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Damien George 0bd58a5613 esp8266/machine_pin: Move pin_intr_handler to iRAM, de-support hard IRQ. 
GPIO interrupts can occur when the flash ROM cache is in use and so the
GPIO interrupt handler must be in iRAM.  This commit moves the handler to
iRAM, and also moves mp_sched_schedule to iRAM which is called by
pin_intr_handler.

As part of this fix the Pin class can no longer support hard=True in the
Pin.irq() method, because the VM and runtime are too big to put in iRAM.

Fixes #5714.
 		2020-04-30 23:47:11 +10:00
..
bare-arm ports: Enable error text compression for various ports, but not all. 2020-04-05 15:02:06 +10:00
cc3200 all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
esp32 py/stream: Remove mp_stream_errno and use system errno instead. 2020-04-27 23:58:46 +10:00
esp8266 esp8266/machine_pin: Move pin_intr_handler to iRAM, de-support hard IRQ. 2020-04-30 23:47:11 +10:00
javascript all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00
mimxrt all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
minimal all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00
nrf all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00
pic16bit all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00
powerpc all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00
qemu-arm all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
samd all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
stm32 all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
teensy all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
unix all: Fix auto-enable of MICROPY_GCREGS_SETJMP to select GC behaviour. 2020-04-30 16:49:42 +10:00
windows all: Factor gchelper code to one place and use it for unix & ARM ports. 2020-04-29 23:45:19 +10:00
zephyr all: Format code to add space after C++-style comment start. 2020-04-23 11:24:25 +10:00