From patchwork Sat Sep 24 18:17:21 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Blue Swirl X-Patchwork-Id: 116235 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5495EB6F77 for ; Sun, 25 Sep 2011 04:18:05 +1000 (EST) Received: from localhost ([::1]:39861 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R7WnY-0003O3-Uv for incoming@patchwork.ozlabs.org; Sat, 24 Sep 2011 14:18:00 -0400 Received: from eggs.gnu.org ([140.186.70.92]:49658) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R7WnL-0003Nm-Hb for qemu-devel@nongnu.org; Sat, 24 Sep 2011 14:17:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1R7WnG-0002so-Cc for qemu-devel@nongnu.org; Sat, 24 Sep 2011 14:17:47 -0400 Received: from mail-qy0-f173.google.com ([209.85.216.173]:46499) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1R7WnG-0002se-2a for qemu-devel@nongnu.org; Sat, 24 Sep 2011 14:17:42 -0400 Received: by qyc1 with SMTP id 1so7607625qyc.4 for ; Sat, 24 Sep 2011 11:17:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:from:date:message-id:subject:to:content-type; bh=ccXh0bb2i+JM0VNgBiZOgxf5+Ysa6ZwQtZjNfpUQHT0=; b=BFq83/tiEeBcF1m7I0Xw6d+A00aiSJu2RwrMhnykOcRxCKWox+ckzbujYCUYBUJrar rI7b+DUMbY3CrJKrlr4cPVKxR03yJHcuzjPgstmxDbf/t9/5wRi/Owdo/Y3s7mfTfPcP vSWx0fn1HIYBSEKG0+w2jLoq4IU2LhvIHR5aQ= Received: by 10.224.210.137 with SMTP id gk9mr3821828qab.209.1316888261129; Sat, 24 Sep 2011 11:17:41 -0700 (PDT) MIME-Version: 1.0 Received: by 10.224.6.129 with HTTP; Sat, 24 Sep 2011 11:17:21 -0700 (PDT) From: Blue Swirl Date: Sat, 24 Sep 2011 18:17:21 +0000 Message-ID: To: qemu-devel X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 209.85.216.173 Subject: [Qemu-devel] [PATCH 05/26] Sparc: split helper.c X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Move CPU init to cpu_init.c and interrupt handling to int_helper.c. Signed-off-by: Blue Swirl --- Makefile.target | 3 + target-sparc/cpu.h | 3 +- target-sparc/cpu_init.c | 848 +++++++++++++++++++++++++++++++++++ target-sparc/helper.c | 1082 --------------------------------------------- target-sparc/int_helper.c | 264 +++++++++++ target-sparc/op_helper.c | 1 - 6 files changed, 1117 insertions(+), 1084 deletions(-) create mode 100644 target-sparc/cpu_init.c create mode 100644 target-sparc/int_helper.c diff --git a/Makefile.target b/Makefile.target index 88d2f1f..e653611 100644 --- a/Makefile.target +++ b/Makefile.target @@ -76,6 +76,9 @@ libobj-y += cpuid.o endif libobj-$(CONFIG_NEED_MMU) += mmu.o libobj-$(TARGET_ARM) += neon_helper.o iwmmxt_helper.o +ifeq ($(TARGET_BASE_ARCH), sparc) +libobj-y += int_helper.o cpu_init.o +endif libobj-y += disas.o diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h index 19de5ba..c9ab7e4 100644 --- a/target-sparc/cpu.h +++ b/target-sparc/cpu.h @@ -485,10 +485,11 @@ typedef struct CPUSPARCState { } CPUSPARCState; #ifndef NO_CPU_IO_DEFS -/* helper.c */ +/* cpu_init.c */ CPUSPARCState *cpu_sparc_init(const char *cpu_model); void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu); void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf); +/* helper.c */ int cpu_sparc_handle_mmu_fault(CPUSPARCState *env1, target_ulong address, int rw, int mmu_idx); #define cpu_handle_mmu_fault cpu_sparc_handle_mmu_fault diff --git a/target-sparc/cpu_init.c b/target-sparc/cpu_init.c new file mode 100644 index 0000000..08b72a9 --- /dev/null +++ b/target-sparc/cpu_init.c @@ -0,0 +1,848 @@ +/* + * Sparc CPU init helpers + * + * Copyright (c) 2003-2005 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#include "cpu.h" + +//#define DEBUG_FEATURES + +static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model); + +void cpu_reset(CPUSPARCState *env) +{ + if (qemu_loglevel_mask(CPU_LOG_RESET)) { + qemu_log("CPU Reset (CPU %d)\n", env->cpu_index); + log_cpu_state(env, 0); + } + + tlb_flush(env, 1); + env->cwp = 0; +#ifndef TARGET_SPARC64 + env->wim = 1; +#endif + env->regwptr = env->regbase + (env->cwp * 16); + CC_OP = CC_OP_FLAGS; +#if defined(CONFIG_USER_ONLY) +#ifdef TARGET_SPARC64 + env->cleanwin = env->nwindows - 2; + env->cansave = env->nwindows - 2; + env->pstate = PS_RMO | PS_PEF | PS_IE; + env->asi = 0x82; /* Primary no-fault */ +#endif +#else +#if !defined(TARGET_SPARC64) + env->psret = 0; + env->psrs = 1; + env->psrps = 1; +#endif +#ifdef TARGET_SPARC64 + env->pstate = PS_PRIV|PS_RED|PS_PEF|PS_AG; + env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0; + env->tl = env->maxtl; + cpu_tsptr(env)->tt = TT_POWER_ON_RESET; + env->lsu = 0; +#else + env->mmuregs[0] &= ~(MMU_E | MMU_NF); + env->mmuregs[0] |= env->def->mmu_bm; +#endif + env->pc = 0; + env->npc = env->pc + 4; +#endif + env->cache_control = 0; +} + +static int cpu_sparc_register(CPUSPARCState *env, const char *cpu_model) +{ + sparc_def_t def1, *def = &def1; + + if (cpu_sparc_find_by_name(def, cpu_model) < 0) { + return -1; + } + + env->def = g_malloc0(sizeof(*def)); + memcpy(env->def, def, sizeof(*def)); +#if defined(CONFIG_USER_ONLY) + if ((env->def->features & CPU_FEATURE_FLOAT)) { + env->def->features |= CPU_FEATURE_FLOAT128; + } +#endif + env->cpu_model_str = cpu_model; + env->version = def->iu_version; + env->fsr = def->fpu_version; + env->nwindows = def->nwindows; +#if !defined(TARGET_SPARC64) + env->mmuregs[0] |= def->mmu_version; + cpu_sparc_set_id(env, 0); + env->mxccregs[7] |= def->mxcc_version; +#else + env->mmu_version = def->mmu_version; + env->maxtl = def->maxtl; + env->version |= def->maxtl << 8; + env->version |= def->nwindows - 1; +#endif + return 0; +} + +static void cpu_sparc_close(CPUSPARCState *env) +{ + free(env->def); + free(env); +} + +CPUSPARCState *cpu_sparc_init(const char *cpu_model) +{ + CPUSPARCState *env; + + env = g_malloc0(sizeof(CPUSPARCState)); + cpu_exec_init(env); + + gen_intermediate_code_init(env); + + if (cpu_sparc_register(env, cpu_model) < 0) { + cpu_sparc_close(env); + return NULL; + } + qemu_init_vcpu(env); + + return env; +} + +void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu) +{ +#if !defined(TARGET_SPARC64) + env->mxccregs[7] = ((cpu + 8) & 0xf) << 24; +#endif +} + +static const sparc_def_t sparc_defs[] = { +#ifdef TARGET_SPARC64 + { + .name = "Fujitsu Sparc64", + .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 4, + .maxtl = 4, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Fujitsu Sparc64 III", + .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 5, + .maxtl = 4, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Fujitsu Sparc64 IV", + .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Fujitsu Sparc64 V", + .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI UltraSparc I", + .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI UltraSparc II", + .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI UltraSparc IIi", + .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI UltraSparc IIe", + .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc III", + .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc III Cu", + .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_3, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc IIIi", + .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc IV", + .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_4, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc IV+", + .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT, + }, + { + .name = "Sun UltraSparc IIIi+", + .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_3, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Sun UltraSparc T1", + /* defined in sparc_ifu_fdp.v and ctu.h */ + .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_sun4v, + .nwindows = 8, + .maxtl = 6, + .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT + | CPU_FEATURE_GL, + }, + { + .name = "Sun UltraSparc T2", + /* defined in tlu_asi_ctl.v and n2_revid_cust.v */ + .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_sun4v, + .nwindows = 8, + .maxtl = 6, + .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT + | CPU_FEATURE_GL, + }, + { + .name = "NEC UltraSparc I", + .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)), + .fpu_version = 0x00000000, + .mmu_version = mmu_us_12, + .nwindows = 8, + .maxtl = 5, + .features = CPU_DEFAULT_FEATURES, + }, +#else + { + .name = "Fujitsu MB86900", + .iu_version = 0x00 << 24, /* Impl 0, ver 0 */ + .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ + .mmu_version = 0x00 << 24, /* Impl 0, ver 0 */ + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 7, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_FSMULD, + }, + { + .name = "Fujitsu MB86904", + .iu_version = 0x04 << 24, /* Impl 0, ver 4 */ + .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ + .mmu_version = 0x04 << 24, /* Impl 0, ver 4 */ + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x00ffffc0, + .mmu_cxr_mask = 0x000000ff, + .mmu_sfsr_mask = 0x00016fff, + .mmu_trcr_mask = 0x00ffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Fujitsu MB86907", + .iu_version = 0x05 << 24, /* Impl 0, ver 5 */ + .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ + .mmu_version = 0x05 << 24, /* Impl 0, ver 5 */ + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x000000ff, + .mmu_sfsr_mask = 0x00016fff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "LSI L64811", + .iu_version = 0x10 << 24, /* Impl 1, ver 0 */ + .fpu_version = 1 << 17, /* FPU version 1 (LSI L64814) */ + .mmu_version = 0x10 << 24, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | + CPU_FEATURE_FSMULD, + }, + { + .name = "Cypress CY7C601", + .iu_version = 0x11 << 24, /* Impl 1, ver 1 */ + .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */ + .mmu_version = 0x10 << 24, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | + CPU_FEATURE_FSMULD, + }, + { + .name = "Cypress CY7C611", + .iu_version = 0x13 << 24, /* Impl 1, ver 3 */ + .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */ + .mmu_version = 0x10 << 24, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | + CPU_FEATURE_FSMULD, + }, + { + .name = "TI MicroSparc I", + .iu_version = 0x41000000, + .fpu_version = 4 << 17, + .mmu_version = 0x41000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0x00016fff, + .mmu_trcr_mask = 0x0000003f, + .nwindows = 7, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL | + CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | + CPU_FEATURE_FMUL, + }, + { + .name = "TI MicroSparc II", + .iu_version = 0x42000000, + .fpu_version = 4 << 17, + .mmu_version = 0x02000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x00ffffc0, + .mmu_cxr_mask = 0x000000ff, + .mmu_sfsr_mask = 0x00016fff, + .mmu_trcr_mask = 0x00ffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI MicroSparc IIep", + .iu_version = 0x42000000, + .fpu_version = 4 << 17, + .mmu_version = 0x04000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x00ffffc0, + .mmu_cxr_mask = 0x000000ff, + .mmu_sfsr_mask = 0x00016bff, + .mmu_trcr_mask = 0x00ffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc 40", /* STP1020NPGA */ + .iu_version = 0x41000000, /* SuperSPARC 2.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x00000800, /* SuperSPARC 2.x, no MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc 50", /* STP1020PGA */ + .iu_version = 0x40000000, /* SuperSPARC 3.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc 51", + .iu_version = 0x40000000, /* SuperSPARC 3.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .mxcc_version = 0x00000104, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc 60", /* STP1020APGA */ + .iu_version = 0x40000000, /* SuperSPARC 3.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc 61", + .iu_version = 0x44000000, /* SuperSPARC 3.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .mxcc_version = 0x00000104, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "TI SuperSparc II", + .iu_version = 0x40000000, /* SuperSPARC II 1.x */ + .fpu_version = 0 << 17, + .mmu_version = 0x08000000, /* SuperSPARC II 1.x, MXCC */ + .mmu_bm = 0x00002000, + .mmu_ctpr_mask = 0xffffffc0, + .mmu_cxr_mask = 0x0000ffff, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .mxcc_version = 0x00000104, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Ross RT625", + .iu_version = 0x1e000000, + .fpu_version = 1 << 17, + .mmu_version = 0x1e000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "Ross RT620", + .iu_version = 0x1f000000, + .fpu_version = 1 << 17, + .mmu_version = 0x1f000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "BIT B5010", + .iu_version = 0x20000000, + .fpu_version = 0 << 17, /* B5010/B5110/B5120/B5210 */ + .mmu_version = 0x20000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | + CPU_FEATURE_FSMULD, + }, + { + .name = "Matsushita MN10501", + .iu_version = 0x50000000, + .fpu_version = 0 << 17, + .mmu_version = 0x50000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_FEATURE_FLOAT | CPU_FEATURE_MUL | CPU_FEATURE_FSQRT | + CPU_FEATURE_FSMULD, + }, + { + .name = "Weitek W8601", + .iu_version = 0x90 << 24, /* Impl 9, ver 0 */ + .fpu_version = 3 << 17, /* FPU version 3 (Weitek WTL3170/2) */ + .mmu_version = 0x10 << 24, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES, + }, + { + .name = "LEON2", + .iu_version = 0xf2000000, + .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ + .mmu_version = 0xf2000000, + .mmu_bm = 0x00004000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN, + }, + { + .name = "LEON3", + .iu_version = 0xf3000000, + .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ + .mmu_version = 0xf3000000, + .mmu_bm = 0x00000000, + .mmu_ctpr_mask = 0x007ffff0, + .mmu_cxr_mask = 0x0000003f, + .mmu_sfsr_mask = 0xffffffff, + .mmu_trcr_mask = 0xffffffff, + .nwindows = 8, + .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN | + CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL, + }, +#endif +}; + +static const char * const feature_name[] = { + "float", + "float128", + "swap", + "mul", + "div", + "flush", + "fsqrt", + "fmul", + "vis1", + "vis2", + "fsmuld", + "hypv", + "cmt", + "gl", +}; + +static void print_features(FILE *f, fprintf_function cpu_fprintf, + uint32_t features, const char *prefix) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(feature_name); i++) { + if (feature_name[i] && (features & (1 << i))) { + if (prefix) { + (*cpu_fprintf)(f, "%s", prefix); + } + (*cpu_fprintf)(f, "%s ", feature_name[i]); + } + } +} + +static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(feature_name); i++) { + if (feature_name[i] && !strcmp(flagname, feature_name[i])) { + *features |= 1 << i; + return; + } + } + fprintf(stderr, "CPU feature %s not found\n", flagname); +} + +static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model) +{ + unsigned int i; + const sparc_def_t *def = NULL; + char *s = strdup(cpu_model); + char *featurestr, *name = strtok(s, ","); + uint32_t plus_features = 0; + uint32_t minus_features = 0; + uint64_t iu_version; + uint32_t fpu_version, mmu_version, nwindows; + + for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) { + if (strcasecmp(name, sparc_defs[i].name) == 0) { + def = &sparc_defs[i]; + } + } + if (!def) { + goto error; + } + memcpy(cpu_def, def, sizeof(*def)); + + featurestr = strtok(NULL, ","); + while (featurestr) { + char *val; + + if (featurestr[0] == '+') { + add_flagname_to_bitmaps(featurestr + 1, &plus_features); + } else if (featurestr[0] == '-') { + add_flagname_to_bitmaps(featurestr + 1, &minus_features); + } else if ((val = strchr(featurestr, '='))) { + *val = 0; val++; + if (!strcmp(featurestr, "iu_version")) { + char *err; + + iu_version = strtoll(val, &err, 0); + if (!*val || *err) { + fprintf(stderr, "bad numerical value %s\n", val); + goto error; + } + cpu_def->iu_version = iu_version; +#ifdef DEBUG_FEATURES + fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version); +#endif + } else if (!strcmp(featurestr, "fpu_version")) { + char *err; + + fpu_version = strtol(val, &err, 0); + if (!*val || *err) { + fprintf(stderr, "bad numerical value %s\n", val); + goto error; + } + cpu_def->fpu_version = fpu_version; +#ifdef DEBUG_FEATURES + fprintf(stderr, "fpu_version %x\n", fpu_version); +#endif + } else if (!strcmp(featurestr, "mmu_version")) { + char *err; + + mmu_version = strtol(val, &err, 0); + if (!*val || *err) { + fprintf(stderr, "bad numerical value %s\n", val); + goto error; + } + cpu_def->mmu_version = mmu_version; +#ifdef DEBUG_FEATURES + fprintf(stderr, "mmu_version %x\n", mmu_version); +#endif + } else if (!strcmp(featurestr, "nwindows")) { + char *err; + + nwindows = strtol(val, &err, 0); + if (!*val || *err || nwindows > MAX_NWINDOWS || + nwindows < MIN_NWINDOWS) { + fprintf(stderr, "bad numerical value %s\n", val); + goto error; + } + cpu_def->nwindows = nwindows; +#ifdef DEBUG_FEATURES + fprintf(stderr, "nwindows %d\n", nwindows); +#endif + } else { + fprintf(stderr, "unrecognized feature %s\n", featurestr); + goto error; + } + } else { + fprintf(stderr, "feature string `%s' not in format " + "(+feature|-feature|feature=xyz)\n", featurestr); + goto error; + } + featurestr = strtok(NULL, ","); + } + cpu_def->features |= plus_features; + cpu_def->features &= ~minus_features; +#ifdef DEBUG_FEATURES + print_features(stderr, fprintf, cpu_def->features, NULL); +#endif + free(s); + return 0; + + error: + free(s); + return -1; +} + +void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) { + (*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx + " FPU %08x MMU %08x NWINS %d ", + sparc_defs[i].name, + sparc_defs[i].iu_version, + sparc_defs[i].fpu_version, + sparc_defs[i].mmu_version, + sparc_defs[i].nwindows); + print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES & + ~sparc_defs[i].features, "-"); + print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES & + sparc_defs[i].features, "+"); + (*cpu_fprintf)(f, "\n"); + } + (*cpu_fprintf)(f, "Default CPU feature flags (use '-' to remove): "); + print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES, NULL); + (*cpu_fprintf)(f, "\n"); + (*cpu_fprintf)(f, "Available CPU feature flags (use '+' to add): "); + print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES, NULL); + (*cpu_fprintf)(f, "\n"); + (*cpu_fprintf)(f, "Numerical features (use '=' to set): iu_version " + "fpu_version mmu_version nwindows\n"); +} + +static void cpu_print_cc(FILE *f, fprintf_function cpu_fprintf, + uint32_t cc) +{ + cpu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-', + cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-', + cc & PSR_CARRY ? 'C' : '-'); +} + +#ifdef TARGET_SPARC64 +#define REGS_PER_LINE 4 +#else +#define REGS_PER_LINE 8 +#endif + +void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf, + int flags) +{ + int i, x; + + cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc, + env->npc); + cpu_fprintf(f, "General Registers:\n"); + + for (i = 0; i < 8; i++) { + if (i % REGS_PER_LINE == 0) { + cpu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1); + } + cpu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]); + if (i % REGS_PER_LINE == REGS_PER_LINE - 1) { + cpu_fprintf(f, "\n"); + } + } + cpu_fprintf(f, "\nCurrent Register Window:\n"); + for (x = 0; x < 3; x++) { + for (i = 0; i < 8; i++) { + if (i % REGS_PER_LINE == 0) { + cpu_fprintf(f, "%%%c%d-%d: ", + x == 0 ? 'o' : (x == 1 ? 'l' : 'i'), + i, i + REGS_PER_LINE - 1); + } + cpu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]); + if (i % REGS_PER_LINE == REGS_PER_LINE - 1) { + cpu_fprintf(f, "\n"); + } + } + } + cpu_fprintf(f, "\nFloating Point Registers:\n"); + for (i = 0; i < TARGET_FPREGS; i++) { + if ((i & 3) == 0) { + cpu_fprintf(f, "%%f%02d:", i); + } + cpu_fprintf(f, " %016f", *(float *)&env->fpr[i]); + if ((i & 3) == 3) { + cpu_fprintf(f, "\n"); + } + } +#ifdef TARGET_SPARC64 + cpu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate, + (unsigned)cpu_get_ccr(env)); + cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << PSR_CARRY_SHIFT); + cpu_fprintf(f, " xcc: "); + cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4)); + cpu_fprintf(f, ") asi: %02x tl: %d pil: %x\n", env->asi, env->tl, + env->psrpil); + cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d " + "cleanwin: %d cwp: %d\n", + env->cansave, env->canrestore, env->otherwin, env->wstate, + env->cleanwin, env->nwindows - 1 - env->cwp); + cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: " + TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs); +#else + cpu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env)); + cpu_print_cc(f, cpu_fprintf, cpu_get_psr(env)); + cpu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-', + env->psrps ? 'P' : '-', env->psret ? 'E' : '-', + env->wim); + cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n", + env->fsr, env->y); +#endif +} diff --git a/target-sparc/helper.c b/target-sparc/helper.c index 955d180..1866f63 100644 --- a/target-sparc/helper.c +++ b/target-sparc/helper.c @@ -16,17 +16,10 @@ * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see . */ -#include -#include -#include -#include -#include #include "cpu.h" -#include "qemu-common.h" //#define DEBUG_MMU -//#define DEBUG_FEATURES #ifdef DEBUG_MMU #define DPRINTF_MMU(fmt, ...) \ @@ -35,8 +28,6 @@ #define DPRINTF_MMU(fmt, ...) do {} while (0) #endif -static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model); - /* Sparc MMU emulation */ #if defined(CONFIG_USER_ONLY) @@ -358,8 +349,6 @@ void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUState *env) } } -#if !defined(CONFIG_USER_ONLY) - /* Gdb expects all registers windows to be flushed in ram. This function handles * reads (and only reads) in stack frames as if windows were flushed. We assume * that the sparc ABI is followed. @@ -440,8 +429,6 @@ int target_memory_rw_debug(CPUState *env, target_ulong addr, return cpu_memory_rw_debug(env, addr, buf, len, is_write); } -#endif /* !defined(CONFIG_USER_ONLY) */ - #else /* !TARGET_SPARC64 */ // 41 bit physical address space @@ -839,10 +826,7 @@ void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUState *env) } #endif /* TARGET_SPARC64 */ -#endif /* !CONFIG_USER_ONLY */ - -#if !defined(CONFIG_USER_ONLY) static int cpu_sparc_get_phys_page(CPUState *env, target_phys_addr_t *phys, target_ulong addr, int rw, int mmu_idx) { @@ -882,1069 +866,3 @@ target_phys_addr_t cpu_get_phys_page_debug(CPUState *env, target_ulong addr) return phys_addr; } #endif - -#ifdef TARGET_SPARC64 -#ifdef DEBUG_PCALL -static const char * const excp_names[0x80] = { - [TT_TFAULT] = "Instruction Access Fault", - [TT_TMISS] = "Instruction Access MMU Miss", - [TT_CODE_ACCESS] = "Instruction Access Error", - [TT_ILL_INSN] = "Illegal Instruction", - [TT_PRIV_INSN] = "Privileged Instruction", - [TT_NFPU_INSN] = "FPU Disabled", - [TT_FP_EXCP] = "FPU Exception", - [TT_TOVF] = "Tag Overflow", - [TT_CLRWIN] = "Clean Windows", - [TT_DIV_ZERO] = "Division By Zero", - [TT_DFAULT] = "Data Access Fault", - [TT_DMISS] = "Data Access MMU Miss", - [TT_DATA_ACCESS] = "Data Access Error", - [TT_DPROT] = "Data Protection Error", - [TT_UNALIGNED] = "Unaligned Memory Access", - [TT_PRIV_ACT] = "Privileged Action", - [TT_EXTINT | 0x1] = "External Interrupt 1", - [TT_EXTINT | 0x2] = "External Interrupt 2", - [TT_EXTINT | 0x3] = "External Interrupt 3", - [TT_EXTINT | 0x4] = "External Interrupt 4", - [TT_EXTINT | 0x5] = "External Interrupt 5", - [TT_EXTINT | 0x6] = "External Interrupt 6", - [TT_EXTINT | 0x7] = "External Interrupt 7", - [TT_EXTINT | 0x8] = "External Interrupt 8", - [TT_EXTINT | 0x9] = "External Interrupt 9", - [TT_EXTINT | 0xa] = "External Interrupt 10", - [TT_EXTINT | 0xb] = "External Interrupt 11", - [TT_EXTINT | 0xc] = "External Interrupt 12", - [TT_EXTINT | 0xd] = "External Interrupt 13", - [TT_EXTINT | 0xe] = "External Interrupt 14", - [TT_EXTINT | 0xf] = "External Interrupt 15", -}; -#endif - -void do_interrupt(CPUState *env) -{ - int intno = env->exception_index; - trap_state *tsptr; - -#ifdef DEBUG_PCALL - if (qemu_loglevel_mask(CPU_LOG_INT)) { - static int count; - const char *name; - - if (intno < 0 || intno >= 0x180) { - name = "Unknown"; - } else if (intno >= 0x100) { - name = "Trap Instruction"; - } else if (intno >= 0xc0) { - name = "Window Fill"; - } else if (intno >= 0x80) { - name = "Window Spill"; - } else { - name = excp_names[intno]; - if (!name) { - name = "Unknown"; - } - } - - qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64 - " SP=%016" PRIx64 "\n", - count, name, intno, - env->pc, - env->npc, env->regwptr[6]); - log_cpu_state(env, 0); -#if 0 - { - int i; - uint8_t *ptr; - - qemu_log(" code="); - ptr = (uint8_t *)env->pc; - for (i = 0; i < 16; i++) { - qemu_log(" %02x", ldub(ptr + i)); - } - qemu_log("\n"); - } -#endif - count++; - } -#endif -#if !defined(CONFIG_USER_ONLY) - if (env->tl >= env->maxtl) { - cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d)," - " Error state", env->exception_index, env->tl, env->maxtl); - return; - } -#endif - if (env->tl < env->maxtl - 1) { - env->tl++; - } else { - env->pstate |= PS_RED; - if (env->tl < env->maxtl) { - env->tl++; - } - } - tsptr = cpu_tsptr(env); - - tsptr->tstate = (cpu_get_ccr(env) << 32) | - ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) | - cpu_get_cwp64(env); - tsptr->tpc = env->pc; - tsptr->tnpc = env->npc; - tsptr->tt = intno; - - switch (intno) { - case TT_IVEC: - cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_IG); - break; - case TT_TFAULT: - case TT_DFAULT: - case TT_TMISS ... TT_TMISS + 3: - case TT_DMISS ... TT_DMISS + 3: - case TT_DPROT ... TT_DPROT + 3: - cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_MG); - break; - default: - cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_AG); - break; - } - - if (intno == TT_CLRWIN) { - cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1)); - } else if ((intno & 0x1c0) == TT_SPILL) { - cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2)); - } else if ((intno & 0x1c0) == TT_FILL) { - cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1)); - } - env->tbr &= ~0x7fffULL; - env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); - env->pc = env->tbr; - env->npc = env->pc + 4; - env->exception_index = -1; -} -#else -#ifdef DEBUG_PCALL -static const char * const excp_names[0x80] = { - [TT_TFAULT] = "Instruction Access Fault", - [TT_ILL_INSN] = "Illegal Instruction", - [TT_PRIV_INSN] = "Privileged Instruction", - [TT_NFPU_INSN] = "FPU Disabled", - [TT_WIN_OVF] = "Window Overflow", - [TT_WIN_UNF] = "Window Underflow", - [TT_UNALIGNED] = "Unaligned Memory Access", - [TT_FP_EXCP] = "FPU Exception", - [TT_DFAULT] = "Data Access Fault", - [TT_TOVF] = "Tag Overflow", - [TT_EXTINT | 0x1] = "External Interrupt 1", - [TT_EXTINT | 0x2] = "External Interrupt 2", - [TT_EXTINT | 0x3] = "External Interrupt 3", - [TT_EXTINT | 0x4] = "External Interrupt 4", - [TT_EXTINT | 0x5] = "External Interrupt 5", - [TT_EXTINT | 0x6] = "External Interrupt 6", - [TT_EXTINT | 0x7] = "External Interrupt 7", - [TT_EXTINT | 0x8] = "External Interrupt 8", - [TT_EXTINT | 0x9] = "External Interrupt 9", - [TT_EXTINT | 0xa] = "External Interrupt 10", - [TT_EXTINT | 0xb] = "External Interrupt 11", - [TT_EXTINT | 0xc] = "External Interrupt 12", - [TT_EXTINT | 0xd] = "External Interrupt 13", - [TT_EXTINT | 0xe] = "External Interrupt 14", - [TT_EXTINT | 0xf] = "External Interrupt 15", - [TT_TOVF] = "Tag Overflow", - [TT_CODE_ACCESS] = "Instruction Access Error", - [TT_DATA_ACCESS] = "Data Access Error", - [TT_DIV_ZERO] = "Division By Zero", - [TT_NCP_INSN] = "Coprocessor Disabled", -}; -#endif - -void do_interrupt(CPUState *env) -{ - int cwp, intno = env->exception_index; - -#ifdef DEBUG_PCALL - if (qemu_loglevel_mask(CPU_LOG_INT)) { - static int count; - const char *name; - - if (intno < 0 || intno >= 0x100) { - name = "Unknown"; - } else if (intno >= 0x80) { - name = "Trap Instruction"; - } else { - name = excp_names[intno]; - if (!name) { - name = "Unknown"; - } - } - - qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n", - count, name, intno, - env->pc, - env->npc, env->regwptr[6]); - log_cpu_state(env, 0); -#if 0 - { - int i; - uint8_t *ptr; - - qemu_log(" code="); - ptr = (uint8_t *)env->pc; - for (i = 0; i < 16; i++) { - qemu_log(" %02x", ldub(ptr + i)); - } - qemu_log("\n"); - } -#endif - count++; - } -#endif -#if !defined(CONFIG_USER_ONLY) - if (env->psret == 0) { - cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", - env->exception_index); - return; - } -#endif - env->psret = 0; - cwp = cpu_cwp_dec(env, env->cwp - 1); - cpu_set_cwp(env, cwp); - env->regwptr[9] = env->pc; - env->regwptr[10] = env->npc; - env->psrps = env->psrs; - env->psrs = 1; - env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); - env->pc = env->tbr; - env->npc = env->pc + 4; - env->exception_index = -1; - -#if !defined(CONFIG_USER_ONLY) - /* IRQ acknowledgment */ - if ((intno & ~15) == TT_EXTINT && env->qemu_irq_ack != NULL) { - env->qemu_irq_ack(env->irq_manager, intno); - } -#endif -} -#endif - -void cpu_reset(CPUSPARCState *env) -{ - if (qemu_loglevel_mask(CPU_LOG_RESET)) { - qemu_log("CPU Reset (CPU %d)\n", env->cpu_index); - log_cpu_state(env, 0); - } - - tlb_flush(env, 1); - env->cwp = 0; -#ifndef TARGET_SPARC64 - env->wim = 1; -#endif - env->regwptr = env->regbase + (env->cwp * 16); - CC_OP = CC_OP_FLAGS; -#if defined(CONFIG_USER_ONLY) -#ifdef TARGET_SPARC64 - env->cleanwin = env->nwindows - 2; - env->cansave = env->nwindows - 2; - env->pstate = PS_RMO | PS_PEF | PS_IE; - env->asi = 0x82; /* Primary no-fault */ -#endif -#else -#if !defined(TARGET_SPARC64) - env->psret = 0; - env->psrs = 1; - env->psrps = 1; -#endif -#ifdef TARGET_SPARC64 - env->pstate = PS_PRIV|PS_RED|PS_PEF|PS_AG; - env->hpstate = cpu_has_hypervisor(env) ? HS_PRIV : 0; - env->tl = env->maxtl; - cpu_tsptr(env)->tt = TT_POWER_ON_RESET; - env->lsu = 0; -#else - env->mmuregs[0] &= ~(MMU_E | MMU_NF); - env->mmuregs[0] |= env->def->mmu_bm; -#endif - env->pc = 0; - env->npc = env->pc + 4; -#endif - env->cache_control = 0; -} - -static int cpu_sparc_register(CPUSPARCState *env, const char *cpu_model) -{ - sparc_def_t def1, *def = &def1; - - if (cpu_sparc_find_by_name(def, cpu_model) < 0) { - return -1; - } - - env->def = g_malloc0(sizeof(*def)); - memcpy(env->def, def, sizeof(*def)); -#if defined(CONFIG_USER_ONLY) - if ((env->def->features & CPU_FEATURE_FLOAT)) { - env->def->features |= CPU_FEATURE_FLOAT128; - } -#endif - env->cpu_model_str = cpu_model; - env->version = def->iu_version; - env->fsr = def->fpu_version; - env->nwindows = def->nwindows; -#if !defined(TARGET_SPARC64) - env->mmuregs[0] |= def->mmu_version; - cpu_sparc_set_id(env, 0); - env->mxccregs[7] |= def->mxcc_version; -#else - env->mmu_version = def->mmu_version; - env->maxtl = def->maxtl; - env->version |= def->maxtl << 8; - env->version |= def->nwindows - 1; -#endif - return 0; -} - -static void cpu_sparc_close(CPUSPARCState *env) -{ - free(env->def); - free(env); -} - -CPUSPARCState *cpu_sparc_init(const char *cpu_model) -{ - CPUSPARCState *env; - - env = g_malloc0(sizeof(CPUSPARCState)); - cpu_exec_init(env); - - gen_intermediate_code_init(env); - - if (cpu_sparc_register(env, cpu_model) < 0) { - cpu_sparc_close(env); - return NULL; - } - qemu_init_vcpu(env); - - return env; -} - -void cpu_sparc_set_id(CPUSPARCState *env, unsigned int cpu) -{ -#if !defined(TARGET_SPARC64) - env->mxccregs[7] = ((cpu + 8) & 0xf) << 24; -#endif -} - -static const sparc_def_t sparc_defs[] = { -#ifdef TARGET_SPARC64 - { - .name = "Fujitsu Sparc64", - .iu_version = ((0x04ULL << 48) | (0x02ULL << 32) | (0ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 4, - .maxtl = 4, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Fujitsu Sparc64 III", - .iu_version = ((0x04ULL << 48) | (0x03ULL << 32) | (0ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 5, - .maxtl = 4, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Fujitsu Sparc64 IV", - .iu_version = ((0x04ULL << 48) | (0x04ULL << 32) | (0ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Fujitsu Sparc64 V", - .iu_version = ((0x04ULL << 48) | (0x05ULL << 32) | (0x51ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI UltraSparc I", - .iu_version = ((0x17ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI UltraSparc II", - .iu_version = ((0x17ULL << 48) | (0x11ULL << 32) | (0x20ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI UltraSparc IIi", - .iu_version = ((0x17ULL << 48) | (0x12ULL << 32) | (0x91ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI UltraSparc IIe", - .iu_version = ((0x17ULL << 48) | (0x13ULL << 32) | (0x14ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc III", - .iu_version = ((0x3eULL << 48) | (0x14ULL << 32) | (0x34ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc III Cu", - .iu_version = ((0x3eULL << 48) | (0x15ULL << 32) | (0x41ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_3, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc IIIi", - .iu_version = ((0x3eULL << 48) | (0x16ULL << 32) | (0x34ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc IV", - .iu_version = ((0x3eULL << 48) | (0x18ULL << 32) | (0x31ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_4, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc IV+", - .iu_version = ((0x3eULL << 48) | (0x19ULL << 32) | (0x22ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_CMT, - }, - { - .name = "Sun UltraSparc IIIi+", - .iu_version = ((0x3eULL << 48) | (0x22ULL << 32) | (0ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_3, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Sun UltraSparc T1", - /* defined in sparc_ifu_fdp.v and ctu.h */ - .iu_version = ((0x3eULL << 48) | (0x23ULL << 32) | (0x02ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_sun4v, - .nwindows = 8, - .maxtl = 6, - .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT - | CPU_FEATURE_GL, - }, - { - .name = "Sun UltraSparc T2", - /* defined in tlu_asi_ctl.v and n2_revid_cust.v */ - .iu_version = ((0x3eULL << 48) | (0x24ULL << 32) | (0x02ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_sun4v, - .nwindows = 8, - .maxtl = 6, - .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_HYPV | CPU_FEATURE_CMT - | CPU_FEATURE_GL, - }, - { - .name = "NEC UltraSparc I", - .iu_version = ((0x22ULL << 48) | (0x10ULL << 32) | (0x40ULL << 24)), - .fpu_version = 0x00000000, - .mmu_version = mmu_us_12, - .nwindows = 8, - .maxtl = 5, - .features = CPU_DEFAULT_FEATURES, - }, -#else - { - .name = "Fujitsu MB86900", - .iu_version = 0x00 << 24, /* Impl 0, ver 0 */ - .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ - .mmu_version = 0x00 << 24, /* Impl 0, ver 0 */ - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 7, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_FSMULD, - }, - { - .name = "Fujitsu MB86904", - .iu_version = 0x04 << 24, /* Impl 0, ver 4 */ - .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ - .mmu_version = 0x04 << 24, /* Impl 0, ver 4 */ - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x00ffffc0, - .mmu_cxr_mask = 0x000000ff, - .mmu_sfsr_mask = 0x00016fff, - .mmu_trcr_mask = 0x00ffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Fujitsu MB86907", - .iu_version = 0x05 << 24, /* Impl 0, ver 5 */ - .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ - .mmu_version = 0x05 << 24, /* Impl 0, ver 5 */ - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x000000ff, - .mmu_sfsr_mask = 0x00016fff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "LSI L64811", - .iu_version = 0x10 << 24, /* Impl 1, ver 0 */ - .fpu_version = 1 << 17, /* FPU version 1 (LSI L64814) */ - .mmu_version = 0x10 << 24, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | - CPU_FEATURE_FSMULD, - }, - { - .name = "Cypress CY7C601", - .iu_version = 0x11 << 24, /* Impl 1, ver 1 */ - .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */ - .mmu_version = 0x10 << 24, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | - CPU_FEATURE_FSMULD, - }, - { - .name = "Cypress CY7C611", - .iu_version = 0x13 << 24, /* Impl 1, ver 3 */ - .fpu_version = 3 << 17, /* FPU version 3 (Cypress CY7C602) */ - .mmu_version = 0x10 << 24, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | - CPU_FEATURE_FSMULD, - }, - { - .name = "TI MicroSparc I", - .iu_version = 0x41000000, - .fpu_version = 4 << 17, - .mmu_version = 0x41000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0x00016fff, - .mmu_trcr_mask = 0x0000003f, - .nwindows = 7, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_MUL | - CPU_FEATURE_DIV | CPU_FEATURE_FLUSH | CPU_FEATURE_FSQRT | - CPU_FEATURE_FMUL, - }, - { - .name = "TI MicroSparc II", - .iu_version = 0x42000000, - .fpu_version = 4 << 17, - .mmu_version = 0x02000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x00ffffc0, - .mmu_cxr_mask = 0x000000ff, - .mmu_sfsr_mask = 0x00016fff, - .mmu_trcr_mask = 0x00ffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI MicroSparc IIep", - .iu_version = 0x42000000, - .fpu_version = 4 << 17, - .mmu_version = 0x04000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x00ffffc0, - .mmu_cxr_mask = 0x000000ff, - .mmu_sfsr_mask = 0x00016bff, - .mmu_trcr_mask = 0x00ffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc 40", /* STP1020NPGA */ - .iu_version = 0x41000000, /* SuperSPARC 2.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x00000800, /* SuperSPARC 2.x, no MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc 50", /* STP1020PGA */ - .iu_version = 0x40000000, /* SuperSPARC 3.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc 51", - .iu_version = 0x40000000, /* SuperSPARC 3.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .mxcc_version = 0x00000104, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc 60", /* STP1020APGA */ - .iu_version = 0x40000000, /* SuperSPARC 3.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x01000800, /* SuperSPARC 3.x, no MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc 61", - .iu_version = 0x44000000, /* SuperSPARC 3.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x01000000, /* SuperSPARC 3.x, MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .mxcc_version = 0x00000104, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "TI SuperSparc II", - .iu_version = 0x40000000, /* SuperSPARC II 1.x */ - .fpu_version = 0 << 17, - .mmu_version = 0x08000000, /* SuperSPARC II 1.x, MXCC */ - .mmu_bm = 0x00002000, - .mmu_ctpr_mask = 0xffffffc0, - .mmu_cxr_mask = 0x0000ffff, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .mxcc_version = 0x00000104, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Ross RT625", - .iu_version = 0x1e000000, - .fpu_version = 1 << 17, - .mmu_version = 0x1e000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "Ross RT620", - .iu_version = 0x1f000000, - .fpu_version = 1 << 17, - .mmu_version = 0x1f000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "BIT B5010", - .iu_version = 0x20000000, - .fpu_version = 0 << 17, /* B5010/B5110/B5120/B5210 */ - .mmu_version = 0x20000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_SWAP | CPU_FEATURE_FSQRT | - CPU_FEATURE_FSMULD, - }, - { - .name = "Matsushita MN10501", - .iu_version = 0x50000000, - .fpu_version = 0 << 17, - .mmu_version = 0x50000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_FEATURE_FLOAT | CPU_FEATURE_MUL | CPU_FEATURE_FSQRT | - CPU_FEATURE_FSMULD, - }, - { - .name = "Weitek W8601", - .iu_version = 0x90 << 24, /* Impl 9, ver 0 */ - .fpu_version = 3 << 17, /* FPU version 3 (Weitek WTL3170/2) */ - .mmu_version = 0x10 << 24, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES, - }, - { - .name = "LEON2", - .iu_version = 0xf2000000, - .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ - .mmu_version = 0xf2000000, - .mmu_bm = 0x00004000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN, - }, - { - .name = "LEON3", - .iu_version = 0xf3000000, - .fpu_version = 4 << 17, /* FPU version 4 (Meiko) */ - .mmu_version = 0xf3000000, - .mmu_bm = 0x00000000, - .mmu_ctpr_mask = 0x007ffff0, - .mmu_cxr_mask = 0x0000003f, - .mmu_sfsr_mask = 0xffffffff, - .mmu_trcr_mask = 0xffffffff, - .nwindows = 8, - .features = CPU_DEFAULT_FEATURES | CPU_FEATURE_TA0_SHUTDOWN | - CPU_FEATURE_ASR17 | CPU_FEATURE_CACHE_CTRL, - }, -#endif -}; - -static const char * const feature_name[] = { - "float", - "float128", - "swap", - "mul", - "div", - "flush", - "fsqrt", - "fmul", - "vis1", - "vis2", - "fsmuld", - "hypv", - "cmt", - "gl", -}; - -static void print_features(FILE *f, fprintf_function cpu_fprintf, - uint32_t features, const char *prefix) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(feature_name); i++) { - if (feature_name[i] && (features & (1 << i))) { - if (prefix) { - (*cpu_fprintf)(f, "%s", prefix); - } - (*cpu_fprintf)(f, "%s ", feature_name[i]); - } - } -} - -static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(feature_name); i++) { - if (feature_name[i] && !strcmp(flagname, feature_name[i])) { - *features |= 1 << i; - return; - } - } - fprintf(stderr, "CPU feature %s not found\n", flagname); -} - -static int cpu_sparc_find_by_name(sparc_def_t *cpu_def, const char *cpu_model) -{ - unsigned int i; - const sparc_def_t *def = NULL; - char *s = strdup(cpu_model); - char *featurestr, *name = strtok(s, ","); - uint32_t plus_features = 0; - uint32_t minus_features = 0; - uint64_t iu_version; - uint32_t fpu_version, mmu_version, nwindows; - - for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) { - if (strcasecmp(name, sparc_defs[i].name) == 0) { - def = &sparc_defs[i]; - } - } - if (!def) { - goto error; - } - memcpy(cpu_def, def, sizeof(*def)); - - featurestr = strtok(NULL, ","); - while (featurestr) { - char *val; - - if (featurestr[0] == '+') { - add_flagname_to_bitmaps(featurestr + 1, &plus_features); - } else if (featurestr[0] == '-') { - add_flagname_to_bitmaps(featurestr + 1, &minus_features); - } else if ((val = strchr(featurestr, '='))) { - *val = 0; val++; - if (!strcmp(featurestr, "iu_version")) { - char *err; - - iu_version = strtoll(val, &err, 0); - if (!*val || *err) { - fprintf(stderr, "bad numerical value %s\n", val); - goto error; - } - cpu_def->iu_version = iu_version; -#ifdef DEBUG_FEATURES - fprintf(stderr, "iu_version %" PRIx64 "\n", iu_version); -#endif - } else if (!strcmp(featurestr, "fpu_version")) { - char *err; - - fpu_version = strtol(val, &err, 0); - if (!*val || *err) { - fprintf(stderr, "bad numerical value %s\n", val); - goto error; - } - cpu_def->fpu_version = fpu_version; -#ifdef DEBUG_FEATURES - fprintf(stderr, "fpu_version %x\n", fpu_version); -#endif - } else if (!strcmp(featurestr, "mmu_version")) { - char *err; - - mmu_version = strtol(val, &err, 0); - if (!*val || *err) { - fprintf(stderr, "bad numerical value %s\n", val); - goto error; - } - cpu_def->mmu_version = mmu_version; -#ifdef DEBUG_FEATURES - fprintf(stderr, "mmu_version %x\n", mmu_version); -#endif - } else if (!strcmp(featurestr, "nwindows")) { - char *err; - - nwindows = strtol(val, &err, 0); - if (!*val || *err || nwindows > MAX_NWINDOWS || - nwindows < MIN_NWINDOWS) { - fprintf(stderr, "bad numerical value %s\n", val); - goto error; - } - cpu_def->nwindows = nwindows; -#ifdef DEBUG_FEATURES - fprintf(stderr, "nwindows %d\n", nwindows); -#endif - } else { - fprintf(stderr, "unrecognized feature %s\n", featurestr); - goto error; - } - } else { - fprintf(stderr, "feature string `%s' not in format " - "(+feature|-feature|feature=xyz)\n", featurestr); - goto error; - } - featurestr = strtok(NULL, ","); - } - cpu_def->features |= plus_features; - cpu_def->features &= ~minus_features; -#ifdef DEBUG_FEATURES - print_features(stderr, fprintf, cpu_def->features, NULL); -#endif - free(s); - return 0; - - error: - free(s); - return -1; -} - -void sparc_cpu_list(FILE *f, fprintf_function cpu_fprintf) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(sparc_defs); i++) { - (*cpu_fprintf)(f, "Sparc %16s IU " TARGET_FMT_lx - " FPU %08x MMU %08x NWINS %d ", - sparc_defs[i].name, - sparc_defs[i].iu_version, - sparc_defs[i].fpu_version, - sparc_defs[i].mmu_version, - sparc_defs[i].nwindows); - print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES & - ~sparc_defs[i].features, "-"); - print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES & - sparc_defs[i].features, "+"); - (*cpu_fprintf)(f, "\n"); - } - (*cpu_fprintf)(f, "Default CPU feature flags (use '-' to remove): "); - print_features(f, cpu_fprintf, CPU_DEFAULT_FEATURES, NULL); - (*cpu_fprintf)(f, "\n"); - (*cpu_fprintf)(f, "Available CPU feature flags (use '+' to add): "); - print_features(f, cpu_fprintf, ~CPU_DEFAULT_FEATURES, NULL); - (*cpu_fprintf)(f, "\n"); - (*cpu_fprintf)(f, "Numerical features (use '=' to set): iu_version " - "fpu_version mmu_version nwindows\n"); -} - -static void cpu_print_cc(FILE *f, fprintf_function cpu_fprintf, - uint32_t cc) -{ - cpu_fprintf(f, "%c%c%c%c", cc & PSR_NEG ? 'N' : '-', - cc & PSR_ZERO ? 'Z' : '-', cc & PSR_OVF ? 'V' : '-', - cc & PSR_CARRY ? 'C' : '-'); -} - -#ifdef TARGET_SPARC64 -#define REGS_PER_LINE 4 -#else -#define REGS_PER_LINE 8 -#endif - -void cpu_dump_state(CPUState *env, FILE *f, fprintf_function cpu_fprintf, - int flags) -{ - int i, x; - - cpu_fprintf(f, "pc: " TARGET_FMT_lx " npc: " TARGET_FMT_lx "\n", env->pc, - env->npc); - cpu_fprintf(f, "General Registers:\n"); - - for (i = 0; i < 8; i++) { - if (i % REGS_PER_LINE == 0) { - cpu_fprintf(f, "%%g%d-%d:", i, i + REGS_PER_LINE - 1); - } - cpu_fprintf(f, " " TARGET_FMT_lx, env->gregs[i]); - if (i % REGS_PER_LINE == REGS_PER_LINE - 1) { - cpu_fprintf(f, "\n"); - } - } - cpu_fprintf(f, "\nCurrent Register Window:\n"); - for (x = 0; x < 3; x++) { - for (i = 0; i < 8; i++) { - if (i % REGS_PER_LINE == 0) { - cpu_fprintf(f, "%%%c%d-%d: ", - x == 0 ? 'o' : (x == 1 ? 'l' : 'i'), - i, i + REGS_PER_LINE - 1); - } - cpu_fprintf(f, TARGET_FMT_lx " ", env->regwptr[i + x * 8]); - if (i % REGS_PER_LINE == REGS_PER_LINE - 1) { - cpu_fprintf(f, "\n"); - } - } - } - cpu_fprintf(f, "\nFloating Point Registers:\n"); - for (i = 0; i < TARGET_FPREGS; i++) { - if ((i & 3) == 0) { - cpu_fprintf(f, "%%f%02d:", i); - } - cpu_fprintf(f, " %016f", *(float *)&env->fpr[i]); - if ((i & 3) == 3) { - cpu_fprintf(f, "\n"); - } - } -#ifdef TARGET_SPARC64 - cpu_fprintf(f, "pstate: %08x ccr: %02x (icc: ", env->pstate, - (unsigned)cpu_get_ccr(env)); - cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << PSR_CARRY_SHIFT); - cpu_fprintf(f, " xcc: "); - cpu_print_cc(f, cpu_fprintf, cpu_get_ccr(env) << (PSR_CARRY_SHIFT - 4)); - cpu_fprintf(f, ") asi: %02x tl: %d pil: %x\n", env->asi, env->tl, - env->psrpil); - cpu_fprintf(f, "cansave: %d canrestore: %d otherwin: %d wstate: %d " - "cleanwin: %d cwp: %d\n", - env->cansave, env->canrestore, env->otherwin, env->wstate, - env->cleanwin, env->nwindows - 1 - env->cwp); - cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx " fprs: " - TARGET_FMT_lx "\n", env->fsr, env->y, env->fprs); -#else - cpu_fprintf(f, "psr: %08x (icc: ", cpu_get_psr(env)); - cpu_print_cc(f, cpu_fprintf, cpu_get_psr(env)); - cpu_fprintf(f, " SPE: %c%c%c) wim: %08x\n", env->psrs ? 'S' : '-', - env->psrps ? 'P' : '-', env->psret ? 'E' : '-', - env->wim); - cpu_fprintf(f, "fsr: " TARGET_FMT_lx " y: " TARGET_FMT_lx "\n", - env->fsr, env->y); -#endif -} diff --git a/target-sparc/int_helper.c b/target-sparc/int_helper.c new file mode 100644 index 0000000..31dc192 --- /dev/null +++ b/target-sparc/int_helper.c @@ -0,0 +1,264 @@ +/* + * Sparc interrupt helpers + * + * Copyright (c) 2003-2005 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#include "cpu.h" + +//#define DEBUG_PCALL + +#ifdef TARGET_SPARC64 +#ifdef DEBUG_PCALL +static const char * const excp_names[0x80] = { + [TT_TFAULT] = "Instruction Access Fault", + [TT_TMISS] = "Instruction Access MMU Miss", + [TT_CODE_ACCESS] = "Instruction Access Error", + [TT_ILL_INSN] = "Illegal Instruction", + [TT_PRIV_INSN] = "Privileged Instruction", + [TT_NFPU_INSN] = "FPU Disabled", + [TT_FP_EXCP] = "FPU Exception", + [TT_TOVF] = "Tag Overflow", + [TT_CLRWIN] = "Clean Windows", + [TT_DIV_ZERO] = "Division By Zero", + [TT_DFAULT] = "Data Access Fault", + [TT_DMISS] = "Data Access MMU Miss", + [TT_DATA_ACCESS] = "Data Access Error", + [TT_DPROT] = "Data Protection Error", + [TT_UNALIGNED] = "Unaligned Memory Access", + [TT_PRIV_ACT] = "Privileged Action", + [TT_EXTINT | 0x1] = "External Interrupt 1", + [TT_EXTINT | 0x2] = "External Interrupt 2", + [TT_EXTINT | 0x3] = "External Interrupt 3", + [TT_EXTINT | 0x4] = "External Interrupt 4", + [TT_EXTINT | 0x5] = "External Interrupt 5", + [TT_EXTINT | 0x6] = "External Interrupt 6", + [TT_EXTINT | 0x7] = "External Interrupt 7", + [TT_EXTINT | 0x8] = "External Interrupt 8", + [TT_EXTINT | 0x9] = "External Interrupt 9", + [TT_EXTINT | 0xa] = "External Interrupt 10", + [TT_EXTINT | 0xb] = "External Interrupt 11", + [TT_EXTINT | 0xc] = "External Interrupt 12", + [TT_EXTINT | 0xd] = "External Interrupt 13", + [TT_EXTINT | 0xe] = "External Interrupt 14", + [TT_EXTINT | 0xf] = "External Interrupt 15", +}; +#endif + +void do_interrupt(CPUState *env) +{ + int intno = env->exception_index; + trap_state *tsptr; + +#ifdef DEBUG_PCALL + if (qemu_loglevel_mask(CPU_LOG_INT)) { + static int count; + const char *name; + + if (intno < 0 || intno >= 0x180) { + name = "Unknown"; + } else if (intno >= 0x100) { + name = "Trap Instruction"; + } else if (intno >= 0xc0) { + name = "Window Fill"; + } else if (intno >= 0x80) { + name = "Window Spill"; + } else { + name = excp_names[intno]; + if (!name) { + name = "Unknown"; + } + } + + qemu_log("%6d: %s (v=%04x) pc=%016" PRIx64 " npc=%016" PRIx64 + " SP=%016" PRIx64 "\n", + count, name, intno, + env->pc, + env->npc, env->regwptr[6]); + log_cpu_state(env, 0); +#if 0 + { + int i; + uint8_t *ptr; + + qemu_log(" code="); + ptr = (uint8_t *)env->pc; + for (i = 0; i < 16; i++) { + qemu_log(" %02x", ldub(ptr + i)); + } + qemu_log("\n"); + } +#endif + count++; + } +#endif +#if !defined(CONFIG_USER_ONLY) + if (env->tl >= env->maxtl) { + cpu_abort(env, "Trap 0x%04x while trap level (%d) >= MAXTL (%d)," + " Error state", env->exception_index, env->tl, env->maxtl); + return; + } +#endif + if (env->tl < env->maxtl - 1) { + env->tl++; + } else { + env->pstate |= PS_RED; + if (env->tl < env->maxtl) { + env->tl++; + } + } + tsptr = cpu_tsptr(env); + + tsptr->tstate = (cpu_get_ccr(env) << 32) | + ((env->asi & 0xff) << 24) | ((env->pstate & 0xf3f) << 8) | + cpu_get_cwp64(env); + tsptr->tpc = env->pc; + tsptr->tnpc = env->npc; + tsptr->tt = intno; + + switch (intno) { + case TT_IVEC: + cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_IG); + break; + case TT_TFAULT: + case TT_DFAULT: + case TT_TMISS ... TT_TMISS + 3: + case TT_DMISS ... TT_DMISS + 3: + case TT_DPROT ... TT_DPROT + 3: + cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_MG); + break; + default: + cpu_change_pstate(env, PS_PEF | PS_PRIV | PS_AG); + break; + } + + if (intno == TT_CLRWIN) { + cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - 1)); + } else if ((intno & 0x1c0) == TT_SPILL) { + cpu_set_cwp(env, cpu_cwp_dec(env, env->cwp - env->cansave - 2)); + } else if ((intno & 0x1c0) == TT_FILL) { + cpu_set_cwp(env, cpu_cwp_inc(env, env->cwp + 1)); + } + env->tbr &= ~0x7fffULL; + env->tbr |= ((env->tl > 1) ? 1 << 14 : 0) | (intno << 5); + env->pc = env->tbr; + env->npc = env->pc + 4; + env->exception_index = -1; +} +#else +#ifdef DEBUG_PCALL +static const char * const excp_names[0x80] = { + [TT_TFAULT] = "Instruction Access Fault", + [TT_ILL_INSN] = "Illegal Instruction", + [TT_PRIV_INSN] = "Privileged Instruction", + [TT_NFPU_INSN] = "FPU Disabled", + [TT_WIN_OVF] = "Window Overflow", + [TT_WIN_UNF] = "Window Underflow", + [TT_UNALIGNED] = "Unaligned Memory Access", + [TT_FP_EXCP] = "FPU Exception", + [TT_DFAULT] = "Data Access Fault", + [TT_TOVF] = "Tag Overflow", + [TT_EXTINT | 0x1] = "External Interrupt 1", + [TT_EXTINT | 0x2] = "External Interrupt 2", + [TT_EXTINT | 0x3] = "External Interrupt 3", + [TT_EXTINT | 0x4] = "External Interrupt 4", + [TT_EXTINT | 0x5] = "External Interrupt 5", + [TT_EXTINT | 0x6] = "External Interrupt 6", + [TT_EXTINT | 0x7] = "External Interrupt 7", + [TT_EXTINT | 0x8] = "External Interrupt 8", + [TT_EXTINT | 0x9] = "External Interrupt 9", + [TT_EXTINT | 0xa] = "External Interrupt 10", + [TT_EXTINT | 0xb] = "External Interrupt 11", + [TT_EXTINT | 0xc] = "External Interrupt 12", + [TT_EXTINT | 0xd] = "External Interrupt 13", + [TT_EXTINT | 0xe] = "External Interrupt 14", + [TT_EXTINT | 0xf] = "External Interrupt 15", + [TT_TOVF] = "Tag Overflow", + [TT_CODE_ACCESS] = "Instruction Access Error", + [TT_DATA_ACCESS] = "Data Access Error", + [TT_DIV_ZERO] = "Division By Zero", + [TT_NCP_INSN] = "Coprocessor Disabled", +}; +#endif + +void do_interrupt(CPUState *env) +{ + int cwp, intno = env->exception_index; + +#ifdef DEBUG_PCALL + if (qemu_loglevel_mask(CPU_LOG_INT)) { + static int count; + const char *name; + + if (intno < 0 || intno >= 0x100) { + name = "Unknown"; + } else if (intno >= 0x80) { + name = "Trap Instruction"; + } else { + name = excp_names[intno]; + if (!name) { + name = "Unknown"; + } + } + + qemu_log("%6d: %s (v=%02x) pc=%08x npc=%08x SP=%08x\n", + count, name, intno, + env->pc, + env->npc, env->regwptr[6]); + log_cpu_state(env, 0); +#if 0 + { + int i; + uint8_t *ptr; + + qemu_log(" code="); + ptr = (uint8_t *)env->pc; + for (i = 0; i < 16; i++) { + qemu_log(" %02x", ldub(ptr + i)); + } + qemu_log("\n"); + } +#endif + count++; + } +#endif +#if !defined(CONFIG_USER_ONLY) + if (env->psret == 0) { + cpu_abort(env, "Trap 0x%02x while interrupts disabled, Error state", + env->exception_index); + return; + } +#endif + env->psret = 0; + cwp = cpu_cwp_dec(env, env->cwp - 1); + cpu_set_cwp(env, cwp); + env->regwptr[9] = env->pc; + env->regwptr[10] = env->npc; + env->psrps = env->psrs; + env->psrs = 1; + env->tbr = (env->tbr & TBR_BASE_MASK) | (intno << 4); + env->pc = env->tbr; + env->npc = env->pc + 4; + env->exception_index = -1; + +#if !defined(CONFIG_USER_ONLY) + /* IRQ acknowledgment */ + if ((intno & ~15) == TT_EXTINT && env->qemu_irq_ack != NULL) { + env->qemu_irq_ack(env->irq_manager, intno); + } +#endif +} +#endif diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index 1cb0636..1102273 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -13,7 +13,6 @@ //#define DEBUG_UNALIGNED //#define DEBUG_UNASSIGNED //#define DEBUG_ASI -//#define DEBUG_PCALL //#define DEBUG_PSTATE //#define DEBUG_CACHE_CONTROL