Revision 3a6fa678 target-alpha/helper.c
| b/target-alpha/helper.c | ||
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} |
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#if defined(CONFIG_USER_ONLY) |
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int cpu_alpha_handle_mmu_fault (CPUState *env, target_ulong address, int rw, |
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int mmu_idx, int is_softmmu) |
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{
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env->trap_arg0 = address; |
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return 1; |
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} |
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void do_interrupt (CPUState *env) |
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{
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env->exception_index = -1; |
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} |
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#else |
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target_phys_addr_t cpu_get_phys_page_debug (CPUState *env, target_ulong addr) |
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{
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return -1; |
| ... | ... | |
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{
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return 0; |
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} |
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#endif /* USER_ONLY */ |
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void do_interrupt (CPUState *env) |
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{
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abort(); |
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int i = env->exception_index; |
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if (qemu_loglevel_mask(CPU_LOG_INT)) {
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static int count; |
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const char *name = "<unknown>"; |
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switch (i) {
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case EXCP_RESET: |
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name = "reset"; |
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break; |
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case EXCP_MCHK: |
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name = "mchk"; |
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break; |
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case EXCP_SMP_INTERRUPT: |
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name = "smp_interrupt"; |
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break; |
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case EXCP_CLK_INTERRUPT: |
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name = "clk_interrupt"; |
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break; |
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case EXCP_DEV_INTERRUPT: |
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name = "dev_interrupt"; |
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break; |
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case EXCP_MMFAULT: |
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name = "mmfault"; |
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break; |
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case EXCP_UNALIGN: |
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name = "unalign"; |
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break; |
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case EXCP_OPCDEC: |
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name = "opcdec"; |
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break; |
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case EXCP_ARITH: |
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name = "arith"; |
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break; |
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case EXCP_FEN: |
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name = "fen"; |
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break; |
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case EXCP_CALL_PAL: |
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name = "call_pal"; |
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break; |
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case EXCP_STL_C: |
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name = "stl_c"; |
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break; |
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case EXCP_STQ_C: |
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name = "stq_c"; |
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break; |
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} |
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qemu_log("INT %6d: %s(%#x) pc=%016" PRIx64 " sp=%016" PRIx64 "\n",
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++count, name, env->error_code, env->pc, env->ir[IR_SP]); |
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} |
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env->exception_index = -1; |
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#if !defined(CONFIG_USER_ONLY) |
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switch (i) {
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case EXCP_RESET: |
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i = 0x0000; |
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break; |
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case EXCP_MCHK: |
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i = 0x0080; |
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break; |
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case EXCP_SMP_INTERRUPT: |
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i = 0x0100; |
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break; |
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case EXCP_CLK_INTERRUPT: |
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i = 0x0180; |
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break; |
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case EXCP_DEV_INTERRUPT: |
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i = 0x0200; |
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break; |
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case EXCP_MMFAULT: |
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i = 0x0280; |
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break; |
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case EXCP_UNALIGN: |
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i = 0x0300; |
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break; |
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case EXCP_OPCDEC: |
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i = 0x0380; |
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break; |
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case EXCP_ARITH: |
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i = 0x0400; |
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break; |
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case EXCP_FEN: |
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i = 0x0480; |
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break; |
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case EXCP_CALL_PAL: |
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i = env->error_code; |
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/* There are 64 entry points for both privileged and unprivileged, |
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with bit 0x80 indicating unprivileged. Each entry point gets |
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64 bytes to do its job. */ |
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if (i & 0x80) {
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i = 0x2000 + (i - 0x80) * 64; |
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} else {
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i = 0x1000 + i * 64; |
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} |
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break; |
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default: |
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cpu_abort(env, "Unhandled CPU exception"); |
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} |
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/* Remember where the exception happened. Emulate real hardware in |
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that the low bit of the PC indicates PALmode. */ |
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env->exc_addr = env->pc | env->pal_mode; |
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/* Continue execution at the PALcode entry point. */ |
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env->pc = env->palbr + i; |
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/* Switch to PALmode. */ |
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env->pal_mode = 1; |
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#endif /* !USER_ONLY */ |
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} |
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#endif |
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void cpu_dump_state (CPUState *env, FILE *f, fprintf_function cpu_fprintf, |
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int flags) |
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