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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /arch/sh/include/asm/io_generic.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/include/asm/io_generic.h')
-rw-r--r--arch/sh/include/asm/io_generic.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/sh/include/asm/io_generic.h b/arch/sh/include/asm/io_generic.h
new file mode 100644
index 000000000..87ec38f4e
--- /dev/null
+++ b/arch/sh/include/asm/io_generic.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Trivial I/O routine definitions, intentionally meant to be included
+ * multiple times. Ugly I/O routine concatenation helpers taken from
+ * alpha. Must be included _before_ io.h to avoid preprocessor-induced
+ * routine mismatch.
+ */
+#define IO_CONCAT(a,b) _IO_CONCAT(a,b)
+#define _IO_CONCAT(a,b) a ## _ ## b
+
+#ifndef __IO_PREFIX
+#error "Don't include this header without a valid system prefix"
+#endif
+
+void __iomem *IO_CONCAT(__IO_PREFIX,ioport_map)(unsigned long addr, unsigned int size);
+void IO_CONCAT(__IO_PREFIX,ioport_unmap)(void __iomem *addr);
+void IO_CONCAT(__IO_PREFIX,mem_init)(void);
+
+#undef __IO_PREFIX