We are moving back to a shell-script based fw_update, written in such a

way that the install script can also run it. This allows earlier retrieval
of downloaded firmwares, based upon patterns found in dmesg.
many iterations of this in snaps for about a month.

2 files changed, 149 insertions, 0 deletions

diff --git a/usr.sbin/fw_update/Makefile b/usr.sbin/fw_update/Makefile
new file mode 100644
index 00000000000..a8d2406fd7c
--- /dev/null
+++ b/usr.sbin/fw_update/Makefile
@@ -0,0 +1,28 @@
+#	$OpenBSD: Makefile,v 1.4 2022/01/05 16:24:29 deraadt Exp $
+
+NOPROG=
+MAN=	fw_update.8
+CC=	${HOSTCC}
+CFLAGS+=-I /usr/src/sys/dev/pci/drm/amd/amdgpu \
+	-I /usr/src/sys/dev/pci/drm/i915 \
+	-I /usr/src/sys/dev/pci/drm/radeon
+ALL=	firmware_patterns
+
+PROG=patterns
+
+firmware_patterns: patterns
+	$(.OBJDIR)/patterns | sort | uniq > $@
+
+realinstall:
+
+all:	firmware_patterns
+
+afterinstall: firmware_patterns
+	${INSTALL} ${INSTALL_COPY} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
+		${.CURDIR}/fw_update.sh ${DESTDIR}${BINDIR}/fw_update
+	${INSTALL} ${INSTALL_COPY} -o ${SHAREOWN} -g ${SHAREGRP} \
+		-m ${SHAREMODE} ${.OBJDIR}/firmware_patterns \
+		${DESTDIR}${SHAREDIR}/misc/firmware_patterns
+
+CLEANFILES+=firmware_patterns
+.include <bsd.prog.mk>
diff --git a/usr.sbin/fw_update/patterns.c b/usr.sbin/fw_update/patterns.c
new file mode 100644
index 00000000000..c7ff15a2138
--- /dev/null
+++ b/usr.sbin/fw_update/patterns.c
@@ -0,0 +1,121 @@
+/*	$OpenBSD: patterns.c,v 1.1 2022/01/05 16:24:29 deraadt Exp $	*/
+
+/*
+ * Copyright (c) 1995, 1996 Christopher G. Demetriou.  All rights reserved.
+ * Copyright (c) 1994 Charles Hannum.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Charles Hannum.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/types.h>
+#include <dev/pci/pcivar.h>
+#include <dev/pci/pcidevs.h>
+#include <dev/pci/pcidevs_data.h>
+
+#include "amdgpu_devlist.h"
+#include "i915_devlist.h"
+#include "radeon_devlist.h"
+
+#include <stdio.h>
+
+#define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))
+
+const char *
+pci_findvendor(pci_vendor_id_t vendor)
+{
+	const struct pci_known_vendor *kdp = pci_known_vendors;
+
+        while (kdp->vendorname != NULL) {	/* all have vendor name */
+                if (kdp->vendor == vendor)
+                        break;
+		kdp++;
+	}
+        return (kdp->vendorname);
+}
+
+const char *
+pci_findproduct(pci_vendor_id_t vendor, pci_product_id_t product)
+{
+	const struct pci_known_product *pkp = pci_known_products;
+
+	while (pkp->productname != NULL) {	/* all have product name */
+		if (pkp->vendor == vendor && pkp->product == product)
+			break;
+		pkp++;
+	}
+	return (pkp->productname);
+}
+
+void
+print_devices(char driver[], const struct pci_matchid devices[], int items)
+{
+	const char *v, *p;
+	int i;
+
+	for (i = 0; i < items; i++) {
+		v = pci_findvendor(devices[i].pm_vid);
+		p = pci_findproduct(devices[i].pm_vid,
+		    devices[i].pm_pid);
+		if ( v && p )
+		    printf("%s \"%s %s\"\n", driver, v ? v : "", p ? p : "");
+	}
+}
+
+int
+main(void)
+{
+	printf("%s\n", "acx");
+	printf("%s\n", "amdgpu");
+	print_devices("amdgpu", amdgpu_devices, nitems(amdgpu_devices));
+	printf("%s\n", "athn");
+	printf("%s\n", "bwfm");
+	printf("%s\n", "bwi");
+	printf("%s\n", "intel");
+	printf("%s\n", "intel ^cpu0: Intel");
+	printf("%s\n", "inteldrm");
+	print_devices("inteldrm", i915_devices, nitems(i915_devices));
+	printf("%s\n", "ipw");
+	printf("%s\n", "iwi");
+	printf("%s\n", "iwm");
+	printf("%s\n", "iwn");
+	printf("%s\n", "iwx");
+	printf("%s\n", "malo");
+	printf("%s\n", "ogx");
+	printf("%s\n", "otus");
+	printf("%s\n", "pgt");
+	printf("%s\n", "radeondrm");
+	print_devices("radeondrm", radeon_devices, nitems(radeon_devices));
+	printf("%s\n", "rsu");
+	printf("%s\n", "rtwn");
+	printf("%s\n", "uath");
+	printf("%s\n", "upgt");
+	printf("%s\n", "urtwn");
+	printf("%s\n", "uvideo");
+	printf("%s\n", "vmm");
+	printf("%s\n", "wpi");
+
+	return 0;
+}