resources/rs232.cpp

   1 #include "resource_id.h"
   2 #include "rs232.h"
   3 #include "resource_manager.h"
   4 #include "arch/x86/rs232.h"
   5 #include "services/service_manager.h"
   6 #include "libs/delegate.h"
   7 #include "spinlock.h"
   8
   9 using namespace resources;
  10
  11 rs232::rs232() : res_stream((resource_type*)RESOURCE(rs232)) {
  12         set_access_control(new spinlock);
  13
  14         delegate<resource_result *, rs232_mode, int, int, parity_check, int> *m_conf = new delegate<resource_result *, rs232_mode, int, int, parity_check, int>;
  15         m_conf->method(this,&rs232::configure);
  16         add_ord_response("configure",m_conf);
  17 }
  18
  19 void rs232::read_bytes(char *data, int count) {
  20
  21 }
  22
  23 void rs232::write_dwords(const int *data, int count) {
  24
  25 }
  26
  27 void rs232::write_bytes(const char *data, int count) {
  28         access_write();
  29         for (int i = 0; i < count; i++) {
  30                 arch::rs232_send(descr.isaaddr, data[i]);
  31         }
  32         release();
  33 }
  34
  35 void rs232::received(const char a) {
  36         write_bytes(&a,1);
  37 }
  38
  39 resource_result *rs232::configure(rs232_mode mode, int speed, int bits,
  40                            parity_check parity, int stop) {
  41         arch::rs232_configure(descr.isaaddr, mode, speed, bits, parity, stop);
  42         return GET_RESOURCES()->create_result();
  43 }
  44
  45 bool rs232::init_device(isa_address iadr) {
  46         descr.isaaddr = iadr;
  47
  48         delegate<void, const char> sp_hndl;
  49         sp_hndl.method(this,&rs232::received);
  50
  51         arch::rs232_init(descr.isaaddr, sp_hndl);
  52
  53         descr.inited = true;
  54
  55         return descr.inited;
  56 }
  57
  58 void rs232::register_resource() {
  59         resource_manager *rman = GET_RESOURCES();
  60
  61         delegate<manes::object *> *res = new delegate<manes::object *>;
  62
  63         /* rs232 console */
  64         res->function(create_object<manes::object,rs232>);
  65         resource_type *rs232_type = new resource_type(resource_type::device, resource_type::stream_dev,"rs232",*res);
  66         rman->register_type(rs232_type);
  67 }