Patch set updated for coreboot: aece108 southbridge/hudson: Pass GEVENT SMIs to mainboard_smi_gpi()

[Alexandru Gagniuc]

Alexandru Gagniuc ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5502

-gerrit

commit aece108020acd61e447aa7ab341a42abfc3ffb70
Author: Alexandru Gagniuc 
Date:   Mon Apr 14 14:38:19 2014 -0500

southbridge/hudson: Pass GEVENT SMIs to mainboard_smi_gpi()

Change-Id: Ifc368974a7a0dc0756431654fb89668e3846801a
    Signed-off-by: Alexandru Gagniuc 
---
 src/southbridge/amd/agesa/hudson/smihandler.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/southbridge/amd/agesa/hudson/smihandler.c b/src/southbridge/amd/agesa/hudson/smihandler.c
index 7525e09..b8bfaee 100644
--- a/src/southbridge/amd/agesa/hudson/smihandler.c
+++ b/src/southbridge/amd/agesa/hudson/smihandler.c
@@ -37,6 +37,14 @@ static void process_smi_sci(void)
 static void process_gpe_smi(void)
 {
    const uint32_t status = smi_read32(0x80);
+	const uint32_t gevent_mask = (1 << 24) - 1;
+
+	/* Bits [24:27] indicate USB SMIs, others reserved */
+	if (status & gevent_mask) {
+		/* A GEVENT SMI occured */
+		if (mainboard_smi_gpi)
+			mainboard_smi_gpi(status & gevent_mask);
+	}

/* Clear events to prevent re-entering SMI if event isn't handled */
    smi_write32(0x80, status);