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Patch queue for ppc - 2014-11-20

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Hopefully the last few fixups for 2.2:
 
   - KVM memory slot fix (should usually only occur on PPC)
   - e300 fix
   - Altivec mtvscr instruction fix
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Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' into staging

Patch queue for ppc - 2014-11-20

Hopefully the last few fixups for 2.2:

  - KVM memory slot fix (should usually only occur on PPC)
  - e300 fix
  - Altivec mtvscr instruction fix

# gpg: Signature made Thu 20 Nov 2014 13:53:34 GMT using RSA key ID 03FEDC60
# gpg: Good signature from "Alexander Graf <agraf@suse.de>"
# gpg:                 aka "Alexander Graf <alex@csgraf.de>"

* remotes/agraf/tags/signed-ppc-for-upstream:
  target-ppc: Altivec's mtvscr Decodes Wrong Register
  kvm: Fix memory slot page alignment logic
  target-ppc: Fix breakpoint registers for e300

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2014-11-20 14:02:24 +00:00
commit ff323a6b54
3 changed files with 31 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
kvm-all.c
View File

@ -634,8 +634,10 @@ static void kvm_set_phys_mem(MemoryRegionSection *section, bool add)
unsigned delta; unsigned delta;
/* kvm works in page size chunks, but the function may be called /* kvm works in page size chunks, but the function may be called
with sub-page size and unaligned start address. */ with sub-page size and unaligned start address. Pad the start
delta = TARGET_PAGE_ALIGN(size) - size; address to next and truncate size to previous page boundary. */
delta = (TARGET_PAGE_SIZE - (start_addr & ~TARGET_PAGE_MASK));
delta &= ~TARGET_PAGE_MASK;
if (delta > size) { if (delta > size) {
return; return;
} }

2
target-ppc/translate.c
View File

@ -6848,7 +6848,7 @@ static void gen_mtvscr(DisasContext *ctx)
gen_exception(ctx, POWERPC_EXCP_VPU); gen_exception(ctx, POWERPC_EXCP_VPU);
return; return;
} }
p = gen_avr_ptr(rD(ctx->opcode)); p = gen_avr_ptr(rB(ctx->opcode));
gen_helper_mtvscr(cpu_env, p); gen_helper_mtvscr(cpu_env, p);
tcg_temp_free_ptr(p); tcg_temp_free_ptr(p);
} }

52
target-ppc/translate_init.c
View File

@ -4374,32 +4374,6 @@ static void init_proc_G2LE (CPUPPCState *env)
SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic, &spr_read_generic, &spr_write_generic,
0x00000000); 0x00000000);
/* Breakpoints */
/* XXX : not implemented */
spr_register(env, SPR_DABR, "DABR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_DABR2, "DABR2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_IABR2, "IABR2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_IBCR, "IBCR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_DBCR, "DBCR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* Memory management */ /* Memory management */
gen_low_BATs(env); gen_low_BATs(env);
@ -4628,6 +4602,32 @@ static void init_proc_e300 (CPUPPCState *env)
SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic, &spr_read_generic, &spr_write_generic,
0x00000000); 0x00000000);
/* Breakpoints */
/* XXX : not implemented */
spr_register(env, SPR_DABR, "DABR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_DABR2, "DABR2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_IABR2, "IABR2",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_IBCR, "IBCR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* XXX : not implemented */
spr_register(env, SPR_DBCR, "DBCR",
SPR_NOACCESS, SPR_NOACCESS,
&spr_read_generic, &spr_write_generic,
0x00000000);
/* Memory management */ /* Memory management */
gen_low_BATs(env); gen_low_BATs(env);
gen_high_BATs(env); gen_high_BATs(env);