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Diffstat (limited to '')
-rw-r--r-- | arch/powerpc/platforms/4xx/machine_check.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/4xx/machine_check.c b/arch/powerpc/platforms/4xx/machine_check.c new file mode 100644 index 000000000..a905da1d6 --- /dev/null +++ b/arch/powerpc/platforms/4xx/machine_check.c @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + */ + +#include <linux/kernel.h> +#include <linux/printk.h> +#include <linux/ptrace.h> + +#include <asm/reg.h> + +int machine_check_4xx(struct pt_regs *regs) +{ + unsigned long reason = regs->esr; + + if (reason & ESR_IMCP) { + printk("Instruction"); + mtspr(SPRN_ESR, reason & ~ESR_IMCP); + } else + printk("Data"); + printk(" machine check in kernel mode.\n"); + + return 0; +} |