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/*
* Copyright © 2013 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; version 2 of the License.
*
* 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.
*/
#ifndef _AO_ARCH_H_
#define _AO_ARCH_H_
#include <lpc.h>
/*
* LPC11U14 definitions and code fragments for AltOS
*/
#ifndef AO_STACK_SIZE
#define AO_STACK_SIZE 512
#endif
#define AO_PORT_TYPE uint32_t
#define AO_LED_TYPE AO_PORT_TYPE
#ifndef AO_TICK_TYPE
#define AO_TICK_TYPE uint16_t
#define AO_TICK_SIGNED int16_t
#endif
/* Various definitions to make GCC look more like SDCC */
#define ao_arch_naked_declare __attribute__((naked))
#define ao_arch_naked_define
#define __pdata
#define __data
#define __xdata
#define __code const
#define __reentrant
#define __interrupt(n)
#define __at(n)
#define ao_arch_reboot() arm_scb.aircr = ((0x05fa << 16) | \
(0 << 15) | \
(1 << 2) | \
(0 << 1))
#define ao_arch_nop() asm("nop")
#define ao_arch_interrupt(n) /* nothing */
#undef putchar
#undef getchar
#define putchar(c) ao_putchar(c)
#define getchar ao_getchar
extern void putchar(char c);
extern char getchar(void);
/*
* ao_romconfig.c
*/
#define AO_ROMCONFIG_VERSION 2
#define AO_ROMCONFIG_SYMBOL(a) __attribute__((section(".romconfig"))) const
extern const uint16_t ao_romconfig_version;
extern const uint16_t ao_romconfig_check;
extern const uint16_t ao_serial_number;
extern const uint32_t ao_radio_cal;
#define ao_arch_task_members\
uint32_t *sp; /* saved stack pointer */
#define ao_arch_block_interrupts() asm("cpsid i")
#define ao_arch_release_interrupts() asm("cpsie i")
/*
* For now, we're running at a weird frequency
*/
#if AO_HSE
#define AO_PLLSRC AO_HSE
#else
#define AO_PLLSRC STM_HSI_FREQ
#endif
#define AO_PLLVCO (AO_PLLSRC * AO_PLLMUL)
#define AO_SYSCLK (AO_PLLVCO / AO_PLLDIV)
#define AO_HCLK (AO_SYSCLK / AO_AHB_PRESCALER)
#define AO_PCLK1 (AO_HCLK / AO_APB1_PRESCALER)
#define AO_PCLK2 (AO_HCLK / AO_APB2_PRESCALER)
#if AO_APB1_PRESCALER == 1
#define AO_TIM23467_CLK AO_PCLK1
#else
#define AO_TIM23467_CLK (2 * AO_PCLK1)
#endif
#if AO_APB2_PRESCALER == 1
#define AO_TIM91011_CLK AO_PCLK2
#else
#define AO_TIM91011_CLK (2 * AO_PCLK2)
#endif
#define AO_LPC_NVIC_HIGH_PRIORITY 0
#define AO_LPC_NVIC_CLOCK_PRIORITY 1
#define AO_LPC_NVIC_MED_PRIORITY 2
#define AO_LPC_NVIC_LOW_PRIORITY 3
void
ao_adc_init(void);
#define AO_USB_OUT_EP 2
#define AO_USB_IN_EP 3
extern uint8_t ao_usb_out_avail;
void
ao_serial_init(void);
/* SPI definitions */
#define AO_SPI_SPEED_12MHz 4
#define AO_SPI_SPEED_8MHz 6
#define AO_SPI_SPEED_6MHz 8
#define AO_SPI_SPEED_4MHz 12
#define AO_SPI_SPEED_2MHz 24
#define AO_SPI_SPEED_1MHz 48
#define AO_SPI_SPEED_500kHz 96
#define AO_SPI_SPEED_250kHz 192
#define AO_SPI_SPEED_125kHz 384
#define AO_SPI_SPEED_62500Hz 768
#define AO_SPI_SPEED_FAST AO_SPI_SPEED_12MHz
#define AO_BOOT_APPLICATION_BASE ((uint32_t *) 0x00001000)
#define AO_BOOT_APPLICATION_BOUND ((uint32_t *) (0x00000000 + 32 * 1024))
#define AO_BOOT_LOADER_BASE ((uint32_t *) 0x00000000)
#define HAS_BOOT_LOADER 1
/* ADC definitions */
#define AO_ADC_MAX 32767
#endif /* _AO_ARCH_H_ */
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