diff options
Diffstat (limited to 'sys/arch/sgi/localbus/imcvar.h')
| -rw-r--r-- | sys/arch/sgi/localbus/imcvar.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/sys/arch/sgi/localbus/imcvar.h b/sys/arch/sgi/localbus/imcvar.h new file mode 100644 index 00000000000..651d23f9d3e --- /dev/null +++ b/sys/arch/sgi/localbus/imcvar.h @@ -0,0 +1,42 @@ +/* $OpenBSD: imcvar.h,v 1.1 2012/03/28 20:44:23 miod Exp $ */ +/* $NetBSD: imcvar.h,v 1.1 2006/08/30 23:44:52 rumble Exp $ */ + +/* + * Copyright (c) 2006 Stephen M. Rumble + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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. + */ + +struct imc_attach_args { + const char *iaa_name; + bus_space_tag_t iaa_st; + bus_dma_tag_t iaa_dmat; +}; + +int imc_gio64_arb_config(int, uint32_t); +void imc_disable_sysad_parity(void); +void imc_enable_sysad_parity(void); +int imc_is_sysad_parity_enabled(void); + +#define imc_read(o) \ + *(volatile uint32_t *)PHYS_TO_XKPHYS(IMC_BASE + (o), CCA_NC) +#define imc_write(o,v) \ + *(volatile uint32_t *)PHYS_TO_XKPHYS(IMC_BASE + (o), CCA_NC) = (v) |