xnu-4570.71.2.tar.gz

[apple/xnu.git] / osfmk / i386 / trap_native.c

diff --git a/osfmk/i386/trap_native.c b/osfmk/i386/trap_native.c
index 8c5ea335080f52b661429892b52f50df97279b3f..23bda004ea63a9c2e4a01355fefb982e122ed295 100644 (file)
--- a/osfmk/i386/trap_native.c
+++ b/osfmk/i386/trap_native.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009 Apple Inc. All rights reserved.
+ * Copyright (c) 2009-2012 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
@@ -119,79 +119,6 @@ panic_idt64(x86_saved_state_t *rsp)
 }
 #endif
 
-#ifdef __i386__
-static void
-panic_32(__unused int code, __unused int pc, __unused const char *msg, boolean_t do_mca_dump, boolean_t do_bt)
-{
-       struct i386_tss *my_ktss = current_ktss();
-
-       /* Set postcode (DEBUG only) */
-       postcode(pc);
-
-       /*
-        * Issue an I/O port read if one has been requested - this is an
-        * event logic analyzers can use as a trigger point.
-        */
-       panic_io_port_read();
-
-       /*
-        * Break kprintf lock in case of recursion,
-        * and record originally faulted instruction address.
-        */
-       kprintf_break_lock();
-
-       if (do_mca_dump) {
-#if CONFIG_MCA
-               /*
-                * Dump the contents of the machine check MSRs (if any).
-                */
-               mca_dump();
-#endif
-       }
-
-#if MACH_KDP
-       /*
-        * Print backtrace leading to first fault:
-        */
-       if (do_bt)
-               panic_i386_backtrace((void *) my_ktss->ebp, 10, NULL, FALSE, NULL);
-#endif
-
-       panic("%s at 0x%08x, code:0x%x, "
-             "registers:\n"
-             "CR0: 0x%08x, CR2: 0x%08x, CR3: 0x%08x, CR4: 0x%08x\n"
-             "EAX: 0x%08x, EBX: 0x%08x, ECX: 0x%08x, EDX: 0x%08x\n"
-             "ESP: 0x%08x, EBP: 0x%08x, ESI: 0x%08x, EDI: 0x%08x\n"
-             "EFL: 0x%08x, EIP: 0x%08x%s\n",
-                 msg,
-             my_ktss->eip, code,
-             (uint32_t)get_cr0(), (uint32_t)get_cr2(), (uint32_t)get_cr3(), (uint32_t)get_cr4(),
-             my_ktss->eax, my_ktss->ebx, my_ktss->ecx, my_ktss->edx,
-             my_ktss->esp, my_ktss->ebp, my_ktss->esi, my_ktss->edi,
-             my_ktss->eflags, my_ktss->eip, virtualized ? " VMM" : "");
-}
-
-/*
- * Called from locore on a special reserved stack after a double-fault
- * is taken in kernel space.
- * Kernel stack overflow is one route here.
- */
-void
-panic_double_fault32(int code)
-{
-       (void)OSCompareAndSwap((UInt32) -1, (UInt32) cpu_number(), (volatile UInt32 *)&panic_double_fault_cpu);
-       panic_32(code, PANIC_DOUBLE_FAULT, "Double fault", FALSE, TRUE);
-}
-
-/*
- * Called from locore on a special reserved stack after a machine-check
- */
-void 
-panic_machine_check32(int code)
-{
-       panic_32(code, PANIC_MACHINE_CHECK, "Machine-check", TRUE, FALSE);
-}
-#endif /* __i386__ */
 
 void
 panic_64(x86_saved_state_t *sp, __unused int pc, __unused const char *msg, boolean_t do_mca_dump)
@@ -221,45 +148,6 @@ panic_64(x86_saved_state_t *sp, __unused int pc, __unused const char *msg, boole
 #endif
        }
 
-#ifdef __i386__
-       /*
-        * Dump the interrupt stack frame at last kernel entry.
-        */
-       if (is_saved_state64(sp)) {
-               x86_saved_state64_t     *ss64p = saved_state64(sp);
-               panic("%s trapno:0x%x, err:0x%qx, "
-                     "registers:\n"
-                     "CR0: 0x%08x, CR2: 0x%08x, CR3: 0x%08x, CR4: 0x%08x\n"
-                     "RAX: 0x%016qx, RBX: 0x%016qx, RCX: 0x%016qx, RDX: 0x%016qx\n"
-                     "RSP: 0x%016qx, RBP: 0x%016qx, RSI: 0x%016qx, RDI: 0x%016qx\n"
-                     "R8:  0x%016qx, R9:  0x%016qx, R10: 0x%016qx, R11: 0x%016qx\n"
-                     "R12: 0x%016qx, R13: 0x%016qx, R14: 0x%016qx, R15: 0x%016qx\n"
-                     "RFL: 0x%016qx, RIP: 0x%016qx, CR2: 0x%016qx%s\n",
-                         msg,
-                     ss64p->isf.trapno, ss64p->isf.err,
-                     (uint32_t)get_cr0(), (uint32_t)get_cr2(), (uint32_t)get_cr3(), (uint32_t)get_cr4(),
-                     ss64p->rax, ss64p->rbx, ss64p->rcx, ss64p->rdx,
-                     ss64p->isf.rsp, ss64p->rbp, ss64p->rsi, ss64p->rdi,
-                     ss64p->r8, ss64p->r9, ss64p->r10, ss64p->r11,
-                     ss64p->r12, ss64p->r13, ss64p->r14, ss64p->r15,
-                     ss64p->isf.rflags, ss64p->isf.rip, ss64p->cr2,
-                         virtualized ? " VMM" : "");
-       } else {
-               x86_saved_state32_t     *ss32p = saved_state32(sp);
-               panic("%s at 0x%08x, trapno:0x%x, err:0x%x,"
-                     "registers:\n"
-                     "CR0: 0x%08x, CR2: 0x%08x, CR3: 0x%08x, CR4: 0x%08x\n"
-                     "EAX: 0x%08x, EBX: 0x%08x, ECX: 0x%08x, EDX: 0x%08x\n"
-                     "ESP: 0x%08x, EBP: 0x%08x, ESI: 0x%08x, EDI: 0x%08x\n"
-                     "EFL: 0x%08x, EIP: 0x%08x%s\n",
-                     msg,
-                         ss32p->eip, ss32p->trapno, ss32p->err,
-                     (uint32_t)get_cr0(), (uint32_t)get_cr2(), (uint32_t)get_cr3(), (uint32_t)get_cr4(),
-                     ss32p->eax, ss32p->ebx, ss32p->ecx, ss32p->edx,
-                     ss32p->uesp, ss32p->ebp, ss32p->esi, ss32p->edi,
-                     ss32p->efl, ss32p->eip, virtualized ? " VMM" : "");
-       }
-#else
        x86_saved_state64_t *regs = saved_state64(sp);
        panic("%s at 0x%016llx, registers:\n"
              "CR0: 0x%016lx, CR2: 0x%016lx, CR3: 0x%016lx, CR4: 0x%016lx\n"
@@ -278,7 +166,6 @@ panic_64(x86_saved_state_t *sp, __unused int pc, __unused const char *msg, boole
              regs->r12, regs->r13, regs->r14, regs->r15,
              regs->isf.rflags, regs->isf.rip, regs->isf.cs & 0xFFFF,  regs->isf.ss & 0xFFFF,
              regs->isf.err, virtualized ? " VMM" : "");
-#endif
 }
 
 void