Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* cpu-exec fixes (Emilio, Laurent)
* TCG bugfix in queue.h (Paolo)
* high address load for linuxboot (Zhijian)
* PVH support (Liam, Stefano)
* misc i386 changes (Paolo, Robert, Doug)
* configure tweak for openpty (Thomas)
* elf2dmp port to Windows (Viktor)
* initial improvements to Makefile infrastructure (Yang + GSoC 2013)

# gpg: Signature made Tue 05 Feb 2019 17:34:42 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (76 commits)
  queue: fix QTAILQ_FOREACH_REVERSE_SAFE
  scsi-generic: Convert from DPRINTF() macro to trace events
  scsi-disk: Convert from DPRINTF() macro to trace events
  pc: Use hotplug_handler_(plug|unplug|unplug_request)
  i386: hvf: Fix smp boot hangs
  hw/vfio/Makefile.objs: Create new CONFIG_* variables for VFIO core and PCI
  hw/i2c/Makefile.objs: Create new CONFIG_* variables for EEPROM and ACPI controller
  hw/tricore/Makefile.objs: Create CONFIG_* for tricore
  hw/openrisc/Makefile.objs: Create CONFIG_* for openrisc
  hw/moxie/Makefile.objs: Conditionally build moxie
  hw/hppa/Makefile.objs: Create CONFIG_* for hppa
  hw/cris/Makefile.objs: Create CONFIG_* for cris
  hw/alpha/Makefile.objs: Create CONFIG_* for alpha
  hw/sparc64/Makefile.objs: Create CONFIG_* for sparc64
  hw/riscv/Makefile.objs: Create CONFIG_* for riscv boards
  hw/nios2/Makefile.objs: Conditionally build nios2
  hw/xtensa/Makefile.objs: Build xtensa_sim and xtensa_fpga conditionally
  hw/lm32/Makefile.objs: Conditionally build lm32 and milkmyst
  hw/sparc/Makefile.objs: CONFIG_* for sun4m and leon3 created
  hw/s390/Makefile.objs: Create new CONFIG_* variables for s390x boards and devices
  ...

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

# Conflicts:
#	qemu-deprecated.texi

1 files changed, 21 insertions, 14 deletions

diff --git a/hw/core/loader.c b/hw/core/loader.c
index c4f62fe427..fe5cb24122 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -77,21 +77,20 @@ int64_t get_image_size(const char *filename)
 ssize_t load_image_size(const char *filename, void *addr, size_t size)
 {
     int fd;
-    ssize_t actsize;
+    ssize_t actsize, l = 0;
 
     fd = open(filename, O_RDONLY | O_BINARY);
     if (fd < 0) {
         return -1;
     }
 
-    actsize = read(fd, addr, size);
-    if (actsize < 0) {
-        close(fd);
-        return -1;
+    while ((actsize = read(fd, addr + l, size - l)) > 0) {
+        l += actsize;
     }
+
     close(fd);
 
-    return actsize;
+    return actsize < 0 ? -1 : l;
 }
 
 /* read()-like version */
@@ -396,37 +395,42 @@ fail:
 }
 
 /* return < 0 if error, otherwise the number of bytes loaded in memory */
-int load_elf(const char *filename, uint64_t (*translate_fn)(void *, uint64_t),
+int load_elf(const char *filename,
+             uint64_t (*elf_note_fn)(void *, void *, bool),
+             uint64_t (*translate_fn)(void *, uint64_t),
              void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
              uint64_t *highaddr, int big_endian, int elf_machine,
              int clear_lsb, int data_swab)
 {
-    return load_elf_as(filename, translate_fn, translate_opaque, pentry,
-                       lowaddr, highaddr, big_endian, elf_machine, clear_lsb,
-                       data_swab, NULL);
+    return load_elf_as(filename, elf_note_fn, translate_fn, translate_opaque,
+                       pentry, lowaddr, highaddr, big_endian, elf_machine,
+                       clear_lsb, data_swab, NULL);
 }
 
 /* return < 0 if error, otherwise the number of bytes loaded in memory */
 int load_elf_as(const char *filename,
+                uint64_t (*elf_note_fn)(void *, void *, bool),
                 uint64_t (*translate_fn)(void *, uint64_t),
                 void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
                 uint64_t *highaddr, int big_endian, int elf_machine,
                 int clear_lsb, int data_swab, AddressSpace *as)
 {
-    return load_elf_ram(filename, translate_fn, translate_opaque,
+    return load_elf_ram(filename, elf_note_fn, translate_fn, translate_opaque,
                         pentry, lowaddr, highaddr, big_endian, elf_machine,
                         clear_lsb, data_swab, as, true);
 }
 
 /* return < 0 if error, otherwise the number of bytes loaded in memory */
 int load_elf_ram(const char *filename,
+                 uint64_t (*elf_note_fn)(void *, void *, bool),
                  uint64_t (*translate_fn)(void *, uint64_t),
                  void *translate_opaque, uint64_t *pentry, uint64_t *lowaddr,
                  uint64_t *highaddr, int big_endian, int elf_machine,
                  int clear_lsb, int data_swab, AddressSpace *as,
                  bool load_rom)
 {
-    return load_elf_ram_sym(filename, translate_fn, translate_opaque,
+    return load_elf_ram_sym(filename, elf_note_fn,
+                            translate_fn, translate_opaque,
                             pentry, lowaddr, highaddr, big_endian,
                             elf_machine, clear_lsb, data_swab, as,
                             load_rom, NULL);
@@ -434,6 +438,7 @@ int load_elf_ram(const char *filename,
 
 /* return < 0 if error, otherwise the number of bytes loaded in memory */
 int load_elf_ram_sym(const char *filename,
+                     uint64_t (*elf_note_fn)(void *, void *, bool),
                      uint64_t (*translate_fn)(void *, uint64_t),
                      void *translate_opaque, uint64_t *pentry,
                      uint64_t *lowaddr, uint64_t *highaddr, int big_endian,
@@ -476,11 +481,13 @@ int load_elf_ram_sym(const char *filename,
 
     lseek(fd, 0, SEEK_SET);
     if (e_ident[EI_CLASS] == ELFCLASS64) {
-        ret = load_elf64(filename, fd, translate_fn, translate_opaque, must_swab,
+        ret = load_elf64(filename, fd, elf_note_fn,
+                         translate_fn, translate_opaque, must_swab,
                          pentry, lowaddr, highaddr, elf_machine, clear_lsb,
                          data_swab, as, load_rom, sym_cb);
     } else {
-        ret = load_elf32(filename, fd, translate_fn, translate_opaque, must_swab,
+        ret = load_elf32(filename, fd, elf_note_fn,
+                         translate_fn, translate_opaque, must_swab,
                          pentry, lowaddr, highaddr, elf_machine, clear_lsb,
                          data_swab, as, load_rom, sym_cb);
     }