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| author | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-07-21 03:38:43 +0100 |
| commit | 7a68ada6ec7d88c68057d3a4c2a517eb94289976 (patch) | |
| tree | 51cd586e74fc92bfbdf382fa1544a235d908b25c /arch/mips/loongson64/common/init.c | |
| parent | 760446f967678e14ee1b6464ee1bb8562f299fa6 (diff) | |
| parent | 96080f697786e0a30006fcbcc5b53f350fcb3e9f (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/mips/loongson64/common/init.c')
| -rw-r--r-- | arch/mips/loongson64/common/init.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/mips/loongson64/common/init.c b/arch/mips/loongson64/common/init.c index 9b987fe98b5b..6ef17120722f 100644 --- a/arch/mips/loongson64/common/init.c +++ b/arch/mips/loongson64/common/init.c @@ -10,13 +10,25 @@ #include <linux/bootmem.h> #include <asm/bootinfo.h> +#include <asm/traps.h> #include <asm/smp-ops.h> +#include <asm/cacheflush.h> #include <loongson.h> /* Loongson CPU address windows config space base address */ unsigned long __maybe_unused _loongson_addrwincfg_base; +static void __init mips_nmi_setup(void) +{ + void *base; + extern char except_vec_nmi; + + base = (void *)(CAC_BASE + 0x380); + memcpy(base, &except_vec_nmi, 0x80); + flush_icache_range((unsigned long)base, (unsigned long)base + 0x80); +} + void __init prom_init(void) { #ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG @@ -40,6 +52,7 @@ void __init prom_init(void) /*init the uart base address */ prom_init_uart_base(); register_smp_ops(&loongson3_smp_ops); + board_nmi_handler_setup = mips_nmi_setup; } void __init prom_free_prom_memory(void) |