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Looks like common code in bl1 and bl31 access the platform specific system counter registers:
https://github.com/ARM-software/arm-trusted-firmware/blob/master/bl1/aarch64/bl1_arch_setup.c#L65
bl1/aa…
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On the FVPs, all components currently use the FVP plat_common.c and common plat_helpers.S source to allocate the normal and coherent stacks. These create one stack per CPU, which results in significan…
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Why did commit 375f538a797a89a5f49aab1be70e86df4511c05a remove BL2 from the Makefile help? ...
```
@@ -345,9 +412,8 @@ help:
@echo "PLAT is used to specify which platform you wish to build."
…
tixy updated
10 years ago
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Currently `bl2_main()` has
```
ns_image_info->entrypoint = plat_get_ns_image_entrypoint();
```
which lets platform code specify the entrypoint for BL3_2, but it leaves `ns_image_info->args` unin…
tixy updated
10 years ago
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Presumably this stack should be in the same section as the per-cpu runtime stacks: `tzfw_coherent_mem` rather than the `data` section that is not explicitly referenced in the link script.
See:
https:…
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cm_set_next_eret_context(NON_SECURE) will make the SP_EL3 to point a 'cpu_context' of NON_SECURE.
But in the function of bl31_prepare_next_image_entry(), this function will be called again, with the …
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hi, experts:
For a real ARMv8 soc platform, developer want to put init dram controller code into ATF.
So, where is the suggestion place?BL2 or BL31?
best wishes,
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hi, experts:
I want to test a 32bit Uboot.bin .
So, before ATF jump to Uboot.bin, i want ATF switchs to Non-Secure EL2 Aarch32 state.
So, does ATF support switching to Non-Secure EL2 Aarch32 state n…
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In include/bl_common.h we have
```
/*******************************************************************************
* Size of memory for sharing data while changing exception levels.
*
* There are…
tixy updated
10 years ago
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hi, experts:
if i run "make DEBUG=1 V=1", and then run "make dump".
It will tip me:
......
Built build/fvp/debug/bl31.bin successfully
Including bl1.mk
Including bl2.mk
Including bl31.mk
OBJDUMP
/…