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author | Stephen Hemminger <shemminger@linux-foundation.org> | 2008-08-27 20:48:23 -0700 |
---|---|---|
committer | Jeff Garzik <jgarzik@redhat.com> | 2008-09-03 10:23:58 -0400 |
commit | c844d483004df596b0bd6e68a3be8e0cd85536ce (patch) | |
tree | bf86650d8d43e79aff88171e9afa533ed6afde06 /drivers/net/sky2.c | |
parent | 1413235c14301c4bd27aabf408e4336719b6f505 (diff) | |
download | kernel_samsung_smdk4412-c844d483004df596b0bd6e68a3be8e0cd85536ce.zip kernel_samsung_smdk4412-c844d483004df596b0bd6e68a3be8e0cd85536ce.tar.gz kernel_samsung_smdk4412-c844d483004df596b0bd6e68a3be8e0cd85536ce.tar.bz2 |
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.c | 73 |
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); } |