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dev: start implementing framebuffer devices

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This commit is contained in:
max 🍓
2023-06-06 22:01:17 +01:00
parent 81533a1cff
commit cb220452db
7 changed files with 177 additions and 13 deletions
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25
dev/core.c
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@@ -19,6 +19,19 @@ static kern_status_t device_object_get_child_named(struct object *, const char *
extern kern_status_t init_driver_tree(void);
extern struct device_type_ops input_type_ops;
extern struct device_type_ops framebuffer_type_ops;
static struct device_type_ops *type_ops[] = {
[DEV_TYPE_UNKNOWN] = NULL,
[DEV_TYPE_BLOCK] = NULL,
[DEV_TYPE_CHAR] = NULL,
[DEV_TYPE_NET] = NULL,
[DEV_TYPE_INPUT] = &input_type_ops,
[DEV_TYPE_BUS] = NULL,
[DEV_TYPE_FRAMEBUFFER] = &framebuffer_type_ops,
};
static struct object_type device_type = {
.ob_name = "device",
.ob_size = sizeof(struct device),
@@ -60,7 +73,7 @@ kern_status_t device_init(void)
struct bus_device *system_dev = bus_device_create();
struct device *system_dev_base = bus_device_base(system_dev);
snprintf(system_dev_base->dev_name, sizeof system_dev_base->dev_name, "system");
__root_device = bus_device_base(system_dev);
set_root_device(bus_device_base(system_dev));
struct bus_device *misc_dev = bus_device_create();
struct device *misc_dev_base = bus_device_base(misc_dev);
@@ -236,14 +249,12 @@ kern_status_t device_register(struct device *dev, struct driver *owner, struct d
driver_add_device(owner, dev);
switch (dev->dev_type) {
case DEV_TYPE_INPUT:
status = input_device_register(INPUT_DEVICE(dev));
break;
default:
break;
if (type_ops[dev->dev_type] && type_ops[dev->dev_type]->register_device) {
status = type_ops[dev->dev_type]->register_device(dev);
}
/* TODO remove device if registration failed */
driver_unlock(owner);
device_unlock_irqrestore(dev, flags);