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2024-08-26doc: Add some guidelines about global dataSimon Glass
Update the documentation to provide a bit more information about how to use global data. Signed-off-by: Simon Glass <[email protected]>
2022-10-06common/board_f: remove XTRN_DECLARE_GLOBAL_DATA_PTR dead codeOvidiu Panait
The XTRN_DECLARE_GLOBAL_DATA_PTR declarations in ppc code are permanently commented out, so there are no users for this macro: #if 1 #define DECLARE_GLOBAL_DATA_PTR register volatile gd_t *gd asm ("r2") #else /* We could use plain global data, but the resulting code is bigger */ #define XTRN_DECLARE_GLOBAL_DATA_PTR extern #define DECLARE_GLOBAL_DATA_PTR XTRN_DECLARE_GLOBAL_DATA_PTR \ gd_t *gd #endif Remove all references to this macro, but add a documentation note regarding the possibility of using plain global data for the GD pointer. Signed-off-by: Ovidiu Panait <[email protected]> Reviewed-by: Simon Glass <[email protected]> Reviewed-by: Tom Rini <[email protected]>
2022-04-25nds32: Remove the architectureTom Rini
As removal of nds32 has been ack'd for the Linux kernel, remove support here as well. Cc: Rick Chen <[email protected]> Signed-off-by: Tom Rini <[email protected]> Reviewed-by: Rick Chen <[email protected]>
2020-12-15doc: global data pointer on x86, x86_64Heinrich Schuchardt
On x86 the global data pointer is stored in register fs. On x86_64 no register is used for the global data pointer. Signed-off-by: Heinrich Schuchardt <[email protected]> Reviewed-by: Simon Glass <[email protected]>
2020-10-14doc: global data pointerHeinrich Schuchardt
Add the description of the global data pointer to the generated HTML documentation. Signed-off-by: Heinrich Schuchardt <[email protected]> Reviewed-by: Simon Glass <[email protected]>