Sun May 30 02:37:42 2021 UTC ()
Note that compat_60 modules on i386 and amd64 once again include the
microcode-update functionality.


(pgoyette)
diff -r1.22 -r1.23 src/doc/TODO.modules
cvs diff -r1.22 -r1.23 src/doc/TODO.modules (expand / switch to unified diff)

--- src/doc/TODO.modules 2020/07/05 02:04:25 1.22
+++ src/doc/TODO.modules 2021/05/30 02:37:42 1.23
@@ -1,14 +1,14 @@ @@ -1,14 +1,14 @@
1/* $NetBSD: TODO.modules,v 1.22 2020/07/05 02:04:25 pgoyette Exp $ */ 1/* $NetBSD: TODO.modules,v 1.23 2021/05/30 02:37:42 pgoyette Exp $ */
2 2
3Some notes on the limitations of our current (as of 7.99.35) module 3Some notes on the limitations of our current (as of 7.99.35) module
4subsystem. This list was triggered by an Email exchange between 4subsystem. This list was triggered by an Email exchange between
5christos and pgoyette. 5christos and pgoyette.
6 6
7 1. Builtin drivers can't depend on modularized drivers (the modularized 7 1. Builtin drivers can't depend on modularized drivers (the modularized
8 drivers are attempted to load as builtins). 8 drivers are attempted to load as builtins).
9 9
10 The assumption is that dependencies are loaded before those 10 The assumption is that dependencies are loaded before those
11 modules which depend on them. At load time, a module's 11 modules which depend on them. At load time, a module's
12 undefined global symbols are resolved; if any symbols can't 12 undefined global symbols are resolved; if any symbols can't
13 be resolved, the load fails. Similarly, if a module is 13 be resolved, the load fails. Similarly, if a module is
14 included in (built-into) the kernel, all of its symbols must 14 included in (built-into) the kernel, all of its symbols must
@@ -229,13 +229,15 @@ christos and pgoyette. @@ -229,13 +229,15 @@ christos and pgoyette.
229 we can't determine that an image needs compat_linux vs some other 229 we can't determine that an image needs compat_linux vs some other
230 module). 230 module).
231 231
23224. Details are no longer remembered, but there are some issues with 23224. Details are no longer remembered, but there are some issues with
233 building xen-variant modules (on amd4, and likely i386). In some 233 building xen-variant modules (on amd4, and likely i386). In some
234 cases, wrong headers are included (because a XEN-related #define 234 cases, wrong headers are included (because a XEN-related #define
235 is missing), but even if you add the definition some headers get 235 is missing), but even if you add the definition some headers get
236 included in the wrong order. One particular fallout from this is 236 included in the wrong order. One particular fallout from this is
237 the inability to have a compat version of x86_64 cpu-microcode 237 the inability to have a compat version of x86_64 cpu-microcode
238 module. PR port-xen/53130 238 module. PR port-xen/53130
239 239
240 This is likely to be fixed by Chuck Silvers on 2020-07-04 which 240 This is likely to be fixed by Chuck Silvers on 2020-07-04 which
241 removed the differences between the xen and non-xen module ABIs. 241 removed the differences between the xen and non-xen module ABIs.
 242 As of 2021-05-28 the cpu-microcode functionality has once again
 243 been enabled for i386 and amd64 compat_60 modules.