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raycome — Tue, 14 Apr 2009 08:03:18 +0000

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kasim — Tue, 14 Apr 2009 03:31:53 +0000

��S3C2440ƽ̨�ϲ��ҪҪ��probe_irq_on()��Ĺ��ܣ��е�IRQ�Ŷ��Ѿ�д��arch/arm/mach-s3c2410/include/mach/irqs.h�Ҫʹ��һ��IRQ��ֱ��request_irq()��ˡ� ��USBD��ж�ʹ�ã�drivers/usb/gadget/s3c2410_udc.c��Ѿ��ʵ�֣��Ǿ��֤�ģ�Ϊʲô��ο�һ��أ�

raycome — Mon, 13 Apr 2009 09:18:09 +0000

�ܷ��̣�probe_irq_on()��ص�mask��Ȼ��0��Ļ��IRQ�� Kasim��Ҫ��ģ��ͽ�һ�¡� �ں��Ǵ��ص�2.6.29

raycome — Mon, 13 Apr 2009 05:20:49 +0000

��һ��⣬��Ӧ��Գ�USBD��IRQ�أ� ��ں�probe_irq_on()��Ȼ��USBD��ж��أ�

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raycome — Mon, 13 Apr 2009 02:30:21 +0000

Got it ! and thanks!! [s:6]

kasim — Sun, 12 Apr 2009 15:46:08 +0000

��ں��У�û��USBD��IRQ��ͨ��request_irq()��,�Ǹ�IRQ��Ĭ�ϱ�Mask�� ⣬��Ҫ��S3C2440��USBDģ�飬��ʹ��ں��Դ��S3C2440��USBD��drivers/usb/gadget/s3c2410_udc.c)��S3C24x0 interrupt controller��Լ��debug��ƣ��Ҫʹ��Լ��debug��룬��Linux�ں˵�IRQ�� ..

raycome — Sun, 12 Apr 2009 12:28:58 +0000

��˵��irq_probe.koֻ��Ϣ��Ƿ��ش��ǲ��ܹ��ؽ��ں˵�

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raycome — Sun, 12 Apr 2009 12:25:37 +0000

�ҵ�Դ��irq_probe.c��irq probing�ģ��Բ��usb device controller��USBD)��IRQ. ��ڶ��ĵ��Ŀȫ��ˣ�ֻ��SRCPND, INTMSK��USBD��Ӧ��λ�� ߣ��host��ʵ��һ��ԣ��ܹ��s3c2440a ��USBD��EP3��ַ�� irq_probe.c��Դ��£� #include

kasim — Sun, 12 Apr 2009 05:04:38 +0000

��S3C2440A��ֲ��14�µ�INTERRUPT SOURCES�� USB Device Controller (USBD) ��ȷֻ��һ��ж�Դ ��INT_USBD USB Device interrupt ARB4�� 㷢��жϵĴ��ʼ��û�б��õ��һ��Interrupt Controller�ļ��Ĵ��(SRCPND, INTMSK, INTPND)״̬��, ��USBD��ж��йصļĴ��ã� ..

raycome — Sun, 12 Apr 2009 03:23:14 +0000

��ⲻ��ô�򵥡� ��device controller�жϣ�PIC�ͻ�mask��ж�Դ�� Ϊ�˱��cpu core��ϵر��жϣ��ٻ��һ��IRQ�ж��һ�� Ҳ鿴/proc/stat�� û��һ��IRQ��ʾΪ1 �벻ͨ��ʲô״��

hulifox008 — Sat, 11 Apr 2009 11:52:13 +0000

scc2440оƬ�ֲ��а��EP_INT_EN_REG�� USB_INT_EN_REG�ǲ��ʹ��ص��жϡ�usb device ��ж��INT_USBD

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