lunaix-os/hal/char/uart/16x50_dev.c

   1 #include <lunaix/device.h>
   2
   3 #include <hal/pci.h>
   4
   5 #include "16x50.h"
   6
   7 extern_hook_load(isa16x50_create_once);
   8 extern_hook_create(pci16650_pci_create);
   9 extern_hook_register(pci16x50_pci_register);
  10
  11 static int
  12 uart_16x50_load(struct device_def* def)
  13 {
  14     isa16x50_create_once(def);
  15     return 0;
  16 }
  17
  18 static int
  19 uart_16x50_create(struct device_def* def, morph_t* morphed)
  20 {
  21     if (morph_type_of(morphed, pci_probe_morpher)) {
  22         pci16650_pci_create(def, morphed);
  23     }
  24
  25     return 0;
  26 }
  27
  28 static int
  29 uart_16x50_register(struct device_def* def)
  30 {
  31     pci16x50_pci_register(def);
  32
  33     return 0;
  34 }
  35
  36 static struct device_def uart_dev = {
  37     def_device_class(GENERIC, CHAR, UART16550),
  38     def_device_name("16550 UART"),
  39
  40     def_on_register(uart_16x50_register),
  41     def_on_load(uart_16x50_load),
  42     def_on_create(uart_16x50_create)
  43 };
  44 EXPORT_DEVICE(uart16550_pmio, &uart_dev, load_onboot);