+++ /dev/null
-/*
- * Copyright © 2011 Keith Packard <keithp@keithp.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-
-/*
- * CC1111 definitions and code fragments for AltOS
- */
-
-#ifndef _AO_ARCH_H_
-#define _AO_ARCH_H_
-
-#include "cc1111.h"
-
-/* Convert a __data pointer into an __xdata pointer */
-#define DATA_TO_XDATA(a) ((void __xdata *) ((uint8_t) (a) | 0xff00))
-
-/* Code and xdata use the same address space */
-#define CODE_TO_XDATA(a) ((__xdata void *) ((uint16_t) (a)))
-
-/* Pdata lives at the start of xdata */
-#define PDATA_TO_XDATA(a) ((void __xdata *) ((uint8_t) (a) | 0xf000))
-
-/* Stack runs from above the allocated __data space to 0xfe, which avoids
- * writing to 0xff as that triggers the stack overflow indicator
- */
-#define AO_STACK_START 0x90
-#define AO_STACK_END 0xfe
-#define AO_STACK_SIZE (AO_STACK_END - AO_STACK_START + 1)
-
-#define AO_PORT_TYPE uint8_t
-
-#define ao_arch_reboot() do { \
- WDCTL = WDCTL_EN | WDCTL_MODE_WATCHDOG | WDCTL_INT_64; \
- ao_delay(AO_SEC_TO_TICKS(2)); \
- } while (0)
-
-#define ao_arch_nop() __asm nop __endasm
-#define ao_arch_interrupt(n) __interrupt n
-
-#define ao_arch_naked_declare __naked
-#define ao_arch_naked_define __naked
-
-/* CC1111-specific drivers */
-
-/*
- * ao_romconfig.c
- */
-
-#define AO_ROMCONFIG_VERSION 2
-
-#define AO_ROMCONFIG_SYMBOL(a) __code __at(a)
-
-extern AO_ROMCONFIG_SYMBOL(0x00a0) uint16_t ao_romconfig_version;
-extern AO_ROMCONFIG_SYMBOL(0x00a2) uint16_t ao_romconfig_check;
-extern AO_ROMCONFIG_SYMBOL(0x00a4) uint16_t ao_serial_number;
-extern AO_ROMCONFIG_SYMBOL(0x00a6) uint32_t ao_radio_cal;
-
-#ifndef HAS_USB
-#error Please define HAS_USB
-#endif
-
-#define ao_arch_task_members\
- uint8_t stack_count; /* amount of saved stack */
-
-/* Initialize stack */
-#define ao_arch_init_stack(task, start) { \
- uint8_t __xdata *stack = task->stack; \
- uint8_t t; \
- *stack++ = ((uint16_t) start); /* 0 */ \
- *stack++ = ((uint16_t) start) >> 8; /* 1 */ \
- \
- /* and the stuff saved by ao_switch */ \
- *stack++ = 0; /* 2 acc */ \
- *stack++ = 0x80; /* 3 IE */ \
- \
- /* 4 DPL \
- * 5 DPH \
- * 6 B \
- * 7 R2 \
- * 8 R3 \
- * 9 R4 \
- * 10 R5 \
- * 11 R6 \
- * 12 R7 \
- * 13 R0 \
- * 14 R1 \
- * 15 PSW \
- * 16 BP \
- */ \
- for (t = 0; t < 13; t++) \
- *stack++ = 0; \
- task->stack_count = 17; \
- }
-
-
-
-/* Save current context */
-
-#define ao_arch_save_regs() \
- __asm \
- /* Push ACC first, as when restoring the context it must be restored \
- * last (it is used to set the IE register). */ \
- push ACC \
- push _IEN0 \
- push DPL \
- push DPH \
- push b \
- push ar2 \
- push ar3 \
- push ar4 \
- push ar5 \
- push ar6 \
- push ar7 \
- push ar0 \
- push ar1 \
- push PSW \
- __endasm; \
- PSW = 0; \
- __asm \
- push _bp \
- __endasm
-
-#define ao_arch_save_stack() { \
- uint8_t stack_len; \
- __data uint8_t *stack_ptr; \
- __xdata uint8_t *save_ptr; \
- /* Save the current stack */ \
- stack_len = SP - (AO_STACK_START - 1); \
- ao_cur_task->stack_count = stack_len; \
- stack_ptr = (uint8_t __data *) AO_STACK_START; \
- save_ptr = (uint8_t __xdata *) ao_cur_task->stack; \
- do \
- *save_ptr++ = *stack_ptr++; \
- while (--stack_len); \
- }
-
-/* Empty the stack; might as well let interrupts have the whole thing */
-#define ao_arch_isr_stack() (SP = AO_STACK_START - 1)
-
-#define ao_arch_block_interrupts() __asm clr _EA __endasm
-#define ao_arch_release_interrupts() __asm setb _EA __endasm
-
-/* Idle the CPU, waking when an interrupt occurs */
-#define ao_arch_wait_interrupt() do { \
- ao_arch_release_interrupts(); \
- (PCON = PCON_IDLE); \
- ao_arch_block_interrupts(); \
- } while (0)
-
-#define ao_arch_restore_stack() { \
- uint8_t stack_len; \
- __data uint8_t *stack_ptr; \
- __xdata uint8_t *save_ptr; \
- \
- /* Restore the old stack */ \
- stack_len = ao_cur_task->stack_count; \
- SP = AO_STACK_START - 1 + stack_len; \
- \
- stack_ptr = (uint8_t __data *) AO_STACK_START; \
- save_ptr = (uint8_t __xdata *) ao_cur_task->stack; \
- do \
- *stack_ptr++ = *save_ptr++; \
- while (--stack_len); \
- \
- __asm \
- pop _bp \
- pop PSW \
- pop ar1 \
- pop ar0 \
- pop ar7 \
- pop ar6 \
- pop ar5 \
- pop ar4 \
- pop ar3 \
- pop ar2 \
- pop b \
- pop DPH \
- pop DPL \
- /* The next byte of the stack is the IE register. Only the global \
- enable bit forms part of the task context. Pop off the IE then set \
- the global enable bit to match that of the stored IE register. */ \
- pop ACC \
- JB ACC.7,0098$ \
- CLR _EA \
- LJMP 0099$ \
- 0098$: \
- SETB _EA \
- 0099$: \
- /* Finally restore ACC, which was the first register saved. */ \
- pop ACC \
- ret \
- __endasm; \
-}
-
-#define ao_arch_critical(b) __critical { b }
-
-#define AO_DATA_RING 32
-
-/* ao_button.c */
-#ifdef HAS_BUTTON
-void
-ao_p0_isr(void) ao_arch_interrupt(13);
-
-void
-ao_p1_isr(void) ao_arch_interrupt(15);
-
-void
-ao_p2_isr(void);
-
-#define HAS_P2_ISR 1
-
-#endif
-
-void
-ao_button_init(void);
-
-char
-ao_button_get(uint16_t timeout) __critical;
-
-void
-ao_button_clear(void) __critical;
-
-/* console I/O funcs */
-#define ao_getchar getchar
-#define ao_putchar putchar
-
-/* ao_string.c */
-
-void
-_ao_xmemcpy(__xdata void *dst, __xdata void *src, uint16_t count);
-
-#define ao_xmemcpy(d,s,c) _ao_xmemcpy(d,s,c)
-
-void
-_ao_xmemset(__xdata void *dst, uint8_t value, uint16_t count);
-
-#define ao_xmemset(d,v,c) _ao_xmemset(d,v,c)
-
-int8_t
-_ao_xmemcmp(__xdata void *a, __xdata void *b, uint16_t count);
-
-#define ao_xmemcmp(d,s,c) _ao_xmemcmp((d), (s), (c))
-
-struct ao_serial_speed {
- uint8_t baud;
- uint8_t gcr;
-};
-
-extern const __code struct ao_serial_speed ao_serial_speeds[];
-
-/*
- * ao_dma.c
- */
-
-/* Allocate a DMA channel. the 'done' parameter will be set when the
- * dma is finished and will be used to wakeup any waiters
- */
-
-uint8_t
-ao_dma_alloc(__xdata uint8_t * done);
-
-/* Setup a DMA channel */
-void
-ao_dma_set_transfer(uint8_t id,
- void __xdata *srcaddr,
- void __xdata *dstaddr,
- uint16_t count,
- uint8_t cfg0,
- uint8_t cfg1);
-
-/* Start a DMA channel */
-void
-ao_dma_start(uint8_t id);
-
-/* Manually trigger a DMA channel */
-void
-ao_dma_trigger(uint8_t id);
-
-/* Abort a running DMA transfer */
-void
-ao_dma_abort(uint8_t id);
-
-/* DMA interrupt routine */
-void
-ao_dma_isr(void) ao_arch_interrupt(8);
-
-/* ao_adc.c */
-
-#if HAS_ADC
-/* The A/D interrupt handler */
-void
-ao_adc_isr(void) ao_arch_interrupt(1);
-#endif
-
-#if HAS_USB
-/* USB interrupt handler */
-void
-ao_usb_isr(void) ao_arch_interrupt(6);
-#endif
-
-#if HAS_SERIAL_0
-void
-ao_serial0_rx_isr(void) ao_arch_interrupt(2);
-
-void
-ao_serial0_tx_isr(void) ao_arch_interrupt(7);
-#endif
-
-#if HAS_SERIAL_1
-void
-ao_serial1_rx_isr(void) ao_arch_interrupt(3);
-
-void
-ao_serial1_tx_isr(void) ao_arch_interrupt(14);
-#endif
-
-#if HAS_EXTI_0
-void
-ao_p0_isr(void) __interrupt(13);
-#endif
-
-#define AO_ADC_MAX 32767
-
-#endif /* _AO_ARCH_H_ */
projects / fw / altos / blobdiff