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version 1.20, 2005/03/12 12:32:54
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version 1.22, 2008/01/25 18:12:13
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Line 414 task_switch(selector_t *task_sel, task_s
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Line 414 task_switch(selector_t *task_sel, task_s
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| |
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| /* set new EIP, GPR */ |
/* set new EIP, GPR */ |
| CPU_PREV_EIP = CPU_EIP = eip; |
CPU_PREV_EIP = CPU_EIP = eip; |
| CPU_PREFETCH_CLEAR(); |
|
| for (i = 0; i < CPU_REG_NUM; i++) { |
for (i = 0; i < CPU_REG_NUM; i++) { |
| CPU_REGS_DWORD(i) = regs[i]; |
CPU_REGS_DWORD(i) = regs[i]; |
| } |
} |
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Line 424 task_switch(selector_t *task_sel, task_s
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Line 423 task_switch(selector_t *task_sel, task_s
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| } |
} |
| |
|
| /* set new EFLAGS */ |
/* set new EFLAGS */ |
| #if defined(IA32_DONT_USE_SET_EFLAGS_FUNCTION) |
|
| CPU_EFLAG = new_flags; |
|
| CPU_OV = CPU_FLAG & O_FLAG; |
|
| CPU_TRAP = (CPU_FLAG & (I_FLAG|T_FLAG)) == (I_FLAG|T_FLAG); |
|
| if ((old_flags ^ CPU_EFLAG) & VM_FLAG) { |
|
| if (CPU_EFLAG & VM_FLAG) { |
|
| change_vm(1); |
|
| } else { |
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| change_vm(0); |
|
| } |
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| } |
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| #else |
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| set_eflags(new_flags, I_FLAG|IOPL_FLAG|RF_FLAG|VM_FLAG|VIF_FLAG|VIP_FLAG); |
set_eflags(new_flags, I_FLAG|IOPL_FLAG|RF_FLAG|VM_FLAG|VIF_FLAG|VIP_FLAG); |
| #endif |
|
| |
|
| /* I/O deny bitmap */ |
/* I/O deny bitmap */ |
| if (!task16) { |
if (!task16) { |
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