patch-2.3.13 linux/drivers/pci/names.c

• Lines: 99
• Date: Fri Aug 6 11:16:54 1999
• Orig file: v2.3.12/linux/drivers/pci/names.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.12/linux/drivers/pci/names.c linux/drivers/pci/names.c
@@ -0,0 +1,98 @@
+/*
+ *	$Id: oldproc.c,v 1.24 1998/10/11 15:13:04 mj Exp $
+ *
+ *	Backward-compatible procfs interface for PCI.
+ *
+ *	Copyright 1993, 1994, 1995, 1997 Drew Eckhardt, Frederic Potter,
+ *	David Mosberger-Tang, Martin Mares
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/string.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/proc_fs.h>
+
+#include <asm/page.h>
+
+struct pci_device_info {
+	unsigned short device;
+	unsigned short seen;
+	const char *name;
+};
+
+struct pci_vendor_info {
+	unsigned short vendor;
+	unsigned short nr;
+	const char *name;
+	struct pci_device_info *devices;
+};
+
+/*
+ * This is ridiculous, but we want the strings in
+ * the .init section so that they don't take up
+ * real memory.. Parse the same file multiple times
+ * to get all the info.
+ */
+#define VENDOR( vendor, name )		static const char __vendorstr_##vendor[] __initdata = name;
+#define ENDVENDOR()
+#define DEVICE( vendor, device, name ) 	static const char __devicestr_##vendor##device[] __initdata = name;
+#include "devlist.h"
+
+
+#define VENDOR( vendor, name )		static struct pci_device_info __devices_##vendor[] __initdata = {
+#define ENDVENDOR()			};
+#define DEVICE( vendor, device, name )	{ PCI_DEVICE_ID_##device, 0, __devicestr_##vendor##device },
+#include "devlist.h"
+
+static const struct pci_vendor_info __initdata pci_vendor_list[] = {
+#define VENDOR( vendor, name )		{ PCI_VENDOR_ID_##vendor, sizeof(__devices_##vendor) / sizeof(struct pci_device_info), __vendorstr_##vendor, __devices_##vendor },
+#define ENDVENDOR()
+#define DEVICE( vendor, device, name )
+#include "devlist.h"
+};
+
+#define VENDORS (sizeof(pci_vendor_list)/sizeof(struct pci_vendor_info))
+
+void __init pci_namedevice(struct pci_dev *dev)
+{
+	const struct pci_vendor_info *vendor_p = pci_vendor_list;
+	int i = VENDORS;
+	
+	do {
+		if (vendor_p->vendor == dev->vendor)
+			goto match_vendor;
+		vendor_p++;
+	} while (--i);
+
+	/* Coulding find either the vendor nor the device */
+	sprintf(dev->name, "PCI<%d:%04x> %04x:%04x", dev->bus->number, dev->devfn, dev->vendor, dev->device);
+	return;
+
+	match_vendor: {
+		struct pci_device_info *device_p = vendor_p->devices;
+		int i = vendor_p->nr;
+
+		while (i > 0) {
+			if (device_p->device == dev->device)
+				goto match_device;
+			device_p++;
+			i--;
+		}
+
+		/* Ok, found the vendor, but unknown device */
+		sprintf(dev->name, "PCI<%d:%04x> %04x:%04x (%s)", dev->bus->number, dev->devfn, dev->vendor, dev->device, vendor_p->name);
+		return;
+
+		/* Full match */
+		match_device: {
+			char *n = dev->name + sprintf(dev->name, "%s %s", vendor_p->name, device_p->name);
+			int nr = device_p->seen + 1;
+			device_p->seen = nr;
+			if (nr > 1)
+				sprintf(n, " (#%d)", nr);
+		}
+	}
+}