Skip to content

Disable neon dot on all UNISOC-based phones. #321

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Disable neon dot on all UNISOC-based phones. #321

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 4 additions & 9 deletions src/arm/linux/aarch32-isa.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -142,15 +142,10 @@ void cpuinfo_arm_linux_decode_isa_from_proc_cpuinfo(
* - Neoverse V1 cores
* - Neoverse V2 cores
*/
if (chipset->series == cpuinfo_arm_chipset_series_spreadtrum_sc && chipset->model == 9863) {
cpuinfo_log_warning(
"VDOT instructions disabled: cause occasional SIGILL on Spreadtrum SC9863A");
} else if (chipset->series == cpuinfo_arm_chipset_series_unisoc_t && chipset->model == 310) {
cpuinfo_log_warning("VDOT instructions disabled: cause occasional SIGILL on Unisoc T310");
} else if (chipset->series == cpuinfo_arm_chipset_series_unisoc_ums && chipset->model == 312) {
cpuinfo_log_warning("VDOT instructions disabled: cause occasional SIGILL on Unisoc UMS312");
} else if (chipset->vendor == cpuinfo_arm_chipset_vendor_unknown) {
cpuinfo_log_warning("VDOT instructions disabled: unknown chipset");
if (chipset->series == cpuinfo_arm_chipset_series_spreadtrum_sc ||
chipset->series == cpuinfo_arm_chipset_series_unisoc_t ||
chipset->series == cpuinfo_arm_chipset_series_unisoc_ums) {
cpuinfo_log_warning("VDOT instructions disabled: cause occasional SIGILL on Unisoc");
} else {
switch (midr & (CPUINFO_ARM_MIDR_IMPLEMENTER_MASK | CPUINFO_ARM_MIDR_PART_MASK)) {
case UINT32_C(0x4100D0B0): /* Cortex-A76 */
Expand Down
Loading