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pass rootOptions config as rootflags= kernel cmdline opt

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This commit is contained in:
Daniel Barlow
2024-01-08 18:54:49 +00:00
parent 63f034e362
commit 228c0a1668
4 changed files with 17 additions and 3 deletions
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9
pkgs/preinit/parseopts.c
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@@ -95,7 +95,7 @@ int main()
};
char *buf;
// finds root= rootfstype= rootopts= options
// finds root= rootfstype= rootflags= options
buf = strdup("liminix console=ttyS0,115200 panic=10 oops=panic init=/bin/init loglevel=8 root=/dev/ubi0_4 rootfstype=ubifs rootflags=subvol=1 fw_devlink=off mtdparts=phram0:18M(rootfs) phram.phram=phram0,0x40400000,18874368,65536 root=/dev/mtdblock0 foo");
memset(&opts, '\0', sizeof opts); parseopts(buf, &opts);
expect_equal(opts.device, "/dev/mtdblock0");
@@ -115,6 +115,13 @@ int main()
expect_equal(opts.device, "/dev/hda1");
expect_equal(opts.fstype, "ubifs");
// works when rootflags is the last option
buf = strdup("liminix fw_devlink=off root=/dev/hda1 rootfstype=ubifs rootflags=subvol=@");
memset(&opts, '\0', sizeof opts); parseopts(buf, &opts);
expect_equal(opts.device, "/dev/hda1");
expect_equal(opts.fstype, "ubifs");
expect_equal(opts.mount_opts, "subvol=@");
buf = strdup("liminix rootfstype=ubifs fw_devlink=off root=/dev/hda1 foo");
memset(&opts, '\0', sizeof opts); parseopts(buf, &opts);
expect_equal(opts.fstype, "ubifs");

2
pkgs/preinit/preinit.c
View File

@@ -85,7 +85,7 @@ int main(int argc, char *argv[], char *envp[])
write(1, " (", 2);
write(1, opts.fstype, strlen(opts.fstype));
if(opts.mount_opts) {
write(1, ", opts=", 6);
write(1, ", opts=", 7);
write(1, opts.mount_opts, strlen(opts.mount_opts));
}
write(1, ")\n", 2);