| 0,0 → 1,82 |
|---|
| /* |
| * Copyright (c) 2008 Pavel Rimsky |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * - 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. |
| */ |
| |
| /** @addtogroup sparc64 |
| * @{ |
| */ |
| /** @file |
| */ |
| |
| #ifndef KERN_sparc64_CPU_FAMILY_H_ |
| #define KERN_sparc64_CPU_FAMILY_H_ |
| |
| #include <arch.h> |
| #include <cpu.h> |
| #include <arch/register.h> |
| #include <arch/asm.h> |
| |
| /** |
| * Find the processor (sub)family. |
| * |
| * @return true iff the CPU belongs to the US family |
| */ |
| static inline bool is_us(void) |
| { |
| int impl = ((ver_reg_t) ver_read()).impl; |
| return (impl == IMPL_ULTRASPARCI) || (impl == IMPL_ULTRASPARCII) || |
| (impl == IMPL_ULTRASPARCII_I) || (impl == IMPL_ULTRASPARCII_E); |
| } |
| |
| /** |
| * Find the processor (sub)family. |
| * |
| * @return true iff the CPU belongs to the US-III subfamily |
| */ |
| static inline bool is_us_iii(void) |
| { |
| int impl = ((ver_reg_t) ver_read()).impl; |
| return (impl == IMPL_ULTRASPARCIII) || |
| (impl == IMPL_ULTRASPARCIII_PLUS) || |
| (impl == IMPL_ULTRASPARCIII_I); |
| } |
| |
| /** |
| * Find the processor (sub)family. |
| * |
| * @return true iff the CPU belongs to the US-IV subfamily |
| */ |
| static inline bool is_us_iv(void) |
| { |
| int impl = ((ver_reg_t) ver_read()).impl; |
| return (impl == IMPL_ULTRASPARCIV) || (impl == IMPL_ULTRASPARCIV_PLUS); |
| } |
| |
| #endif |
| |
| /** @} |
| */ |