Read the phy address from the device tree and use it to
find the phy device if not found then search in the
range of 0 to 31.
---
freebsd/sys/dev/cadence/if_cgem.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/freebsd/sys/dev/cadence/if_cgem.c
b/freebsd/sys/dev/cadence/if_cgem.c
index 689c3611..0aab0771 100644
--- a/freebsd/sys/dev/cadence/if_cgem.c
+++ b/freebsd/sys/dev/cadence/if_cgem.c
@@ -1217,6 +1217,27 @@ cgem_intr(void *arg)
CGEM_UNLOCK(sc);
}
+#ifdef __rtems__
+static int
+cgem_get_phyaddr(phandle_t node)
+{
+ phandle_t phy_node;
+ pcell_t phy_handle, phy_reg;
+
+ if (OF_getencprop(node, "phy-handle", (void *)&phy_handle,
+ sizeof(phy_handle)) <= 0)
+ return (MII_PHY_ANY);
+
+ phy_node = OF_node_from_xref(phy_handle);
+
+ if (OF_getencprop(phy_node, "reg", (void *)&phy_reg,
+ sizeof(phy_reg)) <= 0)
+ return (MII_PHY_ANY);
+
+ return (phy_reg);
+}
+#endif /* __rtems__ */
+
/* Reset hardware. */
static void
cgem_reset(struct cgem_softc *sc)
@@ -2091,10 +2112,19 @@ cgem_attach(device_t dev)
cgem_reset(sc);
CGEM_UNLOCK(sc);
+#ifdef __rtems__
+ int phy_addr = cgem_get_phyaddr(node);
+#endif /* __rtems__ */
+
/* Attach phy to mii bus. */
err = mii_attach(dev, &sc->miibus, ifp,
cgem_ifmedia_upd, cgem_ifmedia_sts,
+#ifdef __rtems__
+ BMSR_DEFCAPMASK, phy_addr, MII_OFFSET_ANY, 0);
+#else /* __rtems__ */
BMSR_DEFCAPMASK, MII_PHY_ANY, MII_OFFSET_ANY, 0);
+#endif /* __rtems__ */
+
if (err) {
device_printf(dev, "attaching PHYs failed\n");
cgem_detach(dev);
--
2.25.1
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