release 3.4

https://sourceforge.net/projects/elilo/files/elilo/elilo-3.4/

devschemes/Makefile

@@ -0,0 +1,46 @@
+#
+#  Copyright (C) 2001-2003 Hewlett-Packard Co.
+#	Contributed by Stephane Eranian <eranian@hpl.hp.com>
+#
+# This file is part of the ELILO, the EFI Linux boot loader.
+#
+#  ELILO is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2, or (at your option)
+#  any later version.
+#
+#  ELILO is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with ELILO; see the file COPYING.  If not, write to the Free
+#  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+#  02111-1307, USA.
+#
+# Please check out the elilo.txt for complete documentation on how
+# to use this program.
+#
+
+include ../Make.defaults
+include ../Make.rules
+
+TOPDIR=$(CDIR)/..
+
+FILES=simple.o
+
+
+TARGET=devschemes.o
+
+all: $(TARGET)
+
+#
+# XXX: does not trigger recompile when changing filesystem selection
+#      without doing make clean.
+#
+$(TARGET): $(FILES)
+	$(LD) -r -o $@ $(FILES)
+
+clean:
+	$(RM) -f $(TARGET) $(FILES)

devschemes/simple.c

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+/*
+ *  Copyright (C) 2001-2003 Hewlett-Packard Co.
+ *	Contributed by Stephane Eranian <eranian@hpl.hp.com>
+ *
+ * This file is part of the ELILO, the EFI Linux boot loader.
+ *
+ *  ELILO is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  ELILO is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with ELILO; see the file COPYING.  If not, write to the Free
+ *  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+ *  02111-1307, USA.
+ *
+ * Look at the README.devschemes for more explanations on how
+ * to use devschemes.
+ */
+
+#include <efi.h>
+#include <efilib.h>
+
+#include "elilo.h"
+#include "fileops.h"
+
+#define NAMING_SCHEME	L"simple"
+
+typedef struct {
+	INT8 type;
+	INT8 subtype;
+	INTN (*device_func)(device_t *dev, EFI_DEVICE_PATH *dp);
+} devices_types_t;
+
+
+static UINT32 atapi_count, scsi_count, net_count;
+
+static INTN
+atapi_device(device_t *dev, EFI_DEVICE_PATH *dp)
+{
+	//ATAPI_DEVICE_PATH *atapi = (ATAPI_DEVICE_PATH *)dp;
+
+	dev->name[0] = L'a';
+	dev->name[1] = L't';
+	dev->name[2] = L'a';
+	dev->name[3] = L'p';
+	dev->name[4] = L'i';
+
+	SPrint(dev->name+5,FILEOPS_DEVNAME_MAXLEN-5-1,  L"%d", atapi_count);
+	atapi_count++;
+
+	return 0;
+}
+
+static INTN
+scsi_device(device_t *dev, EFI_DEVICE_PATH *dp)
+{
+	//SCSI_DEVICE_PATH *scsi = (SCSI_DEVICE_PATH *)dp;
+
+	dev->name[0]   = L's';
+	dev->name[1]   = L'c';
+	dev->name[2]   = L's';
+	dev->name[3]   = L'i';
+
+	SPrint(dev->name+4, FILEOPS_DEVNAME_MAXLEN-4-1, L"%d", scsi_count);
+	scsi_count++;
+
+	return 0;
+}
+
+static INTN
+network_device(device_t *dev, EFI_DEVICE_PATH *dp)
+{
+	//MAC_ADDR_DEVICE_PATH *mac = (MAC_ADDR_DEVICE_PATH *)dp;
+
+	dev->name[0] = L'n';
+	dev->name[1] = L'e';
+	dev->name[2] = L't';
+
+	SPrint(dev->name+3, FILEOPS_DEVNAME_MAXLEN-3-1, L"%d", net_count);
+	net_count++;
+
+	return 0;
+}
+
+/*
+ * what we are looking for in the device path
+ */
+static devices_types_t dev_types[]={
+	{ MESSAGING_DEVICE_PATH, MSG_ATAPI_DP, atapi_device},
+	{ MESSAGING_DEVICE_PATH, MSG_SCSI_DP, scsi_device},
+	{ MESSAGING_DEVICE_PATH, MSG_MAC_ADDR_DP, network_device},
+	{ 0, 0 , NULL}
+};
+
+static INTN
+simple_scheme(device_t *tab, UINTN n)
+{
+	EFI_DEVICE_PATH *dp1, *dp;
+	devices_types_t *p;
+	UINTN i;
+
+	/*
+	 * note that this test is necessary but not sufficient to guarantee that this scheme
+	 * will work because, we have no way of detecting that the machine got actually
+	 * rebooted if the EDD30 variable was forced. this comes from the fact, that elilo
+	 * can be invoked once, aborted and then restarted with no machine reboot.
+	 *
+	 * XXX: there may be a way to detect this with the another variable which would
+	 * be in volatile memory only
+	 */
+	if (elilo_opt.edd30_on == 0) {
+		VERB_PRT(4, Print(L"%s device naming scheme only works with EDD3.0 enabled\n", NAMING_SCHEME));
+		return -1;
+	}
+
+	for(i=0; i < n; i++) {
+		dp = DevicePathFromHandle(tab[i].dev);
+		if (dp == NULL) {
+			ERR_PRT((L"cannot get device path for device %d", i));
+			continue;
+		}
+		dp1 = dp = UnpackDevicePath(dp);
+
+		while (!IsDevicePathEnd(dp)) {
+			p = dev_types;
+			while (p->type) {
+				if (   p->type == DevicePathType(dp) 
+				    && p->subtype == DevicePathSubType(dp)) {
+					(*p->device_func)(tab+i, dp);
+				        goto done;
+				}
+
+				p++;
+			}
+        		dp = NextDevicePathNode(dp);
+		}
+done:
+       		FreePool(dp1); 
+	}
+	return 0;
+}
+
+devname_scheme_t simple_devname_scheme={
+	NAMING_SCHEME,
+	simple_scheme
+};