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Rev 4148 | Rev 4223 | ||
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Line 39... | Line 39... | ||
39 | #include <arch/drivers/pic.h> |
39 | #include <arch/drivers/pic.h> |
40 | #include <sysinfo/sysinfo.h> |
40 | #include <sysinfo/sysinfo.h> |
41 | #include <interrupt.h> |
41 | #include <interrupt.h> |
42 | #include <stdarg.h> |
42 | #include <stdarg.h> |
43 | #include <ddi/device.h> |
43 | #include <ddi/device.h> |
- | 44 | #include <string.h> |
|
44 | 45 | ||
45 | #define CUDA_IRQ 10 |
46 | #define CUDA_IRQ 10 |
46 | #define SPECIAL '?' |
- | |
47 | 47 | ||
48 | #define PACKET_ADB 0x00 |
48 | #define PACKET_ADB 0x00 |
49 | #define PACKET_CUDA 0x01 |
49 | #define PACKET_CUDA 0x01 |
50 | 50 | ||
51 | #define CUDA_POWERDOWN 0x0a |
51 | #define CUDA_POWERDOWN 0x0a |
52 | #define CUDA_RESET 0x11 |
52 | #define CUDA_RESET 0x11 |
53 | 53 | ||
54 | #define RS 0x200 |
54 | #define RS 0x200 |
55 | #define B (0 * RS) |
55 | #define B (0 * RS) |
56 | #define A (1 * RS) |
56 | #define A (1 * RS) |
57 | #define SR (10 * RS) |
57 | #define SR (10 * RS) |
58 | #define ACR (11 * RS) |
58 | #define ACR (11 * RS) |
59 | 59 | ||
60 | #define SR_OUT 0x10 |
60 | #define SR_OUT 0x10 |
61 | #define TACK 0x10 |
61 | #define TACK 0x10 |
62 | #define TIP 0x20 |
62 | #define TIP 0x20 |
63 | 63 | ||
- | 64 | #define SCANCODES 128 |
|
64 | 65 | ||
65 | static volatile uint8_t *cuda = NULL; |
66 | static volatile uint8_t *cuda = NULL; |
66 | static irq_t cuda_irq; /**< Cuda's IRQ. */ |
67 | static irq_t cuda_irq; /**< Cuda's IRQ. */ |
67 | 68 | ||
192 | }; |
150 | }; |
193 | 151 | ||
194 | - | ||
195 | static void receive_packet(uint8_t *kind, index_t count, uint8_t data[]) |
152 | static void receive_packet(uint8_t *kind, index_t count, uint8_t data[]) |
196 | { |
153 | { |
197 | cuda[B] = cuda[B] & ~TIP; |
154 | cuda[B] = cuda[B] & ~TIP; |
198 | *kind = cuda[SR]; |
155 | *kind = cuda[SR]; |
199 | 156 | ||
Line 202... | Line 159... | ||
202 | data[i] = cuda[SR]; |
159 | data[i] = cuda[SR]; |
203 | 160 | ||
204 | cuda[B] = cuda[B] | TIP; |
161 | cuda[B] = cuda[B] | TIP; |
205 | } |
162 | } |
206 | 163 | ||
207 | - | ||
208 | static indev_t kbrd; |
164 | static indev_t kbrd; |
209 | static indev_operations_t ops = { |
165 | static indev_operations_t ops = { |
210 | .poll = NULL |
166 | .poll = NULL |
211 | }; |
167 | }; |
212 | 168 | ||
213 | - | ||
214 | int cuda_get_scancode(void) |
169 | int cuda_get_scancode(void) |
215 | { |
170 | { |
216 | if (cuda) { |
171 | if (cuda) { |
217 | uint8_t kind; |
172 | uint8_t kind; |
218 | uint8_t data[4]; |
173 | uint8_t data[4]; |
Line 261... | Line 216... | ||
261 | sysinfo_set_item_val("kbd", NULL, true); |
216 | sysinfo_set_item_val("kbd", NULL, true); |
262 | sysinfo_set_item_val("kbd.inr", NULL, CUDA_IRQ); |
217 | sysinfo_set_item_val("kbd.inr", NULL, CUDA_IRQ); |
263 | sysinfo_set_item_val("kbd.address.virtual", NULL, base); |
218 | sysinfo_set_item_val("kbd.address.virtual", NULL, base); |
264 | } |
219 | } |
265 | 220 | ||
266 | - | ||
267 | static void send_packet(const uint8_t kind, count_t count, ...) |
221 | static void send_packet(const uint8_t kind, count_t count, ...) |
268 | { |
222 | { |
269 | index_t i; |
223 | index_t i; |
270 | va_list va; |
224 | va_list va; |
271 | 225 | ||
Line 285... | Line 239... | ||
285 | va_end(va); |
239 | va_end(va); |
286 | 240 | ||
287 | cuda[B] = cuda[B] | TIP; |
241 | cuda[B] = cuda[B] | TIP; |
288 | } |
242 | } |
289 | 243 | ||
290 | - | ||
291 | void cpu_halt(void) { |
244 | void cpu_halt(void) { |
292 | asm volatile ( |
245 | asm volatile ( |
293 | "b 0\n" |
246 | "b 0\n" |
294 | ); |
247 | ); |
295 | } |
248 | } |