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| author | Jeff Garzik <jgarzik@pretzel.yyz.us> | 2005-06-26 23:42:30 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-26 23:42:30 -0400 |
| commit | f45727d52d1581e9ff4df9d1a12a60789ad2d1eb (patch) | |
| tree | 773ae25f98542e6d382c688f7e85e8137d065614 /arch/x86_64/kernel/i8259.c | |
| parent | 4c925f452cfd16c690209e96821ee094e09a2404 (diff) | |
| parent | 5696c1944a33b4434a9a1ebb6383b906afd43a10 (diff) | |
Merge /spare/repo/netdev-2.6/ branch 'ieee80211'
Diffstat (limited to 'arch/x86_64/kernel/i8259.c')
| -rw-r--r-- | arch/x86_64/kernel/i8259.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c index 7873d9ba881..a8916909512 100644 --- a/arch/x86_64/kernel/i8259.c +++ b/arch/x86_64/kernel/i8259.c @@ -157,14 +157,13 @@ static unsigned int startup_8259A_irq(unsigned int irq) } static struct hw_interrupt_type i8259A_irq_type = { - "XT-PIC", - startup_8259A_irq, - shutdown_8259A_irq, - enable_8259A_irq, - disable_8259A_irq, - mask_and_ack_8259A, - end_8259A_irq, - NULL + .typename = "XT-PIC", + .startup = startup_8259A_irq, + .shutdown = shutdown_8259A_irq, + .enable = enable_8259A_irq, + .disable = disable_8259A_irq, + .ack = mask_and_ack_8259A, + .end = end_8259A_irq, }; /* @@ -415,10 +414,22 @@ static int i8259A_suspend(struct sys_device *dev, pm_message_t state) return 0; } +static int i8259A_shutdown(struct sys_device *dev) +{ + /* Put the i8259A into a quiescent state that + * the kernel initialization code can get it + * out of. + */ + outb(0xff, 0x21); /* mask all of 8259A-1 */ + outb(0xff, 0xA1); /* mask all of 8259A-1 */ + return 0; +} + static struct sysdev_class i8259_sysdev_class = { set_kset_name("i8259"), .suspend = i8259A_suspend, .resume = i8259A_resume, + .shutdown = i8259A_shutdown, }; static struct sys_device device_i8259A = { |