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RISCV: enable some cpu extensions for spacemit k1

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spacemit vendor linux kernel is spacemit,k1-x:
k1-x is from spacemit https://gitee.com/bianbu-linux/linux-6.6/blob/k1-bl-v2.1.y/arch/riscv/boot/dts/spacemit/k1-x.dtsi#L17
while upstream linux kernel is spacemit,k1:
https://github.com/torvalds/linux/blob/a5806cd506af5a7c19bcd596e4708b5c464bfd21/arch/riscv/boot/dts/spacemit/k1.dtsi#L11
This commit is contained in:
Mark Zhuang
2025-05-20 16:04:01 +08:00
parent 48852ed81d
commit 037e89fdd1
1 changed files with 10 additions and 0 deletions
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Common/RiscVCPUDetect.cpp
+10
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@@ -201,6 +201,16 @@ void CPUInfo::Detect()
RiscV_Zba = true;
RiscV_Zbb = true;
}
if ((parser.FirmwareMatchesCompatible("spacemit,k1-x"))
|| (parser.FirmwareMatchesCompatible("spacemit,k1"))) {
RiscV_Zba = true;
RiscV_Zbb = true;
RiscV_Zbc = true;
RiscV_Zbs = true;
RiscV_Zfh = true;
RiscV_Zfhmin = true;
RiscV_Zicond = true;
}
#endif
#if defined(HAVE_GETAUXVAL) || defined(HAVE_ELF_AUX_INFO)