X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmm_ctrl_regs.c;h=7898eb77c44fe1e7dd50bc3a708ea691985c8855;hb=d662cc4cc19794e57b3a0126fd05d09456e22cdc;hp=5476635a90e7ebffcd983d83f57fe06853420094;hpb=bb77b4679b17df382f6ff8867149d760f977adeb;p=palacios.git diff --git a/palacios/src/palacios/vmm_ctrl_regs.c b/palacios/src/palacios/vmm_ctrl_regs.c index 5476635..7898eb7 100644 --- a/palacios/src/palacios/vmm_ctrl_regs.c +++ b/palacios/src/palacios/vmm_ctrl_regs.c @@ -322,7 +322,8 @@ int v3_handle_cr3_write(struct guest_info * info) { struct cr3_32 * guest_cr3 = (struct cr3_32 *)&(info->shdw_pg_state.guest_cr3); *guest_cr3 = *new_cr3; } - + + // If Paging is enabled in the guest then we need to change the shadow page tables if (info->mem_mode == VIRTUAL_MEM) { if (v3_activate_shadow_pt(info) == -1) { @@ -467,7 +468,7 @@ int v3_handle_cr4_write(struct guest_info * info) { (cr4->pge != new_cr4->pge) || (cr4->pae != new_cr4->pae)) { PrintDebug("Handling PSE/PGE/PAE -> TLBFlush case, flag set\n"); - flush_tlb=1; + flush_tlb = 1; } } @@ -541,24 +542,21 @@ int v3_handle_cr4_write(struct guest_info * info) { } -int v3_handle_efer_read(uint_t msr, struct v3_msr * dst, void * priv_data) { - struct guest_info * info = (struct guest_info *)(priv_data); - PrintDebug("EFER Read HI=%x LO=%x\n", info->shdw_pg_state.guest_efer.hi, info->shdw_pg_state.guest_efer.lo); +int v3_handle_efer_read(struct guest_info * core, uint_t msr, struct v3_msr * dst, void * priv_data) { + PrintDebug("EFER Read HI=%x LO=%x\n", core->shdw_pg_state.guest_efer.hi, core->shdw_pg_state.guest_efer.lo); - dst->value = info->shdw_pg_state.guest_efer.value; + dst->value = core->shdw_pg_state.guest_efer.value; - info->rip += 2; // WRMSR/RDMSR are two byte operands return 0; } // TODO: this is a disaster we need to clean this up... -int v3_handle_efer_write(uint_t msr, struct v3_msr src, void * priv_data) { - struct guest_info * info = (struct guest_info *)(priv_data); +int v3_handle_efer_write(struct guest_info * core, uint_t msr, struct v3_msr src, void * priv_data) { //struct efer_64 * new_efer = (struct efer_64 *)&(src.value); - struct efer_64 * shadow_efer = (struct efer_64 *)&(info->ctrl_regs.efer); - struct v3_msr * guest_efer = &(info->shdw_pg_state.guest_efer); + struct efer_64 * shadow_efer = (struct efer_64 *)&(core->ctrl_regs.efer); + struct v3_msr * guest_efer = &(core->shdw_pg_state.guest_efer); PrintDebug("EFER Write\n"); PrintDebug("EFER Write Values: HI=%x LO=%x\n", src.hi, src.lo); @@ -571,7 +569,5 @@ int v3_handle_efer_write(uint_t msr, struct v3_msr src, void * priv_data) { // Enable/Disable Syscall shadow_efer->sce = src.value & 0x1; - info->rip += 2; // WRMSR/RDMSR are two byte operands - return 0; }