diff options
| author | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2015-08-11 18:38:06 -0500 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2015-10-29 20:21:57 +0100 |
| commit | 919d9ba633786f06963b65ec74bec1ba017f20c8 (patch) | |
| tree | dcafaf889b65ffae2fc4a547b2fae8fe2b58591c /src/mainboard/asus/kgpe-d16/romstage.c | |
| parent | 8f5053c6260bfe54b85ce76b3c47bccfadfd831a (diff) | |
mainboard/asus/kgpe-d16: Add nvram option to enable/disable IEEE 1394
Change-Id: I4f0f6c1cb1fad5b65f196dc6b443252a0ecc70a1
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/11947
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/mainboard/asus/kgpe-d16/romstage.c')
| -rw-r--r-- | src/mainboard/asus/kgpe-d16/romstage.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/src/mainboard/asus/kgpe-d16/romstage.c b/src/mainboard/asus/kgpe-d16/romstage.c index 9964cfe01e..aa0245d41a 100644 --- a/src/mainboard/asus/kgpe-d16/romstage.c +++ b/src/mainboard/asus/kgpe-d16/romstage.c @@ -165,10 +165,23 @@ static void set_ddr3_voltage(uint8_t node, uint8_t index) { static void set_peripheral_control_lines(void) { uint8_t byte; - - /* Enable PCICLK5 (onboard FireWire device) */ - outb(0x41, 0xcd6); - outb(0x02, 0xcd7); + uint8_t nvram; + uint8_t enable_ieee1394; + + enable_ieee1394 = 1; + + if (get_option(&nvram, "ieee1394_controller") == CB_SUCCESS) + enable_ieee1394 = nvram & 0x1; + + if (enable_ieee1394) { + /* Enable PCICLK5 (onboard FireWire device) */ + outb(0x41, 0xcd6); + outb(0x02, 0xcd7); + } else { + /* Disable PCICLK5 (onboard FireWire device) */ + outb(0x41, 0xcd6); + outb(0x00, 0xcd7); + } /* Enable the RTC AltCentury register */ outb(0x41, 0xcd6); @@ -419,4 +432,4 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) BOOL AMD_CB_ManualBUIDSwapList (u8 node, u8 link, const u8 **List) { return 0; -}
\ No newline at end of file +} |