Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20180820' into staging

target-arm queue:
 * Fix crash on conditional instruction in an IT block
 * docs/generic-loader: mention U-Boot and Intel HEX executable formats
 * hw/intc/arm_gicv3_its: downgrade error_report to warn_report in kvm_arm_its_reset
 * imx_serial: Generate interrupt on receive data ready if enabled
 * Fix various minor bugs in AArch32 Hyp related coprocessor registers
 * Permit accesses to ELR_Hyp from Hyp mode via MSR/MRS (banked)
 * Implement AArch32 ERET instruction
 * hw/arm/virt: Add virt-3.1 machine type
 * sdhci: add i.MX SD Stable Clock bit
 * Remove now-obsolete MMIO request_ptr APIs
 * hw/timer/m48t59: Move away from old_mmio accessors
 * hw/watchdog/cmsdk_apb_watchdog: Implement CMSDK APB watchdog module
 * nvic: Expose NMI line
 * hw/dma/pl080: cleanups and new features required for use in MPS boards

# gpg: Signature made Mon 20 Aug 2018 11:30:12 BST
# gpg:                using RSA key 3C2525ED14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>"
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>"
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20180820: (25 commits)
  hw/dma/pl080: Remove hw_error() if DMA is enabled
  hw/dma/pl080: Correct bug in register address decode logic
  hw/dma/pl080: Provide device reset function
  hw/dma/pl080: Don't use CPU address space for DMA accesses
  hw/dma/pl080: Support all three interrupt lines
  hw/dma/pl080: Allow use as embedded-struct device
  nvic: Expose NMI line
  hw/watchdog/cmsdk_apb_watchdog: Implement CMSDK APB watchdog module
  hw/timer/m48t59: Move away from old_mmio accessors
  hw/misc: Remove mmio_interface device
  memory: Remove MMIO request_ptr APIs
  hw/ssi/xilinx_spips: Remove unneeded MMIO request_ptr code
  sdhci: add i.MX SD Stable Clock bit
  hw/arm/virt: Add virt-3.1 machine type
  target/arm: Implement AArch32 ERET instruction
  target/arm: Permit accesses to ELR_Hyp from Hyp mode via MSR/MRS (banked)
  target/arm: Implement ESR_EL2/HSR for AArch32 and no-EL2
  target/arm: Implement AArch32 Hyp FARs
  target/arm: Implement AArch32 HVBAR
  target/arm: Add missing .cp = 15 to HMAIR1 and HAMAIR1 regdefs
  ...

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