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[linux kernel 5.16, HS38x2, EV71] openamp host side not got UIO driver IRQ event when openamp EV side send message.

12

Hi expert, There has a simple question about openamp host side IRQ. Could you please help me to clarify it? Thanks. As I know, openamp host side use UIO driver...

joshualin-petaio

[linux kernel 5.16, HS38x2] How to change ARConnect IDU mode, like level trigger to edge trigger ?

3

Hi expert, I want to change the ARConnect IDU mode, like level trigger to edge trigger. Can I setup the IRQ cell in device tree or which API I can...

joshualin-petaio

[linux kernel 5.16, HS38x2] uio driver waiting queue can't wakeup by calling function wake_up_interruptible().

6

Hi expert, I try to use uio driver to handle memory access and one IRQ signal. I use those functions to reach this goal: open, write, read. After open uo...

joshualin-petaio

The kernel make targets```allmodconfig```,```allyesconfig``` and ```allnoconfi``` for ARCv3 (32-bit/64-bit) configuration create a kernel configs for ARCv2 target, not for ARCv3.

pavelvkozlov

ARCv3 (32/64): failed to build with CONFIG_KPROBES option

1

An attempt to build kernel with enabled CONFIG_KPROBES or CONFIG_KGDB options ends with error: ``` /tmp/linux/arch/arc/kernel/disasm.c: In function 'get_reg': /tmp/linux/arch/arc/kernel/disasm.c:443:29: error: 'struct callee_regs' has no member named 'r13'; did you...

pavelvkozlov

xxkent

Linux does not boot with L1 and L2 disabled

2

Observed with HS58. When I disable L1 and L2 cache by setting ARC_CACHE=n I can see Linux doesn't boot. No signs of life are shown on UART console. Debugging with...

jzbydniewski

Follow below instruction, we only get 1GB DDR after boot into Linux. [RC-Linux-for-HSDK](https://github.com/foss-for-synopsys-dwc-arc-processors/linux/wiki/Building-and-Running-ARC-Linux-for-HSDK) [1G memory](https://drive.google.com/file/d/1_3gU0jgjE88QgOIiK0bxMqBeRDLZ5f3F/view?usp=drive_link) As suggested by SNPS IPK team, after enable PAE support with corresponding DTS modification, we...

charles8299