mirror of
https://git.FreeBSD.org/src.git
synced 2025-01-16 15:11:52 +00:00
1. `movl' is for use with 32-bit operands. Do NOT use it with 16-bit
operands. `movw' could be used, but instead let the assembler decide the right instruction to use. 2. AT&T asm syntax requires a leading '*' in front of the operand for indirect calls and jumps.
This commit is contained in:
David E. O'Brien
parent
589607c435
commit
fc81cf82e9
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=60303
@ -42,10 +42,10 @@ IDTVEC(vec_name) ; \
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MAYBE_PUSHL_ES ; \
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pushl %fs ; \
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movl $KDSEL,%eax ; \
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movl %ax,%ds ; \
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mov %ax,%ds ; \
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MAYBE_MOVW_AX_ES ; \
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movl $KPSEL,%eax ; \
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movl %ax,%fs ; \
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mov %ax,%fs ; \
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FAKE_MCOUNT((5+ACTUALLY_PUSHED)*4(%esp)) ; \
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pushl _intr_unit + (irq_num) * 4 ; \
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GET_FAST_INTR_LOCK ; \
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@ -221,10 +221,10 @@ log_intr_event:
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IDTVEC(vec_name) ; \
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PUSH_FRAME ; \
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movl $KDSEL, %eax ; /* reload with kernel's data segment */ \
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movl %ax, %ds ; \
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movl %ax, %es ; \
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mov %ax, %ds ; \
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mov %ax, %es ; \
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movl $KPSEL, %eax ; \
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movl %ax, %fs ; \
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mov %ax, %fs ; \
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; \
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maybe_extra_ipending ; \
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; \
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@ -340,7 +340,7 @@ _Xinvltlb:
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#ifdef COUNT_XINVLTLB_HITS
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pushl %fs
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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movl _cpuid, %eax
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popl %fs
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ss
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@ -384,9 +384,9 @@ _Xcpucheckstate:
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pushl %fs
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movl $KDSEL, %eax
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movl %ax, %ds /* use KERNEL data segment */
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mov %ax, %ds /* use KERNEL data segment */
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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movl $0, lapic_eoi /* End Of Interrupt to APIC */
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@ -431,10 +431,10 @@ _Xcpucheckstate:
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_Xcpuast:
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PUSH_FRAME
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movl $KDSEL, %eax
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movl %ax, %ds /* use KERNEL data segment */
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movl %ax, %es
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mov %ax, %ds /* use KERNEL data segment */
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mov %ax, %es
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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movl _cpuid, %eax
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lock /* checkstate_need_ast &= ~(1<<id) */
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@ -491,10 +491,10 @@ _Xcpuast:
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_Xforward_irq:
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PUSH_FRAME
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movl $KDSEL, %eax
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movl %ax, %ds /* use KERNEL data segment */
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movl %ax, %es
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mov %ax, %ds /* use KERNEL data segment */
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mov %ax, %es
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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movl $0, lapic_eoi /* End Of Interrupt to APIC */
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@ -594,9 +594,9 @@ _Xcpustop:
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pushl %fs
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movl $KDSEL, %eax
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movl %ax, %ds /* use KERNEL data segment */
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mov %ax, %ds /* use KERNEL data segment */
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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movl $0, lapic_eoi /* End Of Interrupt to APIC */
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@ -629,7 +629,7 @@ _Xcpustop:
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jz 2f
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movl $0, CNAME(cpustop_restartfunc) /* One-shot */
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call %eax
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call *%eax
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2:
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popl %fs
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popl %ds /* restore previous data segment */
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@ -704,10 +704,10 @@ MCOUNT_LABEL(eintr)
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_Xrendezvous:
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PUSH_FRAME
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movl $KDSEL, %eax
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movl %ax, %ds /* use KERNEL data segment */
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movl %ax, %es
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mov %ax, %ds /* use KERNEL data segment */
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mov %ax, %es
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movl $KPSEL, %eax
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movl %ax, %fs
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mov %ax, %fs
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call _smp_rendezvous_action
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@ -168,11 +168,11 @@ IDTVEC(fpu)
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pushl %ds
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pushl %es /* now stack frame is a trap frame */
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pushl %fs
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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FAKE_MCOUNT(13*4(%esp))
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#ifdef SMP
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@ -219,11 +219,11 @@ _alltraps:
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pushl %es
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pushl %fs
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alltraps_with_regs_pushed:
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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FAKE_MCOUNT(13*4(%esp))
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calltrap:
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FAKE_MCOUNT(_btrap) /* init "from" _btrap -> calltrap */
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@ -265,11 +265,11 @@ IDTVEC(syscall)
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pushl %ds
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pushl %es
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pushl %fs
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movl $KDSEL,%eax /* switch to kernel segments */
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax /* switch to kernel segments */
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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movl TF_ERR(%esp),%eax /* copy saved eflags to final spot */
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movl %eax,TF_EFLAGS(%esp)
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movl $7,TF_ERR(%esp) /* sizeof "lcall 7,0" */
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@ -305,11 +305,11 @@ IDTVEC(int0x80_syscall)
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pushl %ds
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pushl %es
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pushl %fs
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movl $KDSEL,%eax /* switch to kernel segments */
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax /* switch to kernel segments */
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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movl $2,TF_ERR(%esp) /* sizeof "int 0x80" */
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FAKE_MCOUNT(13*4(%esp))
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MPLOCKED incl _cnt+V_SYSCALL
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@ -348,7 +348,7 @@ ENTRY(fork_trampoline)
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* initproc has its own fork handler, but it does return.
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*/
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pushl %ebx /* arg1 */
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call %esi /* function */
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call *%esi /* function */
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addl $4,%esp
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/* cut from syscall */
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@ -168,11 +168,11 @@ IDTVEC(fpu)
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pushl %ds
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pushl %es /* now stack frame is a trap frame */
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pushl %fs
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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FAKE_MCOUNT(13*4(%esp))
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#ifdef SMP
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@ -219,11 +219,11 @@ _alltraps:
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pushl %es
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pushl %fs
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alltraps_with_regs_pushed:
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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FAKE_MCOUNT(13*4(%esp))
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calltrap:
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FAKE_MCOUNT(_btrap) /* init "from" _btrap -> calltrap */
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@ -265,11 +265,11 @@ IDTVEC(syscall)
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pushl %ds
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pushl %es
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pushl %fs
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movl $KDSEL,%eax /* switch to kernel segments */
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax /* switch to kernel segments */
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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movl TF_ERR(%esp),%eax /* copy saved eflags to final spot */
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movl %eax,TF_EFLAGS(%esp)
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movl $7,TF_ERR(%esp) /* sizeof "lcall 7,0" */
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@ -305,11 +305,11 @@ IDTVEC(int0x80_syscall)
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pushl %ds
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pushl %es
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pushl %fs
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movl $KDSEL,%eax /* switch to kernel segments */
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movl %ax,%ds
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movl %ax,%es
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mov $KDSEL,%ax /* switch to kernel segments */
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mov %ax,%ds
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mov %ax,%es
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MOVL_KPSEL_EAX
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movl %ax,%fs
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mov %ax,%fs
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movl $2,TF_ERR(%esp) /* sizeof "int 0x80" */
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FAKE_MCOUNT(13*4(%esp))
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MPLOCKED incl _cnt+V_SYSCALL
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@ -348,7 +348,7 @@ ENTRY(fork_trampoline)
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* initproc has its own fork handler, but it does return.
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*/
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pushl %ebx /* arg1 */
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call %esi /* function */
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call *%esi /* function */
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addl $4,%esp
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/* cut from syscall */
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@ -404,11 +404,11 @@ NON_GPROF_ENTRY(prepare_usermode)
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movl __udatasel,%ecx
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#if 0 /* ds/es/fs are in trap frame */
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movl %cx,%ds
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movl %cx,%es
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movl %cx,%fs
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mov %cx,%ds
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mov %cx,%es
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mov %cx,%fs
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#endif
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movl %cx,%gs /* and ds to gs */
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mov %cx,%gs /* and ds to gs */
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ret /* goto user! */
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@ -416,7 +416,7 @@ NON_GPROF_ENTRY(prepare_usermode)
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* Signal trampoline, copied to top of user stack
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*/
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NON_GPROF_ENTRY(sigcode)
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call SIGF_HANDLER(%esp) /* call signal handler */
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call *SIGF_HANDLER(%esp) /* call signal handler */
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lea SIGF_UC(%esp),%eax /* get ucontext_t */
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pushl %eax
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testl $PSL_VM,UC_EFLAGS(%eax)
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@ -430,7 +430,7 @@ NON_GPROF_ENTRY(sigcode)
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ALIGN_TEXT
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_osigcode:
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call SIGF_HANDLER(%esp) /* call signal handler */
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call *SIGF_HANDLER(%esp) /* call signal handler */
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lea SIGF_SC(%esp),%eax /* get sigcontext */
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pushl %eax
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testl $PSL_VM,SC_PS(%eax)
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@ -404,11 +404,11 @@ NON_GPROF_ENTRY(prepare_usermode)
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movl __udatasel,%ecx
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#if 0 /* ds/es/fs are in trap frame */
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movl %cx,%ds
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movl %cx,%es
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movl %cx,%fs
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mov %cx,%ds
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mov %cx,%es
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mov %cx,%fs
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#endif
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movl %cx,%gs /* and ds to gs */
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mov %cx,%gs /* and ds to gs */
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ret /* goto user! */
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@ -416,7 +416,7 @@ NON_GPROF_ENTRY(prepare_usermode)
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* Signal trampoline, copied to top of user stack
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*/
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NON_GPROF_ENTRY(sigcode)
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call SIGF_HANDLER(%esp) /* call signal handler */
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call *SIGF_HANDLER(%esp) /* call signal handler */
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lea SIGF_UC(%esp),%eax /* get ucontext_t */
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pushl %eax
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testl $PSL_VM,UC_EFLAGS(%eax)
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@ -430,7 +430,7 @@ NON_GPROF_ENTRY(sigcode)
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ALIGN_TEXT
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_osigcode:
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call SIGF_HANDLER(%esp) /* call signal handler */
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call *SIGF_HANDLER(%esp) /* call signal handler */
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lea SIGF_SC(%esp),%eax /* get sigcontext */
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pushl %eax
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testl $PSL_VM,SC_PS(%eax)
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@ -169,7 +169,7 @@ jtab:
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.text
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SUPERALIGN_TEXT
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5:
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jmp jtab(,%ecx,4)
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jmp *jtab(,%ecx,4)
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SUPERALIGN_TEXT
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do3:
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@ -303,7 +303,7 @@ fpureg_i586_bzero_loop:
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ret
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i586_bz3:
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fstpl %st(0)
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fstp %st(0)
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lmsw %ax
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movb $0xfe,kernel_fpu_lock
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ret
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@ -1513,14 +1513,14 @@ ENTRY(lgdt)
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1:
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/* reload "stale" selectors */
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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movl %ax,%gs
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movl %ax,%ss
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mov %ax,%ds
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mov %ax,%es
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mov %ax,%gs
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mov %ax,%ss
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#ifdef SMP
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movl $KPSEL,%eax
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#endif
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movl %ax,%fs
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mov %ax,%fs
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/* reload code selector by turning return into intersegmental return */
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movl (%esp),%eax
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@ -169,7 +169,7 @@ jtab:
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.text
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SUPERALIGN_TEXT
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5:
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jmp jtab(,%ecx,4)
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jmp *jtab(,%ecx,4)
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SUPERALIGN_TEXT
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do3:
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@ -303,7 +303,7 @@ fpureg_i586_bzero_loop:
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ret
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i586_bz3:
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fstpl %st(0)
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fstp %st(0)
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lmsw %ax
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movb $0xfe,kernel_fpu_lock
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ret
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@ -1513,14 +1513,14 @@ ENTRY(lgdt)
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1:
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/* reload "stale" selectors */
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movl $KDSEL,%eax
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movl %ax,%ds
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movl %ax,%es
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movl %ax,%gs
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movl %ax,%ss
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mov %ax,%ds
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mov %ax,%es
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mov %ax,%gs
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mov %ax,%ss
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#ifdef SMP
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movl $KPSEL,%eax
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#endif
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movl %ax,%fs
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mov %ax,%fs
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/* reload code selector by turning return into intersegmental return */
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movl (%esp),%eax
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@ -54,8 +54,8 @@ IDTVEC(vec_name) ; \
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pushl %edx ; \
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pushl %ds ; \
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MAYBE_PUSHL_ES ; \
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movl $KDSEL,%eax ; \
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movl %ax,%ds ; \
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mov $KDSEL,%ax ; \
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mov %ax,%ds ; \
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MAYBE_MOVW_AX_ES ; \
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FAKE_MCOUNT((4+ACTUALLY_PUSHED)*4(%esp)) ; \
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pushl _intr_unit + (irq_num) * 4 ; \
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@ -95,9 +95,9 @@ IDTVEC(vec_name) ; \
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pushl %ecx ; /* ... actually %ds ... */ \
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pushl %es ; \
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pushl %fs ; \
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movl $KDSEL,%eax ; \
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movl %ax,%es ; \
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movl %ax,%fs ; \
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mov $KDSEL,%ax ; \
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mov %ax,%es ; \
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mov %ax,%fs ; \
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movl (3+8+0)*4(%esp),%ecx ; /* ... %ecx from thin frame ... */ \
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movl %ecx,(3+6)*4(%esp) ; /* ... to fat frame ... */ \
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movl (3+8+1)*4(%esp),%eax ; /* ... cpl from thin frame */ \
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@ -116,10 +116,10 @@ IDTVEC(vec_name) ; \
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pushl %ds ; /* save our data and extra segments ... */ \
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pushl %es ; \
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pushl %fs ; \
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movl $KDSEL,%eax ; /* ... and reload with kernel's own ... */ \
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movl %ax,%ds ; /* ... early for obsolete reasons */ \
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movl %ax,%es ; \
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movl %ax,%fs ; \
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mov $KDSEL,%ax ; /* ... and reload with kernel's own ... */ \
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mov %ax,%ds ; /* ... early for obsolete reasons */ \
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mov %ax,%es ; \
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mov %ax,%fs ; \
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maybe_extra_ipending ; \
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||||
movb _imen + IRQ_BYTE(irq_num),%al ; \
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orb $IRQ_BIT(irq_num),%al ; \
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||||
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@ -54,8 +54,8 @@ IDTVEC(vec_name) ; \
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pushl %edx ; \
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pushl %ds ; \
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MAYBE_PUSHL_ES ; \
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movl $KDSEL,%eax ; \
|
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movl %ax,%ds ; \
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mov $KDSEL,%ax ; \
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mov %ax,%ds ; \
|
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MAYBE_MOVW_AX_ES ; \
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FAKE_MCOUNT((4+ACTUALLY_PUSHED)*4(%esp)) ; \
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pushl _intr_unit + (irq_num) * 4 ; \
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@ -95,9 +95,9 @@ IDTVEC(vec_name) ; \
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pushl %ecx ; /* ... actually %ds ... */ \
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pushl %es ; \
|
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pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
movl (3+8+0)*4(%esp),%ecx ; /* ... %ecx from thin frame ... */ \
|
||||
movl %ecx,(3+6)*4(%esp) ; /* ... to fat frame ... */ \
|
||||
movl (3+8+1)*4(%esp),%eax ; /* ... cpl from thin frame */ \
|
||||
@ -116,10 +116,10 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ds ; /* save our data and extra segments ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; /* ... and reload with kernel's own ... */ \
|
||||
movl %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; /* ... and reload with kernel's own ... */ \
|
||||
mov %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
maybe_extra_ipending ; \
|
||||
movb _imen + IRQ_BYTE(irq_num),%al ; \
|
||||
orb $IRQ_BIT(irq_num),%al ; \
|
||||
|
||||
@ -54,8 +54,8 @@ IDTVEC(vec_name) ; \
|
||||
pushl %edx ; \
|
||||
pushl %ds ; \
|
||||
MAYBE_PUSHL_ES ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%ds ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%ds ; \
|
||||
MAYBE_MOVW_AX_ES ; \
|
||||
FAKE_MCOUNT((4+ACTUALLY_PUSHED)*4(%esp)) ; \
|
||||
pushl _intr_unit + (irq_num) * 4 ; \
|
||||
@ -95,9 +95,9 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ecx ; /* ... actually %ds ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
movl (3+8+0)*4(%esp),%ecx ; /* ... %ecx from thin frame ... */ \
|
||||
movl %ecx,(3+6)*4(%esp) ; /* ... to fat frame ... */ \
|
||||
movl (3+8+1)*4(%esp),%eax ; /* ... cpl from thin frame */ \
|
||||
@ -116,10 +116,10 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ds ; /* save our data and extra segments ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; /* ... and reload with kernel's own ... */ \
|
||||
movl %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; /* ... and reload with kernel's own ... */ \
|
||||
mov %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
maybe_extra_ipending ; \
|
||||
movb _imen + IRQ_BYTE(irq_num),%al ; \
|
||||
orb $IRQ_BIT(irq_num),%al ; \
|
||||
|
||||
@ -42,10 +42,10 @@ IDTVEC(vec_name) ; \
|
||||
MAYBE_PUSHL_ES ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%ds ; \
|
||||
mov %ax,%ds ; \
|
||||
MAYBE_MOVW_AX_ES ; \
|
||||
movl $KPSEL,%eax ; \
|
||||
movl %ax,%fs ; \
|
||||
mov %ax,%fs ; \
|
||||
FAKE_MCOUNT((5+ACTUALLY_PUSHED)*4(%esp)) ; \
|
||||
pushl _intr_unit + (irq_num) * 4 ; \
|
||||
GET_FAST_INTR_LOCK ; \
|
||||
@ -221,10 +221,10 @@ log_intr_event:
|
||||
IDTVEC(vec_name) ; \
|
||||
PUSH_FRAME ; \
|
||||
movl $KDSEL, %eax ; /* reload with kernel's data segment */ \
|
||||
movl %ax, %ds ; \
|
||||
movl %ax, %es ; \
|
||||
mov %ax, %ds ; \
|
||||
mov %ax, %es ; \
|
||||
movl $KPSEL, %eax ; \
|
||||
movl %ax, %fs ; \
|
||||
mov %ax, %fs ; \
|
||||
; \
|
||||
maybe_extra_ipending ; \
|
||||
; \
|
||||
@ -340,7 +340,7 @@ _Xinvltlb:
|
||||
#ifdef COUNT_XINVLTLB_HITS
|
||||
pushl %fs
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
movl _cpuid, %eax
|
||||
popl %fs
|
||||
ss
|
||||
@ -384,9 +384,9 @@ _Xcpucheckstate:
|
||||
pushl %fs
|
||||
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -431,10 +431,10 @@ _Xcpucheckstate:
|
||||
_Xcpuast:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl _cpuid, %eax
|
||||
lock /* checkstate_need_ast &= ~(1<<id) */
|
||||
@ -491,10 +491,10 @@ _Xcpuast:
|
||||
_Xforward_irq:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -594,9 +594,9 @@ _Xcpustop:
|
||||
pushl %fs
|
||||
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -629,7 +629,7 @@ _Xcpustop:
|
||||
jz 2f
|
||||
movl $0, CNAME(cpustop_restartfunc) /* One-shot */
|
||||
|
||||
call %eax
|
||||
call *%eax
|
||||
2:
|
||||
popl %fs
|
||||
popl %ds /* restore previous data segment */
|
||||
@ -704,10 +704,10 @@ MCOUNT_LABEL(eintr)
|
||||
_Xrendezvous:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
call _smp_rendezvous_action
|
||||
|
||||
|
||||
@ -168,11 +168,11 @@ IDTVEC(fpu)
|
||||
pushl %ds
|
||||
pushl %es /* now stack frame is a trap frame */
|
||||
pushl %fs
|
||||
movl $KDSEL,%eax
|
||||
movl %ax,%ds
|
||||
movl %ax,%es
|
||||
mov $KDSEL,%ax
|
||||
mov %ax,%ds
|
||||
mov %ax,%es
|
||||
MOVL_KPSEL_EAX
|
||||
movl %ax,%fs
|
||||
mov %ax,%fs
|
||||
FAKE_MCOUNT(13*4(%esp))
|
||||
|
||||
#ifdef SMP
|
||||
@ -219,11 +219,11 @@ _alltraps:
|
||||
pushl %es
|
||||
pushl %fs
|
||||
alltraps_with_regs_pushed:
|
||||
movl $KDSEL,%eax
|
||||
movl %ax,%ds
|
||||
movl %ax,%es
|
||||
mov $KDSEL,%ax
|
||||
mov %ax,%ds
|
||||
mov %ax,%es
|
||||
MOVL_KPSEL_EAX
|
||||
movl %ax,%fs
|
||||
mov %ax,%fs
|
||||
FAKE_MCOUNT(13*4(%esp))
|
||||
calltrap:
|
||||
FAKE_MCOUNT(_btrap) /* init "from" _btrap -> calltrap */
|
||||
@ -265,11 +265,11 @@ IDTVEC(syscall)
|
||||
pushl %ds
|
||||
pushl %es
|
||||
pushl %fs
|
||||
movl $KDSEL,%eax /* switch to kernel segments */
|
||||
movl %ax,%ds
|
||||
movl %ax,%es
|
||||
mov $KDSEL,%ax /* switch to kernel segments */
|
||||
mov %ax,%ds
|
||||
mov %ax,%es
|
||||
MOVL_KPSEL_EAX
|
||||
movl %ax,%fs
|
||||
mov %ax,%fs
|
||||
movl TF_ERR(%esp),%eax /* copy saved eflags to final spot */
|
||||
movl %eax,TF_EFLAGS(%esp)
|
||||
movl $7,TF_ERR(%esp) /* sizeof "lcall 7,0" */
|
||||
@ -305,11 +305,11 @@ IDTVEC(int0x80_syscall)
|
||||
pushl %ds
|
||||
pushl %es
|
||||
pushl %fs
|
||||
movl $KDSEL,%eax /* switch to kernel segments */
|
||||
movl %ax,%ds
|
||||
movl %ax,%es
|
||||
mov $KDSEL,%ax /* switch to kernel segments */
|
||||
mov %ax,%ds
|
||||
mov %ax,%es
|
||||
MOVL_KPSEL_EAX
|
||||
movl %ax,%fs
|
||||
mov %ax,%fs
|
||||
movl $2,TF_ERR(%esp) /* sizeof "int 0x80" */
|
||||
FAKE_MCOUNT(13*4(%esp))
|
||||
MPLOCKED incl _cnt+V_SYSCALL
|
||||
@ -348,7 +348,7 @@ ENTRY(fork_trampoline)
|
||||
* initproc has its own fork handler, but it does return.
|
||||
*/
|
||||
pushl %ebx /* arg1 */
|
||||
call %esi /* function */
|
||||
call *%esi /* function */
|
||||
addl $4,%esp
|
||||
/* cut from syscall */
|
||||
|
||||
|
||||
@ -404,11 +404,11 @@ NON_GPROF_ENTRY(prepare_usermode)
|
||||
movl __udatasel,%ecx
|
||||
|
||||
#if 0 /* ds/es/fs are in trap frame */
|
||||
movl %cx,%ds
|
||||
movl %cx,%es
|
||||
movl %cx,%fs
|
||||
mov %cx,%ds
|
||||
mov %cx,%es
|
||||
mov %cx,%fs
|
||||
#endif
|
||||
movl %cx,%gs /* and ds to gs */
|
||||
mov %cx,%gs /* and ds to gs */
|
||||
ret /* goto user! */
|
||||
|
||||
|
||||
@ -416,7 +416,7 @@ NON_GPROF_ENTRY(prepare_usermode)
|
||||
* Signal trampoline, copied to top of user stack
|
||||
*/
|
||||
NON_GPROF_ENTRY(sigcode)
|
||||
call SIGF_HANDLER(%esp) /* call signal handler */
|
||||
call *SIGF_HANDLER(%esp) /* call signal handler */
|
||||
lea SIGF_UC(%esp),%eax /* get ucontext_t */
|
||||
pushl %eax
|
||||
testl $PSL_VM,UC_EFLAGS(%eax)
|
||||
@ -430,7 +430,7 @@ NON_GPROF_ENTRY(sigcode)
|
||||
|
||||
ALIGN_TEXT
|
||||
_osigcode:
|
||||
call SIGF_HANDLER(%esp) /* call signal handler */
|
||||
call *SIGF_HANDLER(%esp) /* call signal handler */
|
||||
lea SIGF_SC(%esp),%eax /* get sigcontext */
|
||||
pushl %eax
|
||||
testl $PSL_VM,SC_PS(%eax)
|
||||
|
||||
@ -169,7 +169,7 @@ jtab:
|
||||
.text
|
||||
SUPERALIGN_TEXT
|
||||
5:
|
||||
jmp jtab(,%ecx,4)
|
||||
jmp *jtab(,%ecx,4)
|
||||
|
||||
SUPERALIGN_TEXT
|
||||
do3:
|
||||
@ -303,7 +303,7 @@ fpureg_i586_bzero_loop:
|
||||
ret
|
||||
|
||||
i586_bz3:
|
||||
fstpl %st(0)
|
||||
fstp %st(0)
|
||||
lmsw %ax
|
||||
movb $0xfe,kernel_fpu_lock
|
||||
ret
|
||||
@ -1513,14 +1513,14 @@ ENTRY(lgdt)
|
||||
1:
|
||||
/* reload "stale" selectors */
|
||||
movl $KDSEL,%eax
|
||||
movl %ax,%ds
|
||||
movl %ax,%es
|
||||
movl %ax,%gs
|
||||
movl %ax,%ss
|
||||
mov %ax,%ds
|
||||
mov %ax,%es
|
||||
mov %ax,%gs
|
||||
mov %ax,%ss
|
||||
#ifdef SMP
|
||||
movl $KPSEL,%eax
|
||||
#endif
|
||||
movl %ax,%fs
|
||||
mov %ax,%fs
|
||||
|
||||
/* reload code selector by turning return into intersegmental return */
|
||||
movl (%esp),%eax
|
||||
|
||||
@ -42,10 +42,10 @@ IDTVEC(vec_name) ; \
|
||||
MAYBE_PUSHL_ES ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%ds ; \
|
||||
mov %ax,%ds ; \
|
||||
MAYBE_MOVW_AX_ES ; \
|
||||
movl $KPSEL,%eax ; \
|
||||
movl %ax,%fs ; \
|
||||
mov %ax,%fs ; \
|
||||
FAKE_MCOUNT((5+ACTUALLY_PUSHED)*4(%esp)) ; \
|
||||
pushl _intr_unit + (irq_num) * 4 ; \
|
||||
GET_FAST_INTR_LOCK ; \
|
||||
@ -221,10 +221,10 @@ log_intr_event:
|
||||
IDTVEC(vec_name) ; \
|
||||
PUSH_FRAME ; \
|
||||
movl $KDSEL, %eax ; /* reload with kernel's data segment */ \
|
||||
movl %ax, %ds ; \
|
||||
movl %ax, %es ; \
|
||||
mov %ax, %ds ; \
|
||||
mov %ax, %es ; \
|
||||
movl $KPSEL, %eax ; \
|
||||
movl %ax, %fs ; \
|
||||
mov %ax, %fs ; \
|
||||
; \
|
||||
maybe_extra_ipending ; \
|
||||
; \
|
||||
@ -340,7 +340,7 @@ _Xinvltlb:
|
||||
#ifdef COUNT_XINVLTLB_HITS
|
||||
pushl %fs
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
movl _cpuid, %eax
|
||||
popl %fs
|
||||
ss
|
||||
@ -384,9 +384,9 @@ _Xcpucheckstate:
|
||||
pushl %fs
|
||||
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -431,10 +431,10 @@ _Xcpucheckstate:
|
||||
_Xcpuast:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl _cpuid, %eax
|
||||
lock /* checkstate_need_ast &= ~(1<<id) */
|
||||
@ -491,10 +491,10 @@ _Xcpuast:
|
||||
_Xforward_irq:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -594,9 +594,9 @@ _Xcpustop:
|
||||
pushl %fs
|
||||
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
movl $0, lapic_eoi /* End Of Interrupt to APIC */
|
||||
|
||||
@ -629,7 +629,7 @@ _Xcpustop:
|
||||
jz 2f
|
||||
movl $0, CNAME(cpustop_restartfunc) /* One-shot */
|
||||
|
||||
call %eax
|
||||
call *%eax
|
||||
2:
|
||||
popl %fs
|
||||
popl %ds /* restore previous data segment */
|
||||
@ -704,10 +704,10 @@ MCOUNT_LABEL(eintr)
|
||||
_Xrendezvous:
|
||||
PUSH_FRAME
|
||||
movl $KDSEL, %eax
|
||||
movl %ax, %ds /* use KERNEL data segment */
|
||||
movl %ax, %es
|
||||
mov %ax, %ds /* use KERNEL data segment */
|
||||
mov %ax, %es
|
||||
movl $KPSEL, %eax
|
||||
movl %ax, %fs
|
||||
mov %ax, %fs
|
||||
|
||||
call _smp_rendezvous_action
|
||||
|
||||
|
||||
@ -54,8 +54,8 @@ IDTVEC(vec_name) ; \
|
||||
pushl %edx ; \
|
||||
pushl %ds ; \
|
||||
MAYBE_PUSHL_ES ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%ds ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%ds ; \
|
||||
MAYBE_MOVW_AX_ES ; \
|
||||
FAKE_MCOUNT((4+ACTUALLY_PUSHED)*4(%esp)) ; \
|
||||
pushl _intr_unit + (irq_num) * 4 ; \
|
||||
@ -95,9 +95,9 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ecx ; /* ... actually %ds ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
movl (3+8+0)*4(%esp),%ecx ; /* ... %ecx from thin frame ... */ \
|
||||
movl %ecx,(3+6)*4(%esp) ; /* ... to fat frame ... */ \
|
||||
movl (3+8+1)*4(%esp),%eax ; /* ... cpl from thin frame */ \
|
||||
@ -116,10 +116,10 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ds ; /* save our data and extra segments ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; /* ... and reload with kernel's own ... */ \
|
||||
movl %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; /* ... and reload with kernel's own ... */ \
|
||||
mov %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
maybe_extra_ipending ; \
|
||||
movb _imen + IRQ_BYTE(irq_num),%al ; \
|
||||
orb $IRQ_BIT(irq_num),%al ; \
|
||||
|
||||
@ -54,8 +54,8 @@ IDTVEC(vec_name) ; \
|
||||
pushl %edx ; \
|
||||
pushl %ds ; \
|
||||
MAYBE_PUSHL_ES ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%ds ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%ds ; \
|
||||
MAYBE_MOVW_AX_ES ; \
|
||||
FAKE_MCOUNT((4+ACTUALLY_PUSHED)*4(%esp)) ; \
|
||||
pushl _intr_unit + (irq_num) * 4 ; \
|
||||
@ -95,9 +95,9 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ecx ; /* ... actually %ds ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
movl (3+8+0)*4(%esp),%ecx ; /* ... %ecx from thin frame ... */ \
|
||||
movl %ecx,(3+6)*4(%esp) ; /* ... to fat frame ... */ \
|
||||
movl (3+8+1)*4(%esp),%eax ; /* ... cpl from thin frame */ \
|
||||
@ -116,10 +116,10 @@ IDTVEC(vec_name) ; \
|
||||
pushl %ds ; /* save our data and extra segments ... */ \
|
||||
pushl %es ; \
|
||||
pushl %fs ; \
|
||||
movl $KDSEL,%eax ; /* ... and reload with kernel's own ... */ \
|
||||
movl %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
movl %ax,%es ; \
|
||||
movl %ax,%fs ; \
|
||||
mov $KDSEL,%ax ; /* ... and reload with kernel's own ... */ \
|
||||
mov %ax,%ds ; /* ... early for obsolete reasons */ \
|
||||
mov %ax,%es ; \
|
||||
mov %ax,%fs ; \
|
||||
maybe_extra_ipending ; \
|
||||
movb _imen + IRQ_BYTE(irq_num),%al ; \
|
||||
orb $IRQ_BIT(irq_num),%al ; \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user