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This is the MTTCG pull-request as posted yesterday.

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Merge remote-tracking branch 'remotes/stsquad/tags/pull-mttcg-240217-1' into staging

This is the MTTCG pull-request as posted yesterday.

# gpg: Signature made Fri 24 Feb 2017 11:17:51 GMT
# gpg:                using RSA key 0xFBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>"
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-mttcg-240217-1: (24 commits)
  tcg: enable MTTCG by default for ARM on x86 hosts
  hw/misc/imx6_src: defer clearing of SRC_SCR reset bits
  target-arm: ensure all cross vCPUs TLB flushes complete
  target-arm: don't generate WFE/YIELD calls for MTTCG
  target-arm/powerctl: defer cpu reset work to CPU context
  cputlb: introduce tlb_flush_*_all_cpus[_synced]
  cputlb: atomically update tlb fields used by tlb_reset_dirty
  cputlb: add tlb_flush_by_mmuidx async routines
  cputlb and arm/sparc targets: convert mmuidx flushes from varg to bitmap
  cputlb: introduce tlb_flush_* async work.
  cputlb: tweak qemu_ram_addr_from_host_nofail reporting
  cputlb: add assert_cpu_is_self checks
  tcg: handle EXCP_ATOMIC exception for system emulation
  tcg: enable thread-per-vCPU
  tcg: enable tb_lock() for SoftMMU
  tcg: remove global exit_request
  tcg: drop global lock during TCG code execution
  tcg: rename tcg_current_cpu to tcg_current_rr_cpu
  tcg: add kick timer for single-threaded vCPU emulation
  tcg: add options for enabling MTTCG
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-02-25 18:43:52 +00:00
commit 28f997a82c
40 changed files with 1881 additions and 479 deletions
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7
target/i386/smm_helper.c
View file

@ -18,6 +18,7 @@
*/
#include "qemu/osdep.h"
#include "qemu/main-loop.h"
#include "cpu.h"
#include "exec/helper-proto.h"
#include "exec/log.h"
@ -42,11 +43,14 @@ void helper_rsm(CPUX86State *env)
#define SMM_REVISION_ID 0x00020000
#endif
/* Called with iothread lock taken */
void cpu_smm_update(X86CPU *cpu)
{
CPUX86State *env = &cpu->env;
bool smm_enabled = (env->hflags & HF_SMM_MASK);
g_assert(qemu_mutex_iothread_locked());
if (cpu->smram) {
memory_region_set_enabled(cpu->smram, smm_enabled);
}
@ -333,7 +337,10 @@ void helper_rsm(CPUX86State *env)
}
env->hflags2 &= ~HF2_SMM_INSIDE_NMI_MASK;
env->hflags &= ~HF_SMM_MASK;
qemu_mutex_lock_iothread();
cpu_smm_update(cpu);
qemu_mutex_unlock_iothread();
qemu_log_mask(CPU_LOG_INT, "SMM: after RSM\n");
log_cpu_state_mask(CPU_LOG_INT, CPU(cpu), CPU_DUMP_CCOP);