d69b091262
Signed-off-by: Michal Berger <michalx.berger@intel.com> Change-Id: I9023a311442c01ef18d05903bed2eb1513f58a0f Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5310 Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
78 lines
1.5 KiB
Bash
Executable File
78 lines
1.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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testdir=$(readlink -f "$(dirname "$0")")
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rootdir=$(readlink -f "$testdir/../../")
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source "$testdir/common.sh"
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shopt -s nullglob extglob
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dep() { modprobe --show-depends "$1"; }
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mod() { [[ $(dep "$1") == *".ko"* ]]; }
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bui() { [[ $(dep "$1") == "builtin $1" ]]; }
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is_driver() { mod "$1" || bui "$1"; }
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uio() {
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is_driver uio_pci_generic
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}
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vfio() {
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local iommu_grups
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local unsafe_vfio
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[[ -e /sys/module/vfio/parameters/enable_unsafe_noiommu_mode ]] \
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&& unsafe_vfio=$(< /sys/module/vfio/parameters/enable_unsafe_noiommu_mode)
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iommu_groups=(/sys/kernel/iommu_groups/*)
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if ((${#iommu_groups[@]} > 0)) || [[ $unsafe_vfio == Y ]]; then
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is_driver vfio_pci && return 0
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fi
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return 1
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}
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igb_uio() {
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is_driver igb_uio
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}
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pick_driver() {
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if vfio; then
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echo "vfio-pci"
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elif uio; then
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# Consider special case for broken uio_pci_generic driver
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if igb_uio; then
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echo "@(uio_pci_generic|igb_uio)"
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else
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echo "uio_pci_generic"
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fi
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elif igb_uio; then
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echo "igb_uio"
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else
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echo "No valid driver found"
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fi
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}
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guess_driver() {
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local driver setup_driver marker
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local fail=0
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driver=$(pick_driver)
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if [[ $driver == "No valid driver found" ]]; then
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[[ $(setup output config) == "$driver"* ]]
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return 0
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fi
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echo "Looking for driver=$driver"
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while read -r _ _ _ _ marker setup_driver; do
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[[ $marker == "->" ]] || continue
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# Allow for more open matching
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# shellcheck disable=SC2053
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[[ $setup_driver == $driver ]] || fail=1
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done < <(setup output config)
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((fail == 0))
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setup reset
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}
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setup reset
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run_test "guess_driver" "guess_driver"
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