On 22 October 2015 at 22:12, Bin Meng <bmeng...@gmail.com> wrote: > Hi Simon, > > On Mon, Oct 19, 2015 at 11:17 AM, Simon Glass <s...@chromium.org> wrote: >> Most keyboards can be scanned to produce a list of the keycodes which are >> depressed. With the i8042 keyboard this scanning is done internally and >> only the processed results are returned. >> >> In this case, when a key is pressed, a 'make' code is sent. When the key >> is released an 'unmake' code is sent. This means that the driver needs to > > nits: 'unmake' -> 'break'
Fixed. Applied to u-boot-dm. > >> keep track of which keys are pressed. It also means that any protocol error >> can lead to stuck keys. >> >> In order to support this type of keyboard, add a function when can be used >> to provide a single keycode and either add it to the list of what is pressed >> or remove it from the list. Then the normal input_send_keycodes() function >> can be used to actually do the decoding work. >> >> Add debugging to display the ASCII characters written to the input queue >> also. >> >> Signed-off-by: Simon Glass <s...@chromium.org> >> --- > > Reviewed-by: Bin Meng <bmeng...@gmail.com> > >> >> Changes in v2: None >> >> drivers/input/input.c | 46 ++++++++++++++++++++++++++++++++++++++++++---- >> include/input.h | 20 ++++++++++++++++++++ >> 2 files changed, 62 insertions(+), 4 deletions(-) _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
