2 * Copyright © 2009 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License
8 * This program is distributed in the hope that it will be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
26 #define DATA_TO_XDATA(a) ((void __xdata *) ((uint8_t) (a) | 0xff00))
28 #define AO_STACK_START 0x27
29 #define AO_STACK_END 0xfe
30 #define AO_STACK_SIZE (AO_STACK_END - AO_STACK_START + 1)
34 uint8_t stack[AO_STACK_SIZE];
38 #define AO_NUM_TASKS 10
40 #define AO_ERROR_NO_TASK 1
42 #define ao_interrupt_disable() (EA = 0)
43 #define ao_interrupt_enable() (EA = 1)
46 int ao_sleep(__xdata void *wchan);
47 int ao_wakeup(__xdata void *wchan);
48 void ao_add_task(__xdata struct ao_task * task, void (*start)(void));
49 void ao_start_scheduler(void);
50 void ao_yield(void) _naked;
51 void ao_panic(uint8_t reason);
55 volatile __data uint16_t ao_time;
57 void ao_timer_isr(void) interrupt 9;
58 void ao_timer_init(void);
59 uint16_t ao_time_atomic(void);
60 void ao_delay(uint16_t ticks);
76 extern __xdata struct ao_adc ao_adc_ring[ADC_RING];
77 extern __data uint8_t ao_adc_head;
79 void ao_adc_isr(void) interrupt 1;
80 void ao_adc_init(void);
81 void ao_adc_poll(void);
82 void ao_adc_get(__xdata struct ao_adc *packet);