aboutsummaryrefslogtreecommitdiffstats
path: root/arch/i386/kernel/i8259.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 16:07:55 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 16:07:55 -0400
commitb278240839e20fa9384ea430df463b367b90e04e (patch)
treef99f0c8cdd4cc7f177cd75440e6bd181cded7fb3 /arch/i386/kernel/i8259.c
parentdd77a4ee0f3981693d4229aa1d57cea9e526ff47 (diff)
parent3f75f42d7733e73aca5c78326489efd4189e0111 (diff)
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (225 commits) [PATCH] Don't set calgary iommu as default y [PATCH] i386/x86-64: New Intel feature flags [PATCH] x86: Add a cumulative thermal throttle event counter. [PATCH] i386: Make the jiffies compares use the 64bit safe macros. [PATCH] x86: Refactor thermal throttle processing [PATCH] Add 64bit jiffies compares (for use with get_jiffies_64) [PATCH] Fix unwinder warning in traps.c [PATCH] x86: Allow disabling early pci scans with pci=noearly or disallowing conf1 [PATCH] x86: Move direct PCI scanning functions out of line [PATCH] i386/x86-64: Make all early PCI scans dependent on CONFIG_PCI [PATCH] Don't leak NT bit into next task [PATCH] i386/x86-64: Work around gcc bug with noreturn functions in unwinder [PATCH] Fix some broken white space in ia32_signal.c [PATCH] Initialize argument registers for 32bit signal handlers. [PATCH] Remove all traces of signal number conversion [PATCH] Don't synchronize time reading on single core AMD systems [PATCH] Remove outdated comment in x86-64 mmconfig code [PATCH] Use string instructions for Core2 copy/clear [PATCH] x86: - restore i8259A eoi status on resume [PATCH] i386: Split multi-line printk in oops output. ...
Diffstat (limited to 'arch/i386/kernel/i8259.c')
-rw-r--r--arch/i386/kernel/i8259.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c
index d4756d154f47..ea5f4e7958d8 100644
--- a/arch/i386/kernel/i8259.c
+++ b/arch/i386/kernel/i8259.c
@@ -45,6 +45,8 @@ static void end_8259A_irq (unsigned int irq)
45 45
46#define shutdown_8259A_irq disable_8259A_irq 46#define shutdown_8259A_irq disable_8259A_irq
47 47
48static int i8259A_auto_eoi;
49
48static void mask_and_ack_8259A(unsigned int); 50static void mask_and_ack_8259A(unsigned int);
49 51
50unsigned int startup_8259A_irq(unsigned int irq) 52unsigned int startup_8259A_irq(unsigned int irq)
@@ -253,7 +255,7 @@ static void save_ELCR(char *trigger)
253 255
254static int i8259A_resume(struct sys_device *dev) 256static int i8259A_resume(struct sys_device *dev)
255{ 257{
256 init_8259A(0); 258 init_8259A(i8259A_auto_eoi);
257 restore_ELCR(irq_trigger); 259 restore_ELCR(irq_trigger);
258 return 0; 260 return 0;
259} 261}
@@ -301,6 +303,8 @@ void init_8259A(int auto_eoi)
301{ 303{
302 unsigned long flags; 304 unsigned long flags;
303 305
306 i8259A_auto_eoi = auto_eoi;
307
304 spin_lock_irqsave(&i8259A_lock, flags); 308 spin_lock_irqsave(&i8259A_lock, flags);
305 309
306 outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */ 310 outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */