Ok that means its something in my patches.
Time to do some patch searching. I see two probable candidates - the local apic
code and the pci changes.
Does 2.4.1 with the following patch applied still boot
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/pci.c linux.ac/drivers/pci/pci.c
--- linux.vanilla/drivers/pci/pci.c Mon Dec 11 21:46:26 2000
+++ linux.ac/drivers/pci/pci.c Wed Jan 31 22:02:02 2001
@@ -40,10 +40,12 @@
/**
* pci_find_slot - locate PCI device from a given PCI slot
* @bus: number of PCI bus on which desired PCI device resides
- * @devfn: number of PCI slot in which desired PCI device resides
+ * @devfn: encodes number of PCI slot in which the desired PCI
+ * device resides and the logical device number within that slot
+ * in case of multi-function devices.
*
- * Given a PCI bus and slot number, the desired PCI device is
- * located in system global list of PCI devices. If the device
+ * Given a PCI bus and slot/function number, the desired PCI device
+ * is located in system global list of PCI devices. If the device
* is found, a pointer to its data structure is returned. If no
* device is found, %NULL is returned.
*/
@@ -59,7 +61,20 @@
return NULL;
}
-
+/**
+ * pci_find_subsys - begin or continue searching for a PCI device by vendor/subvendor/device/subdevice id
+ * @vendor: PCI vendor id to match, or %PCI_ANY_ID to match all vendor ids
+ * @device: PCI device id to match, or %PCI_ANY_ID to match all vendor ids
+ * @ss_vendor: PCI subsystem vendor id to match, or %PCI_ANY_ID to match all vendor ids
+ * @ss_device: PCI subsystem device id to match, or %PCI_ANY_ID to match all vendor ids
+ * @from: Previous PCI device found in search, or %NULL for new search.
+ *
+ * Iterates through the list of known PCI devices. If a PCI device is
+ * found with a matching @vendor, @device, @ss_vendor and @ss_device, a pointer to its
+ * device structure is returned. Otherwise, %NULL is returned.
+ * A new search is initiated by passing %NULL to the @from argument.
+ * Otherwise if @from is not %NULL, searches continue from next device on the global list.
+ */
struct pci_dev *
pci_find_subsys(unsigned int vendor, unsigned int device,
unsigned int ss_vendor, unsigned int ss_device,
@@ -89,9 +104,8 @@
* Iterates through the list of known PCI devices. If a PCI device is
* found with a matching @vendor and @device, a pointer to its device structure is
* returned. Otherwise, %NULL is returned.
- *
* A new search is initiated by passing %NULL to the @from argument.
- * Otherwise if @from is not null, searches continue from that point.
+ * Otherwise if @from is not %NULL, searches continue from next device on the global list.
*/
struct pci_dev *
pci_find_device(unsigned int vendor, unsigned int device, const struct pci_dev *from)
@@ -108,9 +122,8 @@
* Iterates through the list of known PCI devices. If a PCI device is
* found with a matching @class, a pointer to its device structure is
* returned. Otherwise, %NULL is returned.
- *
* A new search is initiated by passing %NULL to the @from argument.
- * Otherwise if @from is not null, searches continue from that point.
+ * Otherwise if @from is not %NULL, searches continue from next device on the global list.
*/
struct pci_dev *
pci_find_class(unsigned int class, const struct pci_dev *from)
@@ -126,7 +139,28 @@
return NULL;
}
-
+/**
+ * pci_find_capability - query for devices' capabilities
+ * @dev: PCI device to query
+ * @cap: capability code
+ *
+ * Tell if a device supports a given PCI capability.
+ * Returns the address of the requested capability structure within the device's PCI
+ * configuration space or 0 in case the device does not support it.
+ * Possible values for @flags:
+ *
+ * %PCI_CAP_ID_PM Power Management
+ *
+ * %PCI_CAP_ID_AGP Accelerated Graphics Port
+ *
+ * %PCI_CAP_ID_VPD Vital Product Data
+ *
+ * %PCI_CAP_ID_SLOTID Slot Identification
+ *
+ * %PCI_CAP_ID_MSI Message Signalled Interrupts
+ *
+ * %PCI_CAP_ID_CHSWP CompactPCI HotSwap
+ */
int
pci_find_capability(struct pci_dev *dev, int cap)
{
@@ -281,6 +315,15 @@
static LIST_HEAD(pci_drivers);
+/**
+ * pci_match_device - Tell if a PCI device structure has a matching PCI device id structure
+ * @ids: array of PCI device id structures to search in
+ * @dev: the PCI device structure to match against
+ *
+ * Used by a driver to check whether a PCI device present in the
+ * system is in its list of supported devices.Returns the matching
+ * pci_device_id structure or %NULL if there is no match.
+ */
const struct pci_device_id *
pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev)
{
@@ -295,7 +338,7 @@
}
return NULL;
}
-
+
static int
pci_announce_device(struct pci_driver *drv, struct pci_dev *dev)
{
@@ -311,16 +354,22 @@
} else
id = NULL;
- dev_probe_lock();
if (drv->probe(dev, id) >= 0) {
dev->driver = drv;
ret = 1;
}
- dev_probe_unlock();
out:
return ret;
}
+/**
+ * pci_register_driver - register a new pci driver
+ * @drv: the driver structure to register
+ *
+ * Adds the driver structure to the list of registered drivers
+ * Returns the number of pci devices which were claimed by the driver
+ * during registration.
+ */
int
pci_register_driver(struct pci_driver *drv)
{
@@ -335,6 +384,15 @@
return count;
}
+/**
+ * pci_unregister_driver - unregister a pci driver
+ * @drv: the driver structure to unregister
+ *
+ * Deletes the driver structure from the list of registered PCI drivers,
+ * gives it a chance to clean up and marks the devices for which it
+ * was responsible as driverless.
+ */
+
void
pci_unregister_driver(struct pci_driver *drv)
{
@@ -396,6 +454,13 @@
call_usermodehelper (argv [0], argv, envp);
}
+/**
+ * pci_insert_device - insert a hotplug device
+ * @dev: the device to insert
+ * @bus: where to insert it
+ *
+ * Add a new device to the device lists and notify userspace (/sbin/hotplug).
+ */
void
pci_insert_device(struct pci_dev *dev, struct pci_bus *bus)
{
@@ -428,6 +493,13 @@
}
}
+/**
+ * pci_remove_device - remove a hotplug device
+ * @dev: the device to remove
+ *
+ * Delete the device structure from the device lists and
+ * notify userspace (/sbin/hotplug).
+ */
void
pci_remove_device(struct pci_dev *dev)
{
@@ -453,6 +525,13 @@
name: "compat"
};
+/**
+ * pci_dev_driver - get the pci_driver of a device
+ * @dev: the device to query
+ *
+ * Returns the appropriate pci_driver structure or %NULL if there is no
+ * registered driver for the device.
+ */
struct pci_driver *
pci_dev_driver(const struct pci_dev *dev)
{
@@ -504,7 +583,13 @@
PCI_OP(write, word, u16)
PCI_OP(write, dword, u32)
-
+/**
+ * pci_set_master - enables bus-mastering for device dev
+ * @dev: the PCI device to enable
+ *
+ * Enables bus-mastering on the device and calls pcibios_set_master()
+ * to do the needed arch specific settings.
+ */
void
pci_set_master(struct pci_dev *dev)
{
@@ -547,9 +632,15 @@
static void pci_read_bases(struct pci_dev *dev, unsigned int howmany, int rom)
{
unsigned int pos, reg, next;
- u32 l, sz;
+ u32 l, sz, tmp;
+ u16 cmd;
struct resource *res;
+ /* Disable IO and memory while we fiddle */
+ pci_read_config_word(dev, PCI_COMMAND, &cmd);
+ tmp = cmd & ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
+ pci_write_config_word(dev, PCI_COMMAND, tmp);
+
for(pos=0; pos<howmany; pos = next) {
next = pos+1;
res = &dev->resource[pos];
@@ -613,6 +704,7 @@
}
res->name = dev->name;
}
+ pci_write_config_word(dev, PCI_COMMAND, cmd);
}
void __init pci_read_bridge_bases(struct pci_bus *child)
@@ -838,8 +930,15 @@
dev->irq = irq;
}
-/*
- * Fill in class and map information of a device
+/**
+ * pci_setup_device - fill in class and map information of a device
+ * @dev: the device structure to fill
+ *
+ * Initialize the device structure with information about the device's
+ * vendor,class,memory and IO-space addresses,IRQ lines etc.
+ * Called at initialisation of the PCI subsystem and by CardBus services.
+ * Returns 0 on success and -1 if unknown type of device (not normal, bridge
+ * or CardBus).
*/
int pci_setup_device(struct pci_dev * dev)
{
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/pci.ids linux.ac/drivers/pci/pci.ids
--- linux.vanilla/drivers/pci/pci.ids Wed Jan 3 00:58:45 2001
+++ linux.ac/drivers/pci/pci.ids Wed Jan 31 22:02:02 2001
@@ -2440,7 +2440,9 @@
1221 82C092G
119c Information Technology Inst.
119d Bug, Inc. Sapporo Japan
-119e Fujitsu Microelectronics Ltd.
+119e Fujitsu Microelectronics Europe GMBH
+ 0001 FireStream 155
+ 0003 FireStream 50
119f Bull HN Information Systems
11a0 Convex Computer Corporation
11a1 Hamamatsu Photonics K.K.
@@ -2987,13 +2989,14 @@
8086 5643 ES1371, ES1373 AudioPCI On Motherboard Vancouver
8086 5753 ES1371, ES1373 AudioPCI On Motherboard WS440BX
5000 ES1370 [AudioPCI]
- 5880 5880 AudioPCI
+ 4942 4c4c Creative Sound Blaster AudioPCI128
+ 5880 CT5880 [AudioPCI]
1274 2000 Creative Sound Blaster AudioPCI128
1274 5880 Creative Sound Blaster AudioPCI128
- 1462 6880 5880 AudioPCI On Motherboard MS-6188 1.00
- 270f 2001 5880 AudioPCI On Motherboard 6CTR
- 270f 2200 5880 AudioPCI On Motherboard 6WTX
- 270f 7040 5880 AudioPCI On Motherboard 6ATA4
+ 1462 6880 CT5880 AudioPCI On Motherboard MS-6188 1.00
+ 270f 2001 CT5880 AudioPCI On Motherboard 6CTR
+ 270f 2200 CT5880 AudioPCI On Motherboard 6WTX
+ 270f 7040 CT5880 AudioPCI On Motherboard 6ATA4
1275 Network Appliance Corporation
1276 Switched Network Technologies, Inc.
1277 Comstream
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/setup-bus.c linux.ac/drivers/pci/setup-bus.c
--- linux.vanilla/drivers/pci/setup-bus.c Mon Dec 11 21:46:26 2000
+++ linux.ac/drivers/pci/setup-bus.c Wed Jan 31 22:02:02 2001
@@ -45,28 +45,24 @@
head_io.next = head_mem.next = NULL;
for (ln=bus->devices.next; ln != &bus->devices; ln=ln->next) {
struct pci_dev *dev = pci_dev_b(ln);
- u16 class = dev->class >> 8;
u16 cmd;
/* First, disable the device to avoid side
effects of possibly overlapping I/O and
memory ranges.
- Leave VGA enabled - for obvious reason. :-)
- Same with all sorts of bridges - they may
- have VGA behind them. */
- if (class == PCI_CLASS_DISPLAY_VGA
- || class == PCI_CLASS_NOT_DEFINED_VGA)
+ Except the VGA - for obvious reason. :-) */
+ if (dev->class >> 8 == PCI_CLASS_DISPLAY_VGA)
found_vga = 1;
- else if (class >> 8 != PCI_BASE_CLASS_BRIDGE) {
+ else {
pci_read_config_word(dev, PCI_COMMAND, &cmd);
cmd &= ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY
| PCI_COMMAND_MASTER);
pci_write_config_word(dev, PCI_COMMAND, cmd);
}
-
+
/* Reserve some resources for CardBus.
Are these values reasonable? */
- if (class == PCI_CLASS_BRIDGE_CARDBUS) {
+ if (dev->class >> 8 == PCI_CLASS_BRIDGE_CARDBUS) {
io_reserved += 8*1024;
mem_reserved += 32*1024*1024;
continue;
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/setup-res.c linux.ac/drivers/pci/setup-res.c
--- linux.vanilla/drivers/pci/setup-res.c Mon Dec 11 21:46:26 2000
+++ linux.ac/drivers/pci/setup-res.c Wed Jan 31 22:02:02 2001
@@ -163,6 +163,10 @@
size = ln->res->end - ln->res->start;
if (r_size > size) {
tmp = kmalloc(sizeof(*tmp), GFP_KERNEL);
+ if (!tmp) {
+ printk("pdev_sort_resources(): kmalloc() failed!\n");
+ continue;
+ }
tmp->next = ln;
tmp->res = r;
tmp->dev = dev;
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/include/linux/pci.h linux.ac/include/linux/pci.h
--- linux.vanilla/include/linux/pci.h Thu Jan 4 22:51:32 2001
+++ linux.ac/include/linux/pci.h Wed Jan 31 23:32:03 2001
@@ -596,6 +596,7 @@
static inline void pci_unregister_driver(struct pci_driver *drv) { }
static inline int scsi_to_pci_dma_dir(unsigned char scsi_dir) { return scsi_dir; }
static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; }
+const struct pci_device_id *pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev) { return NULL; }
#else
-
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