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[libcpu] Add CPU_FEATURE_WRN

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The new CPU_FEATURE_WRN macro in the cpu features list will cause the
kernel to emit a warning but not panic if the feature is missing.
This commit is contained in:
Justin C. Miller
2023-05-01 20:35:12 -06:00
parent 1e2e154747
commit 3b3857548c
5 changed files with 12 additions and 1 deletions
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4
src/kernel/cpu.cpp
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@@ -54,6 +54,10 @@ cpu_validate(cpu_data *c)
#define CPU_FEATURE_OPT(name, ...) \
log::verbose(logs::boot, " Flag %11s: %s", #name, features[cpu::feature::name] ? "yes" : "no");
#define CPU_FEATURE_WRN(name, feat_leaf, feat_sub, regname, bit) \
log::verbose(logs::boot, " Flag %11s: %s", #name, features[cpu::feature::name] ? "yes" : "no"); \
if (!features[cpu::feature::name]) log::warn(logs::boot, "Missing cpu feature %s but continuing", #name);
#define CPU_FEATURE_REQ(name, feat_leaf, feat_sub, regname, bit) \
log::verbose(logs::boot, " Flag %11s: %s", #name, features[cpu::feature::name] ? "yes" : "no"); \
kassert(features[cpu::feature::name], "Missing required CPU feature " #name );