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| author | Rob Herring <rob.herring@calxeda.com> | 2013-08-25 18:29:51 -0500 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2013-10-09 11:37:27 -0500 |
| commit | 312717f15ac7095c3ea98d487276781535ca7c0b (patch) | |
| tree | 091a03eade792294600970ba1c556ce79e059ba3 /arch/c6x | |
| parent | 15c03dd4859ab16f9212238f29dd315654aa94f6 (diff) | |
| download | op-kernel-dev-312717f15ac7095c3ea98d487276781535ca7c0b.zip op-kernel-dev-312717f15ac7095c3ea98d487276781535ca7c0b.tar.gz | |
c6x: use boot_command_line instead of private c6x_command_line
Save some pointless copying of the kernel command line and just use
boot_command_line instead.
Also remove default_command_line as it is not referenced anywhere, and
the DT code already handles the default command line.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Tested-by: Mark Salter <msalter@redhat.com>
Acked-by: Mark Salter <msalter@redhat.com>
Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
Cc: linux-c6x-dev@linux-c6x.org
Reviewed-by: Grant Likely <grant.likely@linaro.org>
Diffstat (limited to 'arch/c6x')
| -rw-r--r-- | arch/c6x/include/asm/setup.h | 2 | ||||
| -rw-r--r-- | arch/c6x/kernel/devicetree.c | 2 | ||||
| -rw-r--r-- | arch/c6x/kernel/setup.c | 11 | ||||
| -rw-r--r-- | arch/c6x/kernel/vmlinux.lds.S | 6 |
4 files changed, 2 insertions, 19 deletions
diff --git a/arch/c6x/include/asm/setup.h b/arch/c6x/include/asm/setup.h index ecead15..6968044 100644 --- a/arch/c6x/include/asm/setup.h +++ b/arch/c6x/include/asm/setup.h @@ -14,8 +14,6 @@ #include <uapi/asm/setup.h> #ifndef __ASSEMBLY__ -extern char c6x_command_line[COMMAND_LINE_SIZE]; - extern int c6x_add_memory(phys_addr_t start, unsigned long size); extern unsigned long ram_start; diff --git a/arch/c6x/kernel/devicetree.c b/arch/c6x/kernel/devicetree.c index 9e15ab9..5e8c838 100644 --- a/arch/c6x/kernel/devicetree.c +++ b/arch/c6x/kernel/devicetree.c @@ -24,7 +24,7 @@ void __init early_init_devtree(void *params) * device-tree, including the platform type, initrd location and * size and more ... */ - of_scan_flat_dt(early_init_dt_scan_chosen, c6x_command_line); + of_scan_flat_dt(early_init_dt_scan_chosen, boot_command_line); /* Scan memory nodes and rebuild MEMBLOCKs */ of_scan_flat_dt(early_init_dt_scan_root, NULL); diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c index f4e72bd..0e5a812 100644 --- a/arch/c6x/kernel/setup.c +++ b/arch/c6x/kernel/setup.c @@ -68,13 +68,6 @@ unsigned long ram_end; static unsigned long dma_start __initdata; static unsigned long dma_size __initdata; -char c6x_command_line[COMMAND_LINE_SIZE]; - -#if defined(CONFIG_CMDLINE_BOOL) -static const char default_command_line[COMMAND_LINE_SIZE] __section(.cmdline) = - CONFIG_CMDLINE; -#endif - struct cpuinfo_c6x { const char *cpu_name; const char *cpu_voltage; @@ -296,8 +289,6 @@ notrace void __init machine_init(unsigned long dt_ptr) /* Do some early initialization based on the flat device tree */ early_init_devtree(fdt); - /* parse_early_param needs a boot_command_line */ - strlcpy(boot_command_line, c6x_command_line, COMMAND_LINE_SIZE); parse_early_param(); } @@ -309,7 +300,7 @@ void __init setup_arch(char **cmdline_p) printk(KERN_INFO "Initializing kernel\n"); /* Initialize command line */ - *cmdline_p = c6x_command_line; + *cmdline_p = boot_command_line; memory_end = ram_end; memory_end &= ~(PAGE_SIZE - 1); diff --git a/arch/c6x/kernel/vmlinux.lds.S b/arch/c6x/kernel/vmlinux.lds.S index 279d807..5a6e141 100644 --- a/arch/c6x/kernel/vmlinux.lds.S +++ b/arch/c6x/kernel/vmlinux.lds.S @@ -37,12 +37,6 @@ SECTIONS _vectors_end = .; } - . = ALIGN(0x1000); - .cmdline : - { - *(.cmdline) - } - /* * This section contains data which may be shared with other * cores. It needs to be a fixed offset from PAGE_OFFSET |
