From: Alistair Francis <alistair.francis@wdc.com>
To: peter.maydell@linaro.org
Cc: alistair23@gmail.com,
Richard Henderson <richard.henderson@linaro.org>,
Alistair Francis <alistair.francis@wdc.com>,
qemu-devel@nongnu.org, Bin Meng <bmeng.cn@gmail.com>
Subject: [PULL v2 35/42] target/riscv: Remove the hardcoded HGATP_MODE macro
Date: Thu, 6 May 2021 09:23:05 +1000 [thread overview]
Message-ID: <20210505232312.4175486-36-alistair.francis@wdc.com> (raw)
In-Reply-To: <20210505232312.4175486-1-alistair.francis@wdc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: 665f624bfdc2e3ca64265004b07de7489c77a766.1619234854.git.alistair.francis@wdc.com
---
target/riscv/cpu_bits.h | 11 -----------
target/riscv/cpu_helper.c | 24 +++++++++++++++---------
2 files changed, 15 insertions(+), 20 deletions(-)
diff --git a/target/riscv/cpu_bits.h b/target/riscv/cpu_bits.h
index 3a0e79e545..d738e2fdbd 100644
--- a/target/riscv/cpu_bits.h
+++ b/target/riscv/cpu_bits.h
@@ -195,17 +195,6 @@
#define CSR_HTIMEDELTA 0x605
#define CSR_HTIMEDELTAH 0x615
-#if defined(TARGET_RISCV32)
-#define HGATP_MODE SATP32_MODE
-#define HGATP_VMID SATP32_ASID
-#define HGATP_PPN SATP32_PPN
-#endif
-#if defined(TARGET_RISCV64)
-#define HGATP_MODE SATP64_MODE
-#define HGATP_VMID SATP64_ASID
-#define HGATP_PPN SATP64_PPN
-#endif
-
/* Virtual CSRs */
#define CSR_VSSTATUS 0x200
#define CSR_VSIE 0x204
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 1018c0036d..d9defbdd34 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -413,8 +413,13 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical,
}
widened = 0;
} else {
- base = (hwaddr)get_field(env->hgatp, HGATP_PPN) << PGSHIFT;
- vm = get_field(env->hgatp, HGATP_MODE);
+ if (riscv_cpu_is_32bit(env)) {
+ base = (hwaddr)get_field(env->hgatp, SATP32_PPN) << PGSHIFT;
+ vm = get_field(env->hgatp, SATP32_MODE);
+ } else {
+ base = (hwaddr)get_field(env->hgatp, SATP64_PPN) << PGSHIFT;
+ vm = get_field(env->hgatp, SATP64_MODE);
+ }
widened = 2;
}
/* status.SUM will be ignored if execute on background */
@@ -618,16 +623,17 @@ static void raise_mmu_exception(CPURISCVState *env, target_ulong address,
bool first_stage, bool two_stage)
{
CPUState *cs = env_cpu(env);
- int page_fault_exceptions;
+ int page_fault_exceptions, vm;
+
if (first_stage) {
- page_fault_exceptions =
- get_field(env->satp, SATP_MODE) != VM_1_10_MBARE &&
- !pmp_violation;
+ vm = get_field(env->satp, SATP_MODE);
+ } else if (riscv_cpu_is_32bit(env)) {
+ vm = get_field(env->hgatp, SATP32_MODE);
} else {
- page_fault_exceptions =
- get_field(env->hgatp, HGATP_MODE) != VM_1_10_MBARE &&
- !pmp_violation;
+ vm = get_field(env->hgatp, SATP64_MODE);
}
+ page_fault_exceptions = vm != VM_1_10_MBARE && !pmp_violation;
+
switch (access_type) {
case MMU_INST_FETCH:
if (riscv_cpu_virt_enabled(env) && !first_stage) {
--
2.31.1
next prev parent reply other threads:[~2021-05-05 23:53 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-05 23:22 [PULL v2 00/42] riscv-to-apply queue Alistair Francis
2021-05-05 23:22 ` [PULL v2 01/42] target/riscv: Remove privilege v1.9 specific CSR related code Alistair Francis
2021-05-05 23:22 ` [PULL v2 02/42] docs/system/generic-loader.rst: Fix style Alistair Francis
2021-05-05 23:22 ` [PULL v2 03/42] target/riscv: Align the data type of reset vector address Alistair Francis
2021-05-05 23:22 ` [PULL v2 04/42] hw/riscv: sifive_e: Add 'const' to sifive_e_memmap[] Alistair Francis
2021-05-05 23:22 ` [PULL v2 05/42] target/riscv: Add Shakti C class CPU Alistair Francis
2021-05-05 23:22 ` [PULL v2 06/42] riscv: Add initial support for Shakti C machine Alistair Francis
2021-05-05 23:22 ` [PULL v2 07/42] hw/char: Add Shakti UART emulation Alistair Francis
2021-05-05 23:22 ` [PULL v2 08/42] hw/riscv: Connect Shakti UART to Shakti platform Alistair Francis
2021-05-05 23:22 ` [PULL v2 09/42] target/riscv: Convert the RISC-V exceptions to an enum Alistair Francis
2021-05-05 23:22 ` [PULL v2 10/42] target/riscv: Use the RISCVException enum for CSR predicates Alistair Francis
2021-05-05 23:22 ` [PULL v2 11/42] target/riscv: Fix 32-bit HS mode access permissions Alistair Francis
2021-05-05 23:22 ` [PULL v2 12/42] target/riscv: Use the RISCVException enum for CSR operations Alistair Francis
2021-05-05 23:22 ` [PULL v2 13/42] target/riscv: Use RISCVException enum for CSR access Alistair Francis
2021-05-05 23:22 ` [PULL v2 14/42] MAINTAINERS: Update the RISC-V CPU Maintainers Alistair Francis
2021-05-05 23:22 ` [PULL v2 15/42] hw/opentitan: Update the interrupt layout Alistair Francis
2021-05-05 23:22 ` [PULL v2 16/42] hw/riscv: Enable VIRTIO_VGA for RISC-V virt machine Alistair Francis
2021-05-05 23:22 ` [PULL v2 17/42] riscv: don't look at SUM when accessing memory from a debugger context Alistair Francis
2021-05-05 23:22 ` [PULL v2 18/42] target/riscv: Fixup saturate subtract function Alistair Francis
2021-05-05 23:22 ` [PULL v2 19/42] docs: Add documentation for shakti_c machine Alistair Francis
2021-05-05 23:22 ` [PULL v2 20/42] target/riscv: Fix the PMP is locked check when using TOR Alistair Francis
2021-05-05 23:22 ` [PULL v2 21/42] target/riscv: Define ePMP mseccfg Alistair Francis
2021-05-05 23:22 ` [PULL v2 22/42] target/riscv: Add the ePMP feature Alistair Francis
2021-05-05 23:22 ` [PULL v2 23/42] target/riscv: Add ePMP CSR access functions Alistair Francis
2021-05-05 23:22 ` [PULL v2 24/42] target/riscv: Implementation of enhanced PMP (ePMP) Alistair Francis
2021-05-05 23:22 ` [PULL v2 25/42] target/riscv: Add a config option for ePMP Alistair Francis
2021-05-05 23:22 ` [PULL v2 26/42] target/riscv/pmp: Remove outdated comment Alistair Francis
2021-05-05 23:22 ` [PULL v2 27/42] target/riscv: Add ePMP support for the Ibex CPU Alistair Francis
2021-05-05 23:22 ` [PULL v2 28/42] target/riscv: fix vrgather macro index variable type bug Alistair Francis
2021-05-05 23:22 ` [PULL v2 29/42] target/riscv: fix exception index on instruction access fault Alistair Francis
2021-05-05 23:23 ` [PULL v2 30/42] hw/riscv: Fix OT IBEX reset vector Alistair Francis
2021-05-05 23:23 ` [PULL v2 31/42] fpu/softfloat: set invalid excp flag for RISC-V muladd instructions Alistair Francis
2021-05-05 23:23 ` [PULL v2 32/42] target/riscv: fix a typo with interrupt names Alistair Francis
2021-05-05 23:23 ` [PULL v2 33/42] target/riscv: Remove the hardcoded RVXLEN macro Alistair Francis
2021-05-05 23:23 ` [PULL v2 34/42] target/riscv: Remove the hardcoded SSTATUS_SD macro Alistair Francis
2021-05-05 23:23 ` Alistair Francis [this message]
2021-05-05 23:23 ` [PULL v2 36/42] target/riscv: Remove the hardcoded MSTATUS_SD macro Alistair Francis
2021-05-05 23:23 ` [PULL v2 37/42] target/riscv: Remove the hardcoded SATP_MODE macro Alistair Francis
2021-05-05 23:23 ` [PULL v2 38/42] target/riscv: Remove the unused HSTATUS_WPRI macro Alistair Francis
2021-05-05 23:23 ` [PULL v2 39/42] target/riscv: Remove an unused CASE_OP_32_64 macro Alistair Francis
2021-05-05 23:23 ` [PULL v2 40/42] target/riscv: Consolidate RV32/64 32-bit instructions Alistair Francis
2021-05-05 23:23 ` [PULL v2 41/42] target/riscv: Consolidate RV32/64 16-bit instructions Alistair Francis
2021-05-05 23:23 ` [PULL v2 42/42] target/riscv: Fix the RV64H decode comment Alistair Francis
2021-05-11 8:29 ` [PULL v2 00/42] riscv-to-apply queue Peter Maydell
2021-05-11 10:17 ` Alistair Francis
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