diff options
Diffstat (limited to 'arch/metag/kernel/da.c')
-rw-r--r-- | arch/metag/kernel/da.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/metag/kernel/da.c b/arch/metag/kernel/da.c new file mode 100644 index 000000000..a35dbed6f --- /dev/null +++ b/arch/metag/kernel/da.c @@ -0,0 +1,25 @@ +/* + * Meta DA JTAG debugger control. + * + * Copyright 2012 Imagination Technologies Ltd. + */ + + +#include <linux/export.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <asm/da.h> +#include <asm/metag_mem.h> + +bool _metag_da_present; +EXPORT_SYMBOL_GPL(_metag_da_present); + +int __init metag_da_probe(void) +{ + _metag_da_present = (metag_in32(T0VECINT_BHALT) == 1); + if (_metag_da_present) + pr_info("DA present\n"); + else + pr_info("DA not present\n"); + return 0; +} |