From 5a7363a0ad3e9657c34b7a79cd2aa425ef6f1fab Mon Sep 17 00:00:00 2001 From: dzwdz Date: Sat, 17 Jul 2021 19:06:45 +0200 Subject: debug code, verifies if the memory gets set up correctly i guess that i can include this for completeness. if not for the awful pointer printing thingy this could probably get into the main version. TODO? --- src/arch/i386/boot.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'src') diff --git a/src/arch/i386/boot.c b/src/arch/i386/boot.c index 242d070..fa35c01 100644 --- a/src/arch/i386/boot.c +++ b/src/arch/i386/boot.c @@ -7,6 +7,25 @@ #include #include +void module_test(struct multiboot_info *multiboot) { + log_const("module test..."); + struct multiboot_mod mod = multiboot->mods[0]; + log_write(mod.start, mod.end - mod.start - 1); + + extern void _bss_end; + long ptr = &_bss_end; + log_const("_bss_end "); + log_var_dont_use(ptr); + extern void _data_end; + ptr = &_data_end; + log_const(" _data_end "); + log_var_dont_use(ptr); + log_const(" mod.start "); + log_var_dont_use(mod.start); + log_const(" mod.end "); + log_var_dont_use(mod.end); +} + void kmain_early(struct multiboot_info *multiboot) { struct kmain_info info; @@ -18,6 +37,7 @@ void kmain_early(struct multiboot_info *multiboot) { idt_init(); log_const("sysenter..."); sysenter_setup(); + module_test(multiboot); { // find the init module struct multiboot_mod *module = &multiboot->mods[0]; -- cgit v1.2.3