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Subject[PATCH 1/1] RISC-V: load initrd wherever it fits into memory
Date
Requiring that initrd is loaded below RAM start + 256 MiB led to failure
to boot SUSE Linux with GRUB on QEMU, cf.
https://lists.gnu.org/archive/html/grub-devel/2021-06/msg00037.html

Remove the constraint.

Reported-by: Andreas Schwab <schwab@linux-m68k.org>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
---
arch/riscv/include/asm/efi.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/include/asm/efi.h b/arch/riscv/include/asm/efi.h
index 7542282f1141..649ab513dc99 100644
--- a/arch/riscv/include/asm/efi.h
+++ b/arch/riscv/include/asm/efi.h
@@ -33,10 +33,10 @@ static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr)

#define ARCH_EFI_IRQ_FLAGS_MASK (SR_IE | SR_SPIE)

-/* Load initrd at enough distance from DRAM start */
+/* Load initrd anywhere in system RAM */
static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr)
{
- return image_addr + SZ_256M;
+ return ULONG_MAX;
}

#define alloc_screen_info(x...) (&screen_info)
--
2.30.2
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