-/*\r
- SHARP MZ-2800 Emulator 'EmuZ-2800'\r
-\r
- Author : Takeda.Toshiya\r
- Date : 2007.08.13 -\r
-\r
- [ keyboard ]\r
-*/\r
-\r
-#include "keyboard.h"\r
-#include "../i8255.h"\r
-#include "../z80pio.h"\r
-\r
-static const int key_map[14][8] = {\r
- {0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77},\r
- {0x78, 0x79, 0x68, 0x69, 0x6c, 0x6e, 0x6b, 0x6d},\r
- {0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67},\r
- {0x09, 0x20, 0x0d, 0x26, 0x28, 0x25, 0x27, 0x13},\r
- {0xbf, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47},\r
- {0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f},\r
- {0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57},\r
- {0x58, 0x59, 0x5a, 0xde, 0xdc, 0xe2, 0xbe, 0xbc},\r
- {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37},\r
- {0x38, 0x39, 0xba, 0xbb, 0xbd, 0xc0, 0xdb, 0x00},\r
- {0xdd, 0x7b, 0x24, 0x2e, 0x08, 0x1b, 0x6a, 0x6f},\r
- {0xa4, 0x14, 0x10, 0x15, 0xa2, 0x00, 0x00, 0x00},\r
- {0x1d, 0x1c, 0x00, 0xa3, 0xa5, 0x00, 0x00, 0x00},\r
- {0x19, 0x7a, 0x00, 0x7c, 0x7d, 0x7e, 0x7d, 0x00}\r
-};\r
-\r
-void KEYBOARD::initialize()\r
-{\r
- key_stat = emu->key_buffer();\r
- column = 0;\r
- register_frame_event(this);\r
-}\r
-\r
-void KEYBOARD::write_signal(int id, uint32 data, uint32 mask)\r
-{\r
- if(id == SIG_KEYBOARD_COLUMN) {\r
- column = data & mask; // from z80pio port a\r
- create_keystat();\r
- }\r
-}\r
-\r
-void KEYBOARD::event_frame()\r
-{\r
- // update key status\r
- uint8 buf[256];\r
- memcpy(buf, key_stat, sizeof(buf));\r
- \r
- if(!buf[0x10] && buf[0x21]) {\r
- buf[0x7c] = 0x80; // PAGE UP -> F13\r
- }\r
- if(!buf[0x10] && buf[0x22]) {\r
- buf[0x7d] = 0x80; // PAGE UP -> F14\r
- }\r
- if(buf[0x10] && buf[0x21]) {\r
- buf[0x7e] = 0x80; // SHIFT + PAGE UP -> F15\r
- }\r
- if(buf[0x10] && buf[0x22]) {\r
- buf[0x7f] = 0x80; // SHIFT + PAGE DOWN -> F16\r
- }\r
- if(buf[0x2d]) {\r
- buf[0x10] = buf[0x2e] = 0x80; // INS -> SHIFT + DEL\r
- }\r
- buf[0] = 0;\r
- \r
- keys[0xf] = 0xff;\r
- for(int i = 0; i <= 0xd; i++) {\r
- uint8 tmp = 0;\r
- for(int j = 0; j < 8; j++) {\r
- tmp |= (buf[key_map[i][j]]) ? 0 : (1 << j);\r
- }\r
- keys[i] = tmp;\r
- keys[0xf] &= tmp;\r
- }\r
- create_keystat();\r
-}\r
-\r
-void KEYBOARD::create_keystat()\r
-{\r
- uint8 val = (!(column & 0x10)) ? keys[0xf] : ((column & 0xf) > 0xd) ? 0xff : keys[column & 0xf];\r
- d_pio0->write_signal(SIG_I8255_PORT_B, val, 0x80); // to i8255 port b\r
- d_pio1->write_signal(SIG_Z80PIO_PORT_B, val, 0xff); // to z80pio port b\r
-}\r
-\r
+/*
+ SHARP MZ-2800 Emulator 'EmuZ-2800'
+
+ Author : Takeda.Toshiya
+ Date : 2007.08.13 -
+
+ [ keyboard ]
+*/
+
+#include "keyboard.h"
+#include "../i8255.h"
+#include "../z80pio.h"
+
+namespace MZ2800 {
+
+static const int key_map[14][8] = {
+ {0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77},
+ {0x78, 0x79, 0x68, 0x69, 0x6c, 0x6e, 0x6b, 0x6d},
+ {0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67},
+ {0x09, 0x20, 0x0d, 0x26, 0x28, 0x25, 0x27, 0x13},
+ {0xbf, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47},
+ {0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f},
+ {0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57},
+ {0x58, 0x59, 0x5a, 0xde, 0xdc, 0xe2, 0xbe, 0xbc},
+ {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37},
+ {0x38, 0x39, 0xba, 0xbb, 0xbd, 0xc0, 0xdb, 0x00},
+ {0xdd, 0x7b, 0x24, 0x2e, 0x08, 0x1b, 0x6a, 0x6f},
+ {0xa4, 0x14, 0x10, 0x15, 0xa2, 0x00, 0x00, 0x00},
+ {0x1d, 0x1c, 0x00, 0xa3, 0xa5, 0x00, 0x00, 0x00},
+ {0x19, 0x7a, 0x00, 0x7c, 0x7d, 0x7e, 0x7d, 0x00}
+};
+
+void KEYBOARD::initialize()
+{
+ key_stat = emu->get_key_buffer();
+ column = 0;
+ register_frame_event(this);
+}
+
+void KEYBOARD::write_signal(int id, uint32_t data, uint32_t mask)
+{
+ if(id == SIG_KEYBOARD_COLUMN) {
+ column = data & mask; // from z80pio port a
+ create_keystat();
+ }
+}
+
+void KEYBOARD::event_frame()
+{
+ // update key status
+ uint8_t buf[256];
+ memcpy(buf, key_stat, sizeof(buf));
+
+ if(!buf[0x10] && buf[0x21]) {
+ buf[0x7c] = 0x80; // PAGE UP -> F13
+ }
+ if(!buf[0x10] && buf[0x22]) {
+ buf[0x7d] = 0x80; // PAGE UP -> F14
+ }
+ if(buf[0x10] && buf[0x21]) {
+ buf[0x7e] = 0x80; // SHIFT + PAGE UP -> F15
+ }
+ if(buf[0x10] && buf[0x22]) {
+ buf[0x7f] = 0x80; // SHIFT + PAGE DOWN -> F16
+ }
+ if(buf[0x2d]) {
+ buf[0x10] = buf[0x2e] = 0x80; // INS -> SHIFT + DEL
+ }
+ buf[0] = 0;
+
+ keys[0xf] = 0xff;
+ for(int i = 0; i <= 0xd; i++) {
+ uint8_t tmp = 0;
+ for(int j = 0; j < 8; j++) {
+ tmp |= (buf[key_map[i][j]]) ? 0 : (1 << j);
+ }
+ keys[i] = tmp;
+ keys[0xf] &= tmp;
+ }
+ create_keystat();
+}
+
+void KEYBOARD::create_keystat()
+{
+ uint8_t val = (!(column & 0x10)) ? keys[0xf] : ((column & 0xf) > 0xd) ? 0xff : keys[column & 0xf];
+ d_pio0->write_signal(SIG_I8255_PORT_B, val, 0x80); // to i8255 port b
+ d_pio1->write_signal(SIG_Z80PIO_PORT_B, val, 0xff); // to z80pio port b
+}
+
+#define STATE_VERSION 1
+
+bool KEYBOARD::process_state(FILEIO* state_fio, bool loading)
+{
+ if(!state_fio->StateCheckUint32(STATE_VERSION)) {
+ return false;
+ }
+ if(!state_fio->StateCheckInt32(this_device_id)) {
+ return false;
+ }
+ state_fio->StateUint8(column);
+ return true;
+}
+
+}
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