From: "Rafał Bilski" <rafalbilski@interia.pl>
To: Dave Jones <davej@codemonkey.org.uk>
Cc: cpufreq@lists.linux.org.uk
Subject: [PATCH] Longhaul - Add support for CN400
Date: Thu, 30 Nov 2006 03:47:41 +0100 [thread overview]
Message-ID: <456E464D.8060708@interia.pl> (raw)
Support for CN400 northbridge when ACPI C3 isn't available.
Tested on Epia SP13000. Thanks to Robert for testing it.
Signed-off-by: Rafa³ Bilski <rafalbilski@interia.pl>
---
diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c
--- a/arch/i386/kernel/cpu/cpufreq/longhaul.c
+++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c
@@ -583,6 +583,11 @@ static int enable_arbiter_disable(void)
if (dev == NULL) {
reg = 0x76;
dev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_862X_0, NULL);
+ /* Find CN400 V-Link host bridge */
+ if (dev == NULL) {
+ dev = pci_find_device(PCI_VENDOR_ID_VIA, 0x7259, NULL);
+ }
+
}
if (dev != NULL) {
/* Enable access to port 0x22 */
@@ -734,7 +739,7 @@ print_support_type:
return 0;
err_acpi:
- printk(KERN_ERR PFX "No ACPI support. No VT8601 or VT8623 northbridge. Aborting.\n");
+ printk(KERN_ERR PFX "No ACPI support. Unsupported northbridge. Aborting.\n");
return -ENODEV;
}
----------------------------------------------------------------------
PS. >>> http://link.interia.pl/f19a6
reply other threads:[~2006-11-30 2:47 UTC|newest]
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