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ocelot_c_fpga.h
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ocelot_c_fpga.h
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/*
* Ocelot-C Board Register Definitions
*
* (C) 2002 Momentum Computer Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
* Louis Hamilton, Red Hat, Inc.
* hamilton@redhat.com [MIPS64 modifications]
*/
#ifndef __OCELOT_C_FPGA_H__
#define __OCELOT_C_FPGA_H__
#ifdef CONFIG_64BIT
#define OCELOT_C_CS0_ADDR (0xfffffffffc000000)
#else
#define OCELOT_C_CS0_ADDR (0xfc000000)
#endif
#define OCELOT_C_REG_BOARDREV 0x0
#define OCELOT_C_REG_FPGA_REV 0x1
#define OCELOT_C_REG_FPGA_TYPE 0x2
#define OCELOT_C_REG_RESET_STATUS 0x3
#define OCELOT_C_REG_BOARD_STATUS 0x4
#define OCELOT_C_REG_CPCI_ID 0x5
#define OCELOT_C_REG_SET 0x6
#define OCELOT_C_REG_CLR 0x7
#define OCELOT_C_REG_EEPROM_MODE 0x9
#define OCELOT_C_REG_INTMASK 0xa
#define OCELOT_C_REG_INTSTAT 0xb
#define OCELOT_C_REG_UART_INTMASK 0xc
#define OCELOT_C_REG_UART_INTSTAT 0xd
#define OCELOT_C_REG_INTSET 0xe
#define OCELOT_C_REG_INTCLR 0xf
#define __FPGA_REG_TO_ADDR(reg) \
((void *) OCELOT_C_CS0_ADDR + OCELOT_C_REG_##reg)
#define OCELOT_FPGA_WRITE(x, reg) writeb(x, __FPGA_REG_TO_ADDR(reg))
#define OCELOT_FPGA_READ(reg) readb(__FPGA_REG_TO_ADDR(reg))
#endif