<javier__>
MahNaz: as sjoerd said in the DTS there are the HW IRQ numbers but the kernel uses a single virtual IRQ number space
<javier__>
MahNaz: so for example a GPIO-IRQ and a real IRQ from the GIC will be mapped to the same virtual IRQ space
<javier__>
you only see the virtua IRQ number in /proc/interrupts
<javier__>
MahNaz: but the question is as sjoerd said, what are you looking for
<indy>
javier__, thanks
<javier__>
indy: yw
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<indy>
javier__, why i can't load and boot uboot.img directly? like kernel?
<sjoerd>
you can
<sjoerd>
but the factory u-boot will only load signed fit images
<javier__>
indy: what sjoerd said, the verified boot only loads a binary that can be trusted
<indy>
sjoerd, javier__ i do not have factory u-boot in spi :)
<sjoerd>
Well then you can do whatever you want :p
<javier__>
well, it depends which binary was flashed there
<javier__>
indy: so why do you want to chain load a u-boot then? why not boot a kernel directly?
<indy>
javier__, because that misterious archlinux uboot doesn't boot upstream kernel
<javier__>
indy: ok, then replace factory u-boot on my previous sentence to "a u-boot that only can boot verified images"
<javier__>
which seems to be the case of your archlinux u-boot
<indy>
javier__, sjoerd must be that signed partition first one on mmc/sdcard? or can i put it at the end?
<javier__>
indy: you can put in whatever partition you want as long as is the gpt partition with the highest priority
<javier__>
use cgpt to change that
<indy>
javier__, sjoerd that uboot can boot fit image from chromeos, so why not use same workflow for generation uboot.img? i saw some fit related articles for signing binaries inside
<sjoerd>
it is the same workflow....
<javier__>
indy: sorry, I didn't understand your last comment
<javier__>
in both cases you sign the binary, it only that in one case is a FIT with a kernel image and in the other one is an u-boot binary
<indy>
\o/
<indy>
ext2load mmc 0:1 $ubotaddr u-boot-dtb.bin; go $ubootaddr
<indy>
all the time i tried to load it as kernel image
<sjoerd>
oh you were trying to bootz/bootm it?
<indy>
yes
<indy>
instead of go
<indy>
as for uboot application
<sjoerd>
Ah right yes, bootm and bootz try to parse a legacy u-boot image or a vmlinuz image respectively
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<indy>
hmm
<indy>
seems spl needs to be loaded too
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<MahNaz>
sjoerd, javier__, in fact I'm looking for arm-pmu interrupts, but they are not available in the device tree of any of the devices that utilize Exynos5420, Exynos5422, or Exynos5800
<MahNaz>
I should have the IRQ numbers to be able to add the arm-pmu to the device tree