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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.
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