On 05/10/2018 08:44 AM, Oleksandr Shamray wrote: > Initial patch for JTAG driver > JTAG class driver provide infrastructure to support hardware/software > JTAG platform drivers. It provide user layer API interface for flashing > and debugging external devices which equipped with JTAG interface > using standard transactions. > --- > Documentation/ioctl/ioctl-number.txt | 2 + > MAINTAINERS | 10 ++ > drivers/Kconfig | 2 + > drivers/Makefile | 1 + > drivers/jtag/Kconfig | 16 ++ > drivers/jtag/Makefile | 1 + > drivers/jtag/jtag.c | 273 ++++++++++++++++++++++++++++++++++ > include/linux/jtag.h | 41 +++++ > include/uapi/linux/jtag.h | 105 +++++++++++++ > 9 files changed, 451 insertions(+), 0 deletions(-) > create mode 100644 drivers/jtag/Kconfig > create mode 100644 drivers/jtag/Makefile > create mode 100644 drivers/jtag/jtag.c > create mode 100644 include/linux/jtag.h > create mode 100644 include/uapi/linux/jtag.h > > diff --git a/drivers/jtag/Kconfig b/drivers/jtag/Kconfig > new file mode 100644 > index 0000000..5e2c75b > --- /dev/null > +++ b/drivers/jtag/Kconfig > @@ -0,0 +1,16 @@ > +menuconfig JTAG > + tristate "JTAG support" > + help > + This provides basic core functionality support for jtag class devices JTAG class devices. > + Hardware equipped with JTAG microcontroller which can be built I'm having problems understanding the line above + first 1/2 of the line below. Maybe something like: Hardware that is equipped with a JTAG microcontroller can be supported by using this driver's interfaces. > + on top of this drivers. Driver exposes the set of IOCTL to the This driver exposes a set of IOCTLs to > + user space for: > + SIR (Scan Instruction Register, IEEE 1149.1 Data Register scan); ^^^^? Instruction? > + SDR (Scan Data Register, IEEE 1149.1 Instruction Register scan); ^^^^^^^^^^^? Data? > + RUNTEST (Forces IEEE 1149.1 bus to a run state for specified > + number of clocks). > + > + If you want this support, you should say Y here. > + > + To compile this driver as a module, choose M here: the module will > + be called jtag. -- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
