diff options
| author | Jiaxun Yang <[email protected]> | 2024-06-18 14:56:06 +0100 |
|---|---|---|
| committer | Tom Rini <[email protected]> | 2024-07-04 16:08:37 -0600 |
| commit | eb2daa0f4e6d431ea62c3feca190f7fd2a9de8f5 (patch) | |
| tree | 6f771ebb7620343cb48db6f83490e3c67b9bccf6 /drivers/serial/Kconfig | |
| parent | bd64275f2d0b1aca754da7472f1f3227dfd78e44 (diff) | |
drivers: serial: Add xtensa semihosting driver
Add xtensa semihosting driver.
It can't use regular semihosting driver as Xtensa's has it's own
semihosting ABI.
Tested-by: Max Filippov <[email protected]>
Signed-off-by: Jiaxun Yang <[email protected]>
Diffstat (limited to 'drivers/serial/Kconfig')
| -rw-r--r-- | drivers/serial/Kconfig | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 1fe4607598e..3a1e5a6f287 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -501,6 +501,15 @@ config DEBUG_UART_MT7620 driver will be available until the real driver model serial is running. +config DEBUG_UART_XTENSA_SEMIHOSTING + bool "Xtensa semihosting" + depends on XTENSA_SEMIHOSTING_SERIAL + help + Select this to enable the debug UART using the Xtensa semihosting driver. + This provides basic serial output from the console without needing to + start up driver model. The driver will be available until the real + driver model serial is running. + endchoice config DEBUG_UART_BASE @@ -936,7 +945,6 @@ config SH_SCIF_CLK_FREQ config SEMIHOSTING_SERIAL bool "Semihosting UART support" depends on SEMIHOSTING && !SERIAL_RX_BUFFER - imply SERIAL_PUTS help Select this to enable a serial UART using semihosting. Special halt instructions will be issued which an external debugger (such as a @@ -1115,6 +1123,14 @@ config XEN_SERIAL If built without DM support, then requires Xen to be built with CONFIG_VERBOSE_DEBUG. +config XTENSA_SEMIHOSTING_SERIAL + bool "Xtensa Semihosting UART support" + depends on DM_SERIAL + depends on XTENSA_SEMIHOSTING + imply SERIAL_PUTS + help + Select this to enable a serial UART using Xtensa semihosting. + choice prompt "Console port" default 8xx_CONS_SMC1 |