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kernel: remove everything that is related to device/fs management

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this is now a microkernel.
This commit is contained in:
max 🍓
2024-09-17 17:47:50 +01:00
parent 9b00f83ff1
commit 3f992d84fb
66 changed files with 213 additions and 65447 deletions
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112
init/main.c
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@@ -1,19 +1,19 @@
#include <stdint.h>
#include <socks/init.h>
#include <socks/arg.h>
#include <socks/clock.h>
#include <socks/input.h>
#include <socks/panic.h>
#include <socks/test.h>
#include <socks/printk.h>
#include <socks/cpu.h>
#include <socks/device.h>
#include <socks/tty.h>
#include <socks/init.h>
#include <socks/input.h>
#include <socks/kext.h>
#include <socks/object.h>
#include <socks/sched.h>
#include <socks/libc/stdio.h>
#include <socks/machine/init.h>
#include <socks/cpu.h>
#include <socks/object.h>
#include <socks/panic.h>
#include <socks/printk.h>
#include <socks/sched.h>
#include <socks/test.h>
#include <socks/tty.h>
#include <stdint.h>
#ifdef KEXT_NET_DOORSTUCK_SOCKS_FBCON
#include <socks/fbcon.h>
@@ -51,7 +51,8 @@ static void putchar(char c)
{
unsigned long flags;
struct queue *consoles = get_consoles(&flags);
queue_foreach(struct console, con, consoles, c_list) {
queue_foreach(struct console, con, consoles, c_list)
{
console_write(con, &c, 1);
}
@@ -62,98 +63,9 @@ void kernel_init(uintptr_t arg)
{
ml_init(arg);
kern_status_t status;
status = scan_internal_kexts();
if (status != KERN_OK) {
panic("scan_internal_kexts() failed with code %s", kern_status_string(status));
}
status = bring_internal_kexts_online();
if (status != KERN_OK) {
panic("bring_internal_kexts_online() failed with code %s", kern_status_string(status));
}
scan_all_buses();
printk("kernel_init() running on processor %u", this_cpu());
#ifdef KEXT_NET_DOORSTUCK_SOCKS_FBCON
struct object *fb;
status = object_get("/dev/video/fb0", &fb);
if (status == KERN_OK) {
#if 0
struct framebuffer_varinfo fb_mode;
struct device *fbdev = cast_to_device(fb);
framebuffer_get_varinfo(fbdev, &fb_mode);
fb_mode.fb_xres = 1024;
fb_mode.fb_yres = 768;
fb_mode.fb_bpp = 24;
fb_mode.fb_flags = FB_MODE_RGB;
framebuffer_set_varinfo(fbdev, &fb_mode);
#endif
start_console_on_framebuffer(cast_to_device(fb));
}
#endif
struct object *tty0;
status = object_get("/dev/tty/tty0", &tty0);
if (status == KERN_OK) {
tty_set_foreground(cast_to_device(tty0));
}
const char *console_tty_name = arg_value("kernel.console");
if (!console_tty_name) {
console_tty_name = "tty0";
}
char console_tty_path[128];
snprintf(console_tty_path, sizeof console_tty_path, "/dev/tty/%s", console_tty_name);
struct object *console_tty = NULL;
status = object_get(console_tty_path, &console_tty);
if (status == KERN_OK) {
register_tty_console();
struct device *console_tty_device = cast_to_device(console_tty);
redirect_printk_to_tty(console_tty_device);
object_deref(console_tty);
} else {
printk("console tty '%s' is unavailable.", console_tty_name);
}
create_kernel_thread(background_thread);
struct object *kbd;
run_all_tests();
status = object_get("/dev/input/input0", &kbd);
if (status == KERN_OK) {
tty_connect_foreground_input_device(cast_to_device(kbd));
}
struct object *disk;
status = object_get("/dev/block/disk0", &disk);
if (status == KERN_OK) {
unsigned char buf[32] = {0};
struct device *disk_dev = cast_to_device(disk);
size_t nread = 0;
device_lock(disk_dev);
status = device_read(disk_dev, buf, 1, 32, &nread, 0);
device_unlock(disk_dev);
if (status == KERN_OK) {
printk("read %zu bytes from /dev/block/disk0:", nread);
for (int i = 0; i < sizeof buf; i++) {
printk("%02xh", buf[i]);
}
} else {
printk("failed to read from block device (%s)", kern_status_string(status));
}
} else {
printk("cannot open block device (%s)", kern_status_string(status));
}
hang();
}