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Merge branch 'bugfix/uart_driver_obj_into_sram_v4.2' into 'release/v4.2'

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uart: put driver object into sram(v4.2)

See merge request espressif/esp-idf!14753
This commit is contained in:
Michael (XIAO Xufeng)
2021-09-26 01:33:52 +00:00
parent c00e51b11a 9b6d4c4015
commit 0e10bf11e3
2 changed files with 315 additions and 213 deletions
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1
components/driver/Kconfig
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@@ -99,6 +99,7 @@ menu "Driver configurations"
config UART_ISR_IN_IRAM config UART_ISR_IN_IRAM
bool "Place UART ISR function into IRAM" bool "Place UART ISR function into IRAM"
default n default n
select FREERTOS_SUPPORT_STATIC_ALLOCATION
help help
If this option is not selected, UART interrupt will be disabled for a long time and If this option is not selected, UART interrupt will be disabled for a long time and
may cause data lost when doing spi flash operation. may cause data lost when doing spi flash operation.

527
components/driver/uart.c
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