kernel-config: Allow specifying non-module style forcing for tristate

instead of relying on unsound heuristic.

kernel-config/kernel-config.py

@@ -103,18 +103,11 @@ def parse_config(buf):
                 if c not in 'M* ' or (c == 'M' and klass != 'tristate'):
                     raise Exception('unknown setting %s for %s' % (c, key))
             bracket = None
-            if klass == 'tristate':
-                if forced and 'M' not in val:
-                    # render this "as-is" a forced bool
-                    klass = 'bool'
-                else:
+            if klass == 'tristate' and forced != '*' :
                 bracket = '{}' if forced else '<>'
-
-            if klass == 'bool':
+            else:
                 bracket = '--' if forced else '[]'
 
-            if not bracket:
-                raise Exception('should not reach here')
             val = bracket[0] + '/'.join(val) + bracket[1]
 
     arrow = ' --->' if is_menu else ''

kernel-config/postlfs/filesystems/uefi-bootloaders/grub-setup.toml

@@ -5,12 +5,12 @@ SYSFB_SIMPLEFB="*"
 DRM="*"
 DRM_FBDEV_EMULATION="*"
 DRM_SIMPLEDRM="*"
-# forced by !EXPERT
 FB="*"
+# forced by VT && TTY, with !EXPERT VT and TTY are always set
 FRAMEBUFFER_CONSOLE = { value = "*", forced = true }
 VFAT_FS="*M"
 EFIVAR_FS="*M"
-# forced by ACPI, it's highly unlikely people will disable ACPI...
-NLS = { value = "*", forced = true }
+# forced by both ACPI and PCI on a typical x86 desktop/server system
+NLS = { value = "*", forced = "*" }
 NLS_CODEPAGE_437="*M"
 NLS_ISO8859_1="*M"

kernel-config/x/installing/libevdev.toml

@@ -1,2 +1,3 @@
-INPUT = { value = "*", forced = true }
+# forced by VT && TTY, with !EXPERT VT and TTY are always set
+INPUT = { value = "*", forced = "*" }
 INPUT_EVDEV="*M"