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

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

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13 changes: 4 additions & 9 deletions src/arm/linux/aarch32-isa.c
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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 */
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