From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: linux-kernel@vger.kernel.org, torvalds@transmeta.com
Subject: PATCH: Make pci-bios function ids per machine type
Date: Fri, 21 Mar 2003 20:30:10 GMT [thread overview]
Message-ID: <200303212030.h2LKUApv026359@hraefn.swansea.linux.org.uk> (raw)
Yes NEC use *different* function numbers!!
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.65/arch/i386/pci/pcbios.c linux-2.5.65-ac2/arch/i386/pci/pcbios.c
--- linux-2.5.65/arch/i386/pci/pcbios.c 2003-02-10 18:37:58.000000000 +0000
+++ linux-2.5.65-ac2/arch/i386/pci/pcbios.c 2003-02-14 23:04:05.000000000 +0000
@@ -5,22 +5,9 @@
#include <linux/pci.h>
#include <linux/init.h>
#include "pci.h"
+#include "pci-functions.h"
-#define PCIBIOS_PCI_FUNCTION_ID 0xb1XX
-#define PCIBIOS_PCI_BIOS_PRESENT 0xb101
-#define PCIBIOS_FIND_PCI_DEVICE 0xb102
-#define PCIBIOS_FIND_PCI_CLASS_CODE 0xb103
-#define PCIBIOS_GENERATE_SPECIAL_CYCLE 0xb106
-#define PCIBIOS_READ_CONFIG_BYTE 0xb108
-#define PCIBIOS_READ_CONFIG_WORD 0xb109
-#define PCIBIOS_READ_CONFIG_DWORD 0xb10a
-#define PCIBIOS_WRITE_CONFIG_BYTE 0xb10b
-#define PCIBIOS_WRITE_CONFIG_WORD 0xb10c
-#define PCIBIOS_WRITE_CONFIG_DWORD 0xb10d
-#define PCIBIOS_GET_ROUTING_OPTIONS 0xb10e
-#define PCIBIOS_SET_PCI_HW_INT 0xb10f
-
/* BIOS32 signature: "_32_" */
#define BIOS32_SIGNATURE (('_' << 0) + ('3' << 8) + ('2' << 16) + ('_' << 24))
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.65/include/asm-i386/mach-default/pci-functions.h linux-2.5.65-ac2/include/asm-i386/mach-default/pci-functions.h
--- linux-2.5.65/include/asm-i386/mach-default/pci-functions.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.5.65-ac2/include/asm-i386/mach-default/pci-functions.h 2003-02-14 22:54:22.000000000 +0000
@@ -0,0 +1,19 @@
+/*
+ * PCI BIOS function numbering for conventional PCI BIOS
+ * systems
+ */
+
+#define PCIBIOS_PCI_FUNCTION_ID 0xb1XX
+#define PCIBIOS_PCI_BIOS_PRESENT 0xb101
+#define PCIBIOS_FIND_PCI_DEVICE 0xb102
+#define PCIBIOS_FIND_PCI_CLASS_CODE 0xb103
+#define PCIBIOS_GENERATE_SPECIAL_CYCLE 0xb106
+#define PCIBIOS_READ_CONFIG_BYTE 0xb108
+#define PCIBIOS_READ_CONFIG_WORD 0xb109
+#define PCIBIOS_READ_CONFIG_DWORD 0xb10a
+#define PCIBIOS_WRITE_CONFIG_BYTE 0xb10b
+#define PCIBIOS_WRITE_CONFIG_WORD 0xb10c
+#define PCIBIOS_WRITE_CONFIG_DWORD 0xb10d
+#define PCIBIOS_GET_ROUTING_OPTIONS 0xb10e
+#define PCIBIOS_SET_PCI_HW_INT 0xb10f
+
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux-2.5.65/include/asm-i386/mach-pc9800/pci-functions.h linux-2.5.65-ac2/include/asm-i386/mach-pc9800/pci-functions.h
--- linux-2.5.65/include/asm-i386/mach-pc9800/pci-functions.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.5.65-ac2/include/asm-i386/mach-pc9800/pci-functions.h 2003-02-14 23:00:56.000000000 +0000
@@ -0,0 +1,20 @@
+/*
+ * PCI BIOS function codes for the PC9800. Different to
+ * standard PC systems
+ */
+
+/* Note: PC-9800 confirms PCI 2.1 on only few models */
+
+#define PCIBIOS_PCI_FUNCTION_ID 0xccXX
+#define PCIBIOS_PCI_BIOS_PRESENT 0xcc81
+#define PCIBIOS_FIND_PCI_DEVICE 0xcc82
+#define PCIBIOS_FIND_PCI_CLASS_CODE 0xcc83
+/* PCIBIOS_GENERATE_SPECIAL_CYCLE 0xcc86 (not supported by bios) */
+#define PCIBIOS_READ_CONFIG_BYTE 0xcc88
+#define PCIBIOS_READ_CONFIG_WORD 0xcc89
+#define PCIBIOS_READ_CONFIG_DWORD 0xcc8a
+#define PCIBIOS_WRITE_CONFIG_BYTE 0xcc8b
+#define PCIBIOS_WRITE_CONFIG_WORD 0xcc8c
+#define PCIBIOS_WRITE_CONFIG_DWORD 0xcc8d
+#define PCIBIOS_GET_ROUTING_OPTIONS 0xcc8e /* PCI 2.1 only */
+#define PCIBIOS_SET_PCI_HW_INT 0xcc8f /* PCI 2.1 only */
next reply other threads:[~2003-03-21 19:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-21 20:30 Alan Cox [this message]
2003-03-21 21:00 ` Brian Gerst
2003-03-22 2:04 ` Alan Cox
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