Evolution-x-devices/kernel_oneplus_sm8550-devicetrees
2
0
Fork 0
mirror of https://github.com/Evolution-X-Devices/kernel_oneplus_sm8550-devicetrees synced 2026-02-01 21:36:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

ARM: dts: msm: Update IPA load address for TUIVM

Browse Source 
Newer hypervisor images have started loading TUI at the IPA address it
requests in devicetree (formerly 0xF3600000). This resuls in the below
error:

Hotplug memory [0x20400000-0x20600000] exceeds maximum addressable range
[0xc0000000-0x40bfffffff]

At bootup, linux configures memstart_addr to the lowest DDR address passed
by the bootloader, rounded down to PUD_SIZE (1 GB). It assumes that all
memory added via hotplug is above this.

As a temporary workaround, ensure the IPA load address is in the first
1GB of memory. This forces memstart_addr=0, and guarantees memory added
via hotplug will have an acceptable address.

Change-Id: I32a1cc58d9fd633f840b505d8be3bfb247ae29b1
This commit is contained in:
Patrick Daly
2022-04-22 20:21:34 -07:00
parent 95f0dab810
commit 666dd0d373
1 changed files with 5 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
qcom/kalama-vm.dtsi
View File

@@ -104,7 +104,11 @@
memory {
#address-cells = <0x2>;
#size-cells = <0x0>;
base-address = <0x0 0xf3600000 >;
/*
* IPA address linux image is loaded at. Must be within
* first 1GB due to memory hotplug requirement.
*/
base-address = <0x0 0x28800000 >;
size-min = <0x0 0x49ee000>; /* 73 MB */
};