quark/scripts/generate_isrs.sh

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2022-06-18 02:10:52 +02:00
#!/usr/bin/bash
set -e
if [ $# -le 1 ]; then
echo "Usage: generate_isrs.sh <isrs_gen.c> <isrs_gen.inc>"
exit 1
fi
ISRS_GEN_C=$1
ISRS_GEN_ASM=$2
ISRS_WITH_ERROR_CODE="8 10 11 12 13 14 17 21 29 30"
# C code
echo "// (autogenerated file)" > $ISRS_GEN_C
echo "#include \"idt.h\"" >> $ISRS_GEN_C
echo "#include \"gdt.h\"" >> $ISRS_GEN_C
echo "" >> $ISRS_GEN_C
for i in $(seq 0 255); do
echo "void __attribute__((cdecl)) i686_ISR${i}();" >> $ISRS_GEN_C
done
echo "" >> $ISRS_GEN_C
echo "void i686_isr_initialize_gates(){" >> $ISRS_GEN_C
for i in $(seq 0 255); do
echo " i686_idt_set_gate(${i}, i686_ISR${i}, i686_GDT_CODE_SEGMENT, IDT_FLAG_RING0 | IDT_FLAG_GATE_32BIT_INT);" >> $ISRS_GEN_C
done
echo "}" >> $ISRS_GEN_C
# Asm code
echo "; (autogenerated file)" > $ISRS_GEN_ASM
for i in $(seq 0 255); do
if echo "$ISRS_WITH_ERROR_CODE" | grep -q "\b${i}\b"; then
echo "ISR_ERRORCODE ${i}" >> $ISRS_GEN_ASM
else
echo "ISR_NOERRORCODE ${i}" >> $ISRS_GEN_ASM
fi
done