diff options
author | Mike Frysinger <michael.frysinger@analog.com> | 2007-08-05 02:06:16 -0400 |
---|---|---|
committer | Bryan Wu <bryan.wu@analog.com> | 2007-08-05 02:06:16 -0400 |
commit | 2d8f161fe3d6f8d4a2a6f7d068757261b49191f7 (patch) | |
tree | 284837a81d669b16aed11d012ce358c231fe03f8 | |
parent | be7b0d3711ec198a20edd769b9f1ad4f935a9bc2 (diff) |
Blackfin arch: update BOOT_LOAD
update BOOT_LOAD help to reflect current state of the first 4k of
our address space as well as add a memory range option to prevent
invalid values
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
-rw-r--r-- | arch/blackfin/Kconfig | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 17f946920159..cdce8cc5b7b3 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig | |||
@@ -476,15 +476,16 @@ config ENET_FLASH_PIN | |||
476 | config BOOT_LOAD | 476 | config BOOT_LOAD |
477 | hex "Kernel load address for booting" | 477 | hex "Kernel load address for booting" |
478 | default "0x1000" | 478 | default "0x1000" |
479 | range 0x1000 0x20000000 | ||
479 | help | 480 | help |
480 | This option allows you to set the load address of the kernel. | 481 | This option allows you to set the load address of the kernel. |
481 | This can be useful if you are on a board which has a small amount | 482 | This can be useful if you are on a board which has a small amount |
482 | of memory or you wish to reserve some memory at the beginning of | 483 | of memory or you wish to reserve some memory at the beginning of |
483 | the address space. | 484 | the address space. |
484 | 485 | ||
485 | Note that you generally want to keep this value at or above 4k | 486 | Note that you need to keep this value above 4k (0x1000) as this |
486 | (0x1000) as this will allow the kernel to capture NULL pointer | 487 | memory region is used to capture NULL pointer references as well |
487 | references. | 488 | as some core kernel functions. |
488 | 489 | ||
489 | comment "LED Status Indicators" | 490 | comment "LED Status Indicators" |
490 | depends on (BFIN533_STAMP || BFIN533_BLUETECHNIX_CM) | 491 | depends on (BFIN533_STAMP || BFIN533_BLUETECHNIX_CM) |