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From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: will@kernel.org, danielwa@cisco.com, robh@kernel.org,
	daniel@gimpelevich.san-francisco.ca.us, arnd@kernel.org,
	akpm@linux-foundation.org
Cc: linux-arch@vger.kernel.org, devicetree@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org,
	linux-arm-kernel@lists.infradead.org,
	microblaze <monstr@monstr.eu>,
	linux-mips@vger.kernel.org, nios2 <ley.foon.tan@intel.com>,
	openrisc@lists.librecores.org, linux-hexagon@vger.kernel.org,
	linux-riscv@lists.infradead.org, x86@kernel.org,
	linux-xtensa@linux-xtensa.org, linux-sh@vger.kernel.org,
	sparclinux@vger.kernel.org, linux-mm@kvack.org
Subject: [PATCH v4 17/20] xtensa: Convert to GENERIC_CMDLINE
Date: Fri,  2 Apr 2021 15:18:19 +0000 (UTC)
Message-ID: <61707011a81a365ccc22a6374f797b6f63cf5030.1617375802.git.christophe.leroy@csgroup.eu> (raw)
In-Reply-To: <cover.1617375802.git.christophe.leroy@csgroup.eu>

This converts the architecture to GENERIC_CMDLINE.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
 arch/xtensa/Kconfig                         | 15 +--------------
 arch/xtensa/configs/audio_kc705_defconfig   |  1 -
 arch/xtensa/configs/common_defconfig        |  1 -
 arch/xtensa/configs/generic_kc705_defconfig |  1 -
 arch/xtensa/configs/iss_defconfig           |  1 -
 arch/xtensa/configs/nommu_kc705_defconfig   |  1 -
 arch/xtensa/configs/smp_lx200_defconfig     |  1 -
 arch/xtensa/configs/virt_defconfig          |  1 -
 arch/xtensa/configs/xip_kc705_defconfig     |  1 -
 arch/xtensa/kernel/setup.c                  | 10 ++--------
 10 files changed, 3 insertions(+), 30 deletions(-)

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 9ad6b7b82707..42309f5e9cda 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -16,6 +16,7 @@ config XTENSA
 	select COMMON_CLK
 	select DMA_REMAP if MMU
 	select GENERIC_ATOMIC64
+	select GENERIC_CMDLINE
 	select GENERIC_IRQ_SHOW
 	select GENERIC_PCI_IOMAP
 	select GENERIC_SCHED_CLOCK
@@ -353,20 +354,6 @@ config GENERIC_CALIBRATE_DELAY
 	help
 	  The BogoMIPS value can easily be derived from the CPU frequency.
 
-config CMDLINE_BOOL
-	bool "Default bootloader kernel arguments"
-
-config CMDLINE
-	string "Initial kernel command string"
-	depends on CMDLINE_BOOL
-	default "console=ttyS0,38400 root=/dev/ram"
-	help
-	  On some architectures (EBSA110 and CATS), there is currently no way
-	  for the boot loader to pass arguments to the kernel. For these
-	  architectures, you should supply some command-line options at build
-	  time by entering them here. As a minimum, you should specify the
-	  memory size and the root device (e.g., mem=64M root=/dev/nfs).
-
 config USE_OF
 	bool "Flattened Device Tree support"
 	select OF
diff --git a/arch/xtensa/configs/audio_kc705_defconfig b/arch/xtensa/configs/audio_kc705_defconfig
index 3be62da8089b..5f8661a33ab4 100644
--- a/arch/xtensa/configs/audio_kc705_defconfig
+++ b/arch/xtensa/configs/audio_kc705_defconfig
@@ -27,7 +27,6 @@ CONFIG_PREEMPT=y
 CONFIG_HIGHMEM=y
 # CONFIG_PCI is not set
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000@0"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="kc705"
diff --git a/arch/xtensa/configs/common_defconfig b/arch/xtensa/configs/common_defconfig
index fa9389869154..6467ebcbb080 100644
--- a/arch/xtensa/configs/common_defconfig
+++ b/arch/xtensa/configs/common_defconfig
@@ -6,7 +6,6 @@ CONFIG_MODULES=y
 CONFIG_MODVERSIONS=y
 CONFIG_XTENSA_PLATFORM_XT2000=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyS0,38400 ip=bootp root=nfs nfsroot=/opt/montavista/pro/devkit/xtensa/linux_be/target memmap=128M@0"
 CONFIG_BINFMT_MISC=y
 CONFIG_NET=y
diff --git a/arch/xtensa/configs/generic_kc705_defconfig b/arch/xtensa/configs/generic_kc705_defconfig
index e9d6b6f6eca1..8984c4e68a42 100644
--- a/arch/xtensa/configs/generic_kc705_defconfig
+++ b/arch/xtensa/configs/generic_kc705_defconfig
@@ -26,7 +26,6 @@ CONFIG_PREEMPT=y
 CONFIG_HIGHMEM=y
 # CONFIG_PCI is not set
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000@0"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="kc705"
diff --git a/arch/xtensa/configs/iss_defconfig b/arch/xtensa/configs/iss_defconfig
index 32ce8fb068f0..996ad115264d 100644
--- a/arch/xtensa/configs/iss_defconfig
+++ b/arch/xtensa/configs/iss_defconfig
@@ -2,7 +2,6 @@ CONFIG_SYSVIPC=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_EXPERT=y
 # CONFIG_PCI is not set
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyS0,38400 eth0=tuntap,,tap0 ip=192.168.168.5:192.168.168.1 root=nfs nfsroot=192.168.168.1:/opt/montavista/pro/devkit/xtensa/linux_be/target memmap=128M@0"
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_NET=y
diff --git a/arch/xtensa/configs/nommu_kc705_defconfig b/arch/xtensa/configs/nommu_kc705_defconfig
index 88b2e222d4bf..54250bc74885 100644
--- a/arch/xtensa/configs/nommu_kc705_defconfig
+++ b/arch/xtensa/configs/nommu_kc705_defconfig
@@ -33,7 +33,6 @@ CONFIG_PREEMPT=y
 CONFIG_MEMMAP_CACHEATTR=0xfff2442f
 # CONFIG_PCI is not set
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0x9d050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=256M@0x60000000"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="kc705_nommu"
diff --git a/arch/xtensa/configs/smp_lx200_defconfig b/arch/xtensa/configs/smp_lx200_defconfig
index a47c85638ec1..58b284fd627f 100644
--- a/arch/xtensa/configs/smp_lx200_defconfig
+++ b/arch/xtensa/configs/smp_lx200_defconfig
@@ -30,7 +30,6 @@ CONFIG_HOTPLUG_CPU=y
 # CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX is not set
 # CONFIG_PCI is not set
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=96M@0"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="lx200mx"
diff --git a/arch/xtensa/configs/virt_defconfig b/arch/xtensa/configs/virt_defconfig
index 6d1387dfa96f..fb4dce2c70a3 100644
--- a/arch/xtensa/configs/virt_defconfig
+++ b/arch/xtensa/configs/virt_defconfig
@@ -21,7 +21,6 @@ CONFIG_XTENSA_VARIANT_DC233C=y
 CONFIG_XTENSA_UNALIGNED_USER=y
 CONFIG_XTENSA_KSEG_512M=y
 CONFIG_HIGHMEM=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x80000000@0"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="virt"
diff --git a/arch/xtensa/configs/xip_kc705_defconfig b/arch/xtensa/configs/xip_kc705_defconfig
index 4f1ff9531f6a..ae4427773af2 100644
--- a/arch/xtensa/configs/xip_kc705_defconfig
+++ b/arch/xtensa/configs/xip_kc705_defconfig
@@ -26,7 +26,6 @@ CONFIG_KERNEL_LOAD_ADDRESS=0xf6000000
 CONFIG_XTENSA_KSEG_512M=y
 CONFIG_HIGHMEM=y
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
-CONFIG_CMDLINE_BOOL=y
 CONFIG_CMDLINE="earlycon=uart8250,mmio32native,0xfd050020,115200n8 console=ttyS0,115200n8 ip=dhcp root=/dev/nfs rw debug memmap=0x38000000@0"
 CONFIG_USE_OF=y
 CONFIG_BUILTIN_DTB_SOURCE="kc705"
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index ed184106e4cf..ebb009f112a5 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -25,6 +25,7 @@
 #include <linux/cpu.h>
 #include <linux/of.h>
 #include <linux/of_fdt.h>
+#include <linux/cmdline.h>
 
 #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE)
 # include <linux/console.h>
@@ -73,10 +74,6 @@ extern unsigned long loops_per_jiffy;
 
 static char __initdata command_line[COMMAND_LINE_SIZE];
 
-#ifdef CONFIG_CMDLINE_BOOL
-static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
-#endif
-
 #ifdef CONFIG_PARSE_BOOTPARAM
 /*
  * Boot parameter parsing.
@@ -257,10 +254,7 @@ void __init init_arch(bp_tag_t *bp_start)
 	early_init_devtree(dtb_start);
 #endif
 
-#ifdef CONFIG_CMDLINE_BOOL
-	if (!command_line[0])
-		strlcpy(command_line, default_command_line, COMMAND_LINE_SIZE);
-#endif
+	cmdline_build(command_line, command_line);
 
 	/* Early hook for platforms */
 
-- 
2.25.0


  parent reply index

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-02 15:18 [PATCH v4 00/20] Implement GENERIC_CMDLINE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 01/20] cmdline: Add generic function to build command line Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 02/20] drivers: of: use cmdline building function Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 03/20] x86/efi: Replace CONFIG_CMDLINE_OVERRIDE by CONFIG_CMDLINE_FORCE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 04/20] drivers: firmware: efi: use cmdline building function Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 05/20] cmdline: Gives architectures opportunity to use generically defined boot cmdline manipulation Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 06/20] powerpc: convert strcpy to strlcpy in prom_init Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 07/20] powerpc: Convert to GENERIC_CMDLINE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 08/20] arm: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 09/20] arm64: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 10/20] hexagon: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 11/20] microblaze: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 12/20] nios2: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 13/20] openrisc: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 14/20] riscv: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 15/20] sh: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 16/20] sparc: " Christophe Leroy
2021-04-02 15:18 ` Christophe Leroy [this message]
2021-04-02 15:18 ` [PATCH v4 18/20] x86: " Christophe Leroy
2021-04-08 19:41   ` Rob Herring
2021-04-09 10:20     ` Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 19/20] mips: " Christophe Leroy
2021-04-06 17:38   ` Daniel Walker
2021-04-08 19:04     ` Rob Herring
2021-04-09  1:23       ` Daniel Walker
2021-04-20 16:05         ` Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 20/20] cmdline: Remove CONFIG_CMDLINE_EXTEND Christophe Leroy
2021-04-06 16:56 ` [PATCH v4 00/20] Implement GENERIC_CMDLINE Daniel Walker

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