Import of Linux 2.2.12 subset (ipv4 stack and related)

1 files changed, 34 insertions, 0 deletions

diff --git a/pfinet/linux-src/include/linux/bios32.h b/pfinet/linux-src/include/linux/bios32.h
new file mode 100644
index 00000000..2f2c14b7
--- /dev/null
+++ b/pfinet/linux-src/include/linux/bios32.h
@@ -0,0 +1,34 @@
+/*
+ *	This is only a stub file to make drivers not yet converted to the new
+ *	PCI probing mechanism work. [mj]
+ */
+
+#ifndef BIOS32_H
+#define BIOS32_H
+
+#include <linux/pci.h>
+
+#warning This driver uses the old PCI interface, please fix it (see Documentation/pci.txt)
+
+extern inline int __pcibios_read_irq(unsigned char bus, unsigned char dev_fn, unsigned char *to)
+{
+	struct pci_dev *pdev = pci_find_slot(bus, dev_fn);
+	if (!pdev) {
+		*to = 0;
+		return PCIBIOS_DEVICE_NOT_FOUND;
+	} else {
+		*to = pdev->irq;
+		return PCIBIOS_SUCCESSFUL;
+	}
+}
+
+extern inline int __pcibios_read_config_byte(unsigned char bus,
+	unsigned char dev_fn, unsigned char where, unsigned char *to)
+{
+	return pcibios_read_config_byte(bus, dev_fn, where, to);
+}
+
+#define pcibios_read_config_byte(b,d,w,p) \
+	(((w) == PCI_INTERRUPT_LINE) ? __pcibios_read_irq(b,d,p) : __pcibios_read_config_byte(b,d,w,p))
+
+#endif