Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / atm / zeprom.h

diff --git a/kernel/drivers/atm/zeprom.h b/kernel/drivers/atm/zeprom.h
new file mode 100644 (file)
index 0000000..019bb82
--- /dev/null
+++ b/kernel/drivers/atm/zeprom.h
@@ -0,0 +1,34 @@
+/* drivers/atm/zeprom.h - ZeitNet ZN122x EEPROM (NM93C46) declarations */
+
+/* Written 1995,1996 by Werner Almesberger, EPFL LRC */
+
+
+#ifndef DRIVER_ATM_ZEPROM_H
+#define DRIVER_ATM_ZEPROM_H
+
+/* Different versions use different control registers */
+
+#define ZEPROM_V1_REG  PCI_VENDOR_ID   /* PCI register */
+#define ZEPROM_V2_REG  0x40
+
+/* Bits in contol register */
+
+#define ZEPROM_SK      0x80000000      /* strobe (probably on raising edge) */
+#define ZEPROM_CS      0x40000000      /* Chip Select */
+#define ZEPROM_DI      0x20000000      /* Data Input */
+#define ZEPROM_DO      0x10000000      /* Data Output */
+
+#define ZEPROM_SIZE    32              /* 32 bytes */
+#define ZEPROM_V1_ESI_OFF 24           /* ESI offset in EEPROM (V1) */
+#define ZEPROM_V2_ESI_OFF 4            /* ESI offset in EEPROM (V2) */
+
+#define ZEPROM_CMD_LEN 3               /* commands are three bits */
+#define ZEPROM_ADDR_LEN        6               /* addresses are six bits */
+
+/* Commands (3 bits) */
+
+#define ZEPROM_CMD_READ        6
+
+/* No other commands are needed. */
+
+#endif