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- #!/bin/sh
- # https://github.com/cirosantilli/linux-kernel-module-cheat#uio
- set -e
- modprobe uio_pci_generic
- # pci_min device
- echo '1234 11e9' > /sys/bus/pci/drivers/uio_pci_generic/new_id
- /uio_read.out &
- # Helper to observe interrupts.
- insmod /irq.ko
- base="$(setpci -d 1234:11e9 BASE_ADDRESS_0)"
- # Start generating interrupt.
- devmem "0x${base}" w 0x12345678
- # Stop generating interrupt.
- devmem "0x$(($base + 4))" w 0x12345678
- devmem "0x${base}" w 0x12345678
- devmem "0x$(($base + 4))" w 0x12345678
- modprobe -r uio_pci_generic
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