2017-10-10 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-usbip.c (usbip_run_server): Shutdown support. (usb_lld_shutdown): Shutdown glace-fully. 2017-10-10 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 1.5. * doc/chopstx.texi (VERSION): 1.5. * doc/chopstx-api.texi: Regenerated. 2017-10-09 NIIBE Yutaka <gniibe@fsij.org> * example-cdc-gnu-linux/sample.c (main): Support debug option. * mcu/sys-gnu-linux.h (debug): New. * mcu/sys-gnu-linux.c: Use debug. * mcu/usb-usbip.c: Use debug. * example-cdc/sample.ld (.process_stack, .main_stack): Add NOLOAD. 2017-09-29 NIIBE Yutaka <gniibe@fsij.org> * mcu/sys-stm32f103.c (flash_program_halfword, flash_erase_page) (flash_write, flash_erase_all_and_exec): Use uintptr_t. 2017-09-08 NIIBE Yutaka <gniibe@fsij.org> * mcu/sys-gnu-linux.c: Flash emulation implemented. 2017-09-05 NIIBE Yutaka <gniibe@fsij.org> * example-cdc: Use stack-def.h. * example-cdc/stack-def.h: New. 2017-09-04 NIIBE Yutaka <gniibe@fsij.org> * mcu/sys-stm32f103.h (nvic_system_reset): Add noreturn attribute. * sys.h: Add mcu/sys-gnu-linux.h. * mcu/sys-gnu-linux.c: New. * mcu/sys-gnu-linux.h: New. 2017-08-11 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 1.4. * doc/chopstx.texi (VERSION): 1.4. 2017-08-03 Jeremy Drake <jeremydrake+gnuk@eacceleration.com> * mcu/sys-stm32f103.c (flash_write): Allow compile time flash size definition by STM32F103_OVERRIDE_FLASH_SIZE_KB. 2017-08-02 NIIBE Yutaka <gniibe@fsij.org> * contrib/adc-gnu-linux.c: New. 2017-07-07 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-usbip.c (usbip_handle_data_urb): Fix error return value. (notify_hostcontroller): New. (usb_lld_stall_tx, usb_lld_stall_rx): Notify host controller side. 2017-07-06 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-usbip.c (hc_handle_data_urb): Fix the condition of the end of transaction. (read_data_transaction): Allow partial read by host. 2017-07-05 NIIBE Yutaka <gniibe@fsij.org> * example-fraucheky: New. 2017-06-28 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-usbip.c (struct usbip_msg_cmd, struct usbip_msg_rep): Use different struct for command and reply. 2017-06-27 NIIBE Yutaka <gniibe@fsij.org> * example-cdc-gnu-linux/README: New. 2017-06-26 NIIBE Yutaka <gniibe@fsij.org> * board/board-gnu-linux.h: New. * mcu/usb-usbip.c: New. * rules.mk: Support EMULATION. * entry.c (main): Support GNU_LINUX_EMULATION. 2017-06-23 NIIBE Yutaka <gniibe@fsij.org> * chopstx-gnu-linux.c, chopstx-gnu-linux.h: New. * chopstx.c (chx_init): Use chx_init_arch. (chopstx_create): Use chopstx_create_arch. (chx_systick_reset, chx_systick_reload, chx_systick_get) (usec_to_ticks, chx_enable_intr, chx_clr_intr, chx_disable_intr) (chx_set_intr_prio, chx_prio_init, chx_cpu_sched_lock) (chx_cpu_sched_unlock, idle, chx_handle_intr) (chx_request_preemption, chx_sched, preempt, svc): Move to... * chopstx-cortex-m.c: ... here. (chx_init_arch, chopstx_create_arch): New. * chopstx-cortex-m.h: New for tcontext_t. 2017-06-22 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chx_sched): Use ->V for return value. (svc): Ditto. (chx_wakeup): Set -> for the return value of chx_sched. (chopstx_mutex_lock, chopstx_cancel): Likewise. (chopstx_exit): Remove naked attribute. 2017-06-21 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (struct chx_pq): Use uintptr_t for V. (struct chx_px): Likewise. (struct chx_thread): Likewise. (chx_sched): Use uintptr_t for the return value. (chx_exit): Use the field V for holding exit value. (chopstx_create): Use uintptr_t for STACK_ADDR. (chopstx_join): Use the field V for exit value. 2017-06-16 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chx_wakeup): Fix for RUNNING==NULL. * mcu/usb-mkl27z.c (std_get_status): Use staic var, not auto. 2017-05-18 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chx_wakeup): Fix access to REG_R0. 2017-02-02 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 1.3. * doc/chopstx.texi (VERSION): 1.3. 2017-02-01 Paul Fertser <fercerpav@gmail.com> * board/board-blue-pill.h: New. 2016-12-08 Szczepan Zalega <szczepan@nitrokey.com> * board/board-nitrokey-start.h (VAL_GPIO_USB_ODR): Switch off red LED for Nitrokey Start. 2016-10-13 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 1.2. * doc/chopstx.texi (VERSION): 1.2. 2016-10-12 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_join, chopstx_cancel): chopstx_join is cancellation point. 2016-07-11 NIIBE Yutaka <gniibe@fsij.org> * mcu/stm32f103.h: Add more from Gnuk 1.1.9. * example-cdc, example-fs-bb48, example-fsm-55, example-led: Update for stack addr/size. 2016-07-01 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 1.1. * doc/chopstx.texi (VERSION): 1.1. * chopstx.c (chopstx_setpriority): Change the API. 2016-06-30 NIIBE Yutaka <gniibe@fsij.org> * example-cdc/usb-cdc.c (tty_recv, tty_main): Follow the change of chopstx_poll. 2016-06-29 NIIBE Yutaka <gniibe@fsij.org> * example-fs-bb48: Update. * example-fs-bb48/touch.c: New. * chopstx.c (chopstx_setpriority): Fix sched_lock/unlock. 2016-06-28 NIIBE Yutaka <gniibe@fsij.org> * chopstx.h (struct chx_poll_head): Declare here. * chopstx.c (chopstx_poll): Don't use varargs, but use an array of pointer. (chopstx_intr_wait): Follow the change of chopstx_poll. * eventflag.c (eventflag_wait_timeout): Likewise. * contrib/adc-stm32f103.c (adc_wait_completion): Likewise. * contrib/adc-mkl27z.c (adc_wait_completion): Likewise. 2016-06-16 Niibe Yutaka <gniibe@fsij.org> * VERSION: 1.0. * doc/chopstx.texi (VERSION): 1.0. * board/board-fst-01g.h: New. 2016-06-15 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_exit): Add "naked" attribute. 2016-06-14 Niibe Yutaka <gniibe@fsij.org> * mcu/usb-stm32f103.c (usb_lld_ctrl_recv): Fix the state and make the endpoint 0 RX_VALID. 2016-06-10 NIIBE Yutaka <gniibe@fsij.org> * usb_lld.h (USB_EVENT_OK): Rename. * mcu/usb-stm32f103.c: Update. * mcu/usb-mkl27z.c: Likewise. * example-cdc/usb-cdc.c: Follow the change of API. * example-fs-bb48/usb-cdc.c: Likewise. 2016-06-09 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-stm32f103.c (usb_lld_ctrl_recv): Rename. (usb_lld_ctrl_send): Rename. (usb_lld_ctrl_ack): Rename and let have return value. * mcu/usb-mkl27z.c: Likewise. * example-cdc/usb-cdc.c: Follow the change of API. * example-fs-bb48/usb-cdc.c: Likewise. 2016-06-08 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-stm32f103.c: Rewrite to be event driven API. * mcu/usb-mkl27z.c: Likewise. * example-cdc/usb-cdc.c: Update to new USB API. * example-fs-bb48/usb-cdc.c: Likewise. * example-cdc/tty.h: Change tty API to be C string (char*) friendly. * example-fs-bb48/tty.h: Ditto. 2016-06-02 Niibe Yutaka <gniibe@fsij.org> * contrib/adc-mkl27z.c: Move from mcu. * contrib/adc-stm32f103.c: Move from mcu. * example-led/Makefile (CHIP): Define as stm32f0. * mcu/sys-stm32f0.h: Rename from sys-stm32f030.h, as we share it among STM32F030 and STM32F050. * mcu/sys-stm32f0.c: Likewise. * board/board-stm32f0-discovery.h (MCU_STM32F0): Define. * sys.h: Support STM32F0. 2016-06-01 NIIBE Yutaka <gniibe@fsij.org> * chopstx.h (chx_fatal): Remove weak attribute from declaration. * chopstx.c (chx_fatal): Add weak attribute to implementation. 2016-05-31 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 0.12. * doc/chopstx.texi (VERSION): 0.12. * sys.h: New. * example-cdc, example-fs-bb48: Update. * example-fsm-55, example-led: Update. 2016-05-30 NIIBE Yutaka <gniibe@fsij.org> * mcu/usb-stm32f103.c (usb_lld_setup_endpoint): Start with EP_RX_NAK. * mcu/usb-mkl27z.c (handle_transaction): Handle NAK case. (usb_lld_setup_endp): Rename from usb_lld_setup_endpoint. (usb_lld_rx_enable_buf): Rename from usb_lld_rx_enable. (usb_lld_tx_enable_buf): Rename from usb_lld_tx_enable. * mcu/adc-stm32f103.c: New from NeuG. * mcu/stm32f103.h: New from NeuG. * example-cdc: Update. 2016-05-30 NIIBE Yutaka <gniibe@fsij.org> * mcu/adc-mkl27z.c, mcu/sys-mkl27z.c, mcu/usb-mkl27z.c: Moved from example-fs-bb48. * mcu/adc-stm32f103.c, mcu/sys-stm32f103.c, mcu/usb-stm32f103.c: Moved from example-cdc. 2016-05-30 NIIBE Yutaka <gniibe@fsij.org> * example-fs-bb48/sys.c (flash_do_internal, flash_do) (flash_erase_page, flash_program_word): New. * example-fs-bb48/command.c (cmd_fes, cmd_fww): New. 2016-05-27 NIIBE Yutaka <gniibe@fsij.org> * example-fs-bb48/command.c (cmd_sysinfo): New. * example-fs-bb48/sample.ld: Update. * example-fs-bb48/sys.h: New. Move crc32 functions declarations here. * example-fs-bb48/sys.c: Rename from first-pages.c. Include mcu/clk_gpio_init-kl.c to define clock_init and gpio_init. (set_led): New. (reset): Initialize MSP. (flash_config): Include comparison key. (crc32_init, crc32_u8, crc32_u32): Change the API. Write them in assembler so that the size of functions keep unchanged. (sys_version, sys_board_id, sys_board_name, sys_vector): New. 2016-05-26 NIIBE Yutaka <gniibe@fsij.org> * entry.c: Follow the move of clk_gpio_init*.c * example-cdc/sys.c: Likewise. * example-led/sys.c: Likewise. Update to 3.0. * example-primer2/sys.c: Update. * mcu/clk_gpio_init-stm32.c: Moved. * mcu/clk_gpio_init-kl.c: Moved. * mcu/kl_sim.h: New (was in example-fs-bb48). * example-fs-bb48/adc_kl27z.c: Use DMA0 and DMA1. * example-fs-bb48/adc_kl27z.c (adc_wait_completion): Use only least significant 8-bit (most significant for randomness). * example-fs-bb48/command.c (cmd_adc): Rename from cmd_temperature. 2016-05-24 NIIBE Yutaka <gniibe@fsij.org> * example-fs-bb48/command.c: New. * example-fs-bb48: Update example CDC device. 2016-05-23 NIIBE Yutaka <gniibe@fsij.org> * chopst.x (chx_sched) [__ARM_ARCH_6M__]: Maintain PSR. 2016-05-23 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_poll): Fix a race. Check COUNTER. * example-cdc/usb-cdc.c (tty_input_char): Include newline. * example-cdc/sample.c: Handle newline. * example-fs-bb48/usb-cdc.c: Update from example-cdc. * example-fs-bb48/tty.h: Likewise. * example-fs-bb48/sample.c: Follow the change. 2016-05-20 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_usec_wait_var): internal function. (chopstx_wakeup_usec_wait): Remove. 2016-05-19 NIIBE Yutaka <gniibe@fsij.org> * VERSION: 0.11. * doc/chopstx.texi (VERSION): 0.11. 2016-05-18 NIIBE Yutaka <gniibe@fsij.org> * eventflag.c: Update using chopstx_poll and offer API for poll. * chopstx.c (requeue): New. (chopstx_mutex_lock, chopstx_join): Fix by requeue. (chopstx_main_init): Remove. (chopstx_setpriority): New. * example-cdc/usb-cdc.c: Prepare for multiple TTYs. 2016-05-17 NIIBE Yutaka <gniibe@fsij.org> * example-cdc/usb-cdc.c: Update as TTY input/output with line editing support. * example-cdc/sample.c: Likewise. * example-cdc/tty.h: Rename from stream.h. * chopstx.c (chopstx_poll): Set ->ready = 0. Add spinlock for ll_dequeue. 2016-05-16 NIIBE Yutaka <gniibe@fsij.org> * example-cdc/sys.c (nvic_enable_vector): Remove. (usb_lld_sys_init): Don't setup NVIC priority. (sys_version): sys version 3.0. 2016-05-16 NIIBE Yutaka <gniibe@fsij.org> * chopstx.h (CHOPSTX_EXIT_SUCCESS, CHOPSTX_EXIT_CANCELED) (CHOPSTX_EXIT_CANCELED_IN_SYNC): Remove. (CHOPSTX_CANCELED): New. * chopstx.c (chopstx_testcancel): Use CHOPSTX_CANCELED. (chx_sched, chx_snooze): Re-define return values cleanly. (chopstx_cancel): Use return value of chx_sched to cancel. (chopstx_cond_wait, chopstx_join, chopstx_poll): Implement cancellation rather easier way with return value of chx_sched. 2016-05-15 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_claim_irq): Don't register clean up function. (chx_release_irq): Remove. (chopstx_cancel): Disable IRQ when canceled at POLL. (chopstx_poll): Fix IRQ handling. 2016-05-13 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chx_handle_intr): Call chx_request_preemption. (chx_wakeup, chopstx_cond_signal, chopstx_cond_broadcast) (chx_intr_hook, chopstx_poll): Cleanup. 2016-05-13 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_exit): Don't call chx_release_irq_thread. (chx_release_irq_thread): Remove. (q_intr): New variable. (intr_top): Remove. (chx_handle_intr, chx_init, chopstx_claim_irq) (chopstx_intr_wait): Use Q_INTR. (chx_intr_hook): New. (chopstx_poll): Support CHOPSTX_POLL_INTR. (chopstx_release_irq): Remove. (chx_release_irq): New internal function. (THREAD_WAIT_INT): Remove. (chopstx_intr_wait): Rewrite by chopstx_poll. 2016-05-13 NIIBE Yutaka <gniibe@fsij.org> * chopstx.c (chx_sched) [__ARM_ARCH_6M__]: Fix asm. (chx_handle_intr, chx_wakeup, chopstx_cancel): Fix for polling with no timeout. * example-cdc/sample.c (main): Update chopstx_poll example. * example-fs-bb48/sample.c (main): Ditto. * chopstx.c (struct chx_px): Add READY_P and LOCK. (chx_proxy_init): Add initialization of new members. (chx_wakeup): Spinlock PX. (chopstx_mutex_lock): Add protection by splinlock. (chx_cond_hook, chx_join_hook): Change arguments. (chx_cond_unhook, chx_join_unhook): Remove. (chopstx_claim_irq): Compatible to chx_poll. (chopstx_join): Fix spinlocking. (chopstx_cancel): Fix spinlocking. 2016-05-12 NIIBE Yutaka <gniibe@fsij.org> * example-cdc/sample.c: Update using chopstx_poll. * example-cdc/sample.ld: Likewise. * example-cdc/stream.h: Likewise. * example-cdc/usb-cdc.c: Likewise. * chopstx.c (chopstx_mutex_init): Initialize OWNER, too. (preempt) [__ARM_ARCH_7M__]: Bug fix for register 0 to inhibit scheduling. (chx_sched) [__ARM_ARCH_6M__]: Return YIELD normally. (MAX_USEC_FOR_TIMER): Guarantee 24-bit tick. (chx_snooze): Revert the change of 2016-04-24 and modify chopstx_poll instead. (chopstx_poll): Support waiting forever. 2016-04-24 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_snooze): Wait forever when it's POLL and usec==0. 2016-04-22 Niibe Yutaka <gniibe@fsij.org> * example-fs-bb48/first-pages.c: Rename from reset.c and merge crc32.c. * example-fs-bb48/sample.ld: Define section for first two pages. * example-fs-bb48/usb_kl27z.c (__usb_buf__): Remove. * chopstx.c (chx_cond_hook): Rename from chopstx_cond_hook and make it internal. (chx_cond_unhook): Likewise. (chx_join_hook, chx_join_unhook): New. (chopstx_poll): Change API, not exposing internals of hook/unhook. * example-fs-bb48/sample.c (main): Follow the API change of chopstx_poll. 2016-04-21 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_snooze, chx_wakeup): New. (chopstx_cond_hook, chopstx_cond_unhook): New. (chopstx_cond_signal, chopstx_cond_broadcast): Fix for poll. (chx_proxy_init): Initialize with RUNNING. (chopstx_poll): Fix with chx_snooze. (chx_exit): Use chx_wakeup. * example-fs-bb48/sample.c (main): Update with chopstx_poll. * example-fs-bb48/usb-cdc.c (stream_recv): Fix the loop clear FLAG_RECV_AVAIL only after we process it. 2016-04-20 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb_stm32f103.c (usb_lld_reset): Supply FEATURE argument. Call usb_lld_set_configuration internally and set FEATURE. (usb_lld_set_feature): Remove. * example-cdc/usb-cdc.c (usb_cb_device_reset): Update with new API. * example-cdc/sys.c: Include clk_gpio_init-stm32.c. * example-led/sys.c, example-primer2/sys.c: Ditto. 2016-04-19 Niibe Yutaka <gniibe@fsij.org> * example-fs-bb48/sample.c (main): Change the example to display CRC32 value from input line. 2016-04-18 Niibe Yutaka <gniibe@fsij.org> * example-fs-bb48: New directory for FS-BB48. * clk_gpio_init-kl.c: New. * clk_gpio_init-stm32.c: Rename from clk_gpio_init.c. 2016-04-07 Niibe Yutaka <gniibe@fsij.org> * example-fsm-55/sys.c: Update for non-SVC Chopstx. 2016-04-07 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb-cdc.c: Update. * example-cdc/usb_stm32f103.c (usb_handle_transfer): Don't use weak symbols for callbacks, but use explicit callbacks of usb_cb_tx_done and usb_cb_rx_ready. * example-cdc/usb_lld.h (usb_cb_tx_done, usb_cb_rx_ready): New callbacks. 2016-04-07 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_cpu_sched_lock, chx_cpu_sched_unlock): Use SVC for Cortex-M3, because of ICI/IT of ESPR. (chx_sched): Invoke svc for Cortex-M3. (preempt, svc): Change back for Cortex-M3. 2016-04-07 Niibe Yutaka <gniibe@fsij.org> * entry.c (vector_table): Since IDLE thread runs with PSP now, use different value for MSP. * chopstx.c (chx_sched): Push LR value to PC slot on stack, so that it returns directly to caller. 2016-04-06 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (struct chx_pq): New struct for priority queue. (struct chx_px): New struct for proxy. (struct chx_thread): New member FLAG_IS_PROXY. (ll_dequeue, ll_insert, ll_pop, ll_prio_push, ll_prio_enqueue) Change API. (THREAD_WAIT_POLL): New thread status. (chx_ready_pop, chx_ready_push, chx_ready_enqueue): Type coercion. (chx_timer_insert, chx_timer_dequeue, chx_timer_expired): Use chx_pq. (chx_handle_intr, chopstx_cancel): Handle THREAD_WAIT_POLL. (chx_init): Type coercion. (chx_exit): Handle proxy for join. (chopstx_create): Initialize the member FLAG_IS_PROXY. (chopstx_cond_signal) Handle proxy. (chx_proxy_init, chopstx_poll): New. 2016-04-06 Niibe Yutaka <gniibe@fsij.org> * chopstx.h (struct chx_qh): New struct. * chopstx.c (struct chx_queue): Use chx_qh. (struct chx_thread): New member PARENT. (ll_empty): Use chx_qh. (ll_prio_push, ll_prio_enqueue): Set the member PARENT. (chx_ready_pop, chx_ready_push, chx_ready_enqueue): Use the member Q. (chx_timer_insert): Return TP. (chx_timer_dequeue, chx_timer_expired): Use the member Q. (chx_init): Initialize change for Q_READY, Q_TIMER, Q_JOIN. (chx_sched, preempt): Handle return value of chx_timer_insert. (chx_exit, chopstx_mutex_init, chopstx_cond_init): Use the member Q. (chx_mutex_unlock): Type coercion to CHX_THREAD. (chopstx_create): Initialize PARENT field. (chopstx_mutex_lock): Use the PARENT field. (chopstx_join): Use ll_prio_enqueue, instead of ll_insert. (chopstx_wakeup_usec_wait): Set REG_R0 on the stack. 2016-04-06 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (struct chx_thread): Move tcontext field. (chx_cpu_sched_lock, chx_cpu_sched_unlock): Use CPSID/CPSIE. (chx_sched): Don't use SVC. Return integer value. (chopstx_usec_wait_var): Don't use R8. (preempt): Modify so that we don't use SVC. 2016-04-05 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (struct NVIC): Add volatile qualifier to members. (chx_spin_init): New. (chopstx_mutex_init, chopstx_cond_init): Call chx_spin_init. (chx_init): Initialize the spinlocks for INTR_LOCK, Q_READY, Q_TIMER, and Q_JOIN. 2016-03-08 Niibe Yutaka <gniibe@fsij.org> * chopstx.h (CHOPSTX_THREAD_SIZE): Align by 8. * chopstx.c (struct chx_thread): Add W field to align. This is to comply AAPCS (ARM Architecture Procedure Call Standard). (chx_init): Initialize W. * example-cdc/usb_stm32f103.c, usb_lld.h: Update from Gnuk. * example-cdc/usb-cdc.c: Update. 2015-11-05 Niibe Yutaka <gniibe@fsij.org> * example-cdc/sample.c: Enhanced to be echo service. 2015-09-15 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.10. * doc/chopstx.texi (VERSION): 0.10. * example-cdc/usb_stm32f103.c: Update from Gnuk. 2015-09-14 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (q_exit): Remove. (chx_init, chx_exit): Remove access to Q_EXIT. (chx_release_irq_thread): Fix removing from the list. 2015-09-11 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_init, chopstx_create): Fix the initial value of flag_cancelable. 2015-09-10 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.09. * doc/chopstx.texi (VERSION): 0.09. * chopstx.c (chx_release_irq_thread): Rename. 2015-09-09 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb-cdc.c (usb_cb_ctrl_write_finish): Distinguish DTR signal. (usb_cb_device_reset): Fix USB reset handling. * chopstx.c (chopstx_usec_wait_var, chopstx_cond_wait) (chopstx_intr_wait): Call chopstx_testcancel. (chopstx_setcancelstate): New. * chopstx.c (chx_systick_reset, chx_systick_reload) (chx_systick_get): Factor out systick functions. (chx_prio_init): Factor out. 2015-09-08 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_request_preemption): Add PRIO argument and check the condition inside. (chx_timer_expired, chx_handle_intr): Call unconditionally. (intr_lock): New variable. (chx_handle_intr, chopstx_claim_irq, chopstx_release_irq) (chopstx_release_irq_thread): Add spin lock with intr_lock. * chopstx.h (chx_intr): Remove member LOCK. 2015-09-07 Niibe Yutaka <gniibe@fsij.org> * example-primer2: New from Kazumoto Kojima. * board/board-nitrokey-start.h (VAL_GPIO_USB_ODR) (VAL_GPIO_USB_CRL): Fix the values for NeuG settings. 2015-09-04 Niibe Yutaka <gniibe@fsij.org> * example-cdc/sys.h (BOARD_ID_NITROKEY_START): New. * board/board-nitrokey-start.h (BOARD_ID): Fix the value. * clk_gpio_init.c (AFIO_MAPR_SWJ_CFG_JTAGDISABLE): New. 2015-08-07 Mateusz Zalega <mateusz@nitrokey.com> * board/board-nitrokey-start.h: New. 2015-08-06 Niibe Yutaka <gniibe@fsij.org> * example-fsm-55/README: Updated. 2015-07-31 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.08. * doc/chopstx.texi (VERSION): 0.08. * example-fsm-55/Makefile (DEFS): Remove HAVE_SYS_H. Add MAKE_ENTRY_PUBLIC. * example-fsm-55/hacker-emblem.ld: Put vectors on ROM. * example-fsm-55/sys.c: No system services. * entry.c (entry): Can be public. * clk_gpio_init.c (clock_init) [MCU_STM32F0]: Don't change CFGR1. 2015-07-30 Niibe Yutaka <gniibe@fsij.org> * board/board-st-nucleo-f103.h: New. Contributed by Kenji Rikitake. 2015-07-29 Niibe Yutaka <gniibe@fsij.org> * board/board-st-dongle.h: New. Contributed by Kenji Rikitake. * board/board-*.h (FLASH_PAGE_SIZE): Remove. 2015-07-28 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb_stm32f103.c: Update from Gnuk. * example-cdc/usb_lld.h: Ditto. * example-cdc/usb-cdc.c: Follow the change. 2015-07-15 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.07. * doc/chopstx.texi (VERSION): 0.07. 2015-07-14 Niibe Yutaka <gniibe@fsij.org> * board/board-*.h (BOARD_ID): New. * example-cdc/sys.c (sys_board_id): New. * example-cdc/sample.ld (.sys.board_id): New. (__flash_start__, __flash_end__): Remove. * entry.c (vector_table) [HAVE_SYS_H]: By undefining STM32F10X_MD, prepare for high density device even compiled for MD device. 2015-07-13 Kaz Kojima <kkojima@rr.iij4u.or.jp> * board/board-stm32-primer2.h: Update. * entry.c (vector_table): Less or more. 2015-07-13 Niibe Yutaka <gniibe@fsij.org> * board/board-*.h (BOARD_NAME): New. (STM32F10X_MD): Define for medium-density devices. * example-led/sys.c, sample.ld: Update. * example-fsm-55/sys.c, hacker-emblem.ld: Update. * example-cdc/sys.c (sys_board_name): New. * example-cdc/sample.ld: Update. 2015-07-08 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.06. * doc/chopstx.texi (VERSION): 0.06. 2015-07-07 Niibe Yutaka <gniibe@fsij.org> * example-fsm-55/sys.c: Include clk_gpio_init.c. * board/board-stm32f0-discovery.h, board/board-fsm-55.h: Update. * clk_gpio_init.c (gpio_init): Use VAL_GPIO_LED_*. 2015-06-29 Niibe Yutaka <gniibe@fsij.org> * board/board-cq-starm.h: New for CQ STARM. * clk_gpio_init.c (gpio_init): LED is mandatory, but USB enabler is optional. * board/*.h: Update. 2015-06-22 Niibe Yutaka <gniibe@fsij.org> * clk_gpio_init.c: New, adding ports E/F/G. * entry.c: Include clk_gpio.init.c if not HAVE_SYS_H. * example-led/sys.c: Include clk_gpio_init.c. * example-cdc/sys.c: Ditto. * board/board-stm32-primer2.h: New from Kaz Kojima. 2015-04-20 Niibe Yutaka <gniibe@fsij.org> Merge cortex-m0-support branch. * VERSION: 0.05. * example-led/sys.c (gpio_init): Support MCU_STM32F0. (reset): Support __ARM_ARCH_6M__. * example-led/sample.ld: Change for Cortex-M0. * example-fsm-55/*: New example for FSM-55. * entry.c (STM32_PPRE1, STM32_PLLSRC, STM32_FLASHBITS) (STM32_PLLCLKIN): Support MCU_STM32F0. (struct RCC, RCC_*): Support MCU_STM32F0. (struct SYSCFG) [MCU_STM32F0]: New. (struct GPIO, GPIO*): Support MCU_STM32F0. (clock_init, gpio_init): Support MCU_STM32F0. (hard_fault, vectors_in_ram, entry): Support Cortex-M0. * chopstx.c (chx_cpu_sched_lock, chx_cpu_sched_unlock) (sched, preempt, svc): Support Cortex-M0. * board/board-fsm-55.h: New. * board/board-stm32f0-discovery.h: New. 2015-04-17 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (CHX_PRIO_MAIN_INIT): New, removing CHX_PRIO_MAIN. (chopstx_main_init): New. (chx_init): Use CHX_PRIO_MAIN_INIT. 2015-04-08 Niibe Yutaka <gniibe@fsij.org> * board/board-maple-mini.h: New from Aidan Thornton. 2015-03-17 Niibe Yutaka <gniibe@fsij.org> * VERSION: 0.04a. 2014-12-10 Niibe Yutaka <gniibe@fsij.org> * Version 0.04. * doc/chopstx.texi (VERSION): 0.04. * board/*.h: Updated. * example-cdc/sys.c: Copied from example-led. * example-led/sys.c (clock_init, GPIO_USB): Follow the change of entry.c. (gpio_init): Use RCC_ENR_IOP_EN and RCC_RSTR_IOP_RST. (reset): Use ldr instead of mov.w and movt. * entry.c (GPIO_USB) [GPIO_USB_BASE]: Conditionally defined. * chopstx.c (preempt): Add ! for stm. (chx_exit): Make sure RETVAL is saved onto r8. (chopstx_usec_wait_var): Make sure USEC_P is saved onto r8. 2013-11-27 Niibe Yutaka <gniibe@fsij.org> * board/board-stbee-mini.h: New. * entry.c (AFIO_MAPR_SWJ_CFG_DISABLE): New. 2013-11-26 Niibe Yutaka <gniibe@fsij.org> * board/board-stbee.h: New. * rules.mk (OUTFILES) [ENABLE_OUTPUT_HEX]: Add hex generation. 2013-11-21 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb_stm32f103.c, example-cdc/usb_lld.h: Update from Gnuk. 2013-11-08 Niibe Yutaka <gniibe@fsij.org> * Version 0.03. * doc/chopstx.texi (VERSION): 0.03. * chopstx.c (preempt): Disable interrupt. 2013-11-08 Niibe Yutaka <gniibe@fsij.org> * Version 0.02. * doc/chopstx.texi (VERSION): 0.02. * example-cdc/usb_stm32f103.c: Updated from NeuG. * chopstx.c (CPU_EXCEPTION_PRIORITY_SYSTICK): Equals to CPU_EXCEPTION_PRIORITY_INTERRUPT. 2013-11-03 Niibe Yutaka <gniibe@fsij.org> * Version 0.01. * doc/chopstx.texi (VERSION): 0.01. * chopstx.c (chx_clr_intr): New. (chopstx_intr_wait): Call chopstx.c. (chx_enable_intr): Let chx_clr_intr clear pending-bit. 2013-11-02 Niibe Yutaka <gniibe@fsij.org> * example-cdc/usb_lld.h, example-cdc/usb_stm32f103.c: Update from Gnuk. * example-cdc/usb-cdc.c (usb_cb_get_descriptor): Follow the change. * example-cdc/sys.c, example-led/sys.c: Update from Gnuk. * chopstx.c (CPU_EXCEPTION_PRIORITY_INTERRUPT) (CPU_EXCEPTION_PRIORITY_PENDSV): Change the value, so that interrupt priority matches USB interrupt priority of old SYS 1.0 implementation. (chx_enable_intr, chx_disable_intr): Clear pending bit at chx_enable_intr. (chopstx_intr_wait): Call chx_enable_intr only when it's going to sleep. * entry.c (RCC_APB2RSTR_AFIORST, define RCC_APB2ENR_AFIOEN): New. (AFIO, GPIO_OTHER): New. (gpio_init): Handle AFIO and GPIO_OTHER. * board/board-fst-01.h, board/board-stm8s-discovery.h: Add pin-cir usage. 2013-08-21 Niibe Yutaka <gniibe@fsij.org> * Version 0.00. * doc: Documentation. * example-led/sys.c: Update from NeuG. * example-cdc/sys.c: Likewise. * example-cdc/usb_stm32f103.c: Likewise. * example-cdc/usb_lld.h: Likewise. * example-cdc/usb-cdc.c: Likewise. 2013-08-19 Niibe Yutaka <gniibe@fsij.org> * rules.mk (%.elf): Support OBJS_ADD. 2013-08-16 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_usec_wait_var): Check usec_p at the beginning of the loop, bug fix of sched-unlocking from sched-unlocked state. 2013-06-19 Niibe Yutaka <gniibe@fsij.org> * chopstx.h (CHOPSTX_THREAD_SIZE): New. * rules.mk (CSRC): Add eventflag.c. * eventflag.h, eventflag.c: New. * chopstx.c (chopstx_main): New. (chx_init): Initialize chopstx_main. * example-cdc/sample.c (usb_intr): No disable/enable interrupt, but call the handler. 2013-06-13 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_usec_wait_var): Rename (was: chopstx_usec_wait_internal), as it's user visible. 2013-06-12 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_init): Inhibit preemption for main thread. 2013-06-11 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_timer_expired): Use uint16_t here. (chx_cpu_sched_lock, chx_cpu_sched_unlock): Change only when its priority is lower than CHOPSTX_PRIO_INHIBIT_PREEMPTION. 2013-06-06 Niibe Yutaka <gniibe@fsij.org> * entry.c: Include sys.h for clock_init and gpio_init. * chopstx.c (PREEMPTION_USEC): Fix the value. (sched): Check tp != NULL to see flag_sched_rr. 2013-06-05 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (sched, preempt, svc, chx_timer_expired, chx_exit) (chopstx_usec_wait, chopstx_mutex_lock, chopstx_cond_wait) (chopstx_intr_wait, chopstx_join): Implement SCHED_RR. (chopstx_create): Change API. (chopstx_wakeup_usec_wait): New. (chopstx_usec_wait): Accept wakeup to break. (chopstx_usec_wait_internal): New. (CHX_FLAGS_MAIN): New. (chx_systick_init): Add chx_timer_insert for main. (chx_set_timer): Don't set thread state. (chopstx_usec_wait_internal): Set thread state to THREAD_WAIT_TIME. 2013-06-04 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (AIRCR): New. (chx_init): Setting for PRIGROUP 2-bit:2-bit. (sched): Unlock cpu_sched_lock on return to thread. (preempt, chx_timer_expired, chx_handle_intr): Those can be considered holding cpu_sched_lock (by its equal exception priorities), thus no acquiring lock required. (CHX_PRIO_MAIN): New macro. (chopstx_create): Change API. (chopstx_attr_init, chopstx_attr_setschedparam) (chopstx_attr_setstack): Remove. (chopstx_intr_wait, chopstx_join): Call chx_cpu_sched_unlock. (chopstx_cleanup_push, chopstx_cleanup_pop): New. (chopstx_exit): Call cleanup routines. 2013-06-03 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_spin_lock, chx_spin_unlock): Rename. (chx_cpu_sched_lock, chx_cpu_sched_unlock): New. * chopstx.c (chx_exit): Use R8. 2013-05-29 Niibe Yutaka <gniibe@fsij.org> * entry.c (entry): Initialize data section. * chopstx.c (svc): Implement race avoidance between chx_handle_intr. (chx_handle_intr): Increment ->ready. Put to ready queue only when it's not running. (chx_sched): Add an argument for race avoidance. (chopstx_intr_wait): Fix race condition. (chopstx_cond_broadcast): Fix initial value. (chopstx_join): Check RET. (chx_init): Initialize q_exit and q_join. (chopstx_release_irq, chopstx_release_irq_thread): Enable IRQ on release (as system reset default). * board/board-olimex-stm32-h103.h (NEUG_ADC_SETTING2_*): Add. * chopstx.c (chx_mutex_unlock, chopstx_exit): New. (chopstx_mutex_unlock): Use chx_mutex_unlock. (chopstx_cond_wait): Fix race condition. 2013-05-28 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chopstx_intr_wait): Rename from chopstx_wait_intr. (chopstx_usec_wait): Rename from chosptx_usleep. (chopstx_cancel, chopstx_testcancel): New. (idle): Moved from entry.c and use WFI if USE_WFI_FOR_IDLE. 2013-05-27 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_fatal, chopstx_exit, chopstx_join): New. (struct chx_thread): Independent member of state. Use bit fields. (chx_timer_expired, chx_handle_intr): Check priority before calling chx_request_preemption. (chx_disable_intr): Clear pending interrupt too. (chopstx_claim_irq): Rename from chopstx_intr_register. (chopstx_release_irq): New. (chopstx_join): Promote priority of thread to be joined. 2013-05-24 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_request_preemption): Rename from chx_preempt. * entry.c: "sys.h" is only for to new sys 2.0, keeping compatibility to 1.0, it is if-def out now. 2013-05-22 Niibe Yutaka <gniibe@fsij.org> * chopstx.c (chx_enable_intr, chx_disable_intr): Implement. (chx_set_intr_prio): New. (chx_handle_intr): Use list to register interrupt threads. (chx_init): Set PendSV priority (as minimum: bigger). * entry.c (vector_table): set chx_handle_intr for all interrupts. 2013-05-21 Niibe Yutaka <gniibe@fsij.org> * Initial commit.