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MIPS: Octeon: Add fw_init_cmdline() for Cavium platforms. 

Add platform-specific kernel command line processing for Octeon.

Signed-off-by: Steven J. Hill <steven.hill@cavium.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/14599/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Steven J. Hill 2016-11-22 13:44:10 -06:00 committed by Ralf Baechle
parent 3cc3434fd6
commit 715e20eb41
1 changed files with 16 additions and 0 deletions
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16
arch/mips/cavium-octeon/setup.c
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@ -949,6 +949,22 @@ static __init void memory_exclude_page(u64 addr, u64 *mem, u64 *size)
} }
#endif /* CONFIG_CRASH_DUMP */ #endif /* CONFIG_CRASH_DUMP */
void __init fw_init_cmdline(void)
{
int i;
octeon_boot_desc_ptr = (struct octeon_boot_descriptor *)fw_arg3;
for (i = 0; i < octeon_boot_desc_ptr->argc; i++) {
const char *arg =
cvmx_phys_to_ptr(octeon_boot_desc_ptr->argv[i]);
if (strlen(arcs_cmdline) + strlen(arg) + 1 <
sizeof(arcs_cmdline) - 1) {
strcat(arcs_cmdline, " ");
strcat(arcs_cmdline, arg);
}
}
}
void __init plat_mem_setup(void) void __init plat_mem_setup(void)
{ {
uint64_t mem_alloc_size; uint64_t mem_alloc_size;