Commit 1917775d authored by Yuri Nenakhov's avatar Yuri Nenakhov
Browse files

Description update

parent b2c66011

py393/x393_mcntrl_dmatest.py

+42 −6
Original line number Original line Diff line number Diff line
@@ -229,8 +229,20 @@ class X393McntrlDmatest(object): 
        and transfer data to fb

        and transfer data to fb

        @pages Number of data memory pages

        @pages Number of data memory pages

        @source Source offset in buffer (pages)

        @source Source offset in buffer (pages)

        @startaddr,@fullwidth,@width,@leftoffset,@topoffset,@linemultiplier - 

        Set framebuffer memory region 

            see _set_fb_region()

        to transfer data from system memory

        Default values allow to read framebuffer at

        0x20, 0x21... lines, 0th column, 0..7 memory banks 

        with 32x32 region showing 1 recorded line

        Example: set_and_read 32 32 0 0x20 0 1 1

        @startaddr Starting address of data array in framebuffer

        @fullwidth Period of lines in memory

        @width Length of line

        @leftoffset Data offset from beginning of line

        @topoffset Data offset from zeroth line

        @linemultiplier set this value to a number of lines

                        which form 1 memory page (to sync

                        allocated memory size in sysmem and fb)

        '''

        '''

        self._set_source_region(source,pages)

        self._set_source_region(source,pages)

        self._set_fb_region(startaddr,fullwidth,width,leftoffset,topoffset,linemultiplier)

        self._set_fb_region(startaddr,fullwidth,width,leftoffset,topoffset,linemultiplier)
@@ -261,8 +273,20 @@ class X393McntrlDmatest(object): 
                generate randomly

                generate randomly

        @dest Destination offset (in pages) left 'None' to

        @dest Destination offset (in pages) left 'None' to

                generate randomly

                generate randomly

        @startaddr,@fullwidth,@width,@leftoffset,@topoffset,@linemultiplier - 

        Set framebuffer memory region 

            see _set_fb_region()

        to transfer data from system memory

        Default values allow to read framebuffer at

        0x20, 0x21... lines, 0th column, 0..7 memory banks 

        with 32x32 region showing 1 recorded line

        Example: set_and_read 32 32 0 0x20 0 1 1

        @startaddr Starting address of data array in framebuffer

        @fullwidth Period of lines in memory

        @width Length of line

        @leftoffset Data offset from beginning of line

        @topoffset Data offset from zeroth line

        @linemultiplier set this value to a number of lines

                        which form 1 memory page (to sync

                        allocated memory size in sysmem and fb)

        @return True if successful

        @return True if successful

        '''

        '''

        self.dmatest_set_buffer_from_sysfs()

        self.dmatest_set_buffer_from_sysfs()
@@ -288,8 +312,20 @@ class X393McntrlDmatest(object): 
                generate randomly

                generate randomly

        @dest Destination offset (in pages) left 'None' to

        @dest Destination offset (in pages) left 'None' to

                generate randomly

                generate randomly

        @startaddr,@fullwidth,@width,@leftoffset,@topoffset,@linemultiplier - 

        Set framebuffer memory region 

            see _set_fb_region()

        to transfer data from system memory

        Default values allow to read framebuffer at

        0x20, 0x21... lines, 0th column, 0..7 memory banks 

        with 32x32 region showing 1 recorded line

        Example: set_and_read 32 32 0 0x20 0 1 1

        @startaddr Starting address of data array in framebuffer

        @fullwidth Period of lines in memory

        @width Length of line

        @leftoffset Data offset from beginning of line

        @topoffset Data offset from zeroth line

        @linemultiplier set this value to a number of lines

                        which form 1 memory page (to sync

                        allocated memory size in sysmem and fb)

        @return None

        @return None

        '''

        '''

        while True:

        while True: