diff options
| -rw-r--r-- | configs/sandbox_defconfig | 1 | ||||
| -rw-r--r-- | drivers/serial/Kconfig | 20 | ||||
| -rw-r--r-- | drivers/serial/serial-uclass.c | 5 | ||||
| -rw-r--r-- | include/configs/sandbox.h | 1 | ||||
| -rw-r--r-- | include/fdtdec.h | 6 |
5 files changed, 30 insertions, 3 deletions
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig index 345b701..31fe2f9 100644 --- a/configs/sandbox_defconfig +++ b/configs/sandbox_defconfig @@ -41,3 +41,4 @@ CONFIG_UNIT_TEST=y CONFIG_UT_TIME=y CONFIG_UT_DM=y CONFIG_UT_ENV=y +CONFIG_SANDBOX_SERIAL=y diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 5611fac..4829284 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -76,6 +76,26 @@ config DEBUG_UART_SHIFT value. Use this value to specify the shift to use, where 0=byte registers, 2=32-bit word registers, etc. +config SANDBOX_SERIAL + bool "Sandbox UART support" + depends on SANDBOX && DM + help + Select this to enable a seral UART for sandbox. This is required to + operate correctly, otherwise you will see no serial output from + sandbox. The emulated UART will display to the console and console + input will be fed into the UART. This allows you to interact with + U-Boot. + + The operation of the console is controlled by the -t command-line + flag. In raw mode, U-Boot sees all characters from the terminal + before they are processed, including Ctrl-C. In cooked mode, Ctrl-C + is processed by the terminal, and terminates U-Boot. Valid options + are: + + -t raw-with-sigs Raw mode, Ctrl-C will terminate U-Boot + -t raw Raw mode, Ctrl-C is processed by U-Boot + -t cooked Cooked mode, Ctrl-C terminates + config UNIPHIER_SERIAL bool "Support for UniPhier on-chip UART" depends on ARCH_UNIPHIER && DM_SERIAL diff --git a/drivers/serial/serial-uclass.c b/drivers/serial/serial-uclass.c index 5674d5e..815fec3 100644 --- a/drivers/serial/serial-uclass.c +++ b/drivers/serial/serial-uclass.c @@ -32,7 +32,7 @@ static void serial_find_console_or_panic(void) struct udevice *dev; int node; - if (OF_CONTROL) { + if (OF_CONTROL && gd->fdt_blob) { /* Check for a chosen console */ node = fdtdec_get_chosen_node(gd->fdt_blob, "stdout-path"); if (node < 0) @@ -54,7 +54,8 @@ static void serial_find_console_or_panic(void) return; } } - } else { + } + if (!SPL_BUILD || !OF_CONTROL || !gd->fdt_blob) { /* * Try to use CONFIG_CONS_INDEX if available (it is numbered * from 1!). diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h index 3a857e2..3caa83c 100644 --- a/include/configs/sandbox.h +++ b/include/configs/sandbox.h @@ -113,7 +113,6 @@ #define CONFIG_BAUDRATE 115200 #define CONFIG_SYS_BAUDRATE_TABLE {4800, 9600, 19200, 38400, 57600,\ 115200} -#define CONFIG_SANDBOX_SERIAL #define CONFIG_SYS_NO_FLASH diff --git a/include/fdtdec.h b/include/fdtdec.h index 4fb8a2a..e255998 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -41,6 +41,12 @@ struct fdt_memory { fdt_addr_t end; }; +#ifdef CONFIG_SPL_BUILD +#define SPL_BUILD 1 +#else +#define SPL_BUILD 0 +#endif + #ifdef CONFIG_OF_CONTROL # if defined(CONFIG_SPL_BUILD) && defined(SPL_DISABLE_OF_CONTROL) # define OF_CONTROL 0 |