Date: Tue, 20 Mar 2007 16:25:49 GMT From: Oleksandr Tymoshenko <gonzo@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 116212 for review Message-ID: <200703201625.l2KGPnnV003221@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=116212 Change 116212 by gonzo@gonzo_jeeves on 2007/03/20 16:24:51 o Implement TRAPF_USERMODE, TRAPF_PC macroses. o Implement cpu_getstack and cpu_setstack macroses. Affected files ... .. //depot/projects/mips2/src/sys/mips/include/cpu.h#5 edit Differences ... ==== //depot/projects/mips2/src/sys/mips/include/cpu.h#5 (text+ko) ==== @@ -36,6 +36,8 @@ #ifndef _MACHINE_CPU_H_ #define _MACHINE_CPU_H_ +#include <machine/frame.h> + /* * definitions of cpu-dependent requirements * referenced in generic code @@ -44,28 +46,13 @@ #define cpu_exec(p) /* nothing */ #define cpu_swapin(p) /* nothing */ -/* - * XXXMIPS: Change those once we'll bring header files from NetBSD. - */ -#if 0 -#define cpu_getstack(td) ((td)->td_frame->tf_rsp) -#define cpu_setstack(td, ap) ((td)->td_frame->tf_rsp = (ap)) -#define cpu_spinwait() /* ia32_pause() */ -#endif -#define cpu_getstack(td) (0) -#define cpu_setstack(td, ap) (0) -#define cpu_spinwait() +#define cpu_getstack(td) ((td)->td_frame->tf_regs[TF_SP]) +#define cpu_setstack(td, ap) ((td)->td_frame->tf_regs[TF_SP] = (ap)) +#define cpu_spinwait() /* XXXMIPS */ -/* - * XXXMIPS: Change those once we'll bring header files from NetBSD. - */ -#if 0 #define TRAPF_USERMODE(framep) \ - (ISPL((framep)->tf_cs) == SEL_UPL) -#define TRAPF_PC(framep) ((framep)->tf_rip) -#endif -#define TRAPF_USERMODE(framep) (0) -#define TRAPF_PC(framep) (0) + (((framep)->tf_regs[TF_SR] & MIPS_SR_KSU_USER) != 0) +#define TRAPF_PC(framep) ((framep)->tf_regs[TF_EPC]) /* * CTL_MACHDEP definitions.
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