Date: Wed, 25 Aug 2010 21:03:50 +0000 (UTC) From: Jung-uk Kim <jkim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r211824 - head/sys/compat/x86bios Message-ID: <201008252103.o7PL3obR022443@svn.freebsd.org>
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Author: jkim Date: Wed Aug 25 21:03:50 2010 New Revision: 211824 URL: http://svn.freebsd.org/changeset/base/211824 Log: Add x86bios_set_intr() to set interrupt vectors for real mode and simplify x86bios_get_intr() a little. Modified: head/sys/compat/x86bios/x86bios.c head/sys/compat/x86bios/x86bios.h Modified: head/sys/compat/x86bios/x86bios.c ============================================================================== --- head/sys/compat/x86bios/x86bios.c Wed Aug 25 20:52:40 2010 (r211823) +++ head/sys/compat/x86bios/x86bios.c Wed Aug 25 21:03:50 2010 (r211824) @@ -204,6 +204,13 @@ x86bios_get_intr(int intno) } void +x86bios_set_intr(int intno, uint32_t saddr) +{ + + writel(BIOS_PADDRTOVADDR(intno * 4), saddr); +} + +void x86bios_intr(struct x86regs *regs, int intno) { struct vm86frame vmf; @@ -619,11 +626,15 @@ x86bios_call(struct x86regs *regs, uint1 uint32_t x86bios_get_intr(int intno) { - uint32_t *iv; - iv = (uint32_t *)((vm_offset_t)x86bios_ivt + intno * 4); + return (le32toh(*((uint32_t *)x86bios_ivt + intno))); +} + +void +x86bios_set_intr(int intno, uint32_t saddr) +{ - return (le32toh(*iv)); + *((uint32_t *)x86bios_ivt + intno) = htole32(saddr); } void Modified: head/sys/compat/x86bios/x86bios.h ============================================================================== --- head/sys/compat/x86bios/x86bios.h Wed Aug 25 20:52:40 2010 (r211823) +++ head/sys/compat/x86bios/x86bios.h Wed Aug 25 21:03:50 2010 (r211824) @@ -151,6 +151,7 @@ void x86bios_init_regs(struct x86regs * void x86bios_intr(struct x86regs *regs, int intno); int x86bios_match_device(uint32_t offset, device_t dev); void *x86bios_offset(uint32_t offset); +void x86bios_set_intr(int intno, uint32_t saddr); __END_DECLS #endif /* !_X86BIOS_H_ */
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