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types.cc
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37 
38 #include "dev/ps2/types.hh"
39 
40 #include <list>
41 
42 #include "base/logging.hh"
43 #include "x11keysym/keysym.h"
44 
45 namespace gem5
46 {
47 
48 namespace ps2
49 {
50 
51 const std::vector<uint8_t> keyboard::ID{0xAB, 0x83};
52 const std::vector<uint8_t> mouse::ID{0x00};
53 
61 static const uint16_t keySymToPs2Byte[128] = {
62 // 0 / 8 1 / 9 2 / A 3 / B 4 / C 5 / D 6 / E 7 / F
63  0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 0x00-0x07
64  0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 0x08-0x0f
65  0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 0x10-0x17
66  0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 0x18-0x1f
67  0x0029, 0x0116, 0x0152, 0x0126, 0x0125, 0x012e, 0x013d, 0x0052, // 0x20-0x27
68  0x0146, 0x0145, 0x013e, 0x0155, 0x0041, 0x004e, 0x0049, 0x004a, // 0x28-0x2f
69  0x0045, 0x0016, 0x001e, 0x0026, 0x0025, 0x002e, 0x0036, 0x003d, // 0x30-0x37
70  0x003e, 0x0046, 0x014c, 0x004c, 0x0141, 0x0055, 0x0149, 0x014a, // 0x38-0x3f
71  0x011e, 0x011c, 0x0132, 0x0121, 0x0123, 0x0124, 0x012b, 0x0134, // 0x40-0x47
72  0x0133, 0x0143, 0x013b, 0x0142, 0x014b, 0x013a, 0x0131, 0x0144, // 0x48-0x4f
73  0x014d, 0x0115, 0x012d, 0x011b, 0x012c, 0x013c, 0x012a, 0x011d, // 0x50-0x57
74  0x0122, 0x0135, 0x011a, 0x0054, 0x005d, 0x005b, 0x0136, 0x014e, // 0x58-0x5f
75  0x000e, 0x001c, 0x0032, 0x0021, 0x0023, 0x0024, 0x002b, 0x0034, // 0x60-0x67
76  0x0033, 0x0043, 0x003b, 0x0042, 0x004b, 0x003a, 0x0031, 0x0044, // 0x68-0x6f
77  0x004d, 0x0015, 0x002d, 0x001b, 0x002c, 0x003c, 0x002a, 0x001d, // 0x70-0x77
78  0x0022, 0x0035, 0x001a, 0x0154, 0x015d, 0x015b, 0x010e, 0x0000 // 0x78-0x7f
79 };
80 
81 const uint8_t ShiftKey = 0x12;
82 const uint8_t BreakKey = 0xf0;
83 const uint8_t ExtendedKey = 0xe0;
84 const uint32_t UpperKeys = 0xff00;
85 
86 void
87 keySymToPs2(uint32_t key, bool down, bool &cur_shift,
88  std::list<uint8_t> &keys)
89 {
90  if (key <= XK_asciitilde) {
91  uint16_t tmp = keySymToPs2Byte[key];
92  uint8_t code = tmp & 0xff;
93  bool shift = tmp >> 8;
94 
95  if (down) {
96  if (!cur_shift && shift) {
97  keys.push_back(ShiftKey);
98  cur_shift = true;
99  }
100  keys.push_back(code);
101  } else {
102  if (cur_shift && !shift) {
103  keys.push_back(BreakKey);
104  keys.push_back(ShiftKey);
105  cur_shift = false;
106  }
107  keys.push_back(BreakKey);
108  keys.push_back(code);
109  }
110  } else {
111  if ((key & UpperKeys) == UpperKeys) {
112  bool extended = false;
113  switch (key) {
114  case XK_BackSpace:
115  keys.push_back(0x66);
116  break;
117  case XK_Tab:
118  keys.push_back(0x0d);
119  break;
120  case XK_Return:
121  keys.push_back(0x5a);
122  break;
123  case XK_Escape:
124  keys.push_back(0x76);
125  break;
126  case XK_Delete:
127  extended = true;
128  keys.push_back(0x71);
129  break;
130  case XK_Home:
131  extended = true;
132  keys.push_back(0x6c);
133  break;
134  case XK_Left:
135  extended = true;
136  keys.push_back(0x6b);
137  break;
138  case XK_Right:
139  extended = true;
140  keys.push_back(0x74);
141  break;
142  case XK_Down:
143  extended = true;
144  keys.push_back(0x72);
145  break;
146  case XK_Up:
147  extended = true;
148  keys.push_back(0x75);
149  break;
150  case XK_Page_Up:
151  extended = true;
152  keys.push_back(0x7d);
153  break;
154  case XK_Page_Down:
155  extended = true;
156  keys.push_back(0x7a);
157  break;
158  case XK_End:
159  extended = true;
160  keys.push_back(0x69);
161  break;
162  case XK_Shift_L:
163  keys.push_back(0x12);
164  if (down)
165  cur_shift = true;
166  else
167  cur_shift = false;
168  break;
169  case XK_Shift_R:
170  keys.push_back(0x59);
171  if (down)
172  cur_shift = true;
173  else
174  cur_shift = false;
175  break;
176  case XK_Control_L:
177  keys.push_back(0x14);
178  break;
179  case XK_Control_R:
180  extended = true;
181  keys.push_back(0x14);
182  break;
183  case XK_Alt_L:
184  keys.push_back(0x11);
185  break;
186  case XK_Alt_R:
187  extended = true;
188  keys.push_back(0x11);
189  break;
190  default:
191  warn("Unknown extended key %#x\n", key);
192  return;
193  }
194 
195  if (extended) {
196  if (down) {
197  keys.push_front(ExtendedKey);
198  } else {
199  keys.push_front(BreakKey);
200  keys.push_front(ExtendedKey);
201  }
202  } else {
203  if (!down)
204  keys.push_front(BreakKey);
205  }
206  } // upper keys
207  } // extended keys
208  return;
209 }
210 
211 } // namespace ps2
212 } // namespace gem5
warn
#define warn(...)
Definition: logging.hh:256
types.hh
gem5::ps2::keySymToPs2
void keySymToPs2(uint32_t key, bool down, bool &cur_shift, std::list< uint8_t > &keys)
Definition: types.cc:87
gem5::ps2::mouse::ID
const std::vector< uint8_t > ID
Definition: types.cc:52
std::vector< uint8_t >
gem5::ps2::keySymToPs2Byte
static const uint16_t keySymToPs2Byte[128]
Table to convert simple key symbols (0x00XX) into ps2 bytes.
Definition: types.cc:61
gem5::ArmISA::shift
Bitfield< 6, 5 > shift
Definition: types.hh:117
gem5::ps2::UpperKeys
const uint32_t UpperKeys
Definition: types.cc:84
gem5::ps2::ShiftKey
const uint8_t ShiftKey
Definition: types.cc:81
gem5::ps2::keys
bool bool std::list< uint8_t > & keys
Definition: types.hh:134
gem5::ps2::BreakKey
const uint8_t BreakKey
Definition: types.cc:82
logging.hh
gem5::ps2::cur_shift
bool bool & cur_shift
Definition: types.hh:133
std::list
STL list class.
Definition: stl.hh:51
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: gpu_translation_state.hh:37
gem5::ps2::down
bool down
Definition: types.hh:133
gem5::ps2::ExtendedKey
const uint8_t ExtendedKey
Definition: types.cc:83
gem5::ps2::keyboard::ID
const std::vector< uint8_t > ID
Definition: types.cc:51
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