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[src/trunk]: src/sys/stand/efiboot If the framebuffer node already exists, we...
details: https://anonhg.NetBSD.org/src/rev/a08916296bf5
branches: trunk
changeset: 945141:a08916296bf5
user: jmcneill <jmcneill%NetBSD.org@localhost>
date: Thu Oct 22 09:14:40 2020 +0000
description:
If the framebuffer node already exists, we don't need to create one
diffstat:
sys/stand/efiboot/efifdt.c | 10 ++++++++--
1 files changed, 8 insertions(+), 2 deletions(-)
diffs (29 lines):
diff -r 408ad097c217 -r a08916296bf5 sys/stand/efiboot/efifdt.c
--- a/sys/stand/efiboot/efifdt.c Thu Oct 22 08:26:00 2020 +0000
+++ b/sys/stand/efiboot/efifdt.c Thu Oct 22 09:14:40 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: efifdt.c,v 1.25 2020/10/10 19:17:39 jmcneill Exp $ */
+/* $NetBSD: efifdt.c,v 1.26 2020/10/22 09:14:40 jmcneill Exp $ */
/*-
* Copyright (c) 2019 Jason R. Thorpe
@@ -338,12 +338,18 @@
continue;
}
+ snprintf(buf, sizeof(buf), "framebuffer@%" PRIx64, mode->FrameBufferBase);
+ fb = fdt_path_offset(fdt_data, buf);
+ if (fb >= 0) {
+ /* Framebuffer node already exists, no need to create one */
+ return;
+ }
+
chosen = efi_fdt_chosen();
fdt_setprop_u32(fdt_data, chosen, "#address-cells", 2);
fdt_setprop_u32(fdt_data, chosen, "#size-cells", 2);
fdt_setprop_empty(fdt_data, chosen, "ranges");
- snprintf(buf, sizeof(buf), "framebuffer@%" PRIx64, mode->FrameBufferBase);
fb = fdt_add_subnode(fdt_data, chosen, buf);
if (fb < 0)
panic("FDT: Failed to create framebuffer node");
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