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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/net/ethernet/amd/hplance.h
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'drivers/net/ethernet/amd/hplance.h')
-rw-r--r--drivers/net/ethernet/amd/hplance.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amd/hplance.h b/drivers/net/ethernet/amd/hplance.h
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index 00000000..04aee9e0
--- /dev/null
+++ b/drivers/net/ethernet/amd/hplance.h
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+/* Random defines and structures for the HP Lance driver.
+ * Copyright (C) 05/1998 Peter Maydell <pmaydell@chiark.greenend.org.uk>
+ * Based on the Sun Lance driver and the NetBSD HP Lance driver
+ */
+
+/* Registers */
+#define HPLANCE_ID 0x01 /* DIO register: ID byte */
+#define HPLANCE_STATUS 0x03 /* DIO register: interrupt enable/status */
+
+/* Control and status bits for the status register */
+#define LE_IE 0x80 /* interrupt enable */
+#define LE_IR 0x40 /* interrupt requested */
+#define LE_LOCK 0x08 /* lock status register */
+#define LE_ACK 0x04 /* ack of lock */
+#define LE_JAB 0x02 /* loss of tx clock (???) */
+/* We can also extract the IPL from the status register with the standard
+ * DIO_IPL(hplance) macro, or using dio_scodetoipl()
+ */
+
+/* These are the offsets for the DIO regs (hplance_reg), lance_ioreg,
+ * memory and NVRAM:
+ */
+#define HPLANCE_IDOFF 0 /* board baseaddr */
+#define HPLANCE_REGOFF 0x4000 /* lance registers */
+#define HPLANCE_MEMOFF 0x8000 /* struct lance_init_block */
+#define HPLANCE_NVRAMOFF 0xC008 /* etheraddress as one *nibble* per byte */