diff options
Diffstat (limited to 'tmk_core/common/arm_atsam')
-rw-r--r-- | tmk_core/common/arm_atsam/bootloader.c | 19 | ||||
-rw-r--r-- | tmk_core/common/arm_atsam/eeprom.c | 98 | ||||
-rw-r--r-- | tmk_core/common/arm_atsam/printf.h | 8 | ||||
-rw-r--r-- | tmk_core/common/arm_atsam/suspend.c | 17 | ||||
-rw-r--r-- | tmk_core/common/arm_atsam/timer.c | 59 |
5 files changed, 201 insertions, 0 deletions
diff --git a/tmk_core/common/arm_atsam/bootloader.c b/tmk_core/common/arm_atsam/bootloader.c new file mode 100644 index 0000000000..5155d9ff04 --- /dev/null +++ b/tmk_core/common/arm_atsam/bootloader.c @@ -0,0 +1,19 @@ +/* Copyright 2017 Fred Sundvik + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#include "bootloader.h" + +void bootloader_jump(void) {} diff --git a/tmk_core/common/arm_atsam/eeprom.c b/tmk_core/common/arm_atsam/eeprom.c new file mode 100644 index 0000000000..61cc039efa --- /dev/null +++ b/tmk_core/common/arm_atsam/eeprom.c @@ -0,0 +1,98 @@ +/* Copyright 2017 Fred Sundvik + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#include "eeprom.h" + +#define EEPROM_SIZE 32 + +static uint8_t buffer[EEPROM_SIZE]; + +uint8_t eeprom_read_byte(const uint8_t *addr) { + uintptr_t offset = (uintptr_t)addr; + return buffer[offset]; +} + +void eeprom_write_byte(uint8_t *addr, uint8_t value) { + uintptr_t offset = (uintptr_t)addr; + buffer[offset] = value; +} + +uint16_t eeprom_read_word(const uint16_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p+1) << 8); +} + +uint32_t eeprom_read_dword(const uint32_t *addr) { + const uint8_t *p = (const uint8_t *)addr; + return eeprom_read_byte(p) | (eeprom_read_byte(p+1) << 8) + | (eeprom_read_byte(p+2) << 16) | (eeprom_read_byte(p+3) << 24); +} + +void eeprom_read_block(void *buf, const void *addr, uint32_t len) { + const uint8_t *p = (const uint8_t *)addr; + uint8_t *dest = (uint8_t *)buf; + while (len--) { + *dest++ = eeprom_read_byte(p++); + } +} + +void eeprom_write_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_write_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_write_block(const void *buf, void *addr, uint32_t len) { + uint8_t *p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} + +void eeprom_update_byte(uint8_t *addr, uint8_t value) { + eeprom_write_byte(addr, value); +} + +void eeprom_update_word(uint16_t *addr, uint16_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p, value >> 8); +} + +void eeprom_update_dword(uint32_t *addr, uint32_t value) { + uint8_t *p = (uint8_t *)addr; + eeprom_write_byte(p++, value); + eeprom_write_byte(p++, value >> 8); + eeprom_write_byte(p++, value >> 16); + eeprom_write_byte(p, value >> 24); +} + +void eeprom_update_block(const void *buf, void *addr, uint32_t len) { + uint8_t *p = (uint8_t *)addr; + const uint8_t *src = (const uint8_t *)buf; + while (len--) { + eeprom_write_byte(p++, *src++); + } +} diff --git a/tmk_core/common/arm_atsam/printf.h b/tmk_core/common/arm_atsam/printf.h new file mode 100644 index 0000000000..582c83bf54 --- /dev/null +++ b/tmk_core/common/arm_atsam/printf.h @@ -0,0 +1,8 @@ +#ifndef _PRINTF_H_ +#define _PRINTF_H_ + +#define __xprintf dpf +int dpf(const char *_Format, ...); + +#endif //_PRINTF_H_ + diff --git a/tmk_core/common/arm_atsam/suspend.c b/tmk_core/common/arm_atsam/suspend.c new file mode 100644 index 0000000000..01d1930ea5 --- /dev/null +++ b/tmk_core/common/arm_atsam/suspend.c @@ -0,0 +1,17 @@ +/* Copyright 2017 Fred Sundvik + * + * 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, see <http://www.gnu.org/licenses/>. + */ + + diff --git a/tmk_core/common/arm_atsam/timer.c b/tmk_core/common/arm_atsam/timer.c new file mode 100644 index 0000000000..bcfe5002c3 --- /dev/null +++ b/tmk_core/common/arm_atsam/timer.c @@ -0,0 +1,59 @@ +#include "samd51j18a.h" +#include "timer.h" +#include "tmk_core/protocol/arm_atsam/clks.h" + +void set_time(uint64_t tset) +{ + ms_clk = tset; +} + +void timer_init(void) +{ + ms_clk = 0; +} + +uint16_t timer_read(void) +{ + return (uint16_t)ms_clk; +} + +uint32_t timer_read32(void) +{ + return (uint32_t)ms_clk; +} + +uint64_t timer_read64(void) +{ + return ms_clk; +} + +uint16_t timer_elapsed(uint16_t tlast) +{ + return TIMER_DIFF_16(timer_read(), tlast); +} + +uint32_t timer_elapsed32(uint32_t tlast) +{ + return TIMER_DIFF_32(timer_read32(), tlast); +} + +uint32_t timer_elapsed64(uint32_t tlast) +{ + uint64_t tnow = timer_read64(); + return (tnow >= tlast ? tnow - tlast : UINT64_MAX - tlast + tnow); +} + +void timer_clear(void) +{ + ms_clk = 0; +} + +void wait_ms(uint64_t msec) +{ + CLK_delay_ms(msec); +} + +void wait_us(uint16_t usec) +{ + CLK_delay_us(usec); +} |