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>
Reviewed-on: http://review.coreboot.org/3958
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
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 @@
// 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 @@
fix_cmos_rtc_time();
rtc_init(0);
+ kbc_wait_system_flag();
pc_keyboard_init(0);
}