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-rw-r--r--arch/alpha/kernel/pc873xx.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/alpha/kernel/pc873xx.h b/arch/alpha/kernel/pc873xx.h
new file mode 100644
index 000000000..043533027
--- /dev/null
+++ b/arch/alpha/kernel/pc873xx.h
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef _PC873xx_H_
+#define _PC873xx_H_
+
+/*
+ * Control Register Values
+ */
+#define REG_FER 0x00
+#define REG_FAR 0x01
+#define REG_PTR 0x02
+#define REG_FCR 0x03
+#define REG_PCR 0x04
+#define REG_KRR 0x05
+#define REG_PMC 0x06
+#define REG_TUP 0x07
+#define REG_SID 0x08
+#define REG_ASC 0x09
+#define REG_IRC 0x0e
+
+/*
+ * Model numbers
+ */
+#define PC87303 0
+#define PC87306 1
+#define PC87312 2
+#define PC87332 3
+#define PC87334 4
+
+int pc873xx_probe(void);
+unsigned int pc873xx_get_base(void);
+char *pc873xx_get_model(void);
+void pc873xx_enable_epp19(void);
+void pc873xx_enable_ide(void);
+
+#endif