diff options
Diffstat (limited to 'platforms')
76 files changed, 3325 insertions, 740 deletions
diff --git a/platforms/arm_atsam/platform.mk b/platforms/arm_atsam/platform.mk index b49bf764d7..9462f517ae 100644 --- a/platforms/arm_atsam/platform.mk +++ b/platforms/arm_atsam/platform.mk @@ -24,13 +24,14 @@ COMPILEFLAGS += -fno-strict-aliasing COMPILEFLAGS += -mfloat-abi=hard COMPILEFLAGS += -mfpu=fpv4-sp-d16 COMPILEFLAGS += -mthumb +COMPILEFLAGS += -fno-builtin-printf #ALLOW_WARNINGS = yes CFLAGS += $(COMPILEFLAGS) CXXFLAGS += $(COMPILEFLAGS) -CXXFLAGS += -fno-exceptions -std=c++11 +CXXFLAGS += -fno-exceptions $(CXXSTANDARD) LDFLAGS +=-Wl,--gc-sections LDFLAGS += -Wl,-Map="%OUT%%PROJ_NAME%.map" diff --git a/platforms/avr/_wait.h b/platforms/avr/_wait.h index 683db6ae57..c1a598a428 100644 --- a/platforms/avr/_wait.h +++ b/platforms/avr/_wait.h @@ -17,6 +17,26 @@ #include <util/delay.h> +// http://ww1.microchip.com/downloads/en/devicedoc/atmel-0856-avr-instruction-set-manual.pdf +// page 22: Table 4-2. Arithmetic and Logic Instructions +/* + for (uint16_t i = times; i > 0; i--) { + __builtin_avr_delay_cycles(1); + } + + .L3: sbiw r24,0 // loop step 1 + brne .L4 // loop step 2 + ret + .L4: nop // __builtin_avr_delay_cycles(1); + sbiw r24,1 // loop step 3 + rjmp .L3 // loop step 4 +*/ + +#define AVR_sbiw_clocks 2 +#define AVR_rjmp_clocks 2 +#define AVR_brne_clocks 2 +#define AVR_WAIT_LOOP_OVERHEAD (AVR_sbiw_clocks + AVR_brne_clocks + AVR_sbiw_clocks + AVR_rjmp_clocks) + #define wait_ms(ms) \ do { \ if (__builtin_constant_p(ms)) { \ @@ -27,15 +47,15 @@ } \ } \ } while (0) -#define wait_us(us) \ - do { \ - if (__builtin_constant_p(us)) { \ - _delay_us(us); \ - } else { \ - for (uint16_t i = us; i > 0; i--) { \ - _delay_us(1); \ - } \ - } \ +#define wait_us(us) \ + do { \ + if (__builtin_constant_p(us)) { \ + _delay_us(us); \ + } else { \ + for (uint16_t i = us; i > 0; i--) { \ + __builtin_avr_delay_cycles((F_CPU / 1000000) - AVR_WAIT_LOOP_OVERHEAD); \ + } \ + } \ } while (0) #define wait_cpuclock(n) __builtin_avr_delay_cycles(n) #define CPU_CLOCK F_CPU diff --git a/platforms/avr/drivers/i2c_master.c b/platforms/avr/drivers/i2c_master.c index c1a7b5f72d..524494c99d 100644 --- a/platforms/avr/drivers/i2c_master.c +++ b/platforms/avr/drivers/i2c_master.c @@ -64,7 +64,7 @@ static i2c_status_t i2c_start_impl(uint8_t address, uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -81,7 +81,7 @@ static i2c_status_t i2c_start_impl(uint8_t address, uint16_t timeout) { timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -102,7 +102,7 @@ i2c_status_t i2c_start(uint8_t address, uint16_t timeout) { i2c_status_t status; do { status = i2c_start_impl(address, time_slice); - } while ((status < 0) && ((timeout == I2C_TIMEOUT_INFINITE) || (timer_elapsed(timeout_timer) < timeout))); + } while ((status < 0) && ((timeout == I2C_TIMEOUT_INFINITE) || (timer_elapsed(timeout_timer) <= timeout))); return status; } @@ -114,7 +114,7 @@ i2c_status_t i2c_write(uint8_t data, uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -132,7 +132,7 @@ int16_t i2c_read_ack(uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -147,7 +147,7 @@ int16_t i2c_read_nack(uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } diff --git a/platforms/avr/drivers/i2c_master.h b/platforms/avr/drivers/i2c_master.h index 2d95846db5..04ef126c80 100644 --- a/platforms/avr/drivers/i2c_master.h +++ b/platforms/avr/drivers/i2c_master.h @@ -19,6 +19,8 @@ #pragma once +#include <stdint.h> + #define I2C_READ 0x01 #define I2C_WRITE 0x00 diff --git a/platforms/avr/drivers/ps2/ps2_usart.c b/platforms/avr/drivers/ps2/ps2_usart.c index 39ec930d4a..581badac64 100644 --- a/platforms/avr/drivers/ps2/ps2_usart.c +++ b/platforms/avr/drivers/ps2/ps2_usart.c @@ -72,8 +72,8 @@ uint8_t ps2_error = PS2_ERR_NONE; static inline uint8_t pbuf_dequeue(void); static inline void pbuf_enqueue(uint8_t data); -static inline bool pbuf_has_data(void); static inline void pbuf_clear(void); +bool pbuf_has_data(void); void ps2_host_init(void) { idle(); // without this many USART errors occur when cable is disconnected @@ -212,7 +212,7 @@ static inline uint8_t pbuf_dequeue(void) { return val; } -static inline bool pbuf_has_data(void) { +bool pbuf_has_data(void) { uint8_t sreg = SREG; cli(); bool has_data = (pbuf_head != pbuf_tail); diff --git a/platforms/avr/drivers/ssd1306.c b/platforms/avr/drivers/ssd1306.c deleted file mode 100644 index 7afbc09f00..0000000000 --- a/platforms/avr/drivers/ssd1306.c +++ /dev/null @@ -1,329 +0,0 @@ -#ifdef SSD1306OLED - -# include "ssd1306.h" -# include "i2c.h" -# include <string.h> -# include "print.h" -# include "glcdfont.c" -# ifdef PROTOCOL_LUFA -# include "lufa.h" -# endif -# include "sendchar.h" -# include "timer.h" - -struct CharacterMatrix display; - -// Set this to 1 to help diagnose early startup problems -// when testing power-on with ble. Turn it off otherwise, -// as the latency of printing most of the debug info messes -// with the matrix scan, causing keys to drop. -# define DEBUG_TO_SCREEN 0 - -// static uint16_t last_battery_update; -// static uint32_t vbat; -//#define BatteryUpdateInterval 10000 /* milliseconds */ -# define ScreenOffInterval 300000 /* milliseconds */ -# if DEBUG_TO_SCREEN -static uint8_t displaying; -# endif -static uint16_t last_flush; - -// Write command sequence. -// Returns true on success. -static inline bool _send_cmd1(uint8_t cmd) { - bool res = false; - - if (i2c_start_write(SSD1306_ADDRESS)) { - xprintf("failed to start write to %d\n", SSD1306_ADDRESS); - goto done; - } - - if (i2c_master_write(0x0 /* command byte follows */)) { - print("failed to write control byte\n"); - - goto done; - } - - if (i2c_master_write(cmd)) { - xprintf("failed to write command %d\n", cmd); - goto done; - } - res = true; -done: - i2c_master_stop(); - return res; -} - -// Write 2-byte command sequence. -// Returns true on success -static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) { - if (!_send_cmd1(cmd)) { - return false; - } - return _send_cmd1(opr); -} - -// Write 3-byte command sequence. -// Returns true on success -static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) { - if (!_send_cmd1(cmd)) { - return false; - } - if (!_send_cmd1(opr1)) { - return false; - } - return _send_cmd1(opr2); -} - -# define send_cmd1(c) \ - if (!_send_cmd1(c)) { \ - goto done; \ - } -# define send_cmd2(c, o) \ - if (!_send_cmd2(c, o)) { \ - goto done; \ - } -# define send_cmd3(c, o1, o2) \ - if (!_send_cmd3(c, o1, o2)) { \ - goto done; \ - } - -static void clear_display(void) { - matrix_clear(&display); - - // Clear all of the display bits (there can be random noise - // in the RAM on startup) - send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1); - send_cmd3(ColumnAddr, 0, DisplayWidth - 1); - - if (i2c_start_write(SSD1306_ADDRESS)) { - goto done; - } - if (i2c_master_write(0x40)) { - // Data mode - goto done; - } - for (uint8_t row = 0; row < MatrixRows; ++row) { - for (uint8_t col = 0; col < DisplayWidth; ++col) { - i2c_master_write(0); - } - } - - display.dirty = false; - -done: - i2c_master_stop(); -} - -# if DEBUG_TO_SCREEN -# undef sendchar -static int8_t capture_sendchar(uint8_t c) { - sendchar(c); - iota_gfx_write_char(c); - - if (!displaying) { - iota_gfx_flush(); - } - return 0; -} -# endif - -bool iota_gfx_init(void) { - bool success = false; - - send_cmd1(DisplayOff); - send_cmd2(SetDisplayClockDiv, 0x80); - send_cmd2(SetMultiPlex, DisplayHeight - 1); - - send_cmd2(SetDisplayOffset, 0); - - send_cmd1(SetStartLine | 0x0); - send_cmd2(SetChargePump, 0x14 /* Enable */); - send_cmd2(SetMemoryMode, 0 /* horizontal addressing */); - -# ifdef OLED_ROTATE180 - // the following Flip the display orientation 180 degrees - send_cmd1(SegRemap); - send_cmd1(ComScanInc); -# endif -# ifndef OLED_ROTATE180 - // Flips the display orientation 0 degrees - send_cmd1(SegRemap | 0x1); - send_cmd1(ComScanDec); -# endif - - send_cmd2(SetComPins, 0x2); - send_cmd2(SetContrast, 0x8f); - send_cmd2(SetPreCharge, 0xf1); - send_cmd2(SetVComDetect, 0x40); - send_cmd1(DisplayAllOnResume); - send_cmd1(NormalDisplay); - send_cmd1(DeActivateScroll); - send_cmd1(DisplayOn); - - send_cmd2(SetContrast, 0); // Dim - - clear_display(); - - success = true; - - iota_gfx_flush(); - -# if DEBUG_TO_SCREEN - print_set_sendchar(capture_sendchar); -# endif - -done: - return success; -} - -bool iota_gfx_off(void) { - bool success = false; - - send_cmd1(DisplayOff); - success = true; - -done: - return success; -} - -bool iota_gfx_on(void) { - bool success = false; - - send_cmd1(DisplayOn); - success = true; - -done: - return success; -} - -void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) { - *matrix->cursor = c |