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lctr-a8xx: removed obsolete patches.

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This commit is contained in:
Ricardo Martins 2014-02-04 07:09:22 +00:00
parent 6b37797193
commit 6d110a03f9
1 changed files with 0 additions and 35 deletions
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35
systems/lctr-a8xx/patches/linux/patches-3.5.4/000-acpi-hack.patch
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@ -1,35 +0,0 @@
--- linux-3.5.4/arch/x86/kernel/acpi/boot.c 2012-11-05 06:02:54.660816905 +0000
+++ linux-3.5.4.rasm/arch/x86/kernel/acpi/boot.c 2012-11-05 06:02:16.044145822 +0000
@@ -1586,8 +1586,31 @@
if (!arg)
return -EINVAL;
+ /*
+ This hack uses RTC Alarm Hour register to signal if we
+ should enable ACPI or not. This is used to overcome a bug in
+ Kontron pITX-SP and IO-APIC, where we need to boot the
+ kernel without ACPI, reboot and then enable ACPI.
+ */
+ if (strcmp(arg, "hack") == 0)
+ {
+ outb(0x05 | 0x80, 0x70);
+ if (inb(0x71) == 1)
+ {
+ outb(0x05 | 0x80, 0x70);
+ outb(0x00, 0x71);
+ printk(KERN_WARNING "ACPI: overriding acpi=off\n");
+ }
+ else
+ {
+ outb(0x05 | 0x80, 0x70);
+ outb(0x01, 0x71);
+ printk(KERN_WARNING "ACPI: reboot needed\n");
+ disable_acpi();
+ }
+ }
/* "acpi=off" disables both ACPI table parsing and interpreter */
- if (strcmp(arg, "off") == 0) {
+ else if (strcmp(arg, "off") == 0) {
disable_acpi();
}
/* acpi=force to over-ride black-list */