Date: Mon, 23 May 2016 11:53:01 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r300494 - head/sys/compat/linuxkpi/common/include/linux Message-ID: <201605231153.u4NBr1M8007951@repo.freebsd.org>
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Author: hselasky Date: Mon May 23 11:53:00 2016 New Revision: 300494 URL: https://svnweb.freebsd.org/changeset/base/300494 Log: Implement "_outb()" to the LinuxKPI for i386 and amd64 only. Obtained from: kmacy @ MFC after: 1 week Sponsored by: Mellanox Technologies Modified: head/sys/compat/linuxkpi/common/include/linux/io.h Modified: head/sys/compat/linuxkpi/common/include/linux/io.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/io.h Mon May 23 11:50:05 2016 (r300493) +++ head/sys/compat/linuxkpi/common/include/linux/io.h Mon May 23 11:53:00 2016 (r300494) @@ -172,6 +172,14 @@ readl(const volatile void *addr) } #if defined(__i386__) || defined(__amd64__) +static inline void +_outb(u_char data, u_int port) +{ + __asm __volatile("outb %0, %w1" : : "a" (data), "Nd" (port)); +} +#endif + +#if defined(__i386__) || defined(__amd64__) void *_ioremap_attr(vm_paddr_t phys_addr, unsigned long size, int attr); #else #define _ioremap_attr(...) NULL
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