Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / m68k / include / asm / mac_oss.h

diff --git a/kernel/arch/m68k/include/asm/mac_oss.h b/kernel/arch/m68k/include/asm/mac_oss.h
new file mode 100644 (file)
index 0000000..425fbff
--- /dev/null
+++ b/kernel/arch/m68k/include/asm/mac_oss.h
@@ -0,0 +1,79 @@
+/*
+ *     OSS
+ *
+ *     This is used in place of VIA2 on the IIfx.
+ */
+
+#define OSS_BASE       (0x50f1a000)
+
+/*
+ * Interrupt level offsets for mac_oss->irq_level
+ */
+
+#define OSS_NUBUS0     0
+#define OSS_NUBUS1     1
+#define OSS_NUBUS2     2
+#define OSS_NUBUS3     3
+#define OSS_NUBUS4     4
+#define OSS_NUBUS5     5
+#define OSS_IOPISM     6
+#define OSS_IOPSCC     7
+#define OSS_SOUND      8
+#define OSS_SCSI       9
+#define OSS_60HZ       10
+#define OSS_VIA1       11
+#define OSS_UNUSED1    12
+#define OSS_UNUSED2    13
+#define OSS_PARITY     14
+#define OSS_UNUSED3    15
+
+#define OSS_NUM_SOURCES        16
+
+/*
+ * Pending interrupt bits in mac_oss->irq_pending
+ */
+
+#define OSS_IP_NUBUS0  0x0001
+#define OSS_IP_NUBUS1  0x0002
+#define OSS_IP_NUBUS2  0x0004
+#define OSS_IP_NUBUS3  0x0008
+#define OSS_IP_NUBUS4  0x0010
+#define OSS_IP_NUBUS5  0x0020
+#define OSS_IP_IOPISM  0x0040
+#define OSS_IP_IOPSCC  0x0080
+#define OSS_IP_SOUND   0x0100
+#define OSS_IP_SCSI    0x0200
+#define OSS_IP_60HZ    0x0400
+#define OSS_IP_VIA1    0x0800
+#define OSS_IP_UNUSED1 0x1000
+#define OSS_IP_UNUSED2 0x2000
+#define OSS_IP_PARITY  0x4000
+#define OSS_IP_UNUSED3 0x8000
+
+#define OSS_IP_NUBUS (OSS_IP_NUBUS0|OSS_IP_NUBUS1|OSS_IP_NUBUS2|OSS_IP_NUBUS3|OSS_IP_NUBUS4|OSS_IP_NUBUS5)
+
+/*
+ * Rom Control Register
+ */
+
+#define OSS_POWEROFF   0x80
+
+#ifndef __ASSEMBLY__
+
+struct mac_oss {
+    __u8  irq_level[0x10];     /* [0x000-0x00f] Interrupt levels */
+    __u8  padding0[0x1F2];     /* [0x010-0x201] IO space filler */
+    __u16 irq_pending;         /* [0x202-0x203] pending interrupts bits */
+    __u8  rom_ctrl;            /* [0x204-0x204] ROM cntl reg (for poweroff) */
+    __u8  padding1[0x2];       /* [0x205-0x206] currently unused by A/UX */
+    __u8  ack_60hz;            /* [0x207-0x207] 60 Hz ack. */
+};
+
+extern volatile struct mac_oss *oss;
+extern int oss_present;
+
+extern void oss_register_interrupts(void);
+extern void oss_irq_enable(int);
+extern void oss_irq_disable(int);
+
+#endif /* __ASSEMBLY__ */