Messages in this thread | | | Subject | Re: [PATCH v4 04/36] nds32: Kernel booting and initialization | From | Randy Dunlap <> | Date | Tue, 19 Dec 2017 14:01:40 -0800 |
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On 12/17/2017 10:46 PM, Greentime Hu wrote: > From: Greentime Hu <greentime@andestech.com> > > This patch includes the kernel startup code. It can get dtb pointer > passed from bootloader. It will create a temp mapping by tlb > instructions at beginning and goto start_kernel. > > Signed-off-by: Vincent Chen <vincentc@andestech.com> > Signed-off-by: Greentime Hu <greentime@andestech.com> > --- > arch/nds32/kernel/head.S | 189 ++++++++++++++++++++++ > arch/nds32/kernel/setup.c | 383 +++++++++++++++++++++++++++++++++++++++++++++ > 2 files changed, 572 insertions(+) > create mode 100644 arch/nds32/kernel/head.S > create mode 100644 arch/nds32/kernel/setup.c >
> diff --git a/arch/nds32/kernel/setup.c b/arch/nds32/kernel/setup.c > new file mode 100644 > index 0000000..7718c58 > --- /dev/null > +++ b/arch/nds32/kernel/setup.c > @@ -0,0 +1,383 @@ > +// SPDX-License-Identifier: GPL-2.0 > +// Copyright (C) 2005-2017 Andes Technology Corporation > +
[snip]
> +struct cache_info L1_cache_info[2]; > +static void __init dump_cpu_info(int cpu) > +{ > + int i, p = 0; > + char str[sizeof(hwcap_str) + 16]; > + > + for (i = 0; hwcap_str[i]; i++) { > + if (elf_hwcap & (1 << i)) { > + sprintf(str + p, "%s ", hwcap_str[i]); > + p += strlen(hwcap_str[i]) + 1; > + } > + } > + > + pr_info("CPU%d Featuretures: %s\n", cpu, str);
Features:
-- ~Randy
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