Hello, aaron_yang_go :
Thank you for contacting Intel Embedded Community.
In order to be on the same page, could you please tell us if this question is related to a design developed by you or a third party one? In case that it is a third party one, could you please give us all the information related to it? Or if it is your own design, could you please tell us the part number and SKU of the processor related to it?
Thanks in advance for your reply.
our product : Express-BD7
CPU : Intel® Pentium® D1508
Intel no provide win7 serial io driver on this platform.
This requirement by our customer , They have the project use our board Express-BD7.
One of the project requirements was to support legacy IRQ interrupt generated when one of the GPI pins goes low.
we want to known How to support this requirement if not support legacy IRQ interrupt !
Thanks for your update.
The information that may help you is stated in Table 2-19, on page 31 of the https://cdrdv2.intel.com/v1/dl/getContent/567378 Intel(R) Xeon(R) Processor D-1500 NS Product Family External Design Specification (EDS) Volume Three: Electrical document # 567378. Also, please refer to the information stated in section 5.1.33, on pages 226 and 227 of thehttps://cdrdv2.intel.com/v1/dl/getContent/544044 Intel(R) Xeon(R) Processor D-1500 Product Family External Design Specification [EDS] Volume 5 of 5: Integrated Platform Controller Hub document # 544044.
These documents are accessible when you are logged into your Resource & Design Center (RDC) privileged account. It can be requested by filling out the https://www.intel.com/content/www/us/en/forms/design/contact-support.html RDC Account Support form.
We suggest you use a business email address to evade any inconvenience. Please avoid the free email provider's address (such the provided by Hotmail, Gmail, Yahoo, or others).
We hope that this information may help you.