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authorAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
committerAngelos Mouzakitis <a.mouzakitis@virtualopensystems.com>2023-10-10 14:33:42 +0000
commitaf1a266670d040d2f4083ff309d732d648afba2a (patch)
tree2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/SLOF/board-qemu/slof/archsupport.fs
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/SLOF/board-qemu/slof/archsupport.fs')
-rw-r--r--roms/SLOF/board-qemu/slof/archsupport.fs43
1 files changed, 43 insertions, 0 deletions
diff --git a/roms/SLOF/board-qemu/slof/archsupport.fs b/roms/SLOF/board-qemu/slof/archsupport.fs
new file mode 100644
index 000000000..fc4883055
--- /dev/null
+++ b/roms/SLOF/board-qemu/slof/archsupport.fs
@@ -0,0 +1,43 @@
+\ *****************************************************************************
+\ * Copyright (c) 2011 IBM Corporation
+\ * All rights reserved.
+\ * This program and the accompanying materials
+\ * are made available under the terms of the BSD License
+\ * which accompanies this distribution, and is available at
+\ * http://www.opensource.org/licenses/bsd-license.php
+\ *
+\ * Contributors:
+\ * IBM Corporation - initial implementation
+\ ****************************************************************************/
+
+\ 2 MiB FDT buffer size is enough to accommodate 255 CPU cores
+\ and 16 TiB of maxmem specification.
+200000 CONSTANT cas-buffer-size
+: ibm,client-architecture-support ( vec -- err? )
+ \ Store require parameters in nvram
+ \ to come back to right boot device
+ \ Allocate memory for H_CALL
+ cas-buffer-size alloc-mem ( vec memaddr )
+ dup 0= IF
+ ." out of memory during ibm,client-architecture-support" cr
+ 2drop TRUE
+ EXIT
+ THEN
+ swap over cas-buffer-size ( memaddr vec memaddr size )
+ \ make h_call to hypervisor
+ hv-cas 0= IF ( memaddr )
+ dup l@ 1 >= IF \ Version number >= 1
+ \ Make required changes
+ " /" find-node set-node
+ dup 4 + fdt-init
+ fdt-check-header
+ fdt-struct fdt-fix-cas-node
+ fdt-fix-cas-success NOT ( memaddr err? )
+ ELSE
+ FALSE
+ THEN
+ ELSE
+ TRUE
+ THEN
+ >r cas-buffer-size free-mem r>
+;