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This is a bit of an emergency fix for qemu. Ethernet routing has not been 

working. Given all the limitations of PIRQ routing we keep it simple
and just set the IRQ directly. Most BIOSes are doing setup this way anyways, 
since there are so many errors in PIRQ tables. 

Signed-off-by: Ronald G. Minnich <rminnich@gmail.com
Acked-by: Ronald G. Minnich <rminnich@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4080 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Ronald G. Minnich rminnich 2009-04-07 02:18:13 +00:00 committed by Ronald G. Minnich
parent b3b7db777d
commit 4a8523a788
1 changed files with 11 additions and 2 deletions
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13
src/mainboard/emulation/qemu-x86/mainboard.c
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@ -7,7 +7,10 @@
#include <arch/io.h>
#include "chip.h"
static void vga_init(device_t dev)
/* not sure how these are routed in qemu */
static const unsigned char enetIrqs[4] = { 11, 0, 0, 0 };
static void qemu_init(device_t dev)
{
/* The VGA OPROM already lives at 0xc0000,
* force coreboot to use it.
@ -22,13 +25,19 @@ static void vga_init(device_t dev)
* emulate a SuperIO chip
*/
init_pc_keyboard(0x60, 0x64, 0);
/* The PIRQ table is not working well for interrupt routing purposes.
* so we'll just set the IRQ directly.
*/
printk_info("setting ethernet\n");
pci_assign_irqs(0, 3, enetIrqs);
}
static struct device_operations vga_operations = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = vga_init,
.init = qemu_init,
.ops_pci = 0,
};