Mercurial > lcfOS
annotate user/ipc.c3 @ 315:084cccaa5deb
Added console and screen
| author | Windel Bouwman |
|---|---|
| date | Sat, 21 Dec 2013 10:03:01 +0100 |
| parents | 04cf4d26a3bc |
| children |
| rev | line source |
|---|---|
| 293 | 1 |
| 2 module ipc; | |
| 3 | |
| 313 | 4 type struct { |
| 5 int sender; | |
| 315 | 6 int cmd; |
| 7 int data1; | |
| 8 int data2; | |
| 9 int data3; | |
| 10 int data4; | |
| 313 | 11 } Msg; |
| 12 | |
| 13 const int MSG_SEND=1; | |
| 14 const int MSG_RECV=2; | |
| 15 | |
| 16 function int kernelTrap(int msgId, int a, int b) | |
| 17 { | |
| 18 // TODO: make this in assembler? | |
| 19 } | |
| 20 | |
| 311 | 21 function void SendMessage(Msg *msg) |
| 293 | 22 { |
| 313 | 23 kernelTrap(MSG_SEND, 1, 0) |
| 293 | 24 } |
| 25 | |
| 315 | 26 function void receive_message(Msg *msg) |
| 293 | 27 { |
| 313 | 28 kernelTrap(MSG_RECV, 2, 0); |
| 293 | 29 } |
| 30 |