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[88.21.202.17]) by smtp.gmail.com with ESMTPSA id k13sm271113wmj.40.2020.05.18.10.39.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 May 2020 10:39:03 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v2 2/2] hw/m68k/mcf52xx: Replace hw_error() by qemu_log_mask() Date: Mon, 18 May 2020 19:38:59 +0200 Message-Id: <20200518173859.16520-3-f4bug@amsat.org> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20200518173859.16520-1-f4bug@amsat.org> References: <20200518173859.16520-1-f4bug@amsat.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::444; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x444.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.001, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Huth , Jason Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" hw_error() calls exit(). This a bit overkill when we can log the accesses as unimplemented or guest error. When fuzzing the devices, we don't want the whole process to exit. Replace some hw_error() calls by qemu_log_mask(). Signed-off-by: Philippe Mathieu-Daudé --- hw/m68k/mcf5206.c | 10 +++++++--- hw/m68k/mcf5208.c | 16 ++++++++++------ hw/m68k/mcf_intc.c | 10 +++++++--- hw/net/mcf_fec.c | 9 ++++++--- 4 files changed, 30 insertions(+), 15 deletions(-) diff --git a/hw/m68k/mcf5206.c b/hw/m68k/mcf5206.c index 45f44c43f0..eebd16bb7a 100644 --- a/hw/m68k/mcf5206.c +++ b/hw/m68k/mcf5206.c @@ -8,6 +8,7 @@ #include "qemu/osdep.h" #include "qemu/error-report.h" +#include "qemu/log.h" #include "cpu.h" #include "hw/hw.h" #include "hw/irq.h" @@ -225,7 +226,8 @@ static void m5206_mbar_update(m5206_mbar_state *s) break; default: /* Unknown vector. */ - error_report("Unhandled vector for IRQ %d", irq); + qemu_log_mask(LOG_UNIMP, "%s: Unhandled vector for IRQ %d\n", + __func__, irq); vector = 0xf; break; } @@ -306,7 +308,8 @@ static uint64_t m5206_mbar_read(m5206_mbar_state *s, case 0x170: return s->uivr[0]; case 0x1b0: return s->uivr[1]; } - hw_error("Bad MBAR read offset 0x%x", offset); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad MBAR offset 0x%x\n", + __func__, offset); return 0; } @@ -360,7 +363,8 @@ static void m5206_mbar_write(m5206_mbar_state *s, uint16_t offset, s->uivr[1] = value; break; default: - hw_error("Bad MBAR write offset 0x%x", offset); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad MBAR offset 0x%x\n", + __func__, offset); break; } } diff --git a/hw/m68k/mcf5208.c b/hw/m68k/mcf5208.c index b84c152ce3..108623b4ad 100644 --- a/hw/m68k/mcf5208.c +++ b/hw/m68k/mcf5208.c @@ -9,10 +9,10 @@ #include "qemu/osdep.h" #include "qemu/units.h" #include "qemu/error-report.h" +#include "qemu/log.h" #include "qapi/error.h" #include "qemu-common.h" #include "cpu.h" -#include "hw/hw.h" #include "hw/irq.h" #include "hw/m68k/mcf.h" #include "hw/m68k/mcf_fec.h" @@ -111,8 +111,9 @@ static void m5208_timer_write(void *opaque, hwaddr offset, case 4: break; default: - hw_error("m5208_timer_write: Bad offset 0x%x\n", (int)offset); - break; + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" PRIx64 "\n", + __func__, offset); + return; } m5208_timer_update(s); } @@ -136,7 +137,8 @@ static uint64_t m5208_timer_read(void *opaque, hwaddr addr, case 4: return ptimer_get_count(s->timer); default: - hw_error("m5208_timer_read: Bad offset 0x%x\n", (int)addr); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n", + __func__, addr); return 0; } } @@ -164,7 +166,8 @@ static uint64_t m5208_sys_read(void *opaque, hwaddr addr, return 0; default: - hw_error("m5208_sys_read: Bad offset 0x%x\n", (int)addr); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n", + __func__, addr); return 0; } } @@ -172,7 +175,8 @@ static uint64_t m5208_sys_read(void *opaque, hwaddr addr, static void m5208_sys_write(void *opaque, hwaddr addr, uint64_t value, unsigned size) { - hw_error("m5208_sys_write: Bad offset 0x%x\n", (int)addr); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n", + __func__, addr); } static const MemoryRegionOps m5208_sys_ops = { diff --git a/hw/m68k/mcf_intc.c b/hw/m68k/mcf_intc.c index d9e03a06ab..bc20742d9a 100644 --- a/hw/m68k/mcf_intc.c +++ b/hw/m68k/mcf_intc.c @@ -8,6 +8,7 @@ #include "qemu/osdep.h" #include "qemu/module.h" +#include "qemu/log.h" #include "cpu.h" #include "hw/hw.h" #include "hw/irq.h" @@ -80,7 +81,9 @@ static uint64_t mcf_intc_read(void *opaque, hwaddr addr, case 0xe1: case 0xe2: case 0xe3: case 0xe4: case 0xe5: case 0xe6: case 0xe7: /* LnIACK */ - hw_error("mcf_intc_read: LnIACK not implemented\n"); + qemu_log_mask(LOG_UNIMP, "%s: LnIACK not implemented (offset 0x%02x)\n", + __func__, offset); + /* fallthru */ default: return 0; } @@ -127,8 +130,9 @@ static void mcf_intc_write(void *opaque, hwaddr addr, } break; default: - hw_error("mcf_intc_write: Bad write offset %d\n", offset); - break; + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%02x\n", + __func__, offset); + return; } mcf_intc_update(s); } diff --git a/hw/net/mcf_fec.c b/hw/net/mcf_fec.c index 9327ac8a30..281345862c 100644 --- a/hw/net/mcf_fec.c +++ b/hw/net/mcf_fec.c @@ -7,7 +7,7 @@ */ #include "qemu/osdep.h" -#include "hw/hw.h" +#include "qemu/log.h" #include "hw/irq.h" #include "net/net.h" #include "qemu/module.h" @@ -392,7 +392,8 @@ static uint64_t mcf_fec_read(void *opaque, hwaddr addr, case 0x188: return s->emrbr; case 0x200 ... 0x2e0: return s->mib[(addr & 0x1ff) / 4]; default: - hw_error("mcf_fec_read: Bad address 0x%x\n", (int)addr); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad address 0x%" HWADDR_PRIX "\n", + __func__, addr); return 0; } } @@ -492,7 +493,9 @@ static void mcf_fec_write(void *opaque, hwaddr addr, s->mib[(addr & 0x1ff) / 4] = value; break; default: - hw_error("mcf_fec_write Bad address 0x%x\n", (int)addr); + qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad address 0x%" HWADDR_PRIX "\n", + __func__, addr); + return; } mcf_fec_update(s); } -- 2.21.3