#  this is for Sphere with the Ocular OG24643 QVGA Monochrome panel

setenv ${txt_file}
 
setenv message echo "setup registers for sphere fb OG24643 QVGA mono gray"
#  some register can't be written without unlocking first
setenv syscon_lock mw 0x809300c0 0x000000aa
setenv raster_lock mw 0x8003007c 0x000000aa
#  here are the actual registers
setenv vidclkdiv mw 0x80930084 0x0000c121
setenv pixelmode mw 0x80030054 0x0000201a
setenv scrnlines mw 0x80030030 0x000000F0
setenv vlinestep mw 0x80030038 0x00000050
setenv hclktotal mw 0x80030010 0x00000144
setenv hclkstrtstop mw 0x8003001c 0x00000140
setenv hactstrtstop mw 0x80030018 0x00000140
setenv hblnkstrtstop mw 0x8003022c 0x00000140
setenv hsyncstrtstop mw 0x80030014 0x01400143
setenv vlinestotal mw 0x80030000 0x000000F2
setenv vclkstrtstop mw 0x8003000C 0x00F200F0
setenv vsyncstrtstop mw 0x80030004 0x00F200f0
setenv vactstrtstop mw 0x80030008 0x00F200f0
setenv vblnkstrtstop mw 0x80030228 0x00F200f0
setenv videoattribs mw 0x80030024 0x00000040
#  too many to fit on a single command/line
setenv hw1 run message syscon_lock vidclkdiv pixelmode scrnlines vlinestep
setenv hw2 run raster_lock hclktotal raster_lock hclkstrtstop raster_lock hactstrtstop
setenv hw3 run raster_lock hblnkstrtstop raster_lock hsyncstrtstop raster_lock vlinestotal
setenv hw4 run raster_lock vclkstrtstop raster_lock vsyncstrtstop raster_lock vactstrtstop
setenv hw5 run raster_lock vblnkstrtstop raster_lock videoattribs
#  run all of them
setenv hw_config run hw1 hw2 hw3 hw4 hw5

setenv root_args grayscale reverse_video ${root_args}