Adding plasma example

plasma/include/plasma.h

@@ -0,0 +1,52 @@
+/*--------------------------------------------------------------------
+ * TITLE: Plasma Hardware Defines
+ * AUTHOR: Steve Rhoads (rhoadss@yahoo.com)
+ * DATE CREATED: 12/17/05
+ * FILENAME: plasma.h
+ * PROJECT: Plasma CPU core
+ * COPYRIGHT: Software placed into the public domain by the author.
+ *    Software 'as is' without warranty.  Author liable for nothing.
+ * DESCRIPTION:
+ *    Plasma Hardware Defines
+ *--------------------------------------------------------------------*/
+#ifndef __PLASMA_H__
+#define __PLASMA_H__
+
+/*********** Hardware addesses ***********/
+#define RAM_INTERNAL_BASE 0x00000000 //8KB
+#define RAM_EXTERNAL_BASE 0x10000000 //1MB
+#define RAM_EXTERNAL_SIZE 0x00100000
+#define MISC_BASE         0x20000000
+#define UART_WRITE        0x20000000
+#define UART_READ         0x20000000
+#define IRQ_MASK          0x20000010
+#define IRQ_STATUS        0x20000020
+#define GPIO0_OUT         0x20000030
+#define GPIO0_CLEAR       0x20000040
+#define GPIOA_IN          0x20000050
+#define COUNTER_REG       0x20000060
+#define ETHERNET_REG      0x20000070
+#define FLASH_BASE        0x30000000
+
+/*********** GPIO out bits ***************/
+#define ETHERNET_MDIO     0x00200000
+#define ETHERNET_MDIO_WE  0x00400000
+#define ETHERENT_MDC      0x00800000
+#define ETHERNET_ENABLE   0x01000000
+
+/*********** Interrupt bits **************/
+#define IRQ_UART_READ_AVAILABLE  0x01
+#define IRQ_UART_WRITE_AVAILABLE 0x02
+#define IRQ_COUNTER18_NOT        0x04
+#define IRQ_COUNTER18            0x08
+#define IRQ_ETHERNET_RECEIVE     0x10
+#define IRQ_ETHERNET_TRANSMIT    0x20
+#define IRQ_GPIO31_NOT           0x40
+#define IRQ_GPIO31               0x80
+
+/*********** Ethernet buffers ************/
+#define ETHERNET_RECEIVE  0x13ff0000
+#define ETHERNET_TRANSMIT 0x13fe0000
+
+#endif //__PLASMA_H__
+