1 files changed, 82 insertions, 0 deletions
diff --git a/fec_8xx.c b/fec_8xx.c
new file mode 100644
index 0000000..63352fc
--- /dev/null
+++ b/fec_8xx.c
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2004 Intracom S.A.
+ * Pantelis Antoniou <panto@intracom.gr>
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stddef.h>
+
+#include "internal.h"
+
+struct fec {
+	uint32_t	addr_low;	/* lower 32 bits of station address	*/
+	uint32_t	addr_high;	/* upper 16 bits of station address||0  */
+	uint32_t	hash_table_high;/* upper 32-bits of hash table		*/
+	uint32_t	hash_table_low;	/* lower 32-bits of hash table		*/
+	uint32_t	r_des_start;	/* beginning of Rx descriptor ring	*/
+	uint32_t	x_des_start;	/* beginning of Tx descriptor ring	*/
+	uint32_t	r_buff_size;	/* Rx buffer size			*/
+	uint32_t	res2[9];	/* reserved				*/
+	uint32_t	ecntrl;		/* ethernet control register		*/
+	uint32_t	ievent;		/* interrupt event register		*/
+	uint32_t	imask;		/* interrupt mask register		*/
+	uint32_t	ivec;		/* interrupt level and vector status	*/
+	uint32_t	r_des_active;	/* Rx ring updated flag			*/
+	uint32_t	x_des_active;	/* Tx ring updated flag			*/
+	uint32_t	res3[10];	/* reserved				*/
+	uint32_t	mii_data;	/* MII data register			*/
+	uint32_t	mii_speed;	/* MII speed control register		*/
+	uint32_t	res4[17];	/* reserved				*/
+	uint32_t	r_bound;	/* end of RAM (read-only)		*/
+	uint32_t	r_fstart;	/* Rx FIFO start address		*/
+	uint32_t	res5[6];	/* reserved				*/
+	uint32_t	x_fstart;	/* Tx FIFO start address		*/
+	uint32_t	res6[17];	/* reserved				*/
+	uint32_t	fun_code;	/* fec SDMA function code		*/
+	uint32_t	res7[3];	/* reserved				*/
+	uint32_t	r_cntrl;	/* Rx control register			*/
+	uint32_t	r_hash;		/* Rx hash register			*/
+	uint32_t	res8[14];	/* reserved				*/
+	uint32_t	x_cntrl;	/* Tx control register			*/
+	uint32_t	res9[0x1e];	/* reserved				*/
+};
+
+#define DUMP_REG(f, x)	fprintf(stdout, \
+			"0x%04lx: %-16s 0x%08x\n", \
+				(unsigned long)(offsetof(struct fec, x)), \
+				#x, f->x)
+
+int fec_8xx_dump_regs(struct ethtool_drvinfo *info __maybe_unused,
+		      struct ethtool_regs *regs)
+{
+	struct fec *f = (struct fec *)regs->data;
+
+	fprintf(stdout, "Descriptor Registers\n");
+	fprintf(stdout, "---------------------\n");
+
+	DUMP_REG(f, addr_low);
+	DUMP_REG(f, addr_high);
+	DUMP_REG(f, hash_table_high);
+	DUMP_REG(f, hash_table_low);
+	DUMP_REG(f, r_des_start);
+	DUMP_REG(f, x_des_start);
+	DUMP_REG(f, r_buff_size);
+	DUMP_REG(f, ecntrl);
+	DUMP_REG(f, ievent);
+	DUMP_REG(f, imask);
+	DUMP_REG(f, ivec);
+	DUMP_REG(f, r_des_active);
+	DUMP_REG(f, x_des_active);
+	DUMP_REG(f, mii_data);
+	DUMP_REG(f, mii_speed);
+	DUMP_REG(f, r_bound);
+	DUMP_REG(f, r_fstart);
+	DUMP_REG(f, x_fstart);
+	DUMP_REG(f, fun_code);
+	DUMP_REG(f, r_cntrl);
+	DUMP_REG(f, r_hash);
+	DUMP_REG(f, x_cntrl);
+
+	return 0;
+}