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| author | Simon Glass <sjg@chromium.org> | 2021-01-24 10:06:03 -0700 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2021-02-01 15:11:41 +0800 |
| commit | 86c372af1abd02f6d81c287159e5d80bb27b8ae4 (patch) | |
| tree | 0debd858c894d13c390efbf483fc1b52b199ec35 | |
| parent | 6754393d260cf779a1c441a58c305a6b62e6a82d (diff) | |
| download | u-boot-86c372af1abd02f6d81c287159e5d80bb27b8ae4.zip u-boot-86c372af1abd02f6d81c287159e5d80bb27b8ae4.tar.gz u-boot-86c372af1abd02f6d81c287159e5d80bb27b8ae4.tar.bz2 | |
x86: spl: Add a function to find the text base
It is useful to know the TEXT_BASE value for the image being loaded in
TPL/SPL. Add a new spl_get_image_text_base() function to handle this.
Make use of this in the x86 SPL handler, instead of having the logic
there.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
| -rw-r--r-- | common/spl/spl.c | 6 | ||||
| -rw-r--r-- | include/spl.h | 10 |
2 files changed, 16 insertions, 0 deletions
diff --git a/common/spl/spl.c b/common/spl/spl.c index 8cb6f3d..cdd7b05 100644 --- a/common/spl/spl.c +++ b/common/spl/spl.c @@ -144,6 +144,12 @@ ulong spl_get_image_size(void) binman_sym(ulong, u_boot_any, size); } +ulong spl_get_image_text_base(void) +{ + return spl_phase() == PHASE_TPL ? CONFIG_SPL_TEXT_BASE : + CONFIG_SYS_TEXT_BASE; +} + /* * Weak default function for board specific cleanup/preparation before * Linux boot. Some boards/platforms might not need it, so just provide diff --git a/include/spl.h b/include/spl.h index faffeb5..e172500 100644 --- a/include/spl.h +++ b/include/spl.h @@ -255,6 +255,16 @@ ulong spl_get_image_pos(void); ulong spl_get_image_size(void); /** + * spl_get_image_text_base() - get the text base of the next phase + * + * This returns the address that the next stage is linked to run at, i.e. + * CONFIG_SPL_TEXT_BASE or CONFIG_SYS_TEXT_BASE + * + * @return text-base address + */ +ulong spl_get_image_text_base(void); + +/** * spl_load_simple_fit_skip_processing() - Hook to allow skipping the FIT * image processing during spl_load_simple_fit(). * |