Date: 25 Feb 2003 18:55:50 -0800 From: Arun Sharma <arun.sharma@intel.com> To: Marcel Moolenaar <marcel@xcllnt.net> Cc: freebsd-ia64@FreeBSD.ORG Subject: Re: Slow loading of the kernel from efifs ? Message-ID: <uy943lphl.fsf@unix-os.sc.intel.com> In-Reply-To: <20030225213120.GA49775@ns1.xcllnt.net> References: <200302251946.h1PJktr26424@unix-os.sc.intel.com> <20030225213120.GA49775@ns1.xcllnt.net>
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Marcel Moolenaar <marcel@xcllnt.net> writes:
>
> BTW: It would be nice if we could fix the loader to not have fs0
> hardcoded, but instead use device paths to figure out which
> mapping to use (maybe even create our own mapping). Would
> you be willing/able to give that a shot?
You mean something like this ?
-Arun
--- sys/boot/efi/libefi/efifs.c- Wed Feb 26 02:16:08 2003
+++ sys/boot/efi/libefi/efifs.c Wed Feb 26 02:50:25 2003
@@ -377,6 +377,19 @@
return 0;
}
+int
+efifs_get_unit(EFI_HANDLE h)
+{
+ int i;
+
+ for(i = 0; i < fs_handle_count; i++) {
+ if (fs_handles[i] == h)
+ return i;
+ }
+
+ return -1;
+}
+
struct devsw efifs_dev = {
"fs",
DEVT_DISK,
--- sys/boot/efi/loader/main.c- Wed Feb 26 02:37:36 2003
+++ sys/boot/efi/loader/main.c Wed Feb 26 02:39:42 2003
@@ -152,7 +152,7 @@
currdev.d_kind.netif.unit = 0;
} else {
currdev.d_dev = devsw[0]; /* XXX disk */
- currdev.d_kind.efidisk.unit = 0;
+ currdev.d_kind.efidisk.unit = efifs_get_unit(img->DeviceHandle);
/* XXX should be able to detect this, default to autoprobe */
currdev.d_kind.efidisk.slice = -1;
/* default to 'a' */
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