2 * Copyright © 2023 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, either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
25 #define AO_STACK_SIZE 512
28 #define AO_PORT_TYPE uint16_t
30 #define ao_arch_naked_declare __attribute__((naked))
31 #define ao_arch_naked_define
32 #define __interrupt(n)
35 #define ao_arch_nop() asm("nop")
37 #define ao_arch_interrupt(n) /* nothing */
39 #define AO_ROMCONFIG_SYMBOL __attribute__((section(".init.1"))) const
40 #define AO_USBCONFIG_SYMBOL __attribute__((section(".init.2"))) const
42 #define AO_SYSTICK (AO_HCLK / 8)
44 #if AO_NONMASK_INTERRUPT
45 #define AO_STM_NVIC_NONMASK_PRIORITY 0x00
47 /* Set the basepri register to this value to mask all
48 * non-maskable priorities
50 #define AO_STM_NVIC_BASEPRI_MASK 0x10
53 #define AO_STM_NVIC_HIGH_PRIORITY 0x40
54 #define AO_STM_NVIC_MED_PRIORITY 0x80
55 #define AO_STM_NVIC_LOW_PRIORITY 0xC0
56 #define AO_STM_NVIC_CLOCK_PRIORITY 0xf0
58 #define AO_PCLK1 AO_APB1CLK
59 #define AO_PCLK2 AO_APB2CLK
61 #if AO_RCC_CFGR_PPRE1_DIV == STM_RCC_CFGR_PPRE1_DIV_1
62 #define AO_TIM23467_CLK AO_APB1CLK
64 #define AO_TIM23467_CLK (2 * AO_APB1CLK)
67 /* ADC maximum reported value */
68 #define AO_ADC_MAX 4095
70 #define AO_BOOT_APPLICATION_BASE ((uint32_t *) 0x08001000)
71 #define AO_BOOT_APPLICATION_BOUND ((uint32_t *) (0x08000000 + stm_flash_size()))
72 #define AO_BOOT_LOADER_BASE ((uint32_t *) 0x08000000)
73 #define HAS_BOOT_LOADER 1
75 #endif /* _AO_ARCH_H_ */