Andrew Wu (arw@dmp.com.tw) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3958
-gerrit
commit 360222b4f5419529b4e95eac0c0d641446628329 Author: Andrew Wu arw@dmp.com.tw Date: Sat Oct 19 01:33:08 2013 +0800
vortex86ex: Defer checking PS/2 keyboard controller system flag
Don't check keyboard controller system flag until before calling pc_keyboard_init(). This makes waiting time shorter.
Change-Id: I2cdb533a5b25575e1717434533a60decf748f6d8 Signed-off-by: Andrew Wu arw@dmp.com.tw --- src/southbridge/dmp/vortex86ex/southbridge.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/src/southbridge/dmp/vortex86ex/southbridge.c b/src/southbridge/dmp/vortex86ex/southbridge.c index d8914c0..ddb99b8 100644 --- a/src/southbridge/dmp/vortex86ex/southbridge.c +++ b/src/southbridge/dmp/vortex86ex/southbridge.c @@ -138,7 +138,13 @@ static void upload_dmp_keyboard_firmware(struct device *dev)
// disable firmware uploading. pci_write_config32(dev, SB_REG_IPFCR, reg_sb_c0 & ~0x400L); - // wait keyboard controller ready by checking status port bit 2. +} + +static void kbc_wait_system_flag(void) +{ + /* wait keyboard controller ready by checking system flag + * (status port bit 2). + */ post_code(POST_KBD_CHK_READY); while ((inb(0x64) & 0x4) == 0) { } @@ -571,6 +577,7 @@ static void southbridge_init(struct device *dev)
fix_cmos_rtc_time(); rtc_init(0); + kbc_wait_system_flag(); pc_keyboard_init(0); }