cpu_conf.h
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1 /*
2  * Copyright (C) 2014 Freie Universität Berlin, Hinnerk van Bruinehsen
3  * 2017 RWTH Aachen, Josua Arndt
4  * 2018 Matthew Blue
5  * 2023 Hugues Larrive
6  *
7  * This file is subject to the terms and conditions of the GNU Lesser
8  * General Public License v2.1. See the file LICENSE in the top level
9  * directory for more details.
10  */
11 
27 #ifndef CPU_CONF_H
28 #define CPU_CONF_H
29 
30 #include "atmega_regs_common.h"
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #ifndef THREAD_EXTRA_STACKSIZE_PRINTF
37 #define THREAD_EXTRA_STACKSIZE_PRINTF (64)
38 #endif
39 
48 #ifndef THREAD_STACKSIZE_DEFAULT
49 #define THREAD_STACKSIZE_DEFAULT (128)
50 #endif
51 
52 /* keep THREAD_STACKSIZE_IDLE > THREAD_EXTRA_STACKSIZE_PRINTF
53  * to avoid not printing of debug in interrupts
54  */
55 #ifndef THREAD_STACKSIZE_IDLE
56 #if MODULE_XTIMER || MODULE_ZTIMER || MODULE_ZTIMER64
57 /* For AVR no ISR stack is used, hence an IRQ will victimize the stack of
58  * whatever thread happens to be running with the IRQ kicks in. If more than
59  * trivial stuff is needed to be done in ISRs (e.g. when soft timers are used),
60  * the idle stack will overflow.
61  */
62 #define THREAD_STACKSIZE_IDLE (192)
63 #else
64 #define THREAD_STACKSIZE_IDLE (96)
65 #endif
66 #endif
72 #define PUF_SRAM_ATTRIBUTES __attribute__((used, section(".noinit")))
73 
77 #define HAVE_HEAP_STATS
78 
82 #define IRQ_API_INLINED (1)
83 
84 #ifndef DOXYGEN
85 #define HAS_FLASH_UTILS_ARCH 1
86 #endif
87 
88 #ifdef __cplusplus
89 }
90 #endif
91 
92 #endif /* CPU_CONF_H */
atmega_regs_common.h
CMSIS style register definitions for the atmega family.