From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst
---
kernel/arch/x86/entry/syscalls/syscalltbl.sh | 61 ++++++------------------------
1 files changed, 13 insertions(+), 48 deletions(-)
diff --git a/kernel/arch/x86/entry/syscalls/syscalltbl.sh b/kernel/arch/x86/entry/syscalls/syscalltbl.sh
index 94fcd19..929bde1 100644
--- a/kernel/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/kernel/arch/x86/entry/syscalls/syscalltbl.sh
@@ -1,51 +1,31 @@
-#!/bin/sh
+#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
syscall_macro() {
- abi="$1"
- nr="$2"
- entry="$3"
+ local abi="$1"
+ local nr="$2"
+ local entry="$3"
- # Entry can be either just a function name or "function/qualifier"
- real_entry="${entry%%/*}"
- if [ "$entry" = "$real_entry" ]; then
- qualifier=
- else
- qualifier=${entry#*/}
- fi
-
- echo "__SYSCALL_${abi}($nr, $real_entry, $qualifier)"
+ echo "__SYSCALL_${abi}($nr, $entry)"
}
emit() {
- abi="$1"
- nr="$2"
- entry="$3"
- compat="$4"
- umlentry=""
+ local abi="$1"
+ local nr="$2"
+ local entry="$3"
+ local compat="$4"
- if [ "$abi" = "64" -a -n "$compat" ]; then
- echo "a compat entry for a 64-bit syscall makes no sense" >&2
+ if [ "$abi" != "I386" -a -n "$compat" ]; then
+ echo "a compat entry ($abi: $compat) for a 64-bit syscall makes no sense" >&2
exit 1
fi
- # For CONFIG_UML, we need to strip the __x64_sys prefix
- if [ "$abi" = "64" -a "${entry}" != "${entry#__x64_sys}" ]; then
- umlentry="sys${entry#__x64_sys}"
- fi
-
if [ -z "$compat" ]; then
- if [ -n "$entry" -a -z "$umlentry" ]; then
+ if [ -n "$entry" ]; then
syscall_macro "$abi" "$nr" "$entry"
- elif [ -n "$umlentry" ]; then # implies -n "$entry"
- echo "#ifdef CONFIG_X86"
- syscall_macro "$abi" "$nr" "$entry"
- echo "#else /* CONFIG_UML */"
- syscall_macro "$abi" "$nr" "$umlentry"
- echo "#endif"
fi
else
echo "#ifdef CONFIG_X86_32"
@@ -61,21 +41,6 @@
grep '^[0-9]' "$in" | sort -n | (
while read nr abi name entry compat; do
abi=`echo "$abi" | tr '[a-z]' '[A-Z]'`
- if [ "$abi" = "COMMON" -o "$abi" = "64" ]; then
- # COMMON is the same as 64, except that we don't expect X32
- # programs to use it. Our expectation has nothing to do with
- # any generated code, so treat them the same.
- emit 64 "$nr" "$entry" "$compat"
- elif [ "$abi" = "X32" ]; then
- # X32 is equivalent to 64 on an X32-compatible kernel.
- echo "#ifdef CONFIG_X86_X32_ABI"
- emit 64 "$nr" "$entry" "$compat"
- echo "#endif"
- elif [ "$abi" = "I386" ]; then
- emit "$abi" "$nr" "$entry" "$compat"
- else
- echo "Unknown abi $abi" >&2
- exit 1
- fi
+ emit "$abi" "$nr" "$entry" "$compat"
done
) > "$out"
--
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