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mb/emulation/qemu-riscv: Support arbitrary ROM sizes

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Make the linker script dynamic to support non default ROM sizes.
Prevents weird runtime issues due to stages overwriting parts of the
CBFS while decompressing stages.

Change-Id: I37b9187c719b907959f02a272ec0459aabbcda3c
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33412
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Hug <philipp@hug.cx>
This commit is contained in:
Patrick Rudolph
2019-06-12 09:48:31 +02:00
committed by Patrick Georgi
parent 23df47724d
commit c6ba36f069
1 changed files with 10 additions and 7 deletions
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17
src/mainboard/emulation/qemu-riscv/memlayout.ld
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@@ -15,15 +15,18 @@
#include <memlayout.h> #include <memlayout.h>
#include <arch/header.ld> #include <arch/header.ld>
#include <mainboard/addressmap.h>
#define START 0x80000000 //Stages start after CBFS in DRAM
#define STAGES_START (QEMU_VIRT_DRAM + CONFIG_ROM_SIZE)
SECTIONS SECTIONS
{ {
DRAM_START(START) DRAM_START(QEMU_VIRT_DRAM)
BOOTBLOCK(START, 64K) BOOTBLOCK(QEMU_VIRT_DRAM, 64K)
STACK(START + 4M, 4K) // CBFS goes here
ROMSTAGE(START + 4M + 64K, 128K) STACK(STAGES_START, 4K)
PRERAM_CBMEM_CONSOLE(START + 4M + 192K, 8K) ROMSTAGE(STAGES_START + 64K, 128K)
RAMSTAGE(START + 4M + 200K, 16M) PRERAM_CBMEM_CONSOLE(STAGES_START + 192K, 8K)
RAMSTAGE(STAGES_START + 200K, 16M)
} }