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-rw-r--r--arch/ppc64/kernel/iSeries_VpdInfo.c220
1 files changed, 107 insertions, 113 deletions
diff --git a/arch/ppc64/kernel/iSeries_VpdInfo.c b/arch/ppc64/kernel/iSeries_VpdInfo.c
index a6f0ff2d023..d11c732daf8 100644
--- a/arch/ppc64/kernel/iSeries_VpdInfo.c
+++ b/arch/ppc64/kernel/iSeries_VpdInfo.c
@@ -1,31 +1,31 @@
-/************************************************************************/
-/* File iSeries_vpdInfo.c created by Allan Trautman on Fri Feb 2 2001. */
-/************************************************************************/
-/* This code gets the card location of the hardware */
-/* Copyright (C) 20yy <Allan H Trautman> <IBM Corp> */
-/* */
-/* This program is free software; you can redistribute it and/or modify */
-/* it under the terms of the GNU General Public License as published by */
-/* the Free Software Foundation; either version 2 of the License, or */
-/* (at your option) any later version. */
-/* */
-/* This program is distributed in the hope that it will be useful, */
-/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
-/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
-/* GNU General Public License for more details. */
-/* */
-/* You should have received a copy of the GNU General Public License */
-/* along with this program; if not, write to the: */
-/* Free Software Foundation, Inc., */
-/* 59 Temple Place, Suite 330, */
-/* Boston, MA 02111-1307 USA */
-/************************************************************************/
-/* Change Activity: */
-/* Created, Feb 2, 2001 */
-/* Ported to ppc64, August 20, 2001 */
-/* End Change Activity */
-/************************************************************************/
-#include <linux/config.h>
+/*
+ * File iSeries_vpdInfo.c created by Allan Trautman on Fri Feb 2 2001.
+ *
+ * This code gets the card location of the hardware
+ * Copyright (C) 2001 <Allan H Trautman> <IBM Corp>
+ * Copyright (C) 2005 Stephen Rothwel, IBM Corp
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the:
+ * Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307 USA
+ *
+ * Change Activity:
+ * Created, Feb 2, 2001
+ * Ported to ppc64, August 20, 2001
+ * End Change Activity
+ */
#include <linux/init.h>
#include <linux/module.h>
#include <linux/pci.h>
@@ -34,30 +34,25 @@
#include <asm/iSeries/HvCallPci.h>
#include <asm/iSeries/HvTypes.h>
-#include <asm/iSeries/mf.h>
-#include <asm/iSeries/LparData.h>
#include <asm/iSeries/iSeries_pci.h>
-#include "pci.h"
/*
* Size of Bus VPD data
*/
#define BUS_VPDSIZE 1024
+
/*
* Bus Vpd Tags
*/
-#define VpdEndOfDataTag 0x78
#define VpdEndOfAreaTag 0x79
#define VpdIdStringTag 0x82
#define VpdVendorAreaTag 0x84
+
/*
* Mfg Area Tags
*/
-#define VpdFruFlag 0x4647 // "FG"
#define VpdFruFrameId 0x4649 // "FI"
#define VpdSlotMapFormat 0x4D46 // "MF"
-#define VpdAsmPartNumber 0x504E // "PN"
-#define VpdFruSerial 0x534E // "SN"
#define VpdSlotMap 0x534D // "SM"
/*
@@ -79,74 +74,33 @@ struct SlotMapStruct {
char CardLocation[3];
char Parms[8];
char Reserved[2];
-};
+};
typedef struct SlotMapStruct SlotMap;
#define SLOT_ENTRY_SIZE 16
/*
- * Formats the device information.
- * - Pass in pci_dev* pointer to the device.
- * - Pass in buffer to place the data. Danger here is the buffer must
- * be as big as the client says it is. Should be at least 128 bytes.
- * Return will the length of the string data put in the buffer.
- * Format:
- * PCI: Bus 0, Device 26, Vendor 0x12AE Frame 1, Card C10 Ethernet
- * controller
- */
-int iSeries_Device_Information(struct pci_dev *PciDev, char *buffer,
- int BufferSize)
-{
- struct iSeries_Device_Node *DevNode =
- (struct iSeries_Device_Node *)PciDev->sysdata;
- int len;
-
- if (DevNode == NULL)
- return sprintf(buffer,
- "PCI: iSeries_Device_Information DevNode is NULL");
-
- if (BufferSize < 128)
- return 0;
-
- len = sprintf(buffer, "PCI: Bus%3d, Device%3d, Vendor %04X ",
- ISERIES_BUS(DevNode), PCI_SLOT(PciDev->devfn),
- PciDev->vendor);
- len += sprintf(buffer + len, "Frame%3d, Card %4s ",
- DevNode->FrameId, DevNode->CardLocation);
-#ifdef CONFIG_PCI
- if (pci_class_name(PciDev->class >> 8) == 0)
- len += sprintf(buffer + len, "0x%04X ",
- (int)(PciDev->class >> 8));
- else
- len += sprintf(buffer + len, "%s",
- pci_class_name(PciDev->class >> 8));
-#endif
- return len;
-}
-
-/*
* Parse the Slot Area
*/
-void iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
+ HvAgentId agent, u8 *PhbId, char card[4])
{
int SlotMapLen = MapLen;
SlotMap *SlotMapPtr = MapPtr;
/*
- * Parse Slot label until we find the one requrested
+ * Parse Slot label until we find the one requested
*/
while (SlotMapLen > 0) {
- if (SlotMapPtr->AgentId == DevNode->AgentId ) {
+ if (SlotMapPtr->AgentId == agent) {
/*
* If Phb wasn't found, grab the entry first one found.
*/
- if (DevNode->PhbId == 0xff)
- DevNode->PhbId = SlotMapPtr->PhbId;
+ if (*PhbId == 0xff)
+ *PhbId = SlotMapPtr->PhbId;
/* Found it, extract the data. */
- if (SlotMapPtr->PhbId == DevNode->PhbId ) {
- memcpy(&DevNode->CardLocation,
- &SlotMapPtr->CardLocation, 3);
- DevNode->CardLocation[3] = 0;
+ if (SlotMapPtr->PhbId == *PhbId) {
+ memcpy(card, &SlotMapPtr->CardLocation, 3);
+ card[3] = 0;
break;
}
}
@@ -159,8 +113,9 @@ void iSeries_Parse_SlotArea(SlotMap *MapPtr, int MapLen,
/*
* Parse the Mfg Area
*/
-static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
+ HvAgentId agent, u8 *PhbId,
+ u8 *frame, char card[4])
{
MfgArea *MfgAreaPtr = (MfgArea *)AreaData;
int MfgAreaLen = AreaLen;
@@ -171,7 +126,7 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
int MfgTagLen = MfgAreaPtr->TagLength;
/* Frame ID (FI 4649020310 ) */
if (MfgAreaPtr->Tag == VpdFruFrameId) /* FI */
- DevNode->FrameId = MfgAreaPtr->AreaData1;
+ *frame = MfgAreaPtr->AreaData1;
/* Slot Map Format (MF 4D46020004 ) */
else if (MfgAreaPtr->Tag == VpdSlotMapFormat) /* MF */
SlotMapFmt = (MfgAreaPtr->AreaData1 * 256)
@@ -183,10 +138,11 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
if (SlotMapFmt == 0x1004)
SlotMapPtr = (SlotMap *)((char *)MfgAreaPtr
+ MFG_ENTRY_SIZE + 1);
- else
+ else
SlotMapPtr = (SlotMap *)((char *)MfgAreaPtr
+ MFG_ENTRY_SIZE);
- iSeries_Parse_SlotArea(SlotMapPtr, MfgTagLen, DevNode);
+ iSeries_Parse_SlotArea(SlotMapPtr, MfgTagLen,
+ agent, PhbId, card);
}
/*
* Point to the next Mfg Area
@@ -194,19 +150,19 @@ static void iSeries_Parse_MfgArea(u8 *AreaData, int AreaLen,
*/
MfgAreaPtr = (MfgArea *)((char *)MfgAreaPtr + MfgTagLen
+ MFG_ENTRY_SIZE);
- MfgAreaLen -= (MfgTagLen + MFG_ENTRY_SIZE);
- }
+ MfgAreaLen -= (MfgTagLen + MFG_ENTRY_SIZE);
+ }
}
/*
* Look for "BUS".. Data is not Null terminated.
* PHBID of 0xFF indicates PHB was not found in VPD Data.
*/
-static int iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
+static int __init iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
{
u8 *PhbPtr = AreaPtr;
int DataLen = AreaLength;
- char PhbId = 0xFF;
+ char PhbId = 0xFF;
while (DataLen > 0) {
if ((*PhbPtr == 'B') && (*(PhbPtr + 1) == 'U')
@@ -216,7 +172,7 @@ static int iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
++PhbPtr;
PhbId = (*PhbPtr & 0x0F);
break;
- }
+ }
++PhbPtr;
--DataLen;
}
@@ -226,52 +182,90 @@ static int iSeries_Parse_PhbId(u8 *AreaPtr, int AreaLength)
/*
* Parse out the VPD Areas
*/
-static void iSeries_Parse_Vpd(u8 *VpdData, int VpdDataLen,
- struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Parse_Vpd(u8 *VpdData, int VpdDataLen,
+ HvAgentId agent, u8 *frame, char card[4])
{
u8 *TagPtr = VpdData;
int DataLen = VpdDataLen - 3;
+ u8 PhbId;
while ((*TagPtr != VpdEndOfAreaTag) && (DataLen > 0)) {
- int AreaLen = *(TagPtr + 1) + (*(TagPtr + 2) * 256);
+ int AreaLen = *(TagPtr + 1) + (*(TagPtr + 2) * 256);
u8 *AreaData = TagPtr + 3;
if (*TagPtr == VpdIdStringTag)
- DevNode->PhbId = iSeries_Parse_PhbId(AreaData, AreaLen);
+ PhbId = iSeries_Parse_PhbId(AreaData, AreaLen);
else if (*TagPtr == VpdVendorAreaTag)
- iSeries_Parse_MfgArea(AreaData, AreaLen, DevNode);
+ iSeries_Parse_MfgArea(AreaData, AreaLen,
+ agent, &PhbId, frame, card);
/* Point to next Area. */
TagPtr = AreaData + AreaLen;
DataLen -= AreaLen;
}
-}
+}
-void iSeries_Get_Location_Code(struct iSeries_Device_Node *DevNode)
+static void __init iSeries_Get_Location_Code(u16 bus, HvAgentId agent,
+ u8 *frame, char card[4])
{
int BusVpdLen = 0;
- u8 *BusVpdPtr = (u8 *)kmalloc(BUS_VPDSIZE, GFP_KERNEL);
+ u8 *BusVpdPtr = kmalloc(BUS_VPDSIZE, GFP_KERNEL);
if (BusVpdPtr == NULL) {
printk("PCI: Bus VPD Buffer allocation failure.\n");
return;
}
- BusVpdLen = HvCallPci_getBusVpd(ISERIES_BUS(DevNode),
- ISERIES_HV_ADDR(BusVpdPtr),
+ BusVpdLen = HvCallPci_getBusVpd(bus, ISERIES_HV_ADDR(BusVpdPtr),
BUS_VPDSIZE);
if (BusVpdLen == 0) {
- kfree(BusVpdPtr);
printk("PCI: Bus VPD Buffer zero length.\n");
- return;
+ goto out_free;
}
/* printk("PCI: BusVpdPtr: %p, %d\n",BusVpdPtr, BusVpdLen); */
/* Make sure this is what I think it is */
if (*BusVpdPtr != VpdIdStringTag) { /* 0x82 */
printk("PCI: Bus VPD Buffer missing starting tag.\n");
- kfree(BusVpdPtr);
- return;
+ goto out_free;
}
- iSeries_Parse_Vpd(BusVpdPtr,BusVpdLen, DevNode);
- sprintf(DevNode->Location, "Frame%3d, Card %-4s", DevNode->FrameId,
- DevNode->CardLocation);
+ iSeries_Parse_Vpd(BusVpdPtr, BusVpdLen, agent, frame, card);
+out_free:
kfree(BusVpdPtr);
}
+
+/*
+ * Prints the device information.
+ * - Pass in pci_dev* pointer to the device.
+ * - Pass in the device count
+ *
+ * Format:
+ * PCI: Bus 0, Device 26, Vendor 0x12AE Frame 1, Card C10 Ethernet
+ * controller
+ */
+void __init iSeries_Device_Information(struct pci_dev *PciDev, int count)
+{
+ struct iSeries_Device_Node *DevNode = PciDev->sysdata;
+ u16 bus;
+ u8 frame;
+ char card[4];
+ HvSubBusNumber subbus;
+ HvAgentId agent;
+
+ if (DevNode == NULL) {
+ printk("%d. PCI: iSeries_Device_Information DevNode is NULL\n",
+ count);
+ return;
+ }
+
+ bus = ISERIES_BUS(DevNode);
+ subbus = ISERIES_SUBBUS(DevNode);
+ agent = ISERIES_PCI_AGENTID(ISERIES_GET_DEVICE_FROM_SUBBUS(subbus),
+ ISERIES_GET_FUNCTION_FROM_SUBBUS(subbus));
+ iSeries_Get_Location_Code(bus, agent, &frame, card);
+
+ printk("%d. PCI: Bus%3d, Device%3d, Vendor %04X Frame%3d, Card %4s ",
+ count, bus, PCI_SLOT(PciDev->devfn), PciDev->vendor,
+ frame, card);
+ if (pci_class_name(PciDev->class >> 8) == 0)
+ printk("0x%04X\n", (int)(PciDev->class >> 8));
+ else
+ printk("%s\n", pci_class_name(PciDev->class >> 8));
+}
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