diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2022-01-17 13:57:55 +0200 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2022-01-31 12:39:46 +0000 |
| commit | b196834b620008651b6dcf1dbf2d39aff7514b33 (patch) | |
| tree | 194abc048f69ab89085c28ddcd8b47b958d54a9f /src | |
| parent | ad489d889b22c19e3575b59d8f54a8a497327430 (diff) | |
sb/intel/i82801dx: Add call i8259_setup()
Observed with aopen/dxplplusu that without SeaBIOS (using GRUB2
payload) Linux kernel panics.
< [ 0.000000] Using NULL legacy PIC
< [ 0.000000] NR_IRQS: 2304, nr_irqs: 1024, preallocated irqs: 0
...
< [ 0.000000] unexpected #NM exception: ffff [#1] SMP PTI
versus
> [ 0.000000] NR_IRQS: 2304, nr_irqs: 1024, preallocated irqs: 16
...
> [ 0.004000] Enabling APIC mode: Flat. Using 3 I/O APICs
> [ 0.008000] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
> [ 0.028000] tsc: Fast TSC calibration using PIT
> [ 0.032000] tsc: Detected 3198.436 MHz processor
Change-Id: I1beb93a8fd04697f259aefddfd369aa79e3359b7
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61465
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/intel/i82801dx/lpc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/southbridge/intel/i82801dx/lpc.c b/src/southbridge/intel/i82801dx/lpc.c index 34d93c4800..bb38e1ab56 100644 --- a/src/southbridge/intel/i82801dx/lpc.c +++ b/src/southbridge/intel/i82801dx/lpc.c @@ -1,5 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include <arch/io.h> +#include <arch/ioapic.h> #include <console/console.h> #include <device/device.h> #include <device/pci.h> @@ -8,8 +10,7 @@ #include <option.h> #include <pc80/mc146818rtc.h> #include <pc80/isa-dma.h> -#include <arch/io.h> -#include <arch/ioapic.h> +#include <pc80/i8259.h> #include "chip.h" #include "i82801dx.h" @@ -273,6 +274,8 @@ static void lpc_init(struct device *dev) /* Initialize the High Precision Event Timers */ enable_hpet(dev); + setup_i8259(); + /* Don't allow evil boot loaders, kernels, or * userspace applications to deceive us: */ |