linux-kernel - [v4 PATCH 3/3] RISC-V: Use common linux loader

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Message-Id: <20221006230051.185850-4-atishp@rivosinc.com>
Date:   Thu,  6 Oct 2022 16:00:51 -0700
From:   Atish Patra <atishp@...osinc.com>
To:     linux-kernel@...r.kernel.org
Cc:     Atish Patra <atishp@...osinc.com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Daniel Kiper <daniel.kiper@...cle.com>,
        Fu Wei <tekkamanninja@...il.com>,
        Leif Lindholm <quic_llindhol@...cinc.com>,
        Nikita Ermakov <arei@...linux.org>,
        Atish Patra <atishp@...shpatra.org>,
        Heinrich Schuchardt <heinrich.schuchardt@...onical.com>,
        Julian Andres Klode <julian.klode@...onical.com>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>
Subject: [v4 PATCH 3/3] RISC-V: Use common linux loader

RISC-V doesn't have to do anything very different from other architectures
to loader EFI stub linux kernel. As a result, just use the common linux
loader instead of defining a RISC-V specific linux loader.

Signed-off-by: Atish Patra <atishp@...osinc.com>
---
 grub-core/Makefile.core.def    |  4 +--
 grub-core/loader/riscv/linux.c | 59 ----------------------------------
 2 files changed, 2 insertions(+), 61 deletions(-)
 delete mode 100644 grub-core/loader/riscv/linux.c

diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index ce95c76eaffa..d6cb8a673e1b 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -1820,8 +1820,8 @@ module = {
   arm_efi = loader/efi/linux.c;
   arm_uboot = loader/arm/linux.c;
   arm64 = loader/efi/linux.c;
-  riscv32 = loader/riscv/linux.c;
-  riscv64 = loader/riscv/linux.c;
+  riscv32 = loader/efi/linux.c;
+  riscv64 = loader/efi/linux.c;
   common = loader/linux.c;
   common = lib/cmdline.c;
   enable = noemu;
diff --git a/grub-core/loader/riscv/linux.c b/grub-core/loader/riscv/linux.c
deleted file mode 100644
index d17c488e118d..000000000000
--- a/grub-core/loader/riscv/linux.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2018  Free Software Foundation, Inc.
- *
- *  GRUB is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  GRUB is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/command.h>
-#include <grub/dl.h>
-#include <grub/lib/cmdline.h>
-
-GRUB_MOD_LICENSE ("GPLv3+");
-
-static grub_err_t
-grub_cmd_initrd (grub_command_t cmd __attribute__ ((unused)),
-		 int argc __attribute__ ((unused)),
-		 char *argv[] __attribute__ ((unused)))
-{
-  grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET, N_("Linux not supported yet"));
-
-  return grub_errno;
-}
-
-static grub_err_t
-grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
-		int argc __attribute__ ((unused)),
-		char *argv[] __attribute__ ((unused)))
-{
-  grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET, N_("Linux not supported yet"));
-
-  return grub_errno;
-}
-
-static grub_command_t cmd_linux, cmd_initrd;
-
-GRUB_MOD_INIT (linux)
-{
-  cmd_linux = grub_register_command ("linux", grub_cmd_linux, 0,
-				     N_("Load Linux."));
-  cmd_initrd = grub_register_command ("initrd", grub_cmd_initrd, 0,
-				      N_("Load initrd."));
-}
-
-GRUB_MOD_FINI (linux)
-{
-  grub_unregister_command (cmd_linux);
-  grub_unregister_command (cmd_initrd);
-}
-- 
2.25.1