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6c04f97773
Introduce a struct definition for the stage3 parameters used by stage3.c. This makes it easier to maintain the stage3 linker script and it allows us to consolidate the stage3_params structs defined in `stage3.h` and `include/boot.h` as well as the stage3 flag macros. Reviewed-by: Philipp Rudo <prudo@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
44 lines
770 B
Plaintext
44 lines
770 B
Plaintext
/*
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* Memory layout for stage 3
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* =========================
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*
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* General memory layout
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* ---------------------
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*
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* 0x0000-0x1fff Lowcore
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* 0x2000-0x5fff Memory allocation (heap)
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* 0x6000-0x8fff free
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* 0x9000-0x9fff Stage3 parameter
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* 0xa000-0xdfff Stage3 code + data
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* 0xf000-0xffff Stack
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*/
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SECTIONS
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{
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. = 0x0;
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. = 0x2000;
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__heap_start = .;
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. = 0x6000;
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__heap_stop = .;
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/* stage 3 parameter */
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. = 0x9000;
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_stage3_parms = .;
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. = 0xa000;
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.text.start : { *(.text.start) }
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.text : { *(.text) }
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__ex_table_start = .;
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.ex_table : { *(.ex_table) }
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__ex_table_stop = .;
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.eh_frame : { *(.eh_frame) }
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__bss_start = .;
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.bss : { *(.bss) }
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__bss_stop = .;
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.rodata : {*(.rodata) }
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.data : { *(.data) }
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}
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