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spapr_create_pci_child_dt() is a trivial wrapper around
spapr_populate_pci_child_dt(), but is the latter's only caller. So fold
them together into spapr_dt_pci_device(), which closer matches our modern
naming convention.
While there, make a number of cleanups to the function itself. This is
mostly using more temporary locals to avoid awkwardly long lines, and in
some cases avoiding double reads of PCI config space variables.
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
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spapr_populate_pci_child_dt() adds a 'name' property to the device tree
node for PCI devices. This is never necessary for a flattened device tree,
it is implicit in the name added when the node is constructed. In fact
anything we do add to a 'name' property will be overwritten with something
derived from the structural name in the guest firmware (but in fact it is
exactly the same bytes).
So, remove that. In addition, pci_get_node_name() is very simple, so fold
it into its (also simple) sole caller spapr_create_pci_child_dt().
While we're there rename pci_find_device_name() to the shorter and more
accurate dt_name_from_class().
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
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During the conversion these instructions were incorrectly treated as
stores. We need to use set_cpu_vsr* and not get_cpu_vsr*.
Fixes: 8b3b2d75c7c0 ("introduce get_cpu_vsr{l,h}() and set_cpu_vsr{l,h}() helpers for VSR register access")
Signed-off-by: Anton Blanchard <anton@ozlabs.org>
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Message-Id: <20190524065345.25591-1-mark.cave-ayland@ilande.co.uk>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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Every PHB must have a unique index. This is checked at realize but when
a duplicate index is detected, an error message mentioning BUIDs is
printed. This doesn't help much, especially since BUID is an internal
concept that is no longer exposed to the user.
Fix the message to mention the index property instead of BUID. As a bonus
print a list of indexes already in use.
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <155915010892.2061314.10485622810149098411.stgit@bahia.lan>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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into staging
x86 queue, 2019-06-11
* "unavailable-features" QOM property (Eduardo Habkost)
* Save EFER for 32-bit targets (Pavel Dovgalyuk)
# gpg: Signature made Tue 11 Jun 2019 14:41:45 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6
* remotes/ehabkost/tags/x86-next-pull-request:
i386: Save EFER for 32-bit targets
i386: "unavailable-features" QOM property
i386: x86_cpu_list_feature_names() function
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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i386 (32 bit) emulation uses EFER in wrmsr and in MMU fault
processing.
But it does not included in VMState, because "efer" field is disabled with
This patch adds a section for 32-bit targets which saves EFER when
it's value is non-zero.
Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-Id: <155913371654.8429.1659082639780315242.stgit@pasha-Precision-3630-Tower>
Reviewed-by: Peter Xu <peterx@redhat.com>
[ehabkost: indentation fix]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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Add a "unavailable-features" QOM property to X86CPU objects that
have the same semantics of "unavailable-features" on
query-cpu-definitions. The new property has the same goal of
"filtered-features", but is generic enough to let any kind of CPU
feature to be listed there without relying on low level details
like CPUID leaves or MSR numbers.
Message-Id: <20190422234742.15780-3-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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Extract feature name listing code from
x86_cpu_class_check_missing_features(). It will be reused to
return information about CPU filtered features at runtime.
Message-Id: <20190422234742.15780-2-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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Move softmmu tlb into CPUNegativeOffsetState
# gpg: Signature made Mon 10 Jun 2019 15:07:55 BST
# gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg: issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F
* remotes/rth/tags/pull-tcg-20190610: (39 commits)
tcg/arm: Remove mostly unreachable tlb special case
tcg/arm: Use LDRD to load tlb mask+table
tcg/aarch64: Use LDP to load tlb mask+table
cpu: Remove CPU_COMMON
cpu: Move the softmmu tlb to CPUNegativeOffsetState
cpu: Move icount_decr to CPUNegativeOffsetState
cpu: Introduce CPUNegativeOffsetState
cpu: Introduce cpu_set_cpustate_pointers
cpu: Move ENV_OFFSET to exec/gen-icount.h
target/xtensa: Use env_cpu, env_archcpu
target/unicore32: Use env_cpu, env_archcpu
target/tricore: Use env_cpu
target/tilegx: Use env_cpu
target/sparc: Use env_cpu, env_archcpu
target/sh4: Use env_cpu, env_archcpu
target/s390x: Use env_cpu, env_archcpu
target/riscv: Use env_cpu, env_archcpu
target/ppc: Use env_cpu, env_archcpu
target/openrisc: Use env_cpu, env_archcpu
target/nios2: Use env_cpu, env_archcpu
...
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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There was nothing armv7 specific about the bic+cmp sequence, however
looking at the set of guests more closely shows that the 8-bit immediate
operand for the bic can only be satisfied with one guest in tree:
baseline m-profile -- 10-bit pages with aligned 4-byte memory ops.
Therefore it does not seem useful to keep this path.
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This changes the code generation for the tlb from e.g.
ldr ip, [r6, #-0x10]
ldr r2, [r6, #-0xc]
and ip, ip, r4, lsr #8
ldrd r0, r1, [r2, ip]!
ldr r2, [r2, #0x18]
to
ldrd r0, r1, [r6, #-0x10]
and r0, r0, r4, lsr #8
ldrd r2, r3, [r1, r0]!
ldr r1, [r1, #0x18]
for armv7 hosts. Rearranging the register allocation in
order to avoid overlap between the two ldrd pairs causes
the patch to be larger than it ordinarily would be.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This changes the code generation for the tlb from e.g.
ldur x0, [x19, #0xffffffffffffffe0]
ldur x1, [x19, #0xffffffffffffffe8]
and x0, x0, x20, lsr #8
add x1, x1, x0
ldr x0, [x1]
ldr x1, [x1, #0x18]
to
ldp x0, x1, [x19, #-0x20]
and x0, x0, x20, lsr #8
add x1, x1, x0
ldr x0, [x1]
ldr x1, [x1, #0x18]
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This macro is now always empty, so remove it. This leaves the
entire contents of CPUArchState under the control of the guest
architecture.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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We have for some time had code within the tcg backends to
handle large positive offsets from env. This move makes
sure that need not happen. Indeed, we are able to assert
at build time that simple offsets suffice for all hosts.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Amusingly, we had already ignored the comment to keep this value
at the end of CPUState. This restores the minimum negative offset
from TCG_AREG0 for code generation.
For the couple of uses within qom/cpu.c, without NEED_CPU_H, add
a pointer from the CPUState object to the IcountDecr object within
CPUNegativeOffsetState.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Nothing in there so far, but all of the plumbing done
within the target ArchCPU state.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Consolidate some boilerplate from foo_cpu_initfn.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Now that we have ArchCPU, we can define this generically,
in the one place that needs it.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace xtensa_env_get_cpu with env_archcpu. The combination
CPU(xtensa_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Move cpu_get_tb_cpu_state below the include of "exec/cpu-all.h"
so that the definition of env_cpu is available.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace uc32_env_get_cpu with env_archcpu. The combination
CPU(uc32_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace tricore_env_get_cpu with env_archcpu. The combination
CPU(tricore_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace tilegx_env_get_cpu with env_archcpu. The combination
CPU(tilegx_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace sparc_env_get_cpu with env_archcpu. The combination
CPU(sparc_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace sh_env_get_cpu with env_archcpu. The combination
CPU(sh_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace s390_env_get_cpu with env_archcpu. The combination
CPU(s390_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace riscv_env_get_cpu with env_archcpu. The combination
CPU(riscv_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace ppc_env_get_cpu with env_archcpu. The combination
CPU(ppc_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace openrisc_env_get_cpu with env_archcpu. The combination
CPU(openrisc_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace nios2_env_get_cpu with env_archcpu. The combination
CPU(nios2_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace moxie_env_get_cpu with env_archcpu. The combination
CPU(moxie_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace mips_env_get_cpu with env_archcpu. The combination
CPU(mips_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace mb_env_get_cpu with env_archcpu. The combination
CPU(mb_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Move cpu_mmu_index below the include of "exec/cpu-all.h",
so that the definition of env_archcpu is available.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
The combination CPU(m68k_env_get_cpu) should have used
ENV_GET_CPU to begin; use env_cpu now.
Acked-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace lm32_env_get_cpu with env_archcpu. The combination
CPU(lm32_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace x86_env_get_cpu with env_archcpu. The combination
CPU(x86_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace hppa_env_get_cpu with env_archcpu. The combination
CPU(hppa_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace cris_env_get_cpu with env_archcpu. The combination
CPU(cris_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Fix all of the coding style errors in this file at once.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Fix all of the coding style errors in this file at once.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace arm_env_get_cpu with env_archcpu. The combination
CPU(arm_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Cleanup in the boilerplate that each target must define.
Replace alpha_env_get_cpu with env_archcpu. The combination
CPU(alpha_env_get_cpu) should have used ENV_GET_CPU to begin;
use env_cpu now.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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This will replace foo_env_get_cpu with a generic definition.
No changes to the target specific code so far.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Now that we have both ArchCPU and CPUArchState, we can define
this generically instead of via macro in each target's cpu.h.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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For all targets, do this just before including exec/cpu-all.h.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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For all targets, do this just before including exec/cpu-all.h.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Move all softmmu tlb data into this structure. Arrange the
members so that we are able to place mask+table together and
at a smaller absolute offset from ENV.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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For all targets, into this new file move TARGET_LONG_BITS,
TARGET_PAGE_BITS, TARGET_PHYS_ADDR_SPACE_BITS,
TARGET_VIRT_ADDR_SPACE_BITS, and NB_MMU_MODES.
Include this new file from exec/cpu-defs.h.
This now removes the somewhat odd requirement that target/arch/cpu.h
defines TARGET_LONG_BITS before including exec/cpu-defs.h, so push the
bulk of the includes within target/arch/cpu.h to the top.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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Both structures are allocated once per mmu_idx.
There is no reason for them to be separate.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
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into staging
usb-mtp: refactor the flow of usb_mtp_write_data
# gpg: Signature made Fri 07 Jun 2019 17:56:31 BST
# gpg: using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901 FE7D 4CB6 D8EE D3E8 7138
* remotes/kraxel/tags/usb-20190607-pull-request:
usb-mtp: refactor the flow of usb_mtp_write_data
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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'remotes/ehabkost/tags/machine-next-pull-request' into staging
Machine Core queue, 2019-06-07
* Improve CPU hotplug error message
(Laurent Vivier)
* Remove unused AccelClass::opt_name field
(Wainer dos Santos Moschetta)
# gpg: Signature made Fri 07 Jun 2019 19:31:28 BST
# gpg: using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6
* remotes/ehabkost/tags/machine-next-pull-request:
accel: Remove unused AccelClass::opt_name attribute
numa: improve cpu hotplug error message with a wrong node-id
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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