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/*
* Copyright © 2012 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.
*/
#ifndef _AO_ARCH_H_
#define _AO_ARCH_H_
#include <stdio.h>
#include <stm32l.h>
/*
* STM32L definitions and code fragments for AltOS
*/
#ifndef AO_STACK_SIZE
#define AO_STACK_SIZE 512
#endif
#define AO_PORT_TYPE uint16_t
/* Various definitions to make GCC look more like SDCC */
#define ao_arch_naked_declare __attribute__((naked))
#define ao_arch_naked_define
#define __interrupt(n)
#define __at(n)
#define ao_arch_reboot() \
(stm_scb.aircr = ((STM_SCB_AIRCR_VECTKEY_KEY << STM_SCB_AIRCR_VECTKEY) | \
(1 << STM_SCB_AIRCR_SYSRESETREQ)))
#define ao_arch_nop() asm("nop")
#define ao_arch_interrupt(n) /* nothing */
/*
* ao_romconfig.c
*/
#define AO_ROMCONFIG_SYMBOL __attribute__((section(".romconfig"))) const
/*
* For now, we're running at a weird frequency
*/
#ifndef AO_HSE
#error High speed frequency undefined
#endif
#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)
#define AO_SYSTICK (AO_HCLK / 8)
#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
/* The stm32l implements only 4 bits of the priority fields */
#if AO_NONMASK_INTERRUPT
#define AO_STM_NVIC_NONMASK_PRIORITY 0x00
/* Set the basepri register to this value to mask all
* non-maskable priorities
*/
#define AO_STM_NVIC_BASEPRI_MASK 0x10
#endif
#define AO_STM_NVIC_HIGH_PRIORITY 0x40
#define AO_STM_NVIC_MED_PRIORITY 0x80
#define AO_STM_NVIC_LOW_PRIORITY 0xC0
#define AO_STM_NVIC_CLOCK_PRIORITY 0xf0
void ao_lcd_stm_init(void);
void ao_lcd_font_init(void);
void ao_lcd_font_string(char *s);
extern const uint32_t ao_radio_cal;
void
ao_adc_init(void);
/* ADC maximum reported value */
#define AO_ADC_MAX 4095
#define AO_BOOT_APPLICATION_BASE ((uint32_t *) 0x08001000)
#define AO_BOOT_APPLICATION_BOUND ((uint32_t *) (0x08000000 + stm_flash_size()))
#define AO_BOOT_LOADER_BASE ((uint32_t *) 0x08000000)
#define HAS_BOOT_LOADER 1
#ifndef AO_LED_TYPE
#define AO_LED_TYPE uint16_t
#endif
#endif /* _AO_ARCH_H_ */
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