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From: Stafford Horne <shorne@gmail.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Development <qemu-devel@nongnu.org>,
	Richard Henderson <richard.henderson@linaro.org>,
	Stafford Horne <shorne@gmail.com>
Subject: [Qemu-devel] [PULL 18/25] target/openrisc: Stub out handle_mmu_fault for softmmu
Date: Mon,  2 Jul 2018 22:57:59 +0900	[thread overview]
Message-ID: <20180702135806.7087-19-shorne@gmail.com> (raw)
In-Reply-To: <20180702135806.7087-1-shorne@gmail.com>

From: Richard Henderson <richard.henderson@linaro.org>

This hook is only used by CONFIG_USER_ONLY.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Stafford Horne <shorne@gmail.com>
---
 target/openrisc/mmu.c | 35 +++++------------------------------
 1 file changed, 5 insertions(+), 30 deletions(-)

diff --git a/target/openrisc/mmu.c b/target/openrisc/mmu.c
index a4613e9ae4..f4c0a3e217 100644
--- a/target/openrisc/mmu.c
+++ b/target/openrisc/mmu.c
@@ -177,42 +177,17 @@ static void cpu_openrisc_raise_mmu_exception(OpenRISCCPU *cpu,
     cpu->env.lock_addr = -1;
 }
 
-#ifndef CONFIG_USER_ONLY
 int openrisc_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int size,
                                   int rw, int mmu_idx)
 {
+#ifdef CONFIG_USER_ONLY
     OpenRISCCPU *cpu = OPENRISC_CPU(cs);
-    int ret = 0;
-    hwaddr physical = 0;
-    int prot = 0;
-
-    ret = get_phys_addr(cpu, &physical, &prot, address, rw);
-
-    if (ret == TLBRET_MATCH) {
-        tlb_set_page(cs, address & TARGET_PAGE_MASK,
-                     physical & TARGET_PAGE_MASK, prot,
-                     mmu_idx, TARGET_PAGE_SIZE);
-        ret = 0;
-    } else if (ret < 0) {
-        cpu_openrisc_raise_mmu_exception(cpu, address, rw, ret);
-        ret = 1;
-    }
-
-    return ret;
-}
+    cpu_openrisc_raise_mmu_exception(cpu, address, rw, 0);
+    return 1;
 #else
-int openrisc_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int size,
-                                  int rw, int mmu_idx)
-{
-    OpenRISCCPU *cpu = OPENRISC_CPU(cs);
-    int ret = 0;
-
-    cpu_openrisc_raise_mmu_exception(cpu, address, rw, ret);
-    ret = 1;
-
-    return ret;
-}
+    g_assert_not_reached();
 #endif
+}
 
 #ifndef CONFIG_USER_ONLY
 hwaddr openrisc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
-- 
2.17.0

  parent reply	other threads:[~2018-07-02 13:59 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-02 13:57 [Qemu-devel] [PULL 00/25] OpenRISC updates for 3.0 Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 01/25] target/openrisc: Fix mtspr shadow gprs Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 02/25] target/openrisc: Add print_insn_or1k Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 03/25] target/openrisc: Log interrupts Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 04/25] target/openrisc: Remove DISAS_JUMP & DISAS_TB_JUMP Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 05/25] target/openrisc: Use exit_tb instead of CPU_INTERRUPT_EXITTB Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 06/25] target/openrisc: Fix singlestep_enabled Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 07/25] target/openrisc: Link more translation blocks Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 09/25] target/openrisc: Exit the TB after l.mtspr Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 10/25] target/openrisc: Form the spr index from tcg Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 11/25] target/openrisc: Merge tlb allocation into CPUOpenRISCState Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 12/25] target/openrisc: Remove indirect function calls for mmu Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 13/25] target/openrisc: Merge mmu_helper.c into mmu.c Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 14/25] target/openrisc: Reduce tlb to a single dimension Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 15/25] target/openrisc: Fix tlb flushing in mtspr Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 16/25] target/openrisc: Fix cpu_mmu_index Stafford Horne
2018-07-02 13:57 ` [Qemu-devel] [PULL 17/25] target/openrisc: Use identical sizes for ITLB and DTLB Stafford Horne
2018-07-02 13:57 ` Stafford Horne [this message]
2018-07-02 13:58 ` [Qemu-devel] [PULL 19/25] target/openrisc: Increase the TLB size Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 20/25] target/openrisc: Reorg tlb lookup Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 21/25] target/openrisc: Add support in scripts/qemu-binfmt-conf.sh Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 22/25] linux-user: Implement signals for openrisc Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 23/25] linux-user: Fix struct sigaltstack " Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 24/25] target/openrisc: Fix delay slot exception flag to match spec Stafford Horne
2018-07-02 13:58 ` [Qemu-devel] [PULL 25/25] target/openrisc: Fix writes to interrupt mask register Stafford Horne
2018-07-02 14:47 ` [Qemu-devel] [PULL 00/25] OpenRISC updates for 3.0 Stafford Horne
2018-07-02 15:34 ` Alex Bennée
2018-07-02 23:55   ` Stafford Horne

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