapic_base, 0x01, count);
+	io_apic_write(ioapic_base, 0x01, reg);
 }

void ioapic_lock_max_vectors(void *ioapic_base)