On 7/24/24 10:07 AM, Philippe Mathieu-Daudé wrote:
The 'any' CPU is deprecated since commit f57d5f8004b
("target/riscv: deprecate the 'any' CPU type"). Users
are better off using the default CPUs or the 'max' CPU.
Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
docs/about/deprecated.rst | 13 -------------
docs/about/removed-features.rst | 8 ++++++++
target/riscv/cpu-qom.h | 1 -
target/riscv/cpu.c | 28 ----------------------------
4 files changed, 8 insertions(+), 42 deletions(-)
diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
index 88f0f037865..0ac49b15b44 100644
--- a/docs/about/deprecated.rst
+++ b/docs/about/deprecated.rst
@@ -347,19 +347,6 @@ QEMU's ``vhost`` feature, which would eliminate the high
latency costs under
which the 9p ``proxy`` backend currently suffers. However as of to date nobody
has indicated plans for such kind of reimplementation unfortunately.
-RISC-V 'any' CPU type ``-cpu any`` (since 8.2)
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-The 'any' CPU type was introduced back in 2018 and has been around since the
-initial RISC-V QEMU port. Its usage has always been unclear: users don't know
-what to expect from a CPU called 'any', and in fact the CPU does not do
anything
-special that isn't already done by the default CPUs rv32/rv64.
-
-After the introduction of the 'max' CPU type, RISC-V now has a good coverage
-of generic CPUs: rv32 and rv64 as default CPUs and 'max' as a feature complete
-CPU for both 32 and 64 bit builds. Users are then discouraged to use the 'any'
-CPU type starting in 8.2.
-
RISC-V CPU properties which start with capital 'Z' (since 8.2)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst
index fc7b28e6373..f3e9474a73e 100644
--- a/docs/about/removed-features.rst
+++ b/docs/about/removed-features.rst
@@ -850,6 +850,14 @@ The RISC-V no MMU cpus have been removed. The two CPUs:
``rv32imacu-nommu`` and
``rv64imacu-nommu`` can no longer be used. Instead the MMU status can be
specified
via the CPU ``mmu`` option when using the ``rv32`` or ``rv64`` CPUs.
+RISC-V 'any' CPU type ``-cpu any`` (removed in 9.1)
+'''''''''''''''''''''''''''''''''''''''''''''''''''
With the '9.1' changed to '9.2':
Reviewed-by: Daniel Henrique Barboza <dbarb...@ventanamicro.com>
+
+The 'any' CPU type was introduced back in 2018 and was around since the
+initial RISC-V QEMU port. Its usage was always been unclear: users don't know
+what to expect from a CPU called 'any', and in fact the CPU does not do
anything
+special that isn't already done by the default CPUs rv32/rv64.
+
``compat`` property of server class POWER CPUs (removed in 6.0)
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
diff --git a/target/riscv/cpu-qom.h b/target/riscv/cpu-qom.h
index 3670cfe6d9a..4464c0fd7a3 100644
--- a/target/riscv/cpu-qom.h
+++ b/target/riscv/cpu-qom.h
@@ -29,7 +29,6 @@
#define RISCV_CPU_TYPE_SUFFIX "-" TYPE_RISCV_CPU
#define RISCV_CPU_TYPE_NAME(name) (name RISCV_CPU_TYPE_SUFFIX)
-#define TYPE_RISCV_CPU_ANY RISCV_CPU_TYPE_NAME("any")
#define TYPE_RISCV_CPU_MAX RISCV_CPU_TYPE_NAME("max")
#define TYPE_RISCV_CPU_BASE32 RISCV_CPU_TYPE_NAME("rv32")
#define TYPE_RISCV_CPU_BASE64 RISCV_CPU_TYPE_NAME("rv64")
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index a90808a3bac..4bda754b013 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -438,27 +438,6 @@ static void set_satp_mode_default_map(RISCVCPU *cpu)
}
#endif
-static void riscv_any_cpu_init(Object *obj)
-{
- RISCVCPU *cpu = RISCV_CPU(obj);
- CPURISCVState *env = &cpu->env;
- riscv_cpu_set_misa_ext(env, RVI | RVM | RVA | RVF | RVD | RVC | RVU);
-
-#ifndef CONFIG_USER_ONLY
- set_satp_mode_max_supported(RISCV_CPU(obj),
- riscv_cpu_mxl(&RISCV_CPU(obj)->env) == MXL_RV32 ?
- VM_1_10_SV32 : VM_1_10_SV57);
-#endif
-
- env->priv_ver = PRIV_VERSION_LATEST;
-
- /* inherited from parent obj via riscv_cpu_init() */
- cpu->cfg.ext_zifencei = true;
- cpu->cfg.ext_zicsr = true;
- cpu->cfg.mmu = true;
- cpu->cfg.pmp = true;
-}
-
static void riscv_max_cpu_init(Object *obj)
{
RISCVCPU *cpu = RISCV_CPU(obj);
@@ -1161,11 +1140,6 @@ static void riscv_cpu_realize(DeviceState *dev, Error
**errp)
RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(dev);
Error *local_err = NULL;
- if (object_dynamic_cast(OBJECT(dev), TYPE_RISCV_CPU_ANY) != NULL) {
- warn_report("The 'any' CPU is deprecated and will be "
- "removed in the future.");
- }
-
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
@@ -2952,7 +2926,6 @@ static const TypeInfo riscv_cpu_type_infos[] = {
.abstract = true,
},
#if defined(TARGET_RISCV32)
- DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY, MXL_RV32,
riscv_any_cpu_init),
DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX, MXL_RV32,
riscv_max_cpu_init),
DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE32, MXL_RV32,
rv32_base_cpu_init),
DEFINE_VENDOR_CPU(TYPE_RISCV_CPU_IBEX, MXL_RV32,
rv32_ibex_cpu_init),
@@ -2962,7 +2935,6 @@ static const TypeInfo riscv_cpu_type_infos[] = {
DEFINE_BARE_CPU(TYPE_RISCV_CPU_RV32I, MXL_RV32,
rv32i_bare_cpu_init),
DEFINE_BARE_CPU(TYPE_RISCV_CPU_RV32E, MXL_RV32,
rv32e_bare_cpu_init),
#elif defined(TARGET_RISCV64)
- DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_ANY, MXL_RV64,
riscv_any_cpu_init),
DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_MAX, MXL_RV64,
riscv_max_cpu_init),
DEFINE_DYNAMIC_CPU(TYPE_RISCV_CPU_BASE64, MXL_RV64,
rv64_base_cpu_init),
DEFINE_VENDOR_CPU(TYPE_RISCV_CPU_SIFIVE_E51, MXL_RV64,
rv64_sifive_e_cpu_init),
