diff options
Diffstat (limited to 'tmk_core/protocol/arm_atsam/main_arm_atsam.c')
| -rw-r--r-- | tmk_core/protocol/arm_atsam/main_arm_atsam.c | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/tmk_core/protocol/arm_atsam/main_arm_atsam.c b/tmk_core/protocol/arm_atsam/main_arm_atsam.c new file mode 100644 index 000000000..2bda7d7c7 --- /dev/null +++ b/tmk_core/protocol/arm_atsam/main_arm_atsam.c @@ -0,0 +1,340 @@ +/* +Copyright 2018 Massdrop Inc. + +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 "samd51j18a.h" +#include "tmk_core/common/keyboard.h" + +#include "report.h" +#include "host.h" +#include "host_driver.h" +#include "keycode_config.h" +#include <string.h> +#include "quantum.h" + +//From protocol directory +#include "arm_atsam_protocol.h" + +//From keyboard's directory +#include "config_led.h" + +uint8_t g_usb_state = USB_FSMSTATUS_FSMSTATE_OFF_Val; //Saved USB state from hardware value to detect changes + +void main_subtasks(void); +uint8_t keyboard_leds(void); +void send_keyboard(report_keyboard_t *report); +void send_mouse(report_mouse_t *report); +void send_system(uint16_t data); +void send_consumer(uint16_t data); + +host_driver_t arm_atsam_driver = { + keyboard_leds, + send_keyboard, + send_mouse, + send_system, + send_consumer +}; + +uint8_t led_states; + +uint8_t keyboard_leds(void) +{ +#ifdef NKRO_ENABLE + if (keymap_config.nkro) + return udi_hid_nkro_report_set; + else +#endif //NKRO_ENABLE + return udi_hid_kbd_report_set; +} + +void send_keyboard(report_keyboard_t *report) +{ + uint32_t irqflags; + +#ifdef NKRO_ENABLE + if (!keymap_config.nkro) + { +#endif //NKRO_ENABLE + while (udi_hid_kbd_b_report_trans_ongoing) { main_subtasks(); } //Run other tasks while waiting for USB to be free + + irqflags = __get_PRIMASK(); + __disable_irq(); + __DMB(); + + memcpy(udi_hid_kbd_report, report->raw, UDI_HID_KBD_REPORT_SIZE); + udi_hid_kbd_b_report_valid = 1; + udi_hid_kbd_send_report(); + + __DMB(); + __set_PRIMASK(irqflags); +#ifdef NKRO_ENABLE + } + else + { + while (udi_hid_nkro_b_report_trans_ongoing) { main_subtasks(); } //Run other tasks while waiting for USB to be free + + irqflags = __get_PRIMASK(); + __disable_irq(); + __DMB(); + + memcpy(udi_hid_nkro_report, report->raw, UDI_HID_NKRO_REPORT_SIZE); + udi_hid_nkro_b_report_valid = 1; + udi_hid_nkro_send_report(); + + __DMB(); + __set_PRIMASK(irqflags); + } +#endif //NKRO_ENABLE +} + +void send_mouse(report_mouse_t *report) +{ +#ifdef MOUSEKEY_ENABLE + uint32_t irqflags; + + irqflags = __get_PRIMASK(); + __disable_irq(); + __DMB(); + + memcpy(udi_hid_mou_report, report, UDI_HID_MOU_REPORT_SIZE); + udi_hid_mou_b_report_valid = 1; + udi_hid_mou_send_report(); + + __DMB(); + __set_PRIMASK(irqflags); +#endif //MOUSEKEY_ENABLE +} + +void send_system(uint16_t data) +{ +#ifdef EXTRAKEY_ENABLE + uint32_t irqflags; + + irqflags = __get_PRIMASK(); + __disable_irq(); + __DMB(); + + udi_hid_exk_report.desc.report_id = REPORT_ID_SYSTEM; + if (data != 0) data = data - SYSTEM_POWER_DOWN + 1; + udi_hid_exk_report.desc.report_data = data; + udi_hid_exk_b_report_valid = 1; + udi_hid_exk_send_report(); + + __DMB(); + __set_PRIMASK(irqflags); +#endif //EXTRAKEY_ENABLE +} + +void send_consumer(uint16_t data) +{ +#ifdef EXTRAKEY_ENABLE + uint32_t irqflags; + + irqflags = __get_PRIMASK(); + __disable_irq(); + __DMB(); + + udi_hid_exk_report.desc.report_id = REPORT_ID_CONSUMER; + udi_hid_exk_report.desc.report_data = data; + udi_hid_exk_b_report_valid = 1; + udi_hid_exk_send_report(); + + __DMB(); + __set_PRIMASK(irqflags); +#endif //EXTRAKEY_ENABLE +} + +void main_subtask_usb_state(void) +{ + static uint32_t fsmstate_on_delay = 0; //Delay timer to be sure USB is actually operating before bringing up hardware + uint8_t fsmstate_now = USB->DEVICE.FSMSTATUS.reg; //Current state from hardware register + + if (fsmstate_now == USB_FSMSTATUS_FSMSTATE_SUSPEND_Val) //If USB SUSPENDED + { + fsmstate_on_delay = 0; //Clear ON delay timer + + if (g_usb_state != USB_FSMSTATUS_FSMSTATE_SUSPEND_Val) //If previously not SUSPENDED + { + suspend_power_down(); //Run suspend routine + g_usb_state = fsmstate_now; //Save current USB state + } + } + else if (fsmstate_now == USB_FSMSTATUS_FSMSTATE_SLEEP_Val) //Else if USB SLEEPING + { + fsmstate_on_delay = 0; //Clear ON delay timer + + if (g_usb_state != USB_FSMSTATUS_FSMSTATE_SLEEP_Val) //If previously not SLEEPING + { + suspend_power_down(); //Run suspend routine + g_usb_state = fsmstate_now; //Save current USB state + } + } + else if (fsmstate_now == USB_FSMSTATUS_FSMSTATE_ON_Val) //Else if USB ON + { + if (g_usb_state != USB_FSMSTATUS_FSMSTATE_ON_Val) //If previously not ON + { + if (fsmstate_on_delay == 0) //If ON delay timer is cleared + { + fsmstate_on_delay = CLK_get_ms() + 250; //Set ON delay timer + } + else if (CLK_get_ms() > fsmstate_on_delay) //Else if ON delay timer is active and timed out + { + suspend_wakeup_init(); //Run wakeup routine + g_usb_state = fsmstate_now; //Save current USB state + } + } + } + else //Else if USB is in a state not being tracked + { + fsmstate_on_delay = 0; //Clear ON delay timer + } +} + +void main_subtask_led(void) +{ + if (g_usb_state != USB_FSMSTATUS_FSMSTATE_ON_Val) return; //Only run LED tasks if USB is operating + + led_matrix_task(); +} + +void main_subtask_power_check(void) +{ + static uint64_t next_5v_checkup = 0; + + if (CLK_get_ms() > next_5v_checkup) + { + next_5v_checkup = CLK_get_ms() + 5; + + v_5v = adc_get(ADC_5V); + v_5v_avg = 0.9 * v_5v_avg + 0.1 * v_5v; + + gcr_compute(); + } +} + +void main_subtask_usb_extra_device(void) +{ + static uint64_t next_usb_checkup = 0; + + if (CLK_get_ms() > next_usb_checkup) + { + next_usb_checkup = CLK_get_ms() + 10; + + USB_HandleExtraDevice(); + } +} + +void main_subtasks(void) +{ + main_subtask_usb_state(); + main_subtask_led(); + main_subtask_power_check(); + main_subtask_usb_extra_device(); +} + +int main(void) +{ + DBG_LED_ENA; + DBG_1_ENA; + DBG_1_OFF; + DBG_2_ENA; + DBG_2_OFF; + DBG_3_ENA; + DBG_3_OFF; + + debug_code_init(); + + CLK_init(); + + ADC0_init(); + + SR_EXP_Init(); + + i2c1_init(); + + matrix_init(); + + USB2422_init(); + + DBGC(DC_MAIN_UDC_START_BEGIN); + udc_start(); + DBGC(DC_MAIN_UDC_START_COMPLETE); + + DBGC(DC_MAIN_CDC_INIT_BEGIN); + CDC_init(); + DBGC(DC_MAIN_CDC_INIT_COMPLETE); + + while (USB2422_Port_Detect_Init() == 0) {} + + DBG_LED_OFF; + + led_matrix_init(); + + while (I2C3733_Init_Control() != 1) {} + while (I2C3733_Init_Drivers() != 1) {} + + I2C_DMAC_LED_Init(); + + i2c_led_q_init(); + + for (uint8_t drvid = 0; drvid < ISSI3733_DRIVER_COUNT; drvid++) + I2C_LED_Q_ONOFF(drvid); //Queue data + + keyboard_setup(); + + keyboard_init(); + + host_set_driver(&arm_atsam_driver); + +#ifdef CONSOLE_ENABLE + uint64_t next_print = 0; +#endif //CONSOLE_ENABLE + + v_5v_avg = adc_get(ADC_5V); + + debug_code_disable(); + + while (1) + { + main_subtasks(); //Note these tasks will also be run while waiting for USB keyboard polling intervals + + if (g_usb_state == USB_FSMSTATUS_FSMSTATE_SUSPEND_Val || g_usb_state == USB_FSMSTATUS_FSMSTATE_SLEEP_Val) + { + if (suspend_wakeup_condition()) + { + udc_remotewakeup(); //Send remote wakeup signal + wait_ms(50); + } + + continue; + } + + keyboard_task(); + +#ifdef CONSOLE_ENABLE + if (CLK_get_ms() > next_print) + { + next_print = CLK_get_ms() + 250; + //Add any debug information here that you want to see very often + //dprintf("5v=%u 5vu=%u dlow=%u dhi=%u gca=%u gcd=%u\r\n", v_5v, v_5v_avg, v_5v_avg - V5_LOW, v_5v_avg - V5_HIGH, gcr_actual, gcr_desired); + } +#endif //CONSOLE_ENABLE + } + + + return 1; +} + |