gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

IHK: support for using Linux work IRQ as IKC interrupt (optional)

Browse Source 
Change-Id: I2a0e59a47c229fd9271866199c3c4d30e1ddd7f9
This commit is contained in:
Balazs Gerofi
2019-04-02 23:20:14 +09:00
parent 4d252c2bb2
commit 3fda54ece8
9 changed files with 78 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
scripts/mcreboot-smp.sh.in
View File

@@ -26,6 +26,7 @@ ETCDIR=@ETCDIR@
KMODDIR="@KMODDIR@"
KERNDIR="@MCKERNELDIR@"
MCK_BUILDID=@BUILDID@
ENABLE_LINUX_WORK_IRQ_FOR_IKC="@ENABLE_LINUX_WORK_IRQ_FOR_IKC@"
mem="512M@0"
cpus=""
@@ -271,7 +272,7 @@ sudo sync
# Load IHK-SMP if not loaded and reserve CPUs and memory
if ! grep ihk_smp_@ARCH@ /proc/modules &>/dev/null; then
if [ "$ihk_irq" == "" ]; then
if [ "$ihk_irq" == "" ] && [ "$ENABLE_LINUX_WORK_IRQ_FOR_IKC" != "ON" ]; then
for i in `seq 64 255`; do
if [ ! -d /proc/irq/$i ] && [ "`cat /proc/interrupts | grep ":" | awk '{print $1}' | grep -o '[0-9]*' | grep -e '^$i$'`" == "" ]; then
ihk_irq=$i
@@ -283,7 +284,13 @@ if ! grep ihk_smp_@ARCH@ /proc/modules &>/dev/null; then
error_exit "ihk_loaded"
fi
fi
if ! taskset -c 0 sudo insmod ${KMODDIR}/ihk-smp-@ARCH@.ko ihk_start_irq=$ihk_irq ihk_ikc_irq_core=$ihk_ikc_irq_core 2>/dev/null; then
IHK_IRQ_ARG=""
if [ "${ihk_irq}" != "" ]; then
IHK_IRQ_ARG="ihk_start_irq=${ihk_irq}"
fi
if ! taskset -c 0 sudo insmod ${KMODDIR}/ihk-smp-@ARCH@.ko ${IHK_IRQ_ARG} ihk_ikc_irq_core=$ihk_ikc_irq_core 2>/dev/null; then
echo "error: loading ihk-smp-@ARCH@" >&2
error_exit "ihk_loaded"
fi