From 715e20eb41cc8b48f92d959da2faaac61d110349 Mon Sep 17 00:00:00 2001 From: "Steven J. Hill" Date: Tue, 22 Nov 2016 13:44:10 -0600 Subject: [PATCH] MIPS: Octeon: Add fw_init_cmdline() for Cavium platforms. Add platform-specific kernel command line processing for Octeon. Signed-off-by: Steven J. Hill Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/14599/ Signed-off-by: Ralf Baechle --- arch/mips/cavium-octeon/setup.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 9a2db1c013d9..4809ce4719d1 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -949,6 +949,22 @@ static __init void memory_exclude_page(u64 addr, u64 *mem, u64 *size) } #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) { uint64_t mem_alloc_size; -- 2.39.5