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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/slof/fs/dma-function.fs
parente02cda008591317b1625707ff8e115a4841aa889 (diff)
Add submodule dependency filesHEADmaster
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/SLOF/slof/fs/dma-function.fs')
-rw-r--r--roms/SLOF/slof/fs/dma-function.fs36
1 files changed, 36 insertions, 0 deletions
diff --git a/roms/SLOF/slof/fs/dma-function.fs b/roms/SLOF/slof/fs/dma-function.fs
new file mode 100644
index 000000000..c1c8716ca
--- /dev/null
+++ b/roms/SLOF/slof/fs/dma-function.fs
@@ -0,0 +1,36 @@
+\ *****************************************************************************
+\ * Copyright (c) 2004, 2014 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
+\ ****************************************************************************/
+
+\ DMA memory allocation functions
+: dma-alloc ( size -- virt )
+ my-phandle TO calling-child
+ s" dma-alloc" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-free ( virt size -- )
+ my-phandle TO calling-child
+ s" dma-free" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-map-in ( virt size cacheable? -- devaddr )
+ my-phandle TO calling-child
+ s" dma-map-in" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-map-out ( virt devaddr size -- )
+ my-phandle TO calling-child
+ s" dma-map-out" my-phandle parent $call-static
+ 0 TO calling-child
+;