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arch/x86: Combine bootblock linker scripts 

Packing bootblock sections is somewhat easier to understand
when these all appear in one .ld file.

Change-Id: Ie8629a89fa47a28db63ecc33c631b29ac5a77448
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47597
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Kyösti Mälkki 2020-04-21 10:29:17 +03:00 committed by Hung-Te Lin
parent c2d6f5f4da
commit cfe526dce2
5 changed files with 23 additions and 41 deletions
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22
src/cpu/x86/16bit/entry16.ld → src/arch/x86/bootblock.ld
View File

@ -10,3 +10,25 @@ nullidt_offset = nullidt & 0xffff;
_bogus = ASSERT((_start16bit & 0xfff) == 0, "Symbol _start16bit is not at 4 KiB boundary");
ap_sipi_vector_in_rom = (_start16bit >> 12) & 0xff;
#endif
SECTIONS {
/* Trigger an error if I have an unusable start address */
_bogus = ASSERT(_start16bit >= 0xffff0000, "_start16bit too low. Please report.");
. = (0xffffffff - CONFIG_ID_SECTION_OFFSET) - (__id_end - __id_start) + 1;
.id (.): {
KEEP(*(.id));
}
. = 0xffffffc0;
.fit_pointer (.): {
KEEP(*(.fit_pointer));
}
. = 0xfffffff0;
.reset . : {
*(.reset);
. = 15;
BYTE(0x00);
}
}

8
src/arch/x86/id.ld
View File

@ -1,8 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
SECTIONS {
. = (0xffffffff - CONFIG_ID_SECTION_OFFSET) - (__id_end - __id_start) + 1;
.id (.): {
KEEP(*(.id))
}
}

8
src/arch/x86/memlayout.ld
View File

@ -39,11 +39,5 @@ SECTIONS
}
#if ENV_BOOTBLOCK
/* Bootblock specific scripts which provide more SECTION directives. */
#include <cpu/x86/16bit/entry16.ld>
#include <cpu/x86/16bit/reset16.ld>
#include <arch/x86/id.ld>
#if CONFIG(CPU_INTEL_FIRMWARE_INTERFACE_TABLE)
#include <cpu/intel/fit/fit.ld>
#endif
#include <arch/x86/bootblock.ld>
#endif /* ENV_BOOTBLOCK */

8
src/cpu/intel/fit/fit.ld
View File

@ -1,8 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
SECTIONS {
. = 0xffffffc0;
.fit_pointer (.): {
KEEP(*(.fit_pointer))
}
}

18
src/cpu/x86/16bit/reset16.ld
View File

@ -1,18 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* _ROMTOP : The top of the ROM used where we
* need to put the reset vector.
*/
SECTIONS {
/* Trigger an error if I have an unuseable start address */
_bogus = ASSERT(_start16bit >= 0xffff0000, "_start16bit too low. Please report.");
_ROMTOP = 0xfffffff0;
. = _ROMTOP;
.reset . : {
*(.reset);
. = 15;
BYTE(0x00);
}
}