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Differential D26092 Diff 75950 head/sys/riscv/riscv/identcpu.c

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head/sys/riscv/riscv/identcpu.c

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#endif #endif
void void
identify_cpu(void) identify_cpu(void)
{ {
const struct cpu_parts *cpu_partsp; const struct cpu_parts *cpu_partsp;
uint32_t part_id; uint32_t part_id;
uint32_t impl_id; uint32_t impl_id;
uint64_t mimpid;
uint64_t misa; uint64_t misa;
u_int cpu; u_int cpu;
size_t i; size_t i;
cpu_partsp = NULL; cpu_partsp = NULL;
/* TODO: can we get mimpid and misa somewhere ? */ /* TODO: can we get misa somewhere ? */
mimpid = 0;
misa = 0; misa = 0;
cpu = PCPU_GET(cpuid); cpu = PCPU_GET(cpuid);
impl_id = CPU_IMPL(mimpid); impl_id = CPU_IMPL(mimpid);
for (i = 0; i < nitems(cpu_implementers); i++) { for (i = 0; i < nitems(cpu_implementers); i++) {
if (impl_id == cpu_implementers[i].impl_id || if (impl_id == cpu_implementers[i].impl_id ||
cpu_implementers[i].impl_id == 0) { cpu_implementers[i].impl_id == 0) {
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