1 files changed, 53 insertions, 0 deletions
diff --git a/roms/u-boot/drivers/pci/pci_compat.c b/roms/u-boot/drivers/pci/pci_compat.c
new file mode 100644
index 000000000..9dddca8ef
--- /dev/null
+++ b/roms/u-boot/drivers/pci/pci_compat.c
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Compatibility functions for pre-driver-model code
+ *
+ * Copyright (C) 2014 Google, Inc
+ */
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <log.h>
+#include <malloc.h>
+#include <pci.h>
+#include <dm/device-internal.h>
+#include <dm/lists.h>
+#include "pci_internal.h"
+
+#define PCI_HOSE_OP(rw, name, size, type)				\
+int pci_hose_##rw##_config_##name(struct pci_controller *hose,		\
+				  pci_dev_t dev,			\
+				  int offset, type value)		\
+{									\
+	return pci_##rw##_config##size(dev, offset, value);		\
+}
+
+PCI_HOSE_OP(read, byte, 8, u8 *)
+PCI_HOSE_OP(read, word, 16, u16 *)
+PCI_HOSE_OP(read, dword, 32, u32 *)
+PCI_HOSE_OP(write, byte, 8, u8)
+PCI_HOSE_OP(write, word, 16, u16)
+PCI_HOSE_OP(write, dword, 32, u32)
+
+pci_dev_t pci_find_devices(struct pci_device_id *ids, int index)
+{
+	struct udevice *dev;
+
+	if (pci_find_device_id(ids, index, &dev))
+		return -1;
+	return dm_pci_get_bdf(dev);
+}
+
+struct pci_controller *pci_bus_to_hose(int busnum)
+{
+	struct udevice *bus;
+	int ret;
+
+	ret = pci_get_bus(busnum, &bus);
+	if (ret) {
+		debug("%s: Cannot get bus %d: ret=%d\n", __func__, busnum, ret);
+		return NULL;
+	}
+
+	return dev_get_uclass_priv(pci_get_controller(bus));
+}