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authorStephen Hemminger <shemminger@linux-foundation.org>2008-08-27 20:48:23 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-09-03 10:23:58 -0400
commitc844d483004df596b0bd6e68a3be8e0cd85536ce (patch)
treebf86650d8d43e79aff88171e9afa533ed6afde06 /drivers/net/sky2.c
parent1413235c14301c4bd27aabf408e4336719b6f505 (diff)
downloadop-kernel-dev-c844d483004df596b0bd6e68a3be8e0cd85536ce.zip
op-kernel-dev-c844d483004df596b0bd6e68a3be8e0cd85536ce.tar.gz
sky2: display product info on boot.
Change bootup messages to print more information. This is to help users who may have old buggy EEPROM image. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/sky2.c')
-rw-r--r--drivers/net/sky2.c73
1 files changed, 69 insertions, 4 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 4e3e2a3..3805b93 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4191,6 +4191,69 @@ static int __devinit pci_wake_enabled(struct pci_dev *dev)
return value & PCI_PM_CTRL_PME_ENABLE;
}
+/*
+ * Read and parse the first part of Vital Product Data
+ */
+#define VPD_SIZE 128
+#define VPD_MAGIC 0x82
+
+static void __devinit sky2_vpd_info(struct sky2_hw *hw)
+{
+ int cap = pci_find_capability(hw->pdev, PCI_CAP_ID_VPD);
+ const u8 *p;
+ u8 *vpd_buf = NULL;
+ u16 len;
+ static struct vpd_tag {
+ char tag[2];
+ char *label;
+ } vpd_tags[] = {
+ { "PN", "Part Number" },
+ { "EC", "Engineering Level" },
+ { "MN", "Manufacturer" },
+ };
+
+ if (!cap)
+ goto out;
+
+ vpd_buf = kmalloc(VPD_SIZE, GFP_KERNEL);
+ if (!vpd_buf)
+ goto out;
+
+ if (sky2_vpd_read(hw, cap, vpd_buf, 0, VPD_SIZE))
+ goto out;
+
+ if (vpd_buf[0] != VPD_MAGIC)
+ goto out;
+ len = vpd_buf[1];
+ if (len == 0 || len > VPD_SIZE - 4)
+ goto out;
+ p = vpd_buf + 3;
+ dev_info(&hw->pdev->dev, "%.*s\n", len, p);
+ p += len;
+
+ while (p < vpd_buf + VPD_SIZE - 4) {
+ int i;
+
+ if (!memcmp("RW", p, 2)) /* end marker */
+ break;
+
+ len = p[2];
+ if (len > (p - vpd_buf) - 4)
+ break;
+
+ for (i = 0; i < ARRAY_SIZE(vpd_tags); i++) {
+ if (!memcmp(vpd_tags[i].tag, p, 2)) {
+ printk(KERN_DEBUG " %s: %.*s\n",
+ vpd_tags[i].label, len, p + 3);
+ break;
+ }
+ }
+ p += len + 3;
+ }
+out:
+ kfree(vpd_buf);
+}
+
/* This driver supports yukon2 chipset only */
static const char *sky2_name(u8 chipid, char *buf, int sz)
{
@@ -4289,13 +4352,13 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
if (err)
goto err_out_iounmap;
- dev_info(&pdev->dev, "v%s addr 0x%llx irq %d Yukon-2 %s rev %d\n",
- DRV_VERSION, (unsigned long long)pci_resource_start(pdev, 0),
- pdev->irq, sky2_name(hw->chip_id, buf1, sizeof(buf1)),
- hw->chip_rev);
+ dev_info(&pdev->dev, "Yukon-2 %s chip revision %d\n",
+ sky2_name(hw->chip_id, buf1, sizeof(buf1)), hw->chip_rev);
sky2_reset(hw);
+ sky2_vpd_info(hw);
+
dev = sky2_init_netdev(hw, 0, using_dac, wol_default);
if (!dev) {
err = -ENOMEM;
@@ -4546,6 +4609,8 @@ static struct pci_driver sky2_driver = {
static int __init sky2_init_module(void)
{
+ pr_info(PFX "driver version " DRV_VERSION "\n");
+
sky2_debug_init();
return pci_register_driver(&sky2_driver);
}
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