From e8c6577617bffa4402c07c7aa20e3c24f03c1c20 Mon Sep 17 00:00:00 2001 From: Benji Dial Date: Sun, 6 Sep 2020 00:48:07 -0400 Subject: program loading, others big kernel additions: paging, elf loading, separate kernel and user page allocation it now properly loads and runs sd0:bin/init.elf still need to determine which disk was booted from, and start the init on that disk --- src/user/knob/quit.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 src/user/knob/quit.c (limited to 'src/user/knob/quit.c') diff --git a/src/user/knob/quit.c b/src/user/knob/quit.c new file mode 100644 index 0000000..a2ef5aa --- /dev/null +++ b/src/user/knob/quit.c @@ -0,0 +1,29 @@ +#include +#include + +struct quit_list_node { + struct quit_list_node *prev; + void (*f)(); +}; + +static struct quit_list_node head = { + .f = &_exit_task +}; + +static struct quit_list_node *last = &head; + +void on_quit(void (*run_f)()) { + struct quit_list_node *new = get_block(sizeof(struct quit_list_node)); + new->prev = last; + new->f = run_f; + last = new; +} + +__attribute__ ((noreturn)) +void quit() { + struct quit_list_node *node = last; + while (1) { + node->f(); + node = node->prev; + } +} \ No newline at end of file -- cgit v1.2.3