On Mon, 4 Jan 2021 19:46:53 -0300, in gmane.comp.hardware.beagleboard.user
Vinicius Juvinski
<[email protected]> wrote:
>
>My main question is how to use the offsets.
By adding them to the correct BASE address...
>How 0x0002_2000 will become 0x4B2A2000?
From my previous post:
> Page 397 has
>-=-=-
>PRU-ICSS1 0x4B20_0000 0x4B27_FFFF 512KiB PRU-ICSS1 configuration registers
>PRU-ICSS2 0x4B28_0000 0x4B2F_FFFF 512KiB PRU-ICSS2 configuration registers
>-=-=-
That's table 2-1 L3 MAIN memory map.
Page 418 table 2-12 PRU-ICSS memory map has
-=-=-
PRUSS_PRU0_CONTROL 0x0002_2000 0x0002_23FF 1KiB PRU-ICSS PRU0 control
-=-=-
... so for PRU-ICSS2 (second PRU module) base, PRU0 control (first PRU in
the module) you have
0x4B28_0000 + 0x0002_2000 => 0x4B2A_2000
--
Dennis L Bieber
--
For more options, visit http://beagleboard.org/discuss
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