Initial commit: OpenHarmony-v4.0-ReleaseOpenHarmony-v4.0-Release

1 files changed, 37 insertions, 0 deletions

diff --git a/arch/mips/pci/fixup-capcella.c b/arch/mips/pci/fixup-capcella.c
new file mode 100644
index 000000000..dc8cd98a1
--- /dev/null
+++ b/arch/mips/pci/fixup-capcella.c
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  fixup-cappcela.c, The ZAO Networks Capcella specific PCI fixups.
+ *
+ *  Copyright (C) 2002,2004  Yoichi Yuasa <yuasa@linux-mips.org>
+ */
+#include <linux/init.h>
+#include <linux/pci.h>
+
+#include <asm/vr41xx/capcella.h>
+
+/*
+ * Shortcuts
+ */
+#define INT1    RTL8139_1_IRQ
+#define INT2    RTL8139_2_IRQ
+#define INTA    PC104PLUS_INTA_IRQ
+#define INTB    PC104PLUS_INTB_IRQ
+#define INTC    PC104PLUS_INTC_IRQ
+#define INTD    PC104PLUS_INTD_IRQ
+
+static char irq_tab_capcella[][5] = {
+ [11] = { -1, INT1, INT1, INT1, INT1 },
+ [12] = { -1, INT2, INT2, INT2, INT2 },
+ [14] = { -1, INTA, INTB, INTC, INTD }
+};
+
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+        return irq_tab_capcella[slot][pin];
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+        return 0;
+}