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authorChris Zankel <czankel@tensilica.com>2005-06-23 22:01:30 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-24 00:05:22 -0700
commite344b63eeec7850b5e900e10c8a6c61d083fd3a4 (patch)
tree4871ace0c16423ce4697e4065841c3a0f55563c6 /include/asm-xtensa/xtensa/xtboard.h
parent9a8fd5589902153a134111ed7a40f9cca1f83254 (diff)
downloadblackbird-op-linux-e344b63eeec7850b5e900e10c8a6c61d083fd3a4.tar.gz
blackbird-op-linux-e344b63eeec7850b5e900e10c8a6c61d083fd3a4.zip
[PATCH] xtensa: Architecture support for Tensilica Xtensa Part 7
The attached patches provides part 7 of an architecture implementation for the Tensilica Xtensa CPU series. Signed-off-by: Chris Zankel <chris@zankel.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-xtensa/xtensa/xtboard.h')
-rw-r--r--include/asm-xtensa/xtensa/xtboard.h120
1 files changed, 120 insertions, 0 deletions
diff --git a/include/asm-xtensa/xtensa/xtboard.h b/include/asm-xtensa/xtensa/xtboard.h
new file mode 100644
index 000000000000..22469c175307
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+++ b/include/asm-xtensa/xtensa/xtboard.h
@@ -0,0 +1,120 @@
+#ifndef _xtboard_h_included_
+#define _xtboard_h_included_
+
+/*
+ * THIS FILE IS GENERATED -- DO NOT MODIFY BY HAND
+ *
+ * xtboard.h -- Routines for getting useful information from the board.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002 Tensilica Inc.
+ */
+
+
+#include <xtensa/xt2000.h>
+
+#define XTBOARD_RTC_ERROR -1
+#define XTBOARD_RTC_STOPPED -2
+
+
+/* xt2000-i2cdev.c: */
+typedef void XtboardDelayFunc( unsigned );
+extern XtboardDelayFunc* xtboard_set_nsdelay_func( XtboardDelayFunc *delay_fn );
+extern int xtboard_i2c_read (unsigned id, unsigned char *buf, unsigned addr, unsigned size);
+extern int xtboard_i2c_write(unsigned id, unsigned char *buf, unsigned addr, unsigned size);
+extern int xtboard_i2c_wait_nvram_ack(unsigned id, unsigned swtimer);
+
+/* xtboard.c: */
+extern int xtboard_nvram_read (unsigned addr, unsigned len, unsigned char *buf);
+extern int xtboard_nvram_write(unsigned addr, unsigned len, unsigned char *buf);
+extern int xtboard_nvram_binfo_read (xt2000_nvram_binfo *buf);
+extern int xtboard_nvram_binfo_write(xt2000_nvram_binfo *buf);
+extern int xtboard_nvram_binfo_valid(xt2000_nvram_binfo *buf);
+extern int xtboard_ethermac_get(unsigned char *buf);
+extern int xtboard_ethermac_set(unsigned char *buf);
+
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_get_rtc_time
+/
+/ Description: Get time stored in real-time clock.
+/
+/ Returns: time in seconds stored in real-time clock.
+/-**----------------------------------------------------------------------------*/
+
+extern unsigned xtboard_get_rtc_time(void);
+
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_set_rtc_time
+/
+/ Description: Set time stored in real-time clock.
+/
+/ Parameters: time -- time in seconds to store to real-time clock
+/
+/ Returns: 0 on success, xtboard_i2c_write() error code otherwise.
+/-**----------------------------------------------------------------------------*/
+
+extern int xtboard_set_rtc_time(unsigned time);
+
+
+/* xtfreq.c: */
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_measure_sys_clk
+/
+/ Description: Get frequency of system clock.
+/
+/ Parameters: none
+/
+/ Returns: frequency of system clock.
+/-**----------------------------------------------------------------------------*/
+
+extern unsigned xtboard_measure_sys_clk(void);
+
+
+#if 0 /* old stuff from xtboard.c: */
+
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_nvram valid
+/
+/ Description: Determines if data in NVRAM is valid.
+/
+/ Parameters: delay -- 10us delay function
+/
+/ Returns: 1 if NVRAM is valid, 0 otherwise
+/-**----------------------------------------------------------------------------*/
+
+extern unsigned xtboard_nvram_valid(void (*delay)( void ));
+
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_get_nvram_contents
+/
+/ Description: Returns contents of NVRAM.
+/
+/ Parameters: buf -- buffer to NVRAM contents.
+/ delay -- 10us delay function
+/
+/ Returns: 1 if NVRAM is valid, 0 otherwise
+/-**----------------------------------------------------------------------------*/
+
+extern unsigned xtboard_get_nvram_contents(unsigned char *buf, void (*delay)( void ));
+
+/*+*----------------------------------------------------------------------------
+/ Function: xtboard_get_ether_addr
+/
+/ Description: Returns ethernet address of board.
+/
+/ Parameters: buf -- buffer to store ethernet address
+/ delay -- 10us delay function
+/
+/ Returns: nothing.
+/-**----------------------------------------------------------------------------*/
+
+extern void xtboard_get_ether_addr(unsigned char *buf, void (*delay)( void ));
+
+#endif /*0*/
+
+
+#endif /*_xtboard_h_included_*/
+
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