From a32374156ea2cf129b413fa017d7e52e59570c04 Mon Sep 17 00:00:00 2001 From: dzwdz Date: Wed, 11 Aug 2021 15:57:21 +0000 Subject: read _syscall_debuglog arguments across page boundaries --- src/init/main.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) (limited to 'src/init') diff --git a/src/init/main.c b/src/init/main.c index 5615980..89f964f 100644 --- a/src/init/main.c +++ b/src/init/main.c @@ -1,13 +1,15 @@ #include -int main() { - _syscall_debuglog("hello from init! ", - sizeof("hello from init! ") - 1); - - _syscall_fork(); +#define STR_64 "This string has exactly 64 characters. It'll be repeated a bunch" +#define STR_256 STR_64 STR_64 STR_64 STR_64 +#define STR_1K STR_256 STR_256 STR_256 STR_256 +#define STR_4K STR_1K STR_1K STR_1K STR_1K +#define STR_LNG "start " STR_4K STR_4K " finished! " - _syscall_debuglog("i got forked. ", - sizeof("i got forked. ") - 1); +int main() { + // try to print a string which is longer than a page + _syscall_debuglog(STR_LNG, + sizeof(STR_LNG) - 1); _syscall_exit("bye from init! ", sizeof("bye from init! ") - 1); -- cgit v1.2.3