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path: root/drivers/pci/hotplug/cpcihp_zt5550.h
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Diffstat (limited to 'drivers/pci/hotplug/cpcihp_zt5550.h')
-rw-r--r--drivers/pci/hotplug/cpcihp_zt5550.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/pci/hotplug/cpcihp_zt5550.h b/drivers/pci/hotplug/cpcihp_zt5550.h
new file mode 100644
index 000000000..5ea10df83
--- /dev/null
+++ b/drivers/pci/hotplug/cpcihp_zt5550.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * cpcihp_zt5550.h
+ *
+ * Intel/Ziatech ZT5550 CompactPCI Host Controller driver definitions
+ *
+ * Copyright 2002 SOMA Networks, Inc.
+ * Copyright 2001 Intel San Luis Obispo
+ * Copyright 2000,2001 MontaVista Software Inc.
+ *
+ * Send feedback to <scottm@somanetworks.com>
+ */
+
+#ifndef _CPCIHP_ZT5550_H
+#define _CPCIHP_ZT5550_H
+
+/* Direct registers */
+#define CSR_HCINDEX 0x00
+#define CSR_HCDATA 0x04
+#define CSR_INTSTAT 0x08
+#define CSR_INTMASK 0x09
+#define CSR_CNT0CMD 0x0C
+#define CSR_CNT1CMD 0x0E
+#define CSR_CNT0 0x10
+#define CSR_CNT1 0x14
+
+/* Masks for interrupt bits in CSR_INTMASK direct register */
+#define CNT0_INT_MASK 0x01
+#define CNT1_INT_MASK 0x02
+#define ENUM_INT_MASK 0x04
+#define ALL_DIRECT_INTS_MASK 0x07
+
+/* Indexed registers (through CSR_INDEX, CSR_DATA) */
+#define HC_INT_MASK_REG 0x04
+#define HC_STATUS_REG 0x08
+#define HC_CMD_REG 0x0C
+#define ARB_CONFIG_GNT_REG 0x10
+#define ARB_CONFIG_CFG_REG 0x12
+#define ARB_CONFIG_REG 0x10
+#define ISOL_CONFIG_REG 0x18
+#define FAULT_STATUS_REG 0x20
+#define FAULT_CONFIG_REG 0x24
+#define WD_CONFIG_REG 0x2C
+#define HC_DIAG_REG 0x30
+#define SERIAL_COMM_REG 0x34
+#define SERIAL_OUT_REG 0x38
+#define SERIAL_IN_REG 0x3C
+
+/* Masks for interrupt bits in HC_INT_MASK_REG indexed register */
+#define SERIAL_INT_MASK 0x01
+#define FAULT_INT_MASK 0x02
+#define HCF_INT_MASK 0x04
+#define ALL_INDEXED_INTS_MASK 0x07
+
+/* Digital I/O port storing ENUM# */
+#define ENUM_PORT 0xE1
+/* Mask to get to the ENUM# bit on the bus */
+#define ENUM_MASK 0x40
+
+#endif /* _CPCIHP_ZT5550_H */