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-rw-r--r--src/include/superio/conf_mode.h5
-rw-r--r--src/superio/common/conf_mode.c24
2 files changed, 28 insertions, 1 deletions
diff --git a/src/include/superio/conf_mode.h b/src/include/superio/conf_mode.h
index b93b889a96..c49cae7e5a 100644
--- a/src/include/superio/conf_mode.h
+++ b/src/include/superio/conf_mode.h
@@ -27,8 +27,11 @@
void pnp_enter_conf_mode_55(device_t dev);
void pnp_enter_conf_mode_8787(device_t dev);
void pnp_exit_conf_mode_aa(device_t dev);
+void pnp_enter_conf_mode_870155aa(device_t dev);
+void pnp_exit_conf_mode_0202(device_t dev);
extern const struct pnp_mode_ops pnp_conf_mode_55_aa;
extern const struct pnp_mode_ops pnp_conf_mode_8787_aa;
+extern const struct pnp_mode_ops pnp_conf_mode_870155_aa;
-#endif
+#endif /* DEVICE_PNP_CONF_MODE_H */
diff --git a/src/superio/common/conf_mode.c b/src/superio/common/conf_mode.c
index 40583ffc49..f3e6277b22 100644
--- a/src/superio/common/conf_mode.c
+++ b/src/superio/common/conf_mode.c
@@ -39,6 +39,25 @@ void pnp_exit_conf_mode_aa(device_t dev)
outb(0xaa, dev->path.pnp.port);
}
+void pnp_enter_conf_mode_870155aa(device_t dev)
+{
+ outb(0x87, dev->path.pnp.port);
+ outb(0x01, dev->path.pnp.port);
+ outb(0x55, dev->path.pnp.port);
+
+ if (dev->path.pnp.port == 0x4e)
+ outb(0xaa, dev->path.pnp.port);
+ else
+ outb(0x55, dev->path.pnp.port);
+}
+
+void pnp_exit_conf_mode_0202(device_t dev)
+{
+ outb(0x02, dev->path.pnp.port);
+ outb(0x02, dev->path.pnp.port + 1);
+}
+
+
const struct pnp_mode_ops pnp_conf_mode_55_aa = {
.enter_conf_mode = pnp_enter_conf_mode_55,
.exit_conf_mode = pnp_exit_conf_mode_aa,
@@ -48,3 +67,8 @@ const struct pnp_mode_ops pnp_conf_mode_8787_aa = {
.enter_conf_mode = pnp_enter_conf_mode_8787,
.exit_conf_mode = pnp_exit_conf_mode_aa,
};
+
+const struct pnp_mode_ops pnp_conf_mode_870155_aa = {
+ .enter_conf_mode = pnp_enter_conf_mode_870155aa,
+ .exit_conf_mode = pnp_exit_conf_mode_0202,
+};