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| version 1.6, 2004/01/26 15:23:55 | version 1.7, 2004/01/27 15:56:58 |
|---|---|
| Line 68 load_tr(WORD selector) | Line 68 load_tr(WORD selector) |
| EXCEPTION(NP_EXCEPTION, task_sel.idx); | EXCEPTION(NP_EXCEPTION, task_sel.idx); |
| } | } |
| #if defined(DEBUG) | #if defined(MORE_DEBUG) |
| tr_dump(task_sel.selector, task_sel.desc.u.seg.segbase, task_sel.desc.u.seg.limit); | tr_dump(task_sel.selector, task_sel.desc.u.seg.segbase, task_sel.desc.u.seg.limit); |
| #endif | #endif |
| Line 184 task_switch(selector_t* task_sel, int ty | Line 184 task_switch(selector_t* task_sel, int ty |
| break; | break; |
| } | } |
| #if defined(DEBUG) | #if defined(MORE_DEBUG) |
| { | { |
| DWORD v; | DWORD v; |
| Line 232 task_switch(selector_t* task_sel, int ty | Line 232 task_switch(selector_t* task_sel, int ty |
| iobase = 0; | iobase = 0; |
| } | } |
| #if defined(DEBUG) | #if defined(MORE_DEBUG) |
| VERBOSE(("task_switch: %dbit task", task16 ? 16 : 32)); | VERBOSE(("task_switch: %dbit task", task16 ? 16 : 32)); |
| VERBOSE(("task_switch: CR3 = 0x%08x", cr3)); | VERBOSE(("task_switch: CR3 = 0x%08x", cr3)); |
| VERBOSE(("task_switch: eip = 0x%08x", eip)); | VERBOSE(("task_switch: eip = 0x%08x", eip)); |
| Line 270 task_switch(selector_t* task_sel, int ty | Line 270 task_switch(selector_t* task_sel, int ty |
| break; | break; |
| } | } |
| /* save this task state in this task state segment ind */ | /* save this task state in this task state segment */ |
| if (!task16) { | if (!task16) { |
| cpu_lmemorywrite_d(cur_base + 28, CPU_CR3); | cpu_lmemorywrite_d(cur_base + 28, CPU_CR3); |
| cpu_lmemorywrite_d(cur_base + 32, CPU_EIP); | cpu_lmemorywrite_d(cur_base + 32, CPU_EIP); |
| Line 279 task_switch(selector_t* task_sel, int ty | Line 279 task_switch(selector_t* task_sel, int ty |
| cpu_lmemorywrite_d(cur_base + 40 + i * 4, CPU_REGS_DWORD(i)); | cpu_lmemorywrite_d(cur_base + 40 + i * 4, CPU_REGS_DWORD(i)); |
| } | } |
| for (i = 0; i < nsreg; i++) { | for (i = 0; i < nsreg; i++) { |
| cpu_lmemorywrite_d(cur_base + 72 + i * 4, CPU_REGS_SREG(i)); | cpu_lmemorywrite_w(cur_base + 72 + i * 4, CPU_REGS_SREG(i)); |
| } | } |
| cpu_lmemorywrite_w(cur_base + 96, CPU_LDTR); | cpu_lmemorywrite_w(cur_base + 96, CPU_LDTR); |
| } else { | } else { |
| Line 294 task_switch(selector_t* task_sel, int ty | Line 294 task_switch(selector_t* task_sel, int ty |
| cpu_lmemorywrite_w(cur_base + 42, CPU_LDTR); | cpu_lmemorywrite_w(cur_base + 42, CPU_LDTR); |
| } | } |
| #if defined(DEBUG) | #if defined(MORE_DEBUG) |
| { | { |
| DWORD v; | DWORD v; |
| Line 338 task_switch(selector_t* task_sel, int ty | Line 338 task_switch(selector_t* task_sel, int ty |
| break; | break; |
| case TASK_SWITCH_IRET: | case TASK_SWITCH_IRET: |
| /* Nothing to do */ | #if defined(DEBUG) |
| /* XXX: if IRET, check busy flag is active? */ | /* check busy flag is active */ |
| if (task_sel->desc.valid) { | |
| DWORD h; | |
| h = cpu_lmemoryread_d(task_sel->desc.addr + 4); | |
| if ((h & CPU_TSS_H_BUSY) == 0) { | |
| VERBOSE(("task_switch: new task is not busy")); | |
| } | |
| } | |
| #endif | |
| break; | break; |
| default: | default: |
| Line 380 task_switch(selector_t* task_sel, int ty | Line 388 task_switch(selector_t* task_sel, int ty |
| /* set new segment register */ | /* set new segment register */ |
| if (CPU_STAT_VM86) { | if (CPU_STAT_VM86) { |
| /* VM86 */ | /* VM86 */ |
| /* clear 32bit */ | |
| CPU_STATSAVE.cpu_inst_default.op_32 = | |
| CPU_STATSAVE.cpu_inst_default.as_32 = 0; | |
| CPU_STAT_SS32 = 0; | |
| CPU_STAT_CPL = task_sel->desc.dpl; | |
| for (i = 0; i < nsreg; i++) { | for (i = 0; i < nsreg; i++) { |
| CPU_STAT_SREG_INIT(i); | CPU_STAT_SREG_INIT(i); |
| load_segreg(i, sreg[i], TS_EXCEPTION); | load_segreg(i, sreg[i], TS_EXCEPTION); |