CBMEM CONSOLE: Add config option for CBMEM stored console log.

[coreboot.git] / src / console / Kconfig

diff --git a/src/console/Kconfig b/src/console/Kconfig
index dbd11f65e83ac1fb1e4d96d29c99f8e6270c5d83..fefbe2ed847557d7bdaaddf662d407c5ade53405 100644 (file)
--- a/src/console/Kconfig
+++ b/src/console/Kconfig
@@ -190,6 +190,33 @@ config CONSOLE_NE2K_IO_PORT
          32 bytes of IO spaces will be used (and align on 32 bytes
          boundary, qemu needs broader align)
 
+config CONSOLE_CBMEM
+       depends on EARLY_CBMEM_INIT
+       bool "Send console output to a CBMEM buffer"
+       default n
+       help
+         Enable this to save the console output in a CBMEM buffer. This would
+         allow to see coreboot console output from Linux space.
+
+config CONSOLE_CBMEM_BUFFER_SIZE
+       depends on CONSOLE_CBMEM
+       hex "Room allocated for console output in CBMEM"
+       default 0xae00
+       help
+         Space allocated for console output storage in CBMEM. The default
+         value (almost 45K or 0xaeoo bytes) is large enough to accommodate
+         even the BIOS_SPEW level.
+
+config CONSOLE_CAR_BUFFER_SIZE
+       depends on CONSOLE_CBMEM
+       hex "Room allocated for console output in cash as RAM"
+       default 0xc00
+       help
+         Console is used before RAM is initialized. This is the room reserved
+         in the DCACHE based RAM to keep console output before it can be
+         saved in a CBMEM buffer. 3K bytes should be enough even for the
+         BIOS_SPEW level.
+
 
 choice
        prompt "Maximum console log level"