diff options
Diffstat (limited to 'recipes-bsp/u-boot/u-boot-2016.09.01/mtcdt_flush_console_autoboot.patch')
| -rw-r--r-- | recipes-bsp/u-boot/u-boot-2016.09.01/mtcdt_flush_console_autoboot.patch | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/recipes-bsp/u-boot/u-boot-2016.09.01/mtcdt_flush_console_autoboot.patch b/recipes-bsp/u-boot/u-boot-2016.09.01/mtcdt_flush_console_autoboot.patch deleted file mode 100644 index d08843a..0000000 --- a/recipes-bsp/u-boot/u-boot-2016.09.01/mtcdt_flush_console_autoboot.patch +++ /dev/null @@ -1,43 +0,0 @@ -# This change sets the bootdelay to 2 seconds. On old devices -# the bootdelay may be in the environment variable partitions. -# When updating a system, u-boot setenv command must be used -# to set the bootdelay to 2 in the environment. A bootdelay -# of zero will make it nearly impossible to enter U-Boot, -# and zero is the old default, and may be in the environment. -# For MTCDT only the unpowered EXAR serial to USB convertor -# leaks the output of the console back to the input in some -# cases. Therefore it is necessary to flush the UART before -# attempting to monitor keystrokes. The output of the -# console must be quiet, or in the case of the normal -# boot where the EXAR part is unpowered, the read of the -# keyboard may be reading output to the console screen. -# This problem never occurs if the EXAR part is connected -# to a PC, and is powered. -diff -Naru orig/common/autoboot.c new/common/autoboot.c ---- orig/common/autoboot.c 2019-08-15 10:56:58.183468370 -0500 -+++ new/common/autoboot.c 2019-08-15 10:30:11.363515940 -0500 -@@ -219,6 +219,12 @@ - printf("Hit any key to stop autoboot: %2d ", bootdelay); - #endif - -+ /* Flush input -- must be done because of loopback -+ * issue on MTCDT models with unpowered EXAR part -+ * which do loopback unintentionally by default. -+ */ -+ while (tstc()) -+ getc(); - /* - * Check if key already pressed - */ -diff -Naru orig/configs/at91sam9x5ek_nandflash_defconfig new/configs/at91sam9x5ek_nandflash_defconfig ---- orig/configs/at91sam9x5ek_nandflash_defconfig 2019-08-15 10:49:30.223481632 -0500 -+++ new/configs/at91sam9x5ek_nandflash_defconfig 2019-08-15 10:50:10.703480433 -0500 -@@ -3,7 +3,7 @@ - CONFIG_TARGET_AT91SAM9X5EK=y - CONFIG_SPL=n - CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9X5,SYS_USE_NANDFLASH" --CONFIG_BOOTDELAY=0 -+CONFIG_BOOTDELAY=2 - CONFIG_HUSH_PARSER=y - CONFIG_SYS_PROMPT="U-Boot> " - CONFIG_CMD_BOOTZ=y |