wip: run/bash: "mount" FAT file system

WIP commit to reproduce genodelabs#5329 interactively.
rite · Aug 22, 2024 · 6e4a5ce · 6e4a5ce
1 parent 299951c
commit 6e4a5ce
Showing 1 changed file with 42 additions and 1 deletion.
diff --git a/repos/ports/run/bash.run b/repos/ports/run/bash.run
@@ -10,6 +10,9 @@ import_from_depot [depot_user]/src/[base_src] \
                   [depot_user]/src/bash \
                   [depot_user]/src/coreutils \
                   [depot_user]/src/vfs \
+                  [depot_user]/src/vfs_block \
+                  [depot_user]/src/vfs_fatfs \
+                  [depot_user]/src/vfs_import \
                   [depot_user]/src/vfs_pipe \
                   [depot_user]/src/nitpicker \
                   [depot_user]/src/fs_rom
@@ -86,6 +89,21 @@ install_config {
 		</route>
 	</start>
 
+	<start name="vfs_block" caps="200">
+		<resource name="RAM" quantum="196M" />
+		<provides><service name="Block"/></provides>
+		<config>
+			<vfs>
+				<ram/>
+				<import>
+					<rom name="test.hda"/>
+				</import>
+			</vfs>
+			<default-policy file="/test.hda" block_size="512"
+			                writeable="yes"/>
+		</config>
+	</start>
+
 	<start name="vfs" caps="120">
 		<resource name="RAM" quantum="30M"/>
 		<provides><service name="File_system"/></provides>
@@ -98,6 +116,7 @@ install_config {
 				<dir name="home"> <ram/> </dir>
 				<dir name="share"> <dir name="vim"> <rom name="vimrc"/> </dir> </dir>
 				<dir name="tmp"> <ram/> </dir>
+				<dir name="fatfs"> <fatfs/> </dir>
 				<dir name="dev">
 					<zero/> <null/> <terminal/>
 					<inline name="rtc">2018-01-01 00:01</inline>
@@ -145,8 +164,30 @@ set fd [open [run_dir]/genode/focus w]
 puts $fd "<focus label=\"terminal -> \" domain=\"default\"/>"
 close $fd
 
+
+#
+# Prepare hard-disk image for test (used in RAM)
+#
+
+set disk_image "bin/test.hda"
+set cmd "dd if=/dev/zero of=$disk_image bs=1024 count=65536"
+puts "creating disk image: $cmd"
+catch { exec sh -c $cmd }
+
+set mkfs_cmd   [installed_command mkfs.vfat]
+set mkfs_opts  "-F32 -nlibc_vfs"
+
+set cmd "$mkfs_cmd $mkfs_opts $disk_image"
+puts "formating disk: $cmd"
+catch { exec sh -c $cmd }
+
+
+#
+# Boot modules
+#
+
 build { lib/ld lib/libc lib/vfs lib/posix test/fork test/execve }
 
-build_boot_image [build_artifacts]
+build_boot_image [list {*}[build_artifacts] test.hda]
 
 run_genode_until forever