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Kernel+SystemServer: Change bootmode to system_mode

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'bootmode' now only controls which set of services are started by
SystemServer, so it is more appropriate to rename it to system_mode, and
no longer validate it in the Kernel.
This commit is contained in:
Ben Wiederhake 2021-10-23 18:26:50 +02:00 • committed by Andreas Kling
parent 09432a8241
commit 8d13f6ddce
11 changed files with 64 additions and 51 deletions
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38
Userland/Services/SystemServer/main.cpp
View file

@ -25,7 +25,7 @@
#include <sys/wait.h>
#include <unistd.h>
String g_boot_mode = "graphical";
String g_system_mode = "graphical";
static void sigchld_handler(int)
{
@ -51,31 +51,33 @@ static void sigchld_handler(int)
}
}
static void parse_boot_mode()
static void determine_system_mode()
{
auto f = Core::File::construct("/proc/cmdline");
auto f = Core::File::construct("/proc/system_mode");
if (!f->open(Core::OpenMode::ReadOnly)) {
dbgln("Failed to read command line: {}", f->error_string());
dbgln("Failed to read system_mode: {}", f->error_string());
// Continue to assume "graphical".
return;
}
const String cmdline = String::copy(f->read_all(), Chomp);
dbgln("Read command line: {}", cmdline);
const String system_mode = String::copy(f->read_all(), Chomp);
if (f->error()) {
dbgln("Failed to read system_mode: {}", f->error_string());
// Continue to assume "graphical".
return;
}
g_system_mode = system_mode;
dbgln("Read system_mode: {}", g_system_mode);
// FIXME: Support more than one framebuffer detection
struct stat file_state;
int rc = lstat("/dev/fb0", &file_state);
if (rc < 0) {
for (auto& part : cmdline.split_view(' ')) {
auto pair = part.split_view('=', 2);
if (pair.size() == 2 && pair[0] == "boot_mode")
g_boot_mode = pair[1];
}
// We could boot into self-test which is not graphical too.
if (g_boot_mode == "self-test")
return;
g_boot_mode = "text";
if (rc < 0 && g_system_mode == "graphical") {
g_system_mode = "text";
} else if (rc == 0 && g_system_mode == "text") {
dbgln("WARNING: Text mode with framebuffers won't work as expected! Consider using 'fbdev=off'.");
}
dbgln("Booting in {} mode", g_boot_mode);
dbgln("System in {} mode", g_system_mode);
}
static void chown_wrapper(const char* path, uid_t uid, gid_t gid)
@ -477,7 +479,7 @@ int main(int argc, char** argv)
if (!user) {
create_tmp_coredump_directory();
parse_boot_mode();
determine_system_mode();
}
Core::EventLoop event_loop;