Merge remote-tracking branch 'remotes/agraf/tags/signed-ppc-for-upstream' into staging

Patch queue for ppc - 2014-06-27

Changes include:

  - instruction emulation fixes
  - linux-user fixes
  - mac99: layout fixes
  - pseries: Initial VFIO support
  - pseries: support for UUID
  - pseries: support for -boot m

# gpg: Signature made Fri 27 Jun 2014 12:51:01 BST using RSA key ID 03FEDC60
# gpg: Can't check signature: public key not found

* remotes/agraf/tags/signed-ppc-for-upstream: (32 commits)
  PPC: e500: Only create dt entries for existing serial ports
  spapr_pci: Use XICS interrupt allocator and do not cache interrupts in PHB
  vmstate: Add preallocation for migrating arrays (VMS_ALLOC flag)
  xics: Implement xics_ics_free()
  spapr: Remove @next_irq
  spapr: Move interrupt allocator to xics
  xics: Disable flags reset on xics reset
  xics: Add xics_find_source()
  xics: Add flags for interrupts
  spapr: Add RTAS sysparm SPLPAR Characteristics
  spapr: Add RTAS sysparm UUID
  spapr: Fix RTAS sysparm DIAGNOSTICS_RUN_MODE
  spapr: Add rtas_st_buffer utility function
  spapr: Define a 2.1 pseries machine
  spapr: Fix code design style (s/SPAPRMachine/sPAPRMachineState)
  target-ppc: Add support for POWER8 pvr 0x4D0000
  uninorth: Fix PCI hole size
  mac99: Add motherboard devices before PCI cards
  target-ppc: Remove unused gen_qemu_ld8s()
  target-ppc: Remove unused IMM and d extract helpers
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 42 insertions, 2 deletions

diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 1248eda272..60777fecf6 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -736,6 +736,14 @@ enum {
 
     QEMU_PPC_FEATURE_TRUE_LE = 0x00000002,
     QEMU_PPC_FEATURE_PPC_LE = 0x00000001,
+
+    /* Feature definitions in AT_HWCAP2.  */
+    QEMU_PPC_FEATURE2_ARCH_2_07 = 0x80000000, /* ISA 2.07 */
+    QEMU_PPC_FEATURE2_HAS_HTM = 0x40000000, /* Hardware Transactional Memory */
+    QEMU_PPC_FEATURE2_HAS_DSCR = 0x20000000, /* Data Stream Control Register */
+    QEMU_PPC_FEATURE2_HAS_EBB = 0x10000000, /* Event Base Branching */
+    QEMU_PPC_FEATURE2_HAS_ISEL = 0x08000000, /* Integer Select */
+    QEMU_PPC_FEATURE2_HAS_TAR = 0x04000000, /* Target Address Register */
 };
 
 #define ELF_HWCAP get_elf_hwcap()
@@ -749,6 +757,8 @@ static uint32_t get_elf_hwcap(void)
        Altivec/FP/SPE support.  Anything else is just a bonus.  */
 #define GET_FEATURE(flag, feature)                                      \
     do { if (cpu->env.insns_flags & flag) { features |= feature; } } while (0)
+#define GET_FEATURE2(flag, feature)                                      \
+    do { if (cpu->env.insns_flags2 & flag) { features |= feature; } } while (0)
     GET_FEATURE(PPC_64B, QEMU_PPC_FEATURE_64);
     GET_FEATURE(PPC_FLOAT, QEMU_PPC_FEATURE_HAS_FPU);
     GET_FEATURE(PPC_ALTIVEC, QEMU_PPC_FEATURE_HAS_ALTIVEC);
@@ -757,7 +767,36 @@ static uint32_t get_elf_hwcap(void)
     GET_FEATURE(PPC_SPE_DOUBLE, QEMU_PPC_FEATURE_HAS_EFP_DOUBLE);
     GET_FEATURE(PPC_BOOKE, QEMU_PPC_FEATURE_BOOKE);
     GET_FEATURE(PPC_405_MAC, QEMU_PPC_FEATURE_HAS_4xxMAC);
+    GET_FEATURE2(PPC2_DFP, QEMU_PPC_FEATURE_HAS_DFP);
+    GET_FEATURE2(PPC2_VSX, QEMU_PPC_FEATURE_HAS_VSX);
+    GET_FEATURE2((PPC2_PERM_ISA206 | PPC2_DIVE_ISA206 | PPC2_ATOMIC_ISA206 |
+                  PPC2_FP_CVT_ISA206 | PPC2_FP_TST_ISA206),
+                  QEMU_PPC_FEATURE_ARCH_2_06);
+#undef GET_FEATURE
+#undef GET_FEATURE2
+
+    return features;
+}
+
+#define ELF_HWCAP2 get_elf_hwcap2()
+
+static uint32_t get_elf_hwcap2(void)
+{
+    PowerPCCPU *cpu = POWERPC_CPU(thread_cpu);
+    uint32_t features = 0;
+
+#define GET_FEATURE(flag, feature)                                      \
+    do { if (cpu->env.insns_flags & flag) { features |= feature; } } while (0)
+#define GET_FEATURE2(flag, feature)                                      \
+    do { if (cpu->env.insns_flags2 & flag) { features |= feature; } } while (0)
+
+    GET_FEATURE(PPC_ISEL, QEMU_PPC_FEATURE2_HAS_ISEL);
+    GET_FEATURE2(PPC2_BCTAR_ISA207, QEMU_PPC_FEATURE2_HAS_TAR);
+    GET_FEATURE2((PPC2_BCTAR_ISA207 | PPC2_LSQ_ISA207 | PPC2_ALTIVEC_207 |
+                  PPC2_ISA207S), QEMU_PPC_FEATURE2_ARCH_2_07);
+
 #undef GET_FEATURE
+#undef GET_FEATURE2
 
     return features;
 }
@@ -774,8 +813,9 @@ static uint32_t get_elf_hwcap(void)
 #define DLINFO_ARCH_ITEMS       5
 #define ARCH_DLINFO                                     \
     do {                                                \
-        NEW_AUX_ENT(AT_DCACHEBSIZE, 0x20);              \
-        NEW_AUX_ENT(AT_ICACHEBSIZE, 0x20);              \
+        PowerPCCPU *cpu = POWERPC_CPU(thread_cpu);              \
+        NEW_AUX_ENT(AT_DCACHEBSIZE, cpu->env.dcache_line_size); \
+        NEW_AUX_ENT(AT_ICACHEBSIZE, cpu->env.icache_line_size); \
         NEW_AUX_ENT(AT_UCACHEBSIZE, 0);                 \
         /*                                              \
          * Now handle glibc compatibility.              \