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authorAtish Patra <atishp@rivosinc.com>2022-08-24 15:13:55 -0700
committerAlistair Francis <alistair.francis@wdc.com>2022-09-07 09:19:10 +0200
commit7cbcc538f4b3040db1e39a6547efa501a8a44907 (patch)
treeec5d8fafc780421b1060979e4ef45221f0b98b91 /target/riscv
parentdc9acc9ce4add37bc5b4437ae9117c318b4f09d4 (diff)
hw/intc: Move mtimer/mtimecmp to aclint
Historically, The mtime/mtimecmp has been part of the CPU because they are per hart entities. However, they actually belong to aclint which is a MMIO device. Move them to the ACLINT device. This also emulates the real hardware more closely. Reviewed-by: Anup Patel <anup@brainfault.org> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Signed-off-by: Atish Patra <atishp@rivosinc.com> Message-Id: <20220824221357.41070-2-atishp@rivosinc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv')
-rw-r--r--target/riscv/cpu.h2
-rw-r--r--target/riscv/machine.c5
2 files changed, 2 insertions, 5 deletions
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 081cd05544..53335def23 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -307,7 +307,6 @@ struct CPUArchState {
/* temporary htif regs */
uint64_t mfromhost;
uint64_t mtohost;
- uint64_t timecmp;
/* physical memory protection */
pmp_table_t pmp_state;
@@ -362,7 +361,6 @@ struct CPUArchState {
float_status fp_status;
/* Fields from here on are preserved across CPU reset. */
- QEMUTimer *timer; /* Internal timer */
hwaddr kernel_addr;
hwaddr fdt_addr;
diff --git a/target/riscv/machine.c b/target/riscv/machine.c
index dc182ca811..b508b042cb 100644
--- a/target/riscv/machine.c
+++ b/target/riscv/machine.c
@@ -307,8 +307,8 @@ static const VMStateDescription vmstate_pmu_ctr_state = {
const VMStateDescription vmstate_riscv_cpu = {
.name = "cpu",
- .version_id = 3,
- .minimum_version_id = 3,
+ .version_id = 4,
+ .minimum_version_id = 4,
.post_load = riscv_cpu_post_load,
.fields = (VMStateField[]) {
VMSTATE_UINTTL_ARRAY(env.gpr, RISCVCPU, 32),
@@ -359,7 +359,6 @@ const VMStateDescription vmstate_riscv_cpu = {
VMSTATE_UINTTL(env.mscratch, RISCVCPU),
VMSTATE_UINT64(env.mfromhost, RISCVCPU),
VMSTATE_UINT64(env.mtohost, RISCVCPU),
- VMSTATE_UINT64(env.timecmp, RISCVCPU),
VMSTATE_END_OF_LIST()
},