Patrick Georgi (patrick@georgi-clan.de) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3870
-gerrit
commit 4a18d8b3cc971cc994af69e684438cab94807a11 Author: Patrick Georgi patrick.georgi@secunet.com Date: Thu Aug 15 14:57:09 2013 +0200
kontron/ktqm77: Allow disabling onboard NICs
Two new nvram variables control disabling the two non-ME NICs on the mainboard. This is implemented by disabling their PCIe bridge.
Change-Id: I086f0d79de3ad0b53fa0ec40648d63378070e3bd Signed-off-by: Patrick Georgi patrick.georgi@secunet.com --- src/mainboard/kontron/ktqm77/cmos.layout | 4 +++- src/mainboard/kontron/ktqm77/mainboard.c | 17 +++++++++++++++++ 2 files changed, 20 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/kontron/ktqm77/cmos.layout b/src/mainboard/kontron/ktqm77/cmos.layout index 15d8e45..47cd60f 100644 --- a/src/mainboard/kontron/ktqm77/cmos.layout +++ b/src/mainboard/kontron/ktqm77/cmos.layout @@ -99,7 +99,9 @@ entries 512 328 s 0 boot_devices 840 8 h 0 boot_default 848 1 e 9 cmos_defaults_loaded -#849 7 r 0 unused +849 1 e 2 ethernet1 +850 1 e 2 ethernet2 +#851 5 r 0 unused
# coreboot config options: mainboard specific options 856 2 e 8 fan1_mode diff --git a/src/mainboard/kontron/ktqm77/mainboard.c b/src/mainboard/kontron/ktqm77/mainboard.c index 454976c..3829d72 100644 --- a/src/mainboard/kontron/ktqm77/mainboard.c +++ b/src/mainboard/kontron/ktqm77/mainboard.c @@ -161,6 +161,23 @@ static void mainboard_enable(device_t dev) mainboard_interrupt_handlers(0x15, &int15_handler); #endif verb_setup(); + + unsigned disable = 0; + if ((get_option(&disable, "ethernet1") == 0) && disable) { + device_t nic = dev_find_slot(0, PCI_DEVFN(0x1c, 2)); + if (nic) { + printk(BIOS_DEBUG, "DISABLE FIRST NIC!\n"); + nic->enabled = 0; + } + } + disable = 0; + if ((get_option(&disable, "ethernet2") == 0) && disable) { + device_t nic = dev_find_slot(0, PCI_DEVFN(0x1c, 3)); + if (nic) { + printk(BIOS_DEBUG, "DISABLE SECOND NIC!\n"); + nic->enabled = 0; + } + } }
struct chip_operations mainboard_ops = {