diff options
| author | Simon Glass <sjg@chromium.org> | 2013-05-08 08:06:02 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-05-14 15:37:25 -0400 |
| commit | c19d13b030e93c6b30f61743e940da8d4418e714 (patch) | |
| tree | 3cff800eb0fb598ba44d62e4adfb85f455db7431 /arch/arm/include/asm/bootm.h | |
| parent | 13d06981a9829c9edcfd6f9f582d216fbaed95e5 (diff) | |
| download | talos-obmc-uboot-c19d13b030e93c6b30f61743e940da8d4418e714.tar.gz talos-obmc-uboot-c19d13b030e93c6b30f61743e940da8d4418e714.zip | |
arm: Refactor bootm to reduce #ifdefs
With fewer #ifdefs the code is more readable and more of the code is
compiled for all boards. Add defines in the header file to control
what features are enabled, and then use if() instead of #ifdef.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/include/asm/bootm.h')
| -rw-r--r-- | arch/arm/include/asm/bootm.h | 54 |
1 files changed, 52 insertions, 2 deletions
diff --git a/arch/arm/include/asm/bootm.h b/arch/arm/include/asm/bootm.h index db2ff94c62..2c4fa196e4 100644 --- a/arch/arm/include/asm/bootm.h +++ b/arch/arm/include/asm/bootm.h @@ -1,4 +1,7 @@ -/* Copyright (C) 2011 +/* + * Copyright (c) 2013, Google Inc. + * + * Copyright (C) 2011 * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de> * * This program is free software; you can redistribute it and/or modify @@ -19,8 +22,55 @@ #ifndef ARM_BOOTM_H #define ARM_BOOTM_H -#ifdef CONFIG_USB_DEVICE extern void udc_disconnect(void); + +#if defined(CONFIG_SETUP_MEMORY_TAGS) || \ + defined(CONFIG_CMDLINE_TAG) || \ + defined(CONFIG_INITRD_TAG) || \ + defined(CONFIG_SERIAL_TAG) || \ + defined(CONFIG_REVISION_TAG) +# define BOOTM_ENABLE_TAGS 1 +#else +# define BOOTM_ENABLE_TAGS 0 +#endif + +#ifdef CONFIG_SETUP_MEMORY_TAGS +# define BOOTM_ENABLE_MEMORY_TAGS 1 +#else +# define BOOTM_ENABLE_MEMORY_TAGS 0 +#endif + +#ifdef CONFIG_CMDLINE_TAG + #define BOOTM_ENABLE_CMDLINE_TAG 1 +#else + #define BOOTM_ENABLE_CMDLINE_TAG 0 +#endif + +#ifdef CONFIG_INITRD_TAG + #define BOOTM_ENABLE_INITRD_TAG 1 +#else + #define BOOTM_ENABLE_INITRD_TAG 0 +#endif + +#ifdef CONFIG_SERIAL_TAG + #define BOOTM_ENABLE_SERIAL_TAG 1 +void get_board_serial(struct tag_serialnr *serialnr); +#else + #define BOOTM_ENABLE_SERIAL_TAG 0 +static inline void get_board_serial(struct tag_serialnr *serialnr) +{ +} +#endif + +#ifdef CONFIG_REVISION_TAG + #define BOOTM_ENABLE_REVISION_TAG 1 +u32 get_board_rev(void); +#else + #define BOOTM_ENABLE_REVISION_TAG 0 +static inline u32 get_board_rev(void) +{ + return 0; +} #endif #endif |
