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2025-03-13spl: Use CONFIG_VAL() to obtain the SPL stackSimon Glass
Now that we have the same option for SPL and TPL, simplify the logic for determining the initial stack. Note that this changes behaviour as current SPL_STACK is a fallback for TPL. However, that was likely unintended and can be handled with Kconfig defaults if needed. Signed-off-by: Simon Glass <[email protected]> Reviewed-by: Tom Rini <[email protected]> Suggested-by: Tom Rini <[email protected]>
2025-03-13tpl: Rename TPL_NEEDS_SEPARATE_STACK to TPL_HAVE_INIT_STACKSimon Glass
The most common word for features that make a platform work is to use 'HAVE_xxx'. Rename this option to match. Update the help to use the word 'phase' rather than 'stage', since that is the current terminology. Also clarify that, absent this setting, the stack pointer generally comes from the value used by U-Boot proper, rather than SPL. Move the option just above TPL_STACK which depends on it. Signed-off-by: Simon Glass <[email protected]>
2025-01-22spl: Add support for a relocating jump to the next phaseSimon Glass
When one xPL phase wants to jump to the next, the next phase must be loaded into its required address. This means that the TEXT_BASE for the two phases must be different and there cannot be any memory overlap between the code used by the two phases. It also can mean that phases need to be moved around to accommodate any size growth. Having two xPL phases in SRAM at the same time can be tricky if SRAM is limited, which it often is. It would be better if the second phase could be loaded somewhere else, then decompressed into place over the top of the first phase. Introduce a relocating jump for xPL to support this. This selects a suitable place to load the (typically compressed) next phase, copies some decompression code out of the first phase, then jumps to this code to decompress and start the next phase. This feature makes it much easier to support Verified Boot for Embedded (VBE) on RK3399 boards, which have 192KB of SRAM. Signed-off-by: Simon Glass <[email protected]>
2024-08-13spl: binman: Disable u_boot_any symbols for i.MX 8ULP boardsGary Bisson
This is extending commit da96f93cda9 ("spl: binman: Disable u_boot_any symbols for i.MX93 boards") to i.MX 8ULP boards. Signed-off-by: Gary Bisson <[email protected]> Reviewed-by: Peng Fan <[email protected]>
2024-01-08spl: binman: Disable u_boot_any symbols for i.MX93 boardsMathieu Othacehe
This is extending commit 6516c9b349b3 ("spl: binman: Disable u_boot_any symbols for i.MX8M boards") to i.MX93 boards. Signed-off-by: Mathieu Othacehe <[email protected]>
2023-08-09Kconfigs: Correct default of "0" on hex type entriesTom Rini
It is not a parse error to have a default value of "0" for a "hex" type entry, instead of "0x0". However, "0" and "0x0" are not treated the same even by the tools themselves. Correct this by changing the default value from "0" to "0x0" for all hex type questions that had the incorrect default. Fix one instance (in two configs) of a default of "0" being used on a hex question to be "0x0". Remove the cases where a defconfig had set a value of "0x0" to be used as the default had been "0". Signed-off-by: Tom Rini <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2023-07-07tpl: Kconfig: TPL_BANNER_PRINT depends on DEBUG_UART && TPL_SERIALYing Sun
As implemented in the arch/arm/mach-rockchip/tpl.c file, the CONFIG_TPL_BANNER_PRINT option will not work if either of these options is not enabled. Add dependency constraints to the CONFIG_TPL_BANNER_PRINT option definition to prevent configuration problems where option is enabled but do not take effect. Suggested-by: Yanjie Ren <[email protected]> Signed-off-by: Ying Sun <[email protected]>
2023-01-16arm: rockchip: Add RV1126 arch core supportJagan Teki
Rockchip RV1126 is a high-performance vision processor SoC for IPC/CVR, especially for AI related application. Add arch core support for it. Signed-off-by: Jagan Teki <[email protected]> Signed-off-by: Kever Yang <[email protected]> Reviewed-by: Kever Yang <[email protected]> Change-Id: I22fde40ec375e3c6aba39808abf252edc45d4b04
2022-06-28spl: binman: Disable u_boot_any symbols for i.MX8M boardsAlper Nebi Yasak
The i.MX8M boards use partially specified binman images which have an SPL entry without a U-Boot entry. This would normally cause an error due to the 'u_boot_any' binman symbols declared by BINMAN_UBOOT_SYMBOLS requiring a U-Boot-like entry in the same image as the SPL. However, a problem in the ARMv8 __image_copy_start symbol definition effectively disables binman from attempting to write any symbols at all, so everything appears to work fine until runtime. A future patch fixes the issue in the linker scripts, which lets binman fill in the symbols, which would result in the build error described above. Explicitly disable the 'u_boot_any' symbols for i.MX8M boards. They are already effectively unusable, and they are incompatible with the boards' current binman image descriptions. Signed-off-by: Alper Nebi Yasak <[email protected]>
2022-06-28spl: binman: Split binman symbols support from enabling binmanAlper Nebi Yasak
Enabling CONFIG_BINMAN makes binman run after a build to package any images specified in the device-tree. It also enables a mechanism for SPL/TPL to declare and use special linker symbols that refer to other entries in the same binman image. A similar feature that gets this info from the device-tree exists for U-Boot proper, but it is gated behind a CONFIG_BINMAN_FDT unlike the symbols. Confusingly, CONFIG_SPL/TPL_BINMAN_SYMBOLS also exist. These configs don't actually enable/disable the symbols mechanism as one would expect, but declare some symbols for U-Boot using this mechanism. Reuse the BINMAN_SYMBOLS configs to make them toggle the symbols mechanism, and declare symbols for the U-Boot phases in a dependent BINMAN_UBOOT_SYMBOLS config. Extend it to cover symbols of all phases. Update the config prompt and help message to make it clearer about this. Fix binman test binaries to work with CONFIG_IS_ENABLED(BINMAN_SYMBOLS). Co-developed-by: Peng Fan <[email protected]> [Alper: New config for phase symbols, update Kconfigs, commit message] Signed-off-by: Alper Nebi Yasak <[email protected]>
2022-06-28spl: binman: Make TPL_BINMAN_SYMBOLS depend on TPL_FRAMEWORKAlper Nebi Yasak
TPL_BINMAN_SYMBOLS depends on SPL_FRAMEWORK. The code this enables is compiled by checking CONFIG_$(SPL_TPL_)FRAMEWORK, so it should depend on TPL_FRAMEWORK instead (which in turn depends on SPL_FRAMEWORK). This was most likely a typo due to copy-pasting the config's SPL version, fix it. Signed-off-by: Alper Nebi Yasak <[email protected]>
2022-06-06spl: Move all VPL, TPL and PowerPC specific CONFIG options to separate filesTom Rini
- Move all PowerPC (and some shared with Layerscape) options to common/spl/Kconfig.nxp - Move all other TPL related options to common/spl/Kconfig.tpl - Move all VPL related options to common/spl/Kconfig.vpl This makes the whole of common/spl/Kconfig slightly more readable. Signed-off-by: Tom Rini <[email protected]>