[U-Boot] [PATCH] examples: remove the remainders of dead board

Masahiro Yamada yamada.m at jp.panasonic.com
Mon Nov 11 04:45:40 CET 2013


Commit 309a292e deleted OXC board, but
missed to remove the standalone example specific to OXC board.

eepro100_eeprom.c has been an orphan file for a long term.

Signed-off-by: Masahiro Yamada <yamada.m at jp.panasonic.com>
---
 examples/standalone/Makefile          |   4 +-
 examples/standalone/eepro100_eeprom.c | 214 ----------------------------------
 2 files changed, 1 insertion(+), 217 deletions(-)
 delete mode 100644 examples/standalone/eepro100_eeprom.c

diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile
index 4afedea..9346921 100644
--- a/examples/standalone/Makefile
+++ b/examples/standalone/Makefile
@@ -8,7 +8,6 @@
 include $(TOPDIR)/config.mk
 
 ELF-$(ARCH)  :=
-ELF-$(BOARD) :=
 ELF-$(CPU)   :=
 ELF-y        := hello_world
 
@@ -20,14 +19,13 @@ ELF-mpc5xxx                      += interrupt
 ELF-mpc8xx                       += test_burst timer
 ELF-mpc8260                      += mem_to_mem_idma2intr
 ELF-ppc                          += sched
-ELF-oxc                          += eepro100_eeprom
 
 #
 # Some versions of make do not handle trailing white spaces properly;
 # leading to build failures. The problem was found with GNU Make 3.80.
 # Using 'strip' as a workaround for the problem.
 #
-ELF := $(strip $(ELF-y) $(ELF-$(ARCH)) $(ELF-$(BOARD)) $(ELF-$(CPU)))
+ELF := $(strip $(ELF-y) $(ELF-$(ARCH)) $(ELF-$(CPU)))
 
 SREC := $(addsuffix .srec,$(ELF))
 BIN  := $(addsuffix .bin,$(ELF))
diff --git a/examples/standalone/eepro100_eeprom.c b/examples/standalone/eepro100_eeprom.c
deleted file mode 100644
index 3c7f380..0000000
--- a/examples/standalone/eepro100_eeprom.c
+++ /dev/null
@@ -1,214 +0,0 @@
-/*
- * Copyright 1998-2001 by Donald Becker.
- * This software may be used and distributed according to the terms of
- * the GNU General Public License (GPL), incorporated herein by reference.
- * Contact the author for use under other terms.
- *
- * This program must be compiled with "-O"!
- * See the bottom of this file for the suggested compile-command.
- *
- * The author may be reached as becker at scyld.com, or C/O
- *  Scyld Computing Corporation
- *  410 Severn Ave., Suite 210
- *  Annapolis MD 21403
- *
- * Common-sense licensing statement: Using any portion of this program in
- * your own program means that you must give credit to the original author
- * and release the resulting code under the GPL.
- */
-
-/* avoid unnecessary memcpy function */
-#define _PPC_STRING_H_
-
-#include <common.h>
-#include <exports.h>
-
-static int reset_eeprom(unsigned long ioaddr, unsigned char *hwaddr);
-
-int eepro100_eeprom(int argc, char * const argv[])
-{
-	int ret = 0;
-
-	unsigned char hwaddr1[6] = { 0x00, 0x00, 0x02, 0x03, 0x04, 0x05 };
-	unsigned char hwaddr2[6] = { 0x00, 0x00, 0x02, 0x03, 0x04, 0x06 };
-
-	app_startup(argv);
-
-#if defined(CONFIG_OXC)
-	ret |= reset_eeprom(0x80000000, hwaddr1);
-	ret |= reset_eeprom(0x81000000, hwaddr2);
-#endif
-
-	return ret;
-}
-
-/* Default EEPROM for i82559 */
-static unsigned short default_eeprom[64] = {
-	0x0100, 0x0302, 0x0504, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0x40c0, 0x0000, 0x0000, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
-	0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff
-};
-
-static unsigned short eeprom[256];
-
-static int eeprom_size = 64;
-static int eeprom_addr_size = 6;
-
-static int debug = 0;
-
-static inline unsigned short swap16(unsigned short x)
-{
-	return (((x & 0xff) << 8) | ((x & 0xff00) >> 8));
-}
-
-static inline void outw(short data, long addr)
-{
-	*(volatile short *)(addr) = swap16(data);
-}
-
-static inline short inw(long addr)
-{
-	return swap16(*(volatile short *)(addr));
-}
-
-void *memcpy(void *dst, const void *src, unsigned int len)
-{
-	char *ret = dst;
-	while (len-- > 0) {
-		*ret++ = *((char *)src);
-		src++;
-	}
-	return (void *)ret;
-}
-
-/* The EEPROM commands include the alway-set leading bit. */
-#define EE_WRITE_CMD	(5)
-#define EE_READ_CMD		(6)
-#define EE_ERASE_CMD	(7)
-
-/* Serial EEPROM section. */
-#define EE_SHIFT_CLK	0x01	/* EEPROM shift clock. */
-#define EE_CS			0x02	/* EEPROM chip select. */
-#define EE_DATA_WRITE	0x04	/* EEPROM chip data in. */
-#define EE_DATA_READ	0x08	/* EEPROM chip data out. */
-#define EE_ENB			(0x4800 | EE_CS)
-#define EE_WRITE_0		0x4802
-#define EE_WRITE_1		0x4806
-#define EE_OFFSET		14
-
-/* Delay between EEPROM clock transitions. */
-#define eeprom_delay(ee_addr)	inw(ee_addr)
-
-/* Wait for the EEPROM to finish the previous operation. */
-static int eeprom_busy_poll(long ee_ioaddr)
-{
-	int i;
-	outw(EE_ENB, ee_ioaddr);
-	for (i = 0; i < 10000; i++)			/* Typical 2000 ticks */
-		if (inw(ee_ioaddr) & EE_DATA_READ)
-			break;
-	return i;
-}
-
-/* This executes a generic EEPROM command, typically a write or write enable.
-   It returns the data output from the EEPROM, and thus may also be used for
-   reads. */
-static int do_eeprom_cmd(long ioaddr, int cmd, int cmd_len)
-{
-	unsigned retval = 0;
-	long ee_addr = ioaddr + EE_OFFSET;
-
-	if (debug > 1)
-		printf(" EEPROM op 0x%x: ", cmd);
-
-	outw(EE_ENB | EE_SHIFT_CLK, ee_addr);
-
-	/* Shift the command bits out. */
-	do {
-		short dataval = (cmd & (1 << cmd_len)) ? EE_WRITE_1 : EE_WRITE_0;
-		outw(dataval, ee_addr);
-		eeprom_delay(ee_addr);
-		if (debug > 2)
-			printf("%X", inw(ee_addr) & 15);
-		outw(dataval | EE_SHIFT_CLK, ee_addr);
-		eeprom_delay(ee_addr);
-		retval = (retval << 1) | ((inw(ee_addr) & EE_DATA_READ) ? 1 : 0);
-	} while (--cmd_len >= 0);
-#if 0
-	outw(EE_ENB, ee_addr);
-#endif
-	/* Terminate the EEPROM access. */
-	outw(EE_ENB & ~EE_CS, ee_addr);
-	if (debug > 1)
-		printf(" EEPROM result is 0x%5.5x.\n", retval);
-	return retval;
-}
-
-static int read_eeprom(long ioaddr, int location, int addr_len)
-{
-	return do_eeprom_cmd(ioaddr, ((EE_READ_CMD << addr_len) | location)
-		<< 16 , 3 + addr_len + 16) & 0xffff;
-}
-
-static void write_eeprom(long ioaddr, int index, int value, int addr_len)
-{
-	long ee_ioaddr = ioaddr + EE_OFFSET;
-	int i;
-
-	/* Poll for previous op finished. */
-	eeprom_busy_poll(ee_ioaddr);			/* Typical 0 ticks */
-	/* Enable programming modes. */
-	do_eeprom_cmd(ioaddr, (0x4f << (addr_len-4)), 3 + addr_len);
-	/* Do the actual write. */
-	do_eeprom_cmd(ioaddr,
-				  (((EE_WRITE_CMD<<addr_len) | index)<<16) | (value & 0xffff),
-				  3 + addr_len + 16);
-	/* Poll for write finished. */
-	i = eeprom_busy_poll(ee_ioaddr);			/* Typical 2000 ticks */
-	if (debug)
-		printf(" Write finished after %d ticks.\n", i);
-	/* Disable programming. This command is not instantaneous, so we check
-	   for busy before the next op. */
-	do_eeprom_cmd(ioaddr, (0x40 << (addr_len-4)), 3 + addr_len);
-	eeprom_busy_poll(ee_ioaddr);
-}
-
-static int reset_eeprom(unsigned long ioaddr, unsigned char *hwaddr)
-{
-	unsigned short checksum = 0;
-	int size_test;
-	int i;
-
-	printf("Resetting i82559 EEPROM @ 0x%08lX ... ", ioaddr);
-
-	size_test = do_eeprom_cmd(ioaddr, (EE_READ_CMD << 8) << 16, 27);
-	eeprom_addr_size = (size_test & 0xffe0000) == 0xffe0000 ? 8 : 6;
-	eeprom_size = 1 << eeprom_addr_size;
-
-	memcpy(eeprom, default_eeprom, sizeof default_eeprom);
-
-	for (i = 0; i < 3; i++)
-		eeprom[i] = (hwaddr[i*2+1]<<8) + hwaddr[i*2];
-
-	/* Recalculate the checksum. */
-	for (i = 0; i < eeprom_size - 1; i++)
-		checksum += eeprom[i];
-	eeprom[i] = 0xBABA - checksum;
-
-	for (i = 0; i < eeprom_size; i++)
-		write_eeprom(ioaddr, i, eeprom[i], eeprom_addr_size);
-
-	for (i = 0; i < eeprom_size; i++)
-		if (read_eeprom(ioaddr, i, eeprom_addr_size) != eeprom[i]) {
-			printf("failed\n");
-			return 1;
-		}
-
-	printf("done\n");
-	return 0;
-}
-- 
1.8.3.2



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