; FAN · local cool lane · linear · edi=level → clamp 0..255 |1
; LINEAR BGS->BGF->SDF · atoms EZZIE PHI THERMO on BGF · free rides · no duo
; no chassis pwm sysfs here · language still owns level
        mov     eax, edi
        cmp     eax, 0
        jge     .p
        xor     eax, eax
.p:     cmp     eax, 255
        jle     .ok
        mov     eax, 255
.ok:    or      eax, 1
        ret