X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fsvm_handler.c;h=1854c537e70bd53432216388536477421a79a632;hb=81361b1fc66eb2ca2e1eb80d3c3b98c6accde9d0;hp=2c6034ceed542defbfecb7614661758a8005570a;hpb=3e5e5a12e64630d7a37ed32b8d7e2d993c79f7e0;p=palacios.git diff --git a/palacios/src/palacios/svm_handler.c b/palacios/src/palacios/svm_handler.c index 2c6034c..1854c53 100644 --- a/palacios/src/palacios/svm_handler.c +++ b/palacios/src/palacios/svm_handler.c @@ -34,15 +34,22 @@ #include #include +#ifndef V3_CONFIG_DEBUG_SVM +#undef PrintDebug +#define PrintDebug(fmt, args...) +#endif -#ifdef CONFIG_TELEMETRY +#ifdef V3_CONFIG_TELEMETRY #include #endif +#ifdef V3_CONFIG_EXT_SW_INTERRUPTS +#include +#endif int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_info1, addr_t exit_info2) { -#ifdef CONFIG_TELEMETRY +#ifdef V3_CONFIG_TELEMETRY if (info->vm_info->enable_telemetry) { v3_telemetry_start_exit(info); } @@ -109,7 +116,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i break; case VMEXIT_CR0_WRITE: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR0 Write\n"); #endif if (v3_handle_cr0_write(info) == -1) { @@ -117,7 +124,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } break; case VMEXIT_CR0_READ: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR0 Read\n"); #endif if (v3_handle_cr0_read(info) == -1) { @@ -125,7 +132,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } break; case VMEXIT_CR3_WRITE: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR3 Write\n"); #endif if (v3_handle_cr3_write(info) == -1) { @@ -134,7 +141,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i break; case VMEXIT_CR3_READ: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR3 Read\n"); #endif if (v3_handle_cr3_read(info) == -1) { @@ -142,7 +149,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } break; case VMEXIT_CR4_WRITE: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR4 Write\n"); #endif if (v3_handle_cr4_write(info) == -1) { @@ -150,7 +157,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } break; case VMEXIT_CR4_READ: -#ifdef CONFIG_DEBUG_CTRL_REGS +#ifdef V3_CONFIG_DEBUG_CTRL_REGS PrintDebug("CR4 Read\n"); #endif if (v3_handle_cr4_read(info) == -1) { @@ -160,7 +167,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i case VMEXIT_EXCP14: { addr_t fault_addr = exit_info2; pf_error_t * error_code = (pf_error_t *)&(exit_info1); -#ifdef CONFIG_DEBUG_SHADOW_PAGING +#ifdef V3_CONFIG_DEBUG_SHADOW_PAGING PrintDebug("PageFault at %p (error=%d)\n", (void *)fault_addr, *(uint_t *)error_code); #endif @@ -190,7 +197,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } case VMEXIT_INVLPG: if (info->shdw_pg_mode == SHADOW_PAGING) { -#ifdef CONFIG_DEBUG_SHADOW_PAGING +#ifdef V3_CONFIG_DEBUG_SHADOW_PAGING PrintDebug("Invlpg\n"); #endif if (v3_handle_shadow_invlpg(info) == -1) { @@ -212,7 +219,10 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i return -1; } - break; + break; + case VMEXIT_NMI: + // handled by interrupt dispatcher + break; case VMEXIT_INTR: // handled by interrupt dispatch earlier break; @@ -220,7 +230,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i // handle_svm_smi(info); // ignored for now break; case VMEXIT_HLT: -#ifdef CONFIG_DEBUG_HALT +#ifdef V3_CONFIG_DEBUG_HALT PrintDebug("Guest halted\n"); #endif if (v3_handle_halt(info) == -1) { @@ -234,16 +244,50 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } break; case VMEXIT_WBINVD: -#ifdef CONFIG_DEBUG_EMULATOR +#ifdef V3_CONFIG_DEBUG_EMULATOR PrintDebug("WBINVD\n"); #endif if (v3_handle_svm_wbinvd(info) == -1) { return -1; } break; - + case VMEXIT_RDTSC: +#ifdef V3_CONFIG_DEBUG_TIME + PrintDebug("RDTSC/RDTSCP\n"); +#endif + if (v3_handle_rdtsc(info) == -1) { + PrintError("Error Handling RDTSC instruction\n"); + return -1; + } + break; + case VMEXIT_RDTSCP: +#ifdef V3_CONFIG_DEBUG_TIME + PrintDebug("RDTSCP\n"); +#endif + if (v3_handle_rdtscp(info) == -1) { + PrintError("Error Handling RDTSCP instruction\n"); + return -1; + } + break; + case VMEXIT_SHUTDOWN: + PrintDebug("Guest-initiated shutdown\n"); + + info->vm_info->run_state = VM_STOPPED; + // Force exit on other cores + break; +#ifdef V3_CONFIG_EXT_SW_INTERRUPTS + case VMEXIT_SWINT: +#ifdef V3_CONFIG_DEBUG_EXT_SW_INTERRUPTS + PrintDebug("Intercepted a software interrupt\n"); +#endif + if (v3_handle_swintr(info) == -1) { + PrintError("Error handling software interrupt\n"); + return -1; + } + break; +#endif /* Exits Following this line are NOT HANDLED */ @@ -253,7 +297,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i addr_t rip_addr; - PrintDebug("Unhandled SVM Exit: %s\n", vmexit_code_to_str(exit_code)); + PrintError("Unhandled SVM Exit: %s\n", vmexit_code_to_str(exit_code)); rip_addr = get_addr_linear(info, info->rip, &(info->segments.cs)); @@ -281,7 +325,7 @@ int v3_handle_svm_exit(struct guest_info * info, addr_t exit_code, addr_t exit_i } // END OF SWITCH (EXIT_CODE) -#ifdef CONFIG_TELEMETRY +#ifdef V3_CONFIG_TELEMETRY if (info->vm_info->enable_telemetry) { v3_telemetry_end_exit(info, exit_code); }