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Kernel: Allow to disable early boot console

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This aid debugging on bare metal when we suspect that the boot console
does something wrong that interferes with other kernel components.
This commit is contained in:
Liav A 2022-03-15 22:04:12 +02:00 • committed by Linus Groh
parent 0ef1137e88
commit eca8f292a5
4 changed files with 23 additions and 4 deletions
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10
Kernel/init.cpp
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@ -195,10 +195,12 @@ extern "C" [[noreturn]] UNMAP_AFTER_INIT void init(BootInfo const& boot_info)
// NOTE: If the bootloader provided a framebuffer, then set up an initial console.
// If the bootloader didn't provide a framebuffer, then set up an initial text console.
// We do so we can see the output on the screen as soon as possible.
if (!multiboot_framebuffer_addr.is_null()) {
g_boot_console = &try_make_ref_counted<Graphics::BootFramebufferConsole>(multiboot_framebuffer_addr, multiboot_framebuffer_width, multiboot_framebuffer_height, multiboot_framebuffer_pitch).value().leak_ref();
} else {
g_boot_console = &Graphics::TextModeConsole::initialize().leak_ref();
if (!kernel_command_line().is_early_boot_console_disabled()) {
if (!multiboot_framebuffer_addr.is_null()) {
g_boot_console = &try_make_ref_counted<Graphics::BootFramebufferConsole>(multiboot_framebuffer_addr, multiboot_framebuffer_width, multiboot_framebuffer_height, multiboot_framebuffer_pitch).value().leak_ref();
} else {
g_boot_console = &Graphics::TextModeConsole::initialize().leak_ref();
}
}
dmesgln("Starting SerenityOS...");