/**
* Connect to the parent's driver and get HW resources list in parsed format.
* Note: this function should be called only from add_device handler, therefore
* we don't need to use locks.
*
* @param nic_data
* @param[out] resources Parsed lists of resources.
*
* @return EOK or negative error code
*/
int nic_get_resources(nic_t *nic_data, hw_res_list_parsed_t *resources)
{
ddf_dev_t *dev = nic_data->dev;
async_sess_t *parent_sess;
/* Connect to the parent's driver. */
parent_sess = ddf_dev_parent_sess_create(dev, EXCHANGE_SERIALIZE);
if (parent_sess == NULL)
return EPARTY;
return hw_res_get_list_parsed(parent_sess, resources, 0);
}
/** Initialize keyboard driver structure.
*
* @param kbd Keyboard driver structure to initialize.
* @param dev DDF device structure.
*
* Connects to parent, creates keyboard function, starts polling fibril.
*
*/
int at_kbd_init(at_kbd_t *kbd, ddf_dev_t *dev)
{
assert(kbd);
assert(dev);
kbd->client_sess = NULL;
kbd->parent_sess = ddf_dev_parent_sess_create(dev);
if (!kbd->parent_sess) {
ddf_msg(LVL_ERROR, "Failed creating parent session.");
return EIO;
}
kbd->kbd_fun = ddf_fun_create(dev, fun_exposed, "kbd");
if (!kbd->kbd_fun) {
ddf_msg(LVL_ERROR, "Failed creating function 'kbd'.");
return ENOMEM;
}
ddf_fun_set_ops(kbd->kbd_fun, &kbd_ops);
int ret = ddf_fun_bind(kbd->kbd_fun);
if (ret != EOK) {
ddf_msg(LVL_ERROR, "Failed binding function 'kbd'.");
ddf_fun_destroy(kbd->kbd_fun);
return EEXIST;
}
ret = ddf_fun_add_to_category(kbd->kbd_fun, "keyboard");
if (ret != EOK) {
ddf_msg(LVL_ERROR, "Failed adding function 'kbd' to category "
"'keyboard'.");
ddf_fun_unbind(kbd->kbd_fun);
ddf_fun_destroy(kbd->kbd_fun);
return ENOMEM;
}
kbd->polling_fibril = fibril_create(polling, kbd);
if (!kbd->polling_fibril) {
ddf_msg(LVL_ERROR, "Failed creating polling fibril.");
ddf_fun_unbind(kbd->kbd_fun);
ddf_fun_destroy(kbd->kbd_fun);
return ENOMEM;
}
fibril_add_ready(kbd->polling_fibril);
return EOK;
}
/** Get address of I/O registers.
*
* @param[in] dev Device asking for the addresses.
* @param[out] io_reg_address Base address of the memory range.
* @param[out] io_reg_size Size of the memory range.
* @param[out] kbd_irq Primary port IRQ.
* @param[out] mouse_irq Auxiliary port IRQ.
*
* @return Error code.
*
*/
static int get_my_registers(ddf_dev_t *dev, uintptr_t *io_reg_address,
size_t *io_reg_size, int *kbd_irq, int *mouse_irq)
{
assert(dev);
async_sess_t *parent_sess = ddf_dev_parent_sess_create(
dev, EXCHANGE_SERIALIZE);
if (parent_sess == NULL)
return ENOMEM;
hw_res_list_parsed_t hw_resources;
hw_res_list_parsed_init(&hw_resources);
const int ret = hw_res_get_list_parsed(parent_sess, &hw_resources, 0);
if (ret != EOK)
return ret;
if ((hw_resources.irqs.count != 2) ||
(hw_resources.io_ranges.count != 1)) {
hw_res_list_parsed_clean(&hw_resources);
return EINVAL;
}
if (io_reg_address)
*io_reg_address = hw_resources.io_ranges.ranges[0].address;
if (io_reg_size)
*io_reg_size = hw_resources.io_ranges.ranges[0].size;
if (kbd_irq)
*kbd_irq = hw_resources.irqs.irqs[0];
if (mouse_irq)
*mouse_irq = hw_resources.irqs.irqs[1];
hw_res_list_parsed_clean(&hw_resources);
return EOK;
}
/** Initialize keyboard driver structure.
* @param kbd Keyboard driver structure to initialize.
* @param dev DDF device structure.
*
* Connects to parent, creates mouse function, starts polling fibril.
*/
int xt_kbd_init(xt_kbd_t *kbd, ddf_dev_t *dev)
{
assert(kbd);
assert(dev);
kbd->client_sess = NULL;
kbd->parent_sess = ddf_dev_parent_sess_create(dev, EXCHANGE_SERIALIZE);
if (!kbd->parent_sess)
return ENOMEM;
kbd->kbd_fun = ddf_fun_create(dev, fun_exposed, "kbd");
if (!kbd->kbd_fun) {
return ENOMEM;
}
ddf_fun_set_ops(kbd->kbd_fun, &kbd_ops);
int ret = ddf_fun_bind(kbd->kbd_fun);
if (ret != EOK) {
ddf_fun_destroy(kbd->kbd_fun);
return ENOMEM;
}
ret = ddf_fun_add_to_category(kbd->kbd_fun, "keyboard");
if (ret != EOK) {
ddf_fun_unbind(kbd->kbd_fun);
ddf_fun_destroy(kbd->kbd_fun);
return ENOMEM;
}
kbd->polling_fibril = fibril_create(polling, kbd);
if (!kbd->polling_fibril) {
ddf_fun_unbind(kbd->kbd_fun);
ddf_fun_destroy(kbd->kbd_fun);
return ENOMEM;
}
fibril_add_ready(kbd->polling_fibril);
return EOK;
}
