| | 1 | /* |
| | 2 | * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de> |
| | 3 | * |
| | 4 | * SPDX-License-Identifier: GPL-2.0 |
| | 5 | */ |
| | 6 | |
| | 7 | #ifndef COMMON_H |
| | 8 | #define COMMON_H |
| | 9 | |
| | 10 | #include <stdio.h> |
| | 11 | #include <stdint.h> |
| | 12 | #include <stdbool.h> |
| | 13 | #include <string.h> |
| | 14 | #include <stdlib.h> |
| | 15 | #include "errnum.h" |
| | 16 | |
| | 17 | #define GCC_VERSION (__GNUC__*10000 + __GNUC_MINOR__*100 + __GNUC_PATCHLEVEL__) |
| | 18 | |
| | 19 | #define USED __attribute__((used)) |
| | 20 | #define UNUSED __attribute__((unused)) |
| | 21 | |
| | 22 | #ifdef __AVR__ |
| | 23 | #include <avr/io.h> |
| | 24 | #include <avr/pgmspace.h> |
| | 25 | #include <util/delay.h> |
| | 26 | |
| | 27 | #define udelay(n) _delay_us(n) |
| | 28 | |
| | 29 | struct bits { |
| | 30 | uint8_t b0:1; |
| | 31 | uint8_t b1:1; |
| | 32 | uint8_t b2:1; |
| | 33 | uint8_t b3:1; |
| | 34 | uint8_t b4:1; |
| | 35 | uint8_t b5:1; |
| | 36 | uint8_t b6:1; |
| | 37 | uint8_t b7:1; |
| | 38 | } __attribute__((__packed__)); |
| | 39 | |
| | 40 | #define SBIT(port,pin) ((*(volatile struct bits*)&port).b##pin) |
| | 41 | |
| | 42 | //GCC bug PR61443 |
| | 43 | // Known to work: 4.8.4, 4.9.1 |
| | 44 | // Known to fail: 4.8.3, 4.9.0 |
| | 45 | |
| | 46 | #if (GCC_VERSION < 40804) || (GCC_VERSION == 40900) |
| | 47 | #define GCC_BUG_61443 1 |
| | 48 | #endif /* PR61443 */ |
| | 49 | |
| | 50 | #define DEVICE_NAME __AVR_DEVICE_NAME__ |
| | 51 | |
| | 52 | #else |
| | 53 | // TODO: stm32 |
| | 54 | #endif /* __AVR__ */ |
| | 55 | |
| | 56 | #ifdef __FLASH |
| | 57 | #define FLASH __flash |
| | 58 | #define MEMX __memx |
| | 59 | #else |
| | 60 | #define FLASH |
| | 61 | #define MEMX |
| | 62 | #endif |
| | 63 | |
| | 64 | #define stringify(s) tostring(s) |
| | 65 | #define tostring(s) #s |
| | 66 | |
| | 67 | #define FSTR(X) ((const FLASH char[]) { X } ) |
| | 68 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) |
| | 69 | |
| | 70 | #define MIN(a,b) ({ typeof (a) _a = (a); \ |
| | 71 | typeof (b) _b = (b); \ |
| | 72 | _a < _b ? _a : _b; }) |
| | 73 | #define MAX(a,b) ({ typeof (a) _a = (a); \ |
| | 74 | typeof (b) _b = (b); \ |
| | 75 | _a > _b ? _a : _b; }) |
| | 76 | |
| | 77 | #ifdef __AVR__ |
| | 78 | #define Stat GPIOR0 |
| | 79 | #else |
| | 80 | extern volatile uint_least8_t Stat; |
| | 81 | #endif /* __AVR__ */ |
| | 82 | |
| | 83 | #define S_10MS_TO (1<<0) |
| | 84 | #define S_MSG_PENDING (1<<1) |
| | 85 | #define S_CON_PENDING (1<<3) |
| | 86 | #define S_RESET_POLARITY (1<<4) |
| | 87 | |
| | 88 | static inline |
| | 89 | int my_puts(const char *s) |
| | 90 | { |
| | 91 | return fputs(s, stdout); |
| | 92 | } |
| | 93 | |
| | 94 | static inline |
| | 95 | int my_puts_P(const char *s) |
| | 96 | { |
| | 97 | #ifdef __AVR__ |
| | 98 | return fputs_P(s, stdout); |
| | 99 | #else |
| | 100 | return fputs(s, stdout); |
| | 101 | #endif /* __AVR__ */ |
| | 102 | } |
| | 103 | |
| | 104 | #endif /* COMMON_H */ |
projects / z180-stamp.git / blame_incremental