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target-arm queue:

Browse Source 
* hw/net/can: fix Xilinx ZynqMP CAN RX FIFO logic
  * Fix alignment for Neon VLD4.32
  * Refactoring of page-table-walk code
  * hw/acpi: Add ospm_status hook implementation for acpi-ged
  * hw/net/lan9118: Signal TSFL_INT flag when TX FIFO reaches specified level
  * chardev/baum: avoid variable-length arrays
  * io/channel-websock: avoid variable-length arrays
  * hw/net/e1000e_core: Use definition to avoid dynamic stack allocation
  * hw/ppc/pnv: Avoid dynamic stack allocation
  * hw/intc/xics: Avoid dynamic stack allocation
  * hw/i386/multiboot: Avoid dynamic stack allocation
  * hw/usb/hcd-ohci: Use definition to avoid dynamic stack allocation
  * ui/curses: Avoid dynamic stack allocation
  * tests/unit/test-vmstate: Avoid dynamic stack allocation
  * configure: fix various shellcheck-spotted issues and nits
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 =hec8
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Merge tag 'pull-target-arm-20220922' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * hw/net/can: fix Xilinx ZynqMP CAN RX FIFO logic
 * Fix alignment for Neon VLD4.32
 * Refactoring of page-table-walk code
 * hw/acpi: Add ospm_status hook implementation for acpi-ged
 * hw/net/lan9118: Signal TSFL_INT flag when TX FIFO reaches specified level
 * chardev/baum: avoid variable-length arrays
 * io/channel-websock: avoid variable-length arrays
 * hw/net/e1000e_core: Use definition to avoid dynamic stack allocation
 * hw/ppc/pnv: Avoid dynamic stack allocation
 * hw/intc/xics: Avoid dynamic stack allocation
 * hw/i386/multiboot: Avoid dynamic stack allocation
 * hw/usb/hcd-ohci: Use definition to avoid dynamic stack allocation
 * ui/curses: Avoid dynamic stack allocation
 * tests/unit/test-vmstate: Avoid dynamic stack allocation
 * configure: fix various shellcheck-spotted issues and nits

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# =hec8
# -----END PGP SIGNATURE-----
# gpg: Signature made Thu 22 Sep 2022 12:34:15 EDT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [full]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [unknown]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20220922' of https://git.linaro.org/people/pmaydell/qemu-arm: (39 commits)
  configure: Avoid use of 'local' as it is non-POSIX
  configure: Check mkdir result directly, not via $?
  configure: Remove use of backtick `...` syntax
  configure: Add './' on front of glob of */config-devices.mak.d
  configure: Add missing quoting for some easy cases
  configure: Remove unused meson_args variable
  configure: Remove unused python_version variable
  tests/unit/test-vmstate: Avoid dynamic stack allocation
  ui/curses: Avoid dynamic stack allocation
  hw/usb/hcd-ohci: Use definition to avoid dynamic stack allocation
  hw/i386/multiboot: Avoid dynamic stack allocation
  hw/intc/xics: Avoid dynamic stack allocation
  hw/ppc/pnv: Avoid dynamic stack allocation
  hw/net/e1000e_core: Use definition to avoid dynamic stack allocation
  io/channel-websock: Replace strlen(const_str) by sizeof(const_str) - 1
  chardev/baum: Avoid dynamic stack allocation
  chardev/baum: Use definitions to avoid dynamic stack allocation
  chardev/baum: Replace magic values by X_MAX / Y_MAX definitions
  hw/net/lan9118: Signal TSFL_INT flag when TX FIFO reaches specified level
  hw/acpi: Add ospm_status hook implementation for acpi-ged
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2022-09-26 13:38:26 -04:00
commit 99d6b11b5b
21 changed files with 347 additions and 374 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
chardev/baum.c
View File

@ -87,6 +87,9 @@
#define BUF_SIZE 256
#define X_MAX 84
#define Y_MAX 1
struct BaumChardev {
Chardev parent;
@ -244,11 +247,11 @@ static int baum_deferred_init(BaumChardev *baum)
brlapi_perror("baum: brlapi__getDisplaySize");
return 0;
}
if (baum->y > 1) {
baum->y = 1;
if (baum->y > Y_MAX) {
baum->y = Y_MAX;
}
if (baum->x > 84) {
baum->x = 84;
if (baum->x > X_MAX) {
baum->x = X_MAX;
}
con = qemu_console_lookup_by_index(0);
@ -296,7 +299,8 @@ static void baum_chr_accept_input(struct Chardev *chr)
static void baum_write_packet(BaumChardev *baum, const uint8_t *buf, int len)
{
Chardev *chr = CHARDEV(baum);
uint8_t io_buf[1 + 2 * len], *cur = io_buf;
g_autofree uint8_t *io_buf = g_malloc(1 + 2 * len);
uint8_t *cur = io_buf;
int room;
*cur++ = ESC;
while (len--)
@ -380,9 +384,9 @@ static int baum_eat_packet(BaumChardev *baum, const uint8_t *buf, int len)
switch (req) {
case BAUM_REQ_DisplayData:
{
uint8_t cells[baum->x * baum->y], c;
uint8_t text[baum->x * baum->y];
uint8_t zero[baum->x * baum->y];
uint8_t cells[X_MAX * Y_MAX], c;
uint8_t text[X_MAX * Y_MAX];
uint8_t zero[X_MAX * Y_MAX];
int cursor = BRLAPI_CURSOR_OFF;
int i;
@ -405,7 +409,7 @@ static int baum_eat_packet(BaumChardev *baum, const uint8_t *buf, int len)
}
timer_del(baum->cellCount_timer);
memset(zero, 0, sizeof(zero));
memset(zero, 0, baum->x * baum->y);
brlapi_writeArguments_t wa = {
.displayNumber = BRLAPI_DISPLAY_DEFAULT,

82
configure vendored
View File

@ -57,7 +57,7 @@ GNUmakefile: ;
EOF
cd build
exec $source_path/configure "$@"
exec "$source_path/configure" "$@"
fi
# Temporary directory used for files created while
@ -67,8 +67,7 @@ fi
# it when configure exits.)
TMPDIR1="config-temp"
rm -rf "${TMPDIR1}"
mkdir -p "${TMPDIR1}"
if [ $? -ne 0 ]; then
if ! mkdir -p "${TMPDIR1}"; then
echo "ERROR: failed to create temporary directory"
exit 1
fi
@ -111,7 +110,7 @@ error_exit() {
do_compiler() {
# Run the compiler, capturing its output to the log. First argument
# is compiler binary to execute.
local compiler="$1"
compiler="$1"
shift
if test -n "$BASH_VERSION"; then eval '
echo >>config.log "
@ -311,7 +310,6 @@ pie=""
coroutine=""
plugins="$default_feature"
meson=""
meson_args=""
ninja=""
bindir="bin"
skip_meson=no
@ -692,7 +690,7 @@ meson_option_build_array() {
printf ']\n'
}
. $source_path/scripts/meson-buildoptions.sh
. "$source_path/scripts/meson-buildoptions.sh"
meson_options=
meson_option_add() {
@ -712,7 +710,7 @@ for opt do
case "$opt" in
--help|-h) show_help=yes
;;
--version|-V) exec cat $source_path/VERSION
--version|-V) exec cat "$source_path/VERSION"
;;
--prefix=*) prefix="$optarg"
;;
@ -986,7 +984,7 @@ default_target_list=""
mak_wilds=""
if [ "$linux_user" != no ]; then
if [ "$targetos" = linux ] && [ -d $source_path/linux-user/include/host/$cpu ]; then
if [ "$targetos" = linux ] && [ -d "$source_path/linux-user/include/host/$cpu" ]; then
linux_user=yes
elif [ "$linux_user" = yes ]; then
error_exit "linux-user not supported on this architecture"
@ -996,7 +994,7 @@ if [ "$bsd_user" != no ]; then
if [ "$bsd_user" = "" ]; then
test $targetos = freebsd && bsd_user=yes
fi
if [ "$bsd_user" = yes ] && ! [ -d $source_path/bsd-user/$targetos ]; then
if [ "$bsd_user" = yes ] && ! [ -d "$source_path/bsd-user/$targetos" ]; then
error_exit "bsd-user not supported on this host OS"
fi
fi
@ -1094,7 +1092,7 @@ exit 0
fi
# Remove old dependency files to make sure that they get properly regenerated
rm -f */config-devices.mak.d
rm -f ./*/config-devices.mak.d
if test -z "$python"
then
@ -1112,16 +1110,13 @@ if ! $python -c 'import sys; sys.exit(sys.version_info < (3,6))'; then
"Use --python=/path/to/python to specify a supported Python."
fi
# Preserve python version since some functionality is dependent on it
python_version=$($python -c 'import sys; print("%d.%d.%d" % (sys.version_info[0], sys.version_info[1], sys.version_info[2]))' 2>/dev/null)
# Suppress writing compiled files
python="$python -B"
if test -z "$meson"; then
if test "$explicit_python" = no && has meson && version_ge "$(meson --version)" 0.59.3; then
meson=meson
elif test $git_submodules_action != 'ignore' ; then
elif test "$git_submodules_action" != 'ignore' ; then
meson=git
elif test -e "${source_path}/meson/meson.py" ; then
meson=internal
@ -1838,7 +1833,7 @@ esac
container="no"
if test $use_containers = "yes"; then
if has "docker" || has "podman"; then
container=$($python $source_path/tests/docker/docker.py probe)
container=$($python "$source_path"/tests/docker/docker.py probe)
fi
fi
@ -2070,7 +2065,6 @@ probe_target_compiler() {
: ${container_cross_strip:=${container_cross_prefix}strip}
done
local t try
try=cross
case "$target_arch:$cpu" in
aarch64_be:aarch64 | \
@ -2083,8 +2077,8 @@ probe_target_compiler() {
try='native cross' ;;
esac
eval "target_cflags=\${cross_cc_cflags_$target_arch}"
for t in $try; do
case $t in
for thistry in $try; do
case $thistry in
native)
target_cc=$cc
target_ccas=$ccas
@ -2288,7 +2282,7 @@ if test "$QEMU_GA_DISTRO" = ""; then
QEMU_GA_DISTRO=Linux
fi
if test "$QEMU_GA_VERSION" = ""; then
QEMU_GA_VERSION=$(cat $source_path/VERSION)
QEMU_GA_VERSION=$(cat "$source_path"/VERSION)
fi
@ -2315,7 +2309,7 @@ LINKS="$LINKS python"
LINKS="$LINKS contrib/plugins/Makefile "
for f in $LINKS ; do
if [ -e "$source_path/$f" ]; then
mkdir -p `dirname ./$f`
mkdir -p "$(dirname ./"$f")"
symlink "$source_path/$f" "$f"
fi
done
@ -2537,7 +2531,7 @@ fi
for target in $target_list; do
target_dir="$target"
target_name=$(echo $target | cut -d '-' -f 1)$EXESUF
mkdir -p $target_dir
mkdir -p "$target_dir"
case $target in
*-user) symlink "../qemu-$target_name" "$target_dir/qemu-$target_name" ;;
*) symlink "../qemu-system-$target_name" "$target_dir/qemu-system-$target_name" ;;
@ -2572,14 +2566,14 @@ for target in $target_list; do
config_target_mak=tests/tcg/config-$target.mak
echo "# Automatically generated by configure - do not modify" > $config_target_mak
echo "TARGET_NAME=$arch" >> $config_target_mak
echo "TARGET_NAME=$arch" >> "$config_target_mak"
case $target in
xtensa*-linux-user)
# the toolchain is not complete with headers, only build softmmu tests
continue
;;
*-softmmu)
test -f $source_path/tests/tcg/$arch/Makefile.softmmu-target || continue
test -f "$source_path/tests/tcg/$arch/Makefile.softmmu-target" || continue
qemu="qemu-system-$arch"
;;
*-linux-user|*-bsd-user)
@ -2594,73 +2588,73 @@ for target in $target_list; do
# compilers is a requirememt for adding a new test that needs a
# compiler feature.
echo "BUILD_STATIC=$build_static" >> $config_target_mak
write_target_makefile >> $config_target_mak
echo "BUILD_STATIC=$build_static" >> "$config_target_mak"
write_target_makefile >> "$config_target_mak"
case $target in
aarch64-*)
if do_compiler "$target_cc" $target_cflags \
-march=armv8.1-a+sve -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_SVE=y" >> $config_target_mak
echo "CROSS_CC_HAS_SVE=y" >> "$config_target_mak"
fi
if do_compiler "$target_cc" $target_cflags \
-march=armv8.1-a+sve2 -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_SVE2=y" >> $config_target_mak
echo "CROSS_CC_HAS_SVE2=y" >> "$config_target_mak"
fi
if do_compiler "$target_cc" $target_cflags \
-march=armv8.3-a -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_ARMV8_3=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_3=y" >> "$config_target_mak"
fi
if do_compiler "$target_cc" $target_cflags \
-mbranch-protection=standard -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_ARMV8_BTI=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_BTI=y" >> "$config_target_mak"
fi
if do_compiler "$target_cc" $target_cflags \
-march=armv8.5-a+memtag -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_ARMV8_MTE=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_MTE=y" >> "$config_target_mak"
fi
;;
ppc*)
if do_compiler "$target_cc" $target_cflags \
-mpower8-vector -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> $config_target_mak
echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> "$config_target_mak"
fi
if do_compiler "$target_cc" $target_cflags \
-mpower10 -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_POWER10=y" >> $config_target_mak
echo "CROSS_CC_HAS_POWER10=y" >> "$config_target_mak"
fi
;;
i386-linux-user)
if do_compiler "$target_cc" $target_cflags \
-Werror -fno-pie -o $TMPE $TMPC; then
echo "CROSS_CC_HAS_I386_NOPIE=y" >> $config_target_mak
echo "CROSS_CC_HAS_I386_NOPIE=y" >> "$config_target_mak"
fi
;;
esac
elif test -n "$container_image"; then
echo "build-tcg-tests-$target: docker-image-$container_image" >> $makefile
echo "BUILD_STATIC=y" >> $config_target_mak
write_container_target_makefile >> $config_target_mak
echo "BUILD_STATIC=y" >> "$config_target_mak"
write_container_target_makefile >> "$config_target_mak"
case $target in
aarch64-*)
echo "CROSS_CC_HAS_SVE=y" >> $config_target_mak
echo "CROSS_CC_HAS_SVE2=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_3=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_BTI=y" >> $config_target_mak
echo "CROSS_CC_HAS_ARMV8_MTE=y" >> $config_target_mak
echo "CROSS_CC_HAS_SVE=y" >> "$config_target_mak"
echo "CROSS_CC_HAS_SVE2=y" >> "$config_target_mak"
echo "CROSS_CC_HAS_ARMV8_3=y" >> "$config_target_mak"
echo "CROSS_CC_HAS_ARMV8_BTI=y" >> "$config_target_mak"
echo "CROSS_CC_HAS_ARMV8_MTE=y" >> "$config_target_mak"
;;
ppc*)
echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> $config_target_mak
echo "CROSS_CC_HAS_POWER10=y" >> $config_target_mak
echo "CROSS_CC_HAS_POWER8_VECTOR=y" >> "$config_target_mak"
echo "CROSS_CC_HAS_POWER10=y" >> "$config_target_mak"
;;
i386-linux-user)
echo "CROSS_CC_HAS_I386_NOPIE=y" >> $config_target_mak
echo "CROSS_CC_HAS_I386_NOPIE=y" >> "$config_target_mak"
;;
esac
got_cross_cc=yes
fi
if test $got_cross_cc = yes; then
mkdir -p tests/tcg/$target
echo "QEMU=$PWD/$qemu" >> $config_target_mak
echo "QEMU=$PWD/$qemu" >> "$config_target_mak"
echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> $makefile
tcg_tests_targets="$tcg_tests_targets $target"
fi

8
hw/acpi/generic_event_device.c
View File

@ -267,6 +267,13 @@ static void acpi_ged_unplug_cb(HotplugHandler *hotplug_dev,
}
}
static void acpi_ged_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list)
{
AcpiGedState *s = ACPI_GED(adev);
acpi_memory_ospm_status(&s->memhp_state, list);
}
static void acpi_ged_send_event(AcpiDeviceIf *adev, AcpiEventStatusBits ev)
{
AcpiGedState *s = ACPI_GED(adev);
@ -409,6 +416,7 @@ static void acpi_ged_class_init(ObjectClass *class, void *data)
hc->unplug_request = acpi_ged_unplug_request_cb;
hc->unplug = acpi_ged_unplug_cb;
adevc->ospm_status = acpi_ged_ospm_status;
adevc->send_event = acpi_ged_send_event;
}

5
hw/i386/multiboot.c
View File

@ -163,6 +163,7 @@ int load_multiboot(X86MachineState *x86ms,
uint8_t *mb_bootinfo_data;
uint32_t cmdline_len;
GList *mods = NULL;
g_autofree char *kcmdline = NULL;
/* Ok, let's see if it is a multiboot image.
The header is 12x32bit long, so the latest entry may be 8192 - 48. */
@ -362,9 +363,7 @@ int load_multiboot(X86MachineState *x86ms,
}
/* Commandline support */
char kcmdline[strlen(kernel_filename) + strlen(kernel_cmdline) + 2];
snprintf(kcmdline, sizeof(kcmdline), "%s %s",
kernel_filename, kernel_cmdline);
kcmdline = g_strdup_printf("%s %s", kernel_filename, kernel_cmdline);
stl_p(bootinfo + MBI_CMDLINE, mb_add_cmdline(&mbs, kcmdline));
stl_p(bootinfo + MBI_BOOTLOADER, mb_add_bootloader(&mbs, bootloader_name));

2
hw/intc/xics.c
View File

@ -567,8 +567,8 @@ static void ics_reset_irq(ICSIRQState *irq)
static void ics_reset(DeviceState *dev)
{
ICSState *ics = ICS(dev);
g_autofree uint8_t *flags = g_malloc(ics->nr_irqs);
int i;
uint8_t flags[ics->nr_irqs];
for (i = 0; i < ics->nr_irqs; i++) {
flags[i] = ics->irqs[i].flags;

32
hw/net/can/xlnx-zynqmp-can.c
View File

@ -696,30 +696,30 @@ static void update_rx_fifo(XlnxZynqMPCANState *s, const qemu_can_frame *frame)
timestamp));
/* First 32 bit of the data. */
fifo32_push(&s->rx_fifo, deposit32(0, R_TXFIFO_DATA1_DB3_SHIFT,
R_TXFIFO_DATA1_DB3_LENGTH,
fifo32_push(&s->rx_fifo, deposit32(0, R_RXFIFO_DATA1_DB3_SHIFT,
R_RXFIFO_DATA1_DB3_LENGTH,
frame->data[0]) |
deposit32(0, R_TXFIFO_DATA1_DB2_SHIFT,
R_TXFIFO_DATA1_DB2_LENGTH,
deposit32(0, R_RXFIFO_DATA1_DB2_SHIFT,
R_RXFIFO_DATA1_DB2_LENGTH,
frame->data[1]) |
deposit32(0, R_TXFIFO_DATA1_DB1_SHIFT,
R_TXFIFO_DATA1_DB1_LENGTH,
deposit32(0, R_RXFIFO_DATA1_DB1_SHIFT,
R_RXFIFO_DATA1_DB1_LENGTH,
frame->data[2]) |
deposit32(0, R_TXFIFO_DATA1_DB0_SHIFT,
R_TXFIFO_DATA1_DB0_LENGTH,
deposit32(0, R_RXFIFO_DATA1_DB0_SHIFT,
R_RXFIFO_DATA1_DB0_LENGTH,
frame->data[3]));
/* Last 32 bit of the data. */
fifo32_push(&s->rx_fifo, deposit32(0, R_TXFIFO_DATA2_DB7_SHIFT,
R_TXFIFO_DATA2_DB7_LENGTH,
fifo32_push(&s->rx_fifo, deposit32(0, R_RXFIFO_DATA2_DB7_SHIFT,
R_RXFIFO_DATA2_DB7_LENGTH,
frame->data[4]) |
deposit32(0, R_TXFIFO_DATA2_DB6_SHIFT,
R_TXFIFO_DATA2_DB6_LENGTH,
deposit32(0, R_RXFIFO_DATA2_DB6_SHIFT,
R_RXFIFO_DATA2_DB6_LENGTH,
frame->data[5]) |
deposit32(0, R_TXFIFO_DATA2_DB5_SHIFT,
R_TXFIFO_DATA2_DB5_LENGTH,
deposit32(0, R_RXFIFO_DATA2_DB5_SHIFT,
R_RXFIFO_DATA2_DB5_LENGTH,
frame->data[6]) |
deposit32(0, R_TXFIFO_DATA2_DB4_SHIFT,
R_TXFIFO_DATA2_DB4_LENGTH,
deposit32(0, R_RXFIFO_DATA2_DB4_SHIFT,
R_RXFIFO_DATA2_DB4_LENGTH,
frame->data[7]));
ARRAY_FIELD_DP32(s->regs, INTERRUPT_STATUS_REGISTER, RXOK, 1);

7
hw/net/e1000e_core.c
View File

@ -1622,15 +1622,16 @@ e1000e_rx_fix_l4_csum(E1000ECore *core, struct NetRxPkt *pkt)
}
}
/* Min. octets in an ethernet frame sans FCS */
#define MIN_BUF_SIZE 60
ssize_t
e1000e_receive_iov(E1000ECore *core, const struct iovec *iov, int iovcnt)
{
static const int maximum_ethernet_hdr_len = (14 + 4);
/* Min. octets in an ethernet frame sans FCS */
static const int min_buf_size = 60;
uint32_t n = 0;
uint8_t min_buf[min_buf_size];
uint8_t min_buf[MIN_BUF_SIZE];
struct iovec min_iov;
uint8_t *filter_buf;
size_t size, orig_size;

8
hw/net/lan9118.c
View File

@ -696,6 +696,14 @@ static void do_tx_packet(lan9118_state *s)
n = (s->tx_status_fifo_head + s->tx_status_fifo_used) & 511;
s->tx_status_fifo[n] = status;
s->tx_status_fifo_used++;
/*
* Generate TSFL interrupt if TX FIFO level exceeds the level
* specified in the FIFO_INT TX Status Level field.
*/
if (s->tx_status_fifo_used > ((s->fifo_int >> 16) & 0xff)) {
s->int_sts |= TSFL_INT;
}
if (s->tx_status_fifo_used == 512) {
s->int_sts |= TSFF_INT;
/* TODO: Stop transmission. */

4
hw/ppc/pnv.c
View File

@ -138,7 +138,7 @@ static void pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
int smt_threads = CPU_CORE(pc)->nr_threads;
CPUPPCState *env = &cpu->env;
PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs);
uint32_t servers_prop[smt_threads];
g_autofree uint32_t *servers_prop = g_new(uint32_t, smt_threads);
int i;
uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40),
0xffffffff, 0xffffffff};
@ -241,7 +241,7 @@ static void pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
servers_prop[i] = cpu_to_be32(pc->pir + i);
}
_FDT((fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s",
servers_prop, sizeof(servers_prop))));
servers_prop, sizeof(*servers_prop) * smt_threads)));
}
static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir,

8
hw/ppc/spapr.c
View File

@ -177,8 +177,8 @@ static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu,
int smt_threads)
{
int i, ret = 0;
uint32_t servers_prop[smt_threads];
uint32_t gservers_prop[smt_threads * 2];
g_autofree uint32_t *servers_prop = g_new(uint32_t, smt_threads);
g_autofree uint32_t *gservers_prop = g_new(uint32_t, smt_threads * 2);
int index = spapr_get_vcpu_id(cpu);
if (cpu->compat_pvr) {
@ -196,12 +196,12 @@ static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu,
gservers_prop[i*2 + 1] = 0;
}
ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s",
servers_prop, sizeof(servers_prop));
servers_prop, sizeof(*servers_prop) * smt_threads);
if (ret < 0) {
return ret;
}
ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s",
gservers_prop, sizeof(gservers_prop));
gservers_prop, sizeof(*gservers_prop) * smt_threads * 2);
return ret;
}

2
hw/ppc/spapr_pci_nvlink2.c
View File

@ -397,7 +397,7 @@ void spapr_phb_nvgpu_populate_pcidev_dt(PCIDevice *dev, void *fdt, int offset,
continue;
}
if (dev == nvslot->gpdev) {
uint32_t npus[nvslot->linknum];
g_autofree uint32_t *npus = g_new(uint32_t, nvslot->linknum);
for (j = 0; j < nvslot->linknum; ++j) {
PCIDevice *npdev = nvslot->links[j].npdev;

7
hw/usb/hcd-ohci.c
View File

@ -805,13 +805,14 @@ static int ohci_service_iso_td(OHCIState *ohci, struct ohci_ed *ed)
return 1;
}
#define HEX_CHAR_PER_LINE 16
static void ohci_td_pkt(const char *msg, const uint8_t *buf, size_t len)
{
bool print16;
bool printall;
const int width = 16;
int i;
char tmp[3 * width + 1];
char tmp[3 * HEX_CHAR_PER_LINE + 1];
char *p = tmp;
print16 = !!trace_event_get_state_backends(TRACE_USB_OHCI_TD_PKT_SHORT);
@ -822,7 +823,7 @@ static void ohci_td_pkt(const char *msg, const uint8_t *buf, size_t len)
}
for (i = 0; ; i++) {
if (i && (!(i % width) || (i == len))) {
if (i && (!(i % HEX_CHAR_PER_LINE) || (i == len))) {
if (!printall) {
trace_usb_ohci_td_pkt_short(msg, tmp);
break;

2
io/channel-websock.c
View File

@ -32,7 +32,7 @@
#define QIO_CHANNEL_WEBSOCK_CLIENT_KEY_LEN 24
#define QIO_CHANNEL_WEBSOCK_GUID "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
#define QIO_CHANNEL_WEBSOCK_GUID_LEN strlen(QIO_CHANNEL_WEBSOCK_GUID)
#define QIO_CHANNEL_WEBSOCK_GUID_LEN (sizeof(QIO_CHANNEL_WEBSOCK_GUID) - 1)
#define QIO_CHANNEL_WEBSOCK_HEADER_PROTOCOL "sec-websocket-protocol"
#define QIO_CHANNEL_WEBSOCK_HEADER_VERSION "sec-websocket-version"

27
target/arm/helper.c
View File

@ -3190,24 +3190,19 @@ static CPAccessResult ats_access(CPUARMState *env, const ARMCPRegInfo *ri,
static uint64_t do_ats_write(CPUARMState *env, uint64_t value,
MMUAccessType access_type, ARMMMUIdx mmu_idx)
{
hwaddr phys_addr;
target_ulong page_size;
int prot;
bool ret;
uint64_t par64;
bool format64 = false;
MemTxAttrs attrs = {};
ARMMMUFaultInfo fi = {};
ARMCacheAttrs cacheattrs = {};
GetPhysAddrResult res = {};
ret = get_phys_addr(env, value, access_type, mmu_idx, &phys_addr, &attrs,
&prot, &page_size, &fi, &cacheattrs);
ret = get_phys_addr(env, value, access_type, mmu_idx, &res, &fi);
/*
* ATS operations only do S1 or S1+S2 translations, so we never
* have to deal with the ARMCacheAttrs format for S2 only.
*/
assert(!cacheattrs.is_s2_format);
assert(!res.cacheattrs.is_s2_format);
if (ret) {
/*
@ -3313,12 +3308,12 @@ static uint64_t do_ats_write(CPUARMState *env, uint64_t value,
/* Create a 64-bit PAR */
par64 = (1 << 11); /* LPAE bit always set */
if (!ret) {
par64 |= phys_addr & ~0xfffULL;
if (!attrs.secure) {
par64 |= res.phys & ~0xfffULL;
if (!res.attrs.secure) {
par64 |= (1 << 9); /* NS */
}
par64 |= (uint64_t)cacheattrs.attrs << 56; /* ATTR */
par64 |= cacheattrs.shareability << 7; /* SH */
par64 |= (uint64_t)res.cacheattrs.attrs << 56; /* ATTR */
par64 |= res.cacheattrs.shareability << 7; /* SH */
} else {
uint32_t fsr = arm_fi_to_lfsc(&fi);
@ -3338,13 +3333,13 @@ static uint64_t do_ats_write(CPUARMState *env, uint64_t value,
*/
if (!ret) {
/* We do not set any attribute bits in the PAR */
if (page_size == (1 << 24)
if (res.page_size == (1 << 24)
&& arm_feature(env, ARM_FEATURE_V7)) {
par64 = (phys_addr & 0xff000000) | (1 << 1);
par64 = (res.phys & 0xff000000) | (1 << 1);
} else {
par64 = phys_addr & 0xfffff000;
par64 = res.phys & 0xfffff000;
}
if (!attrs.secure) {
if (!res.attrs.secure) {
par64 |= (1 << 9); /* NS */
}
} else {

26
target/arm/internals.h
View File

@ -1123,13 +1123,7 @@ typedef struct V8M_SAttributes {
void v8m_security_lookup(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
V8M_SAttributes *sattrs);
bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *txattrs,
int *prot, bool *is_subpage,
ARMMMUFaultInfo *fi, uint32_t *mregion);
bool secure, V8M_SAttributes *sattrs);
/* Cacheability and shareability attributes for a memory access */
typedef struct ARMCacheAttrs {
@ -1142,13 +1136,25 @@ typedef struct ARMCacheAttrs {
bool is_s2_format:1;
} ARMCacheAttrs;
/* Fields that are valid upon success. */
typedef struct GetPhysAddrResult {
hwaddr phys;
target_ulong page_size;
int prot;
MemTxAttrs attrs;
ARMCacheAttrs cacheattrs;
} GetPhysAddrResult;
bool get_phys_addr(CPUARMState *env, target_ulong address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *attrs, int *prot,
target_ulong *page_size,
ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs)
GetPhysAddrResult *result, ARMMMUFaultInfo *fi)
__attribute__((nonnull));
bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
bool is_secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi, uint32_t *mregion);
void arm_log_exception(CPUState *cs);
#endif /* !CONFIG_USER_ONLY */

78
target/arm/m_helper.c
View File

@ -183,19 +183,14 @@ static bool v7m_stack_write(ARMCPU *cpu, uint32_t addr, uint32_t value,
{
CPUState *cs = CPU(cpu);
CPUARMState *env = &cpu->env;
MemTxAttrs attrs = {};
MemTxResult txres;
target_ulong page_size;
hwaddr physaddr;
int prot;
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
ARMCacheAttrs cacheattrs = {};
bool secure = mmu_idx & ARM_MMU_IDX_M_S;
int exc;
bool exc_secure;
if (get_phys_addr(env, addr, MMU_DATA_STORE, mmu_idx, &physaddr,
&attrs, &prot, &page_size, &fi, &cacheattrs)) {
if (get_phys_addr(env, addr, MMU_DATA_STORE, mmu_idx, &res, &fi)) {
/* MPU/SAU lookup failed */
if (fi.type == ARMFault_QEMU_SFault) {
if (mode == STACK_LAZYFP) {
@ -228,8 +223,8 @@ static bool v7m_stack_write(ARMCPU *cpu, uint32_t addr, uint32_t value,
}
goto pend_fault;
}
address_space_stl_le(arm_addressspace(cs, attrs), physaddr, value,
attrs, &txres);
address_space_stl_le(arm_addressspace(cs, res.attrs), res.phys, value,
res.attrs, &txres);
if (txres != MEMTX_OK) {
/* BusFault trying to write the data */
if (mode == STACK_LAZYFP) {
@ -276,20 +271,15 @@ static bool v7m_stack_read(ARMCPU *cpu, uint32_t *dest, uint32_t addr,
{
CPUState *cs = CPU(cpu);
CPUARMState *env = &cpu->env;
MemTxAttrs attrs = {};
MemTxResult txres;
target_ulong page_size;
hwaddr physaddr;
int prot;
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
ARMCacheAttrs cacheattrs = {};
bool secure = mmu_idx & ARM_MMU_IDX_M_S;
int exc;
bool exc_secure;
uint32_t value;
if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &physaddr,
&attrs, &prot, &page_size, &fi, &cacheattrs)) {
if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) {
/* MPU/SAU lookup failed */
if (fi.type == ARMFault_QEMU_SFault) {
qemu_log_mask(CPU_LOG_INT,
@ -308,8 +298,8 @@ static bool v7m_stack_read(ARMCPU *cpu, uint32_t *dest, uint32_t addr,
goto pend_fault;
}
value = address_space_ldl(arm_addressspace(cs, attrs), physaddr,
attrs, &txres);
value = address_space_ldl(arm_addressspace(cs, res.attrs), res.phys,
res.attrs, &txres);
if (txres != MEMTX_OK) {
/* BusFault trying to read the data */
qemu_log_mask(CPU_LOG_INT, "...BusFault with BFSR.UNSTKERR\n");
@ -699,7 +689,8 @@ static bool arm_v7m_load_vector(ARMCPU *cpu, int exc, bool targets_secure,
if (arm_feature(env, ARM_FEATURE_M_SECURITY)) {
V8M_SAttributes sattrs = {};
v8m_security_lookup(env, addr, MMU_DATA_LOAD, mmu_idx, &sattrs);
v8m_security_lookup(env, addr, MMU_DATA_LOAD, mmu_idx,
targets_secure, &sattrs);
if (sattrs.ns) {
attrs.secure = false;
} else if (!targets_secure) {
@ -2008,15 +1999,12 @@ static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx mmu_idx,
CPUState *cs = CPU(cpu);
CPUARMState *env = &cpu->env;
V8M_SAttributes sattrs = {};
MemTxAttrs attrs = {};
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
ARMCacheAttrs cacheattrs = {};
MemTxResult txres;
target_ulong page_size;
hwaddr physaddr;
int prot;
v8m_security_lookup(env, addr, MMU_INST_FETCH, mmu_idx, &sattrs);
v8m_security_lookup(env, addr, MMU_INST_FETCH, mmu_idx,
regime_is_secure(env, mmu_idx), &sattrs);
if (!sattrs.nsc || sattrs.ns) {
/*
* This must be the second half of the insn, and it straddles a
@ -2028,16 +2016,15 @@ static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx mmu_idx,
"...really SecureFault with SFSR.INVEP\n");
return false;
}
if (get_phys_addr(env, addr, MMU_INST_FETCH, mmu_idx, &physaddr,
&attrs, &prot, &page_size, &fi, &cacheattrs)) {
if (get_phys_addr(env, addr, MMU_INST_FETCH, mmu_idx, &res, &fi)) {
/* the MPU lookup failed */
env->v7m.cfsr[env->v7m.secure] |= R_V7M_CFSR_IACCVIOL_MASK;
armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_MEM, env->v7m.secure);
qemu_log_mask(CPU_LOG_INT, "...really MemManage with CFSR.IACCVIOL\n");
return false;
}
*insn = address_space_lduw_le(arm_addressspace(cs, attrs), physaddr,
attrs, &txres);
*insn = address_space_lduw_le(arm_addressspace(cs, res.attrs), res.phys,
res.attrs, &txres);
if (txres != MEMTX_OK) {
env->v7m.cfsr[M_REG_NS] |= R_V7M_CFSR_IBUSERR_MASK;
armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_BUS, false);
@ -2060,17 +2047,12 @@ static bool v7m_read_sg_stack_word(ARMCPU *cpu, ARMMMUIdx mmu_idx,
*/
CPUState *cs = CPU(cpu);
CPUARMState *env = &cpu->env;
MemTxAttrs attrs = {};
MemTxResult txres;
target_ulong page_size;
hwaddr physaddr;
int prot;
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
ARMCacheAttrs cacheattrs = {};
uint32_t value;
if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &physaddr,
&attrs, &prot, &page_size, &fi, &cacheattrs)) {
if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) {
/* MPU/SAU lookup failed */
if (fi.type == ARMFault_QEMU_SFault) {
qemu_log_mask(CPU_LOG_INT,
@ -2088,8 +2070,8 @@ static bool v7m_read_sg_stack_word(ARMCPU *cpu, ARMMMUIdx mmu_idx,
}
return false;
}
value = address_space_ldl(arm_addressspace(cs, attrs), physaddr,
attrs, &txres);
value = address_space_ldl(arm_addressspace(cs, res.attrs), res.phys,
res.attrs, &txres);
if (txres != MEMTX_OK) {
/* BusFault trying to read the data */
qemu_log_mask(CPU_LOG_INT,
@ -2790,15 +2772,10 @@ uint32_t HELPER(v7m_tt)(CPUARMState *env, uint32_t addr, uint32_t op)
V8M_SAttributes sattrs = {};
uint32_t tt_resp;
bool r, rw, nsr, nsrw, mrvalid;
int prot;
ARMMMUFaultInfo fi = {};
MemTxAttrs attrs = {};
hwaddr phys_addr;
ARMMMUIdx mmu_idx;
uint32_t mregion;
bool targetpriv;
bool targetsec = env->v7m.secure;
bool is_subpage;
/*
* Work out what the security state and privilege level we're
@ -2829,18 +2806,20 @@ uint32_t HELPER(v7m_tt)(CPUARMState *env, uint32_t addr, uint32_t op)
* inspecting the other MPU state.
*/
if (arm_current_el(env) != 0 || alt) {
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
/* We can ignore the return value as prot is always set */
pmsav8_mpu_lookup(env, addr, MMU_DATA_LOAD, mmu_idx,
&phys_addr, &attrs, &prot, &is_subpage,
&fi, &mregion);
pmsav8_mpu_lookup(env, addr, MMU_DATA_LOAD, mmu_idx, targetsec,
&res, &fi, &mregion);
if (mregion == -1) {
mrvalid = false;
mregion = 0;
} else {
mrvalid = true;
}
r = prot & PAGE_READ;
rw = prot & PAGE_WRITE;
r = res.prot & PAGE_READ;
rw = res.prot & PAGE_WRITE;
} else {
r = false;
rw = false;
@ -2849,7 +2828,8 @@ uint32_t HELPER(v7m_tt)(CPUARMState *env, uint32_t addr, uint32_t op)
}
if (env->v7m.secure) {
v8m_security_lookup(env, addr, MMU_DATA_LOAD, mmu_idx, &sattrs);
v8m_security_lookup(env, addr, MMU_DATA_LOAD, mmu_idx,
targetsec, &sattrs);
nsr = sattrs.ns && r;
nsrw = sattrs.ns && rw;
} else {

364
target/arm/ptw.c
View File

@ -16,10 +16,8 @@
static bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
bool s1_is_el0, hwaddr *phys_ptr,
MemTxAttrs *txattrs, int *prot,
target_ulong *page_size_ptr,
ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs)
bool s1_is_el0, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
__attribute__((nonnull));
/* This mapping is common between ID_AA64MMFR0.PARANGE and TCR_ELx.{I}PS. */
@ -204,18 +202,13 @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx,
{
if (arm_mmu_idx_is_stage1_of_2(mmu_idx) &&
!regime_translation_disabled(env, ARMMMUIdx_Stage2)) {
target_ulong s2size;
hwaddr s2pa;
int s2prot;
int ret;
ARMMMUIdx s2_mmu_idx = *is_secure ? ARMMMUIdx_Stage2_S
: ARMMMUIdx_Stage2;
ARMCacheAttrs cacheattrs = {};
MemTxAttrs txattrs = {};
GetPhysAddrResult s2 = {};
int ret;
ret = get_phys_addr_lpae(env, addr, MMU_DATA_LOAD, s2_mmu_idx, false,
&s2pa, &txattrs, &s2prot, &s2size, fi,
&cacheattrs);
&s2, fi);
if (ret) {
assert(fi->type != ARMFault_None);
fi->s2addr = addr;
@ -225,7 +218,7 @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx,
return ~0;
}
if ((arm_hcr_el2_eff(env) & HCR_PTW) &&
ptw_attrs_are_device(env, cacheattrs)) {
ptw_attrs_are_device(env, s2.cacheattrs)) {
/*
* PTW set and S1 walk touched S2 Device memory:
* generate Permission fault.
@ -249,7 +242,7 @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx,
assert(!*is_secure);
}
addr = s2pa;
addr = s2.phys;
}
return addr;
}
@ -421,8 +414,7 @@ static int simple_ap_to_rw_prot(CPUARMState *env, ARMMMUIdx mmu_idx, int ap)
static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, int *prot,
target_ulong *page_size,
bool is_secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
int level = 1;
@ -442,8 +434,7 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
fi->type = ARMFault_Translation;
goto do_fault;
}
desc = arm_ldl_ptw(env, table, regime_is_secure(env, mmu_idx),
mmu_idx, fi);
desc = arm_ldl_ptw(env, table, is_secure, mmu_idx, fi);
if (fi->type != ARMFault_None) {
goto do_fault;
}
@ -471,7 +462,7 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
/* 1Mb section. */
phys_addr = (desc & 0xfff00000) | (address & 0x000fffff);
ap = (desc >> 10) & 3;
*page_size = 1024 * 1024;
result->page_size = 1024 * 1024;
} else {
/* Lookup l2 entry. */
if (type == 1) {
@ -481,8 +472,7 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
/* Fine pagetable. */
table = (desc & 0xfffff000) | ((address >> 8) & 0xffc);
}
desc = arm_ldl_ptw(env, table, regime_is_secure(env, mmu_idx),
mmu_idx, fi);
desc = arm_ldl_ptw(env, table, is_secure, mmu_idx, fi);
if (fi->type != ARMFault_None) {
goto do_fault;
}
@ -493,12 +483,12 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
case 1: /* 64k page. */
phys_addr = (desc & 0xffff0000) | (address & 0xffff);
ap = (desc >> (4 + ((address >> 13) & 6))) & 3;
*page_size = 0x10000;
result->page_size = 0x10000;
break;
case 2: /* 4k page. */
phys_addr = (desc & 0xfffff000) | (address & 0xfff);
ap = (desc >> (4 + ((address >> 9) & 6))) & 3;
*page_size = 0x1000;
result->page_size = 0x1000;
break;
case 3: /* 1k page, or ARMv6/XScale "extended small (4k) page" */
if (type == 1) {
@ -506,7 +496,7 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
if (arm_feature(env, ARM_FEATURE_XSCALE)
|| arm_feature(env, ARM_FEATURE_V6)) {
phys_addr = (desc & 0xfffff000) | (address & 0xfff);
*page_size = 0x1000;
result->page_size = 0x1000;
} else {
/*
* UNPREDICTABLE in ARMv5; we choose to take a
@ -517,7 +507,7 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
}
} else {
phys_addr = (desc & 0xfffffc00) | (address & 0x3ff);
*page_size = 0x400;
result->page_size = 0x400;
}
ap = (desc >> 4) & 3;
break;
@ -526,14 +516,14 @@ static bool get_phys_addr_v5(CPUARMState *env, uint32_t address,
g_assert_not_reached();
}
}
*prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
*prot |= *prot ? PAGE_EXEC : 0;
if (!(*prot & (1 << access_type))) {
result->prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
result->prot |= result->prot ? PAGE_EXEC : 0;
if (!(result->prot & (1 << access_type))) {
/* Access permission fault. */
fi->type = ARMFault_Permission;
goto do_fault;
}
*phys_ptr = phys_addr;
result->phys = phys_addr;
return false;
do_fault:
fi->domain = domain;
@ -543,8 +533,8 @@ do_fault:
static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *attrs, int *prot,
target_ulong *page_size, ARMMMUFaultInfo *fi)
bool is_secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
ARMCPU *cpu = env_archcpu(env);
int level = 1;
@ -567,8 +557,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
fi->type = ARMFault_Translation;
goto do_fault;
}
desc = arm_ldl_ptw(env, table, regime_is_secure(env, mmu_idx),
mmu_idx, fi);
desc = arm_ldl_ptw(env, table, is_secure, mmu_idx, fi);
if (fi->type != ARMFault_None) {
goto do_fault;
}
@ -604,11 +593,11 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
phys_addr = (desc & 0xff000000) | (address & 0x00ffffff);
phys_addr |= (uint64_t)extract32(desc, 20, 4) << 32;
phys_addr |= (uint64_t)extract32(desc, 5, 4) << 36;
*page_size = 0x1000000;
result->page_size = 0x1000000;
} else {
/* Section. */
phys_addr = (desc & 0xfff00000) | (address & 0x000fffff);
*page_size = 0x100000;
result->page_size = 0x100000;
}
ap = ((desc >> 10) & 3) | ((desc >> 13) & 4);
xn = desc & (1 << 4);
@ -621,8 +610,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
ns = extract32(desc, 3, 1);
/* Lookup l2 entry. */
table = (desc & 0xfffffc00) | ((address >> 10) & 0x3fc);
desc = arm_ldl_ptw(env, table, regime_is_secure(env, mmu_idx),
mmu_idx, fi);
desc = arm_ldl_ptw(env, table, is_secure, mmu_idx, fi);
if (fi->type != ARMFault_None) {
goto do_fault;
}
@ -634,12 +622,12 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
case 1: /* 64k page. */
phys_addr = (desc & 0xffff0000) | (address & 0xffff);
xn = desc & (1 << 15);
*page_size = 0x10000;
result->page_size = 0x10000;
break;
case 2: case 3: /* 4k page. */
phys_addr = (desc & 0xfffff000) | (address & 0xfff);
xn = desc & 1;
*page_size = 0x1000;
result->page_size = 0x1000;
break;
default:
/* Never happens, but compiler isn't smart enough to tell. */
@ -647,7 +635,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
}
}
if (domain_prot == 3) {
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
result->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
} else {
if (pxn && !regime_is_user(env, mmu_idx)) {
xn = 1;
@ -665,14 +653,14 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
fi->type = ARMFault_AccessFlag;
goto do_fault;
}
*prot = simple_ap_to_rw_prot(env, mmu_idx, ap >> 1);
result->prot = simple_ap_to_rw_prot(env, mmu_idx, ap >> 1);
} else {
*prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
result->prot = ap_to_rw_prot(env, mmu_idx, ap, domain_prot);
}
if (*prot && !xn) {
*prot |= PAGE_EXEC;
if (result->prot && !xn) {
result->prot |= PAGE_EXEC;
}
if (!(*prot & (1 << access_type))) {
if (!(result->prot & (1 << access_type))) {
/* Access permission fault. */
fi->type = ARMFault_Permission;
goto do_fault;
@ -683,9 +671,9 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
* the CPU doesn't support TZ or this is a non-secure translation
* regime, because the attribute will already be non-secure.
*/
attrs->secure = false;
result->attrs.secure = false;
}
*phys_ptr = phys_addr;
result->phys = phys_addr;
return false;
do_fault:
fi->domain = domain;
@ -972,19 +960,13 @@ static bool check_s2_mmu_setup(ARMCPU *cpu, bool is_aa64, int level,
* table walk), must be true if this is stage 2 of a stage 1+2
* walk for an EL0 access. If @mmu_idx is anything else,
* @s1_is_el0 is ignored.
* @phys_ptr: set to the physical address corresponding to the virtual address
* @attrs: set to the memory transaction attributes to use
* @prot: set to the permissions for the page containing phys_ptr
* @page_size_ptr: set to the size of the page containing phys_ptr
* @result: set on translation success,
* @fi: set to fault info if the translation fails
* @cacheattrs: (if non-NULL) set to the cacheability/shareability attributes
*/
static bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
bool s1_is_el0, hwaddr *phys_ptr,
MemTxAttrs *txattrs, int *prot,
target_ulong *page_size_ptr,
ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs)
bool s1_is_el0, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
ARMCPU *cpu = env_archcpu(env);
/* Read an LPAE long-descriptor translation table. */
@ -1302,16 +1284,16 @@ static bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
if (mmu_idx == ARMMMUIdx_Stage2 || mmu_idx == ARMMMUIdx_Stage2_S) {
ns = mmu_idx == ARMMMUIdx_Stage2;
xn = extract32(attrs, 11, 2);
*prot = get_S2prot(env, ap, xn, s1_is_el0);
result->prot = get_S2prot(env, ap, xn, s1_is_el0);
} else {
ns = extract32(attrs, 3, 1);
xn = extract32(attrs, 12, 1);
pxn = extract32(attrs, 11, 1);
*prot = get_S1prot(env, mmu_idx, aarch64, ap, ns, xn, pxn);
result->prot = get_S1prot(env, mmu_idx, aarch64, ap, ns, xn, pxn);
}
fault_type = ARMFault_Permission;
if (!(*prot & (1 << access_type))) {
if (!(result->prot & (1 << access_type))) {
goto do_fault;
}
@ -1321,23 +1303,23 @@ static bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
* the CPU doesn't support TZ or this is a non-secure translation
* regime, because the attribute will already be non-secure.
*/
txattrs->secure = false;
result->attrs.secure = false;
}
/* When in aarch64 mode, and BTI is enabled, remember GP in the IOTLB. */
if (aarch64 && guarded && cpu_isar_feature(aa64_bti, cpu)) {
arm_tlb_bti_gp(txattrs) = true;
arm_tlb_bti_gp(&result->attrs) = true;
}
if (mmu_idx == ARMMMUIdx_Stage2 || mmu_idx == ARMMMUIdx_Stage2_S) {
cacheattrs->is_s2_format = true;
cacheattrs->attrs = extract32(attrs, 0, 4);
result->cacheattrs.is_s2_format = true;
result->cacheattrs.attrs = extract32(attrs, 0, 4);
} else {
/* Index into MAIR registers for cache attributes */
uint8_t attrindx = extract32(attrs, 0, 3);
uint64_t mair = env->cp15.mair_el[regime_el(env, mmu_idx)];
assert(attrindx <= 7);
cacheattrs->is_s2_format = false;
cacheattrs->attrs = extract64(mair, attrindx * 8, 8);
result->cacheattrs.is_s2_format = false;
result->cacheattrs.attrs = extract64(mair, attrindx * 8, 8);
}
/*
@ -1346,13 +1328,13 @@ static bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
* that case comes from TCR_ELx, which we extracted earlier.
*/
if (param.ds) {
cacheattrs->shareability = param.sh;
result->cacheattrs.shareability = param.sh;
} else {
cacheattrs->shareability = extract32(attrs, 6, 2);
result->cacheattrs.shareability = extract32(attrs, 6, 2);
}
*phys_ptr = descaddr;
*page_size_ptr = page_size;
result->phys = descaddr;
result->page_size = page_size;
return false;
do_fault:
@ -1367,7 +1349,7 @@ do_fault:
static bool get_phys_addr_pmsav5(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, int *prot,
bool is_secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
int n;
@ -1377,12 +1359,12 @@ static bool get_phys_addr_pmsav5(CPUARMState *env, uint32_t address,
if (regime_translation_disabled(env, mmu_idx)) {
/* MPU disabled. */
*phys_ptr = address;
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
result->phys = address;
result->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
return false;
}
*phys_ptr = address;
result->phys = address;
for (n = 7; n >= 0; n--) {
base = env->cp15.c6_region[n];
if ((base & 1) == 0) {
@ -1418,16 +1400,16 @@ static bool get_phys_addr_pmsav5(CPUARMState *env, uint32_t address,
fi->level = 1;
return true;
}
*prot = PAGE_READ | PAGE_WRITE;
result->prot = PAGE_READ | PAGE_WRITE;
break;
case 2:
*prot = PAGE_READ;
result->prot = PAGE_READ;
if (!is_user) {
*prot |= PAGE_WRITE;
result->prot |= PAGE_WRITE;
}
break;
case 3:
*prot = PAGE_READ | PAGE_WRITE;
result->prot = PAGE_READ | PAGE_WRITE;
break;
case 5:
if (is_user) {
@ -1435,10 +1417,10 @@ static bool get_phys_addr_pmsav5(CPUARMState *env, uint32_t address,
fi->level = 1;
return true;
}
*prot = PAGE_READ;
result->prot = PAGE_READ;
break;
case 6:
*prot = PAGE_READ;
result->prot = PAGE_READ;
break;
default:
/* Bad permission. */
@ -1446,7 +1428,7 @@ static bool get_phys_addr_pmsav5(CPUARMState *env, uint32_t address,
fi->level = 1;
return true;
}
*prot |= PAGE_EXEC;
result->prot |= PAGE_EXEC;
return false;
}
@ -1507,7 +1489,7 @@ static bool m_is_system_region(CPUARMState *env, uint32_t address)
}
static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx,
bool is_user)
bool is_secure, bool is_user)
{
/*
* Return true if we should use the default memory map as a
@ -1520,8 +1502,7 @@ static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx,
}
if (arm_feature(env, ARM_FEATURE_M)) {
return env->v7m.mpu_ctrl[regime_is_secure(env, mmu_idx)]
& R_V7M_MPU_CTRL_PRIVDEFENA_MASK;
return env->v7m.mpu_ctrl[is_secure] & R_V7M_MPU_CTRL_PRIVDEFENA_MASK;
} else {
return regime_sctlr(env, mmu_idx) & SCTLR_BR;
}
@ -1529,17 +1510,16 @@ static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx,
static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, int *prot,
target_ulong *page_size,
bool secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
ARMCPU *cpu = env_archcpu(env);
int n;
bool is_user = regime_is_user(env, mmu_idx);
*phys_ptr = address;
*page_size = TARGET_PAGE_SIZE;
*prot = 0;
result->phys = address;
result->page_size = TARGET_PAGE_SIZE;
result->prot = 0;
if (regime_translation_disabled(env, mmu_idx) ||
m_is_ppb_region(env, address)) {
@ -1551,7 +1531,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
* which always does a direct read using address_space_ldl(), rather
* than going via this function, so we don't need to check that here.
*/
get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot);
} else { /* MPU enabled */
for (n = (int)cpu->pmsav7_dregion - 1; n >= 0; n--) {
/* region search */
@ -1593,7 +1573,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
if (ranges_overlap(base, rmask,
address & TARGET_PAGE_MASK,
TARGET_PAGE_SIZE)) {
*page_size = 1;
result->page_size = 1;
}
continue;
}
@ -1631,18 +1611,18 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
continue;
}
if (rsize < TARGET_PAGE_BITS) {
*page_size = 1 << rsize;
result->page_size = 1 << rsize;
}
break;
}
if (n == -1) { /* no hits */
if (!pmsav7_use_background_region(cpu, mmu_idx, is_user)) {
if (!pmsav7_use_background_region(cpu, mmu_idx, secure, is_user)) {
/* background fault */
fi->type = ARMFault_Background;
return true;
}
get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot);
} else { /* a MPU hit! */
uint32_t ap = extract32(env->pmsav7.dracr[n], 8, 3);
uint32_t xn = extract32(env->pmsav7.dracr[n], 12, 1);
@ -1659,16 +1639,16 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
case 5:
break; /* no access */
case 3:
*prot |= PAGE_WRITE;
result->prot |= PAGE_WRITE;
/* fall through */
case 2:
case 6:
*prot |= PAGE_READ | PAGE_EXEC;
result->prot |= PAGE_READ | PAGE_EXEC;
break;
case 7:
/* for v7M, same as 6; for R profile a reserved value */
if (arm_feature(env, ARM_FEATURE_M)) {
*prot |= PAGE_READ | PAGE_EXEC;
result->prot |= PAGE_READ | PAGE_EXEC;
break;
}
/* fall through */
@ -1684,16 +1664,16 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
case 1:
case 2:
case 3:
*prot |= PAGE_WRITE;
result->prot |= PAGE_WRITE;
/* fall through */
case 5:
case 6:
*prot |= PAGE_READ | PAGE_EXEC;
result->prot |= PAGE_READ | PAGE_EXEC;
break;
case 7:
/* for v7M, same as 6; for R profile a reserved value */
if (arm_feature(env, ARM_FEATURE_M)) {
*prot |= PAGE_READ | PAGE_EXEC;
result->prot |= PAGE_READ | PAGE_EXEC;
break;
}
/* fall through */
@ -1706,20 +1686,19 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
/* execute never */
if (xn) {
*prot &= ~PAGE_EXEC;
result->prot &= ~PAGE_EXEC;
}
}
}
fi->type = ARMFault_Permission;
fi->level = 1;
return !(*prot & (1 << access_type));
return !(result->prot & (1 << access_type));
}
bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *txattrs,
int *prot, bool *is_subpage,
bool secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi, uint32_t *mregion)
{
/*
@ -1728,21 +1707,21 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
* mregion is (if not NULL) set to the region number which matched,
* or -1 if no region number is returned (MPU off, address did not
* hit a region, address hit in multiple regions).
* We set is_subpage to true if the region hit doesn't cover the
* entire TARGET_PAGE the address is within.
* If the region hit doesn't cover the entire TARGET_PAGE the address
* is within, then we set the result page_size to 1 to force the
* memory system to use a subpage.
*/
ARMCPU *cpu = env_archcpu(env);
bool is_user = regime_is_user(env, mmu_idx);
uint32_t secure = regime_is_secure(env, mmu_idx);
int n;
int matchregion = -1;
bool hit = false;
uint32_t addr_page_base = address & TARGET_PAGE_MASK;
uint32_t addr_page_limit = addr_page_base + (TARGET_PAGE_SIZE - 1);
*is_subpage = false;
*phys_ptr = address;
*prot = 0;
result->page_size = TARGET_PAGE_SIZE;
result->phys = address;
result->prot = 0;
if (mregion) {
*mregion = -1;
}
@ -1759,7 +1738,7 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
} else if (m_is_ppb_region(env, address)) {
hit = true;
} else {
if (pmsav7_use_background_region(cpu, mmu_idx, is_user)) {
if (pmsav7_use_background_region(cpu, mmu_idx, secure, is_user)) {
hit = true;
}
@ -1792,13 +1771,13 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
ranges_overlap(base, limit - base + 1,
addr_page_base,
TARGET_PAGE_SIZE)) {
*is_subpage = true;
result->page_size = 1;
}
continue;
}
if (base > addr_page_base || limit < addr_page_limit) {
*is_subpage = true;
result->page_size = 1;
}
if (matchregion != -1) {
@ -1824,7 +1803,7 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
if (matchregion == -1) {
/* hit using the background region */
get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot);
} else {
uint32_t ap = extract32(env->pmsav8.rbar[secure][matchregion], 1, 2);
uint32_t xn = extract32(env->pmsav8.rbar[secure][matchregion], 0, 1);
@ -1839,9 +1818,9 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
xn = 1;
}
*prot = simple_ap_to_rw_prot(env, mmu_idx, ap);
if (*prot && !xn && !(pxn && !is_user)) {
*prot |= PAGE_EXEC;
result->prot = simple_ap_to_rw_prot(env, mmu_idx, ap);
if (result->prot && !xn && !(pxn && !is_user)) {
result->prot |= PAGE_EXEC;
}
/*
* We don't need to look the attribute up in the MAIR0/MAIR1
@ -1854,7 +1833,7 @@ bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
fi->type = ARMFault_Permission;
fi->level = 1;
return !(*prot & (1 << access_type));
return !(result->prot & (1 << access_type));
}
static bool v8m_is_sau_exempt(CPUARMState *env,
@ -1874,8 +1853,8 @@ static bool v8m_is_sau_exempt(CPUARMState *env,
}
void v8m_security_lookup(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
V8M_SAttributes *sattrs)
MMUAccessType access_type, ARMMMUIdx mmu_idx,
bool is_secure, V8M_SAttributes *sattrs)
{
/*
* Look up the security attributes for this address. Compare the
@ -1903,7 +1882,7 @@ void v8m_security_lookup(CPUARMState *env, uint32_t address,
}
if (idau_exempt || v8m_is_sau_exempt(env, address, access_type)) {
sattrs->ns = !regime_is_secure(env, mmu_idx);
sattrs->ns = !is_secure;
return;
}
@ -1984,17 +1963,15 @@ void v8m_security_lookup(CPUARMState *env, uint32_t address,
static bool get_phys_addr_pmsav8(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *txattrs,
int *prot, target_ulong *page_size,
bool secure, GetPhysAddrResult *result,
ARMMMUFaultInfo *fi)
{
uint32_t secure = regime_is_secure(env, mmu_idx);
V8M_SAttributes sattrs = {};
bool ret;
bool mpu_is_subpage;
if (arm_feature(env, ARM_FEATURE_M_SECURITY)) {
v8m_security_lookup(env, address, access_type, mmu_idx, &sattrs);
v8m_security_lookup(env, address, access_type, mmu_idx,
secure, &sattrs);
if (access_type == MMU_INST_FETCH) {
/*
* Instruction fetches always use the MMU bank and the
@ -2020,9 +1997,9 @@ static bool get_phys_addr_pmsav8(CPUARMState *env, uint32_t address,
} else {
fi->type = ARMFault_QEMU_SFault;
}
*page_size = sattrs.subpage ? 1 : TARGET_PAGE_SIZE;
*phys_ptr = address;
*prot = 0;
result->page_size = sattrs.subpage ? 1 : TARGET_PAGE_SIZE;
result->phys = address;
result->prot = 0;
return true;
}
} else {
@ -2032,7 +2009,7 @@ static bool get_phys_addr_pmsav8(CPUARMState *env, uint32_t address,
* might downgrade a secure access to nonsecure.
*/
if (sattrs.ns) {
txattrs->secure = false;
result->attrs.secure = false;
} else if (!secure) {
/*
* NS access to S memory must fault.
@ -2045,17 +2022,19 @@ static bool get_phys_addr_pmsav8(CPUARMState *env, uint32_t address,
* for M_FAKE_FSR_SFAULT in arm_v7m_cpu_do_interrupt().
*/
fi->type = ARMFault_QEMU_SFault;
*page_size = sattrs.subpage ? 1 : TARGET_PAGE_SIZE;
*phys_ptr = address;
*prot = 0;
result->page_size = sattrs.subpage ? 1 : TARGET_PAGE_SIZE;
result->phys = address;
result->prot = 0;
return true;
}
}
}
ret = pmsav8_mpu_lookup(env, address, access_type, mmu_idx, phys_ptr,
txattrs, prot, &mpu_is_subpage, fi, NULL);
*page_size = sattrs.subpage || mpu_is_subpage ? 1 : TARGET_PAGE_SIZE;
ret = pmsav8_mpu_lookup(env, address, access_type, mmu_idx, secure,
result, fi, NULL);
if (sattrs.subpage) {
result->page_size = 1;
}
return ret;
}
@ -2300,20 +2279,15 @@ static ARMCacheAttrs combine_cacheattrs(CPUARMState *env,
* @address: virtual address to get physical address for
* @access_type: 0 for read, 1 for write, 2 for execute
* @mmu_idx: MMU index indicating required translation regime
* @phys_ptr: set to the physical address corresponding to the virtual address
* @attrs: set to the memory transaction attributes to use
* @prot: set to the permissions for the page containing phys_ptr
* @page_size: set to the size of the page containing phys_ptr
* @result: set on translation success.
* @fi: set to fault info if the translation fails
* @cacheattrs: (if non-NULL) set to the cacheability/shareability attributes
*/
bool get_phys_addr(CPUARMState *env, target_ulong address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, MemTxAttrs *attrs, int *prot,
target_ulong *page_size,
ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs)
GetPhysAddrResult *result, ARMMMUFaultInfo *fi)
{
ARMMMUIdx s1_mmu_idx = stage_1_mmu_idx(mmu_idx);
bool is_secure = regime_is_secure(env, mmu_idx);
if (mmu_idx != s1_mmu_idx) {
/*
@ -2322,43 +2296,52 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
*/
if (arm_feature(env, ARM_FEATURE_EL2)) {
hwaddr ipa;
int s2_prot;
int s1_prot;
int ret;
bool ipa_secure;
ARMCacheAttrs cacheattrs2 = {};
ARMCacheAttrs cacheattrs1;
ARMMMUIdx s2_mmu_idx;
bool is_el0;
ret = get_phys_addr(env, address, access_type, s1_mmu_idx, &ipa,
attrs, prot, page_size, fi, cacheattrs);
ret = get_phys_addr(env, address, access_type, s1_mmu_idx,
result, fi);
/* If S1 fails or S2 is disabled, return early. */
if (ret || regime_translation_disabled(env, ARMMMUIdx_Stage2)) {
*phys_ptr = ipa;
return ret;
}
ipa_secure = attrs->secure;
ipa = result->phys;
ipa_secure = result->attrs.secure;
if (arm_is_secure_below_el3(env)) {
if (ipa_secure) {
attrs->secure = !(env->cp15.vstcr_el2 & VSTCR_SW);
result->attrs.secure = !(env->cp15.vstcr_el2 & VSTCR_SW);
} else {
attrs->secure = !(env->cp15.vtcr_el2 & VTCR_NSW);
result->attrs.secure = !(env->cp15.vtcr_el2 & VTCR_NSW);
}
} else {
assert(!ipa_secure);
}
s2_mmu_idx = attrs->secure ? ARMMMUIdx_Stage2_S : ARMMMUIdx_Stage2;
s2_mmu_idx = (result->attrs.secure
? ARMMMUIdx_Stage2_S : ARMMMUIdx_Stage2);
is_el0 = mmu_idx == ARMMMUIdx_E10_0 || mmu_idx == ARMMMUIdx_SE10_0;
/* S1 is done. Now do S2 translation. */
ret = get_phys_addr_lpae(env, ipa, access_type, s2_mmu_idx, is_el0,
phys_ptr, attrs, &s2_prot,
page_size, fi, &cacheattrs2);
/*
* S1 is done, now do S2 translation.
* Save the stage1 results so that we may merge
* prot and cacheattrs later.
*/
s1_prot = result->prot;
cacheattrs1 = result->cacheattrs;
memset(result, 0, sizeof(*result));
ret = get_phys_addr_lpae(env, ipa, access_type, s2_mmu_idx,
is_el0, result, fi);
fi->s2addr = ipa;
/* Combine the S1 and S2 perms. */
*prot &= s2_prot;
result->prot &= s1_prot;
/* If S2 fails, return early. */
if (ret) {
@ -2374,20 +2357,21 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
* Outer Write-Back Read-Allocate Write-Allocate.
* Do not overwrite Tagged within attrs.
*/
if (cacheattrs->attrs != 0xf0) {
cacheattrs->attrs = 0xff;
if (cacheattrs1.attrs != 0xf0) {
cacheattrs1.attrs = 0xff;
}
cacheattrs->shareability = 0;
cacheattrs1.shareability = 0;
}
*cacheattrs = combine_cacheattrs(env, *cacheattrs, cacheattrs2);
result->cacheattrs = combine_cacheattrs(env, cacheattrs1,
result->cacheattrs);
/* Check if IPA translates to secure or non-secure PA space. */
if (arm_is_secure_below_el3(env)) {
if (ipa_secure) {
attrs->secure =
result->attrs.secure =
!(env->cp15.vstcr_el2 & (VSTCR_SA | VSTCR_SW));
} else {
attrs->secure =
result->attrs.secure =
!((env->cp15.vtcr_el2 & (VTCR_NSA | VTCR_NSW))
|| (env->cp15.vstcr_el2 & (VSTCR_SA | VSTCR_SW)));
}
@ -2406,8 +2390,8 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
* cannot upgrade an non-secure translation regime's attributes
* to secure.
*/
attrs->secure = regime_is_secure(env, mmu_idx);
attrs->user = regime_is_user(env, mmu_idx);
result->attrs.secure = is_secure;
result->attrs.user = regime_is_user(env, mmu_idx);
/*
* Fast Context Switch Extension. This doesn't exist at all in v8.
@ -2424,20 +2408,20 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
if (arm_feature(env, ARM_FEATURE_PMSA)) {
bool ret;
*page_size = TARGET_PAGE_SIZE;
result->page_size = TARGET_PAGE_SIZE;
if (arm_feature(env, ARM_FEATURE_V8)) {
/* PMSAv8 */
ret = get_phys_addr_pmsav8(env, address, access_type, mmu_idx,
phys_ptr, attrs, prot, page_size, fi);
is_secure, result, fi);
} else if (arm_feature(env, ARM_FEATURE_V7)) {
/* PMSAv7 */
ret = get_phys_addr_pmsav7(env, address, access_type, mmu_idx,
phys_ptr, prot, page_size, fi);
is_secure, result, fi);
} else {
/* Pre-v7 MPU */
ret = get_phys_addr_pmsav5(env, address, access_type, mmu_idx,
phys_ptr, prot, fi);
is_secure, result, fi);
}
qemu_log_mask(CPU_LOG_MMU, "PMSA MPU lookup for %s at 0x%08" PRIx32
" mmu_idx %u -> %s (prot %c%c%c)\n",
@ -2445,9 +2429,9 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
(access_type == MMU_DATA_STORE ? "writing" : "execute"),
(uint32_t)address, mmu_idx,
ret ? "Miss" : "Hit",
*prot & PAGE_READ ? 'r' : '-',
*prot & PAGE_WRITE ? 'w' : '-',
*prot & PAGE_EXEC ? 'x' : '-');
result->prot & PAGE_READ ? 'r' : '-',
result->prot & PAGE_WRITE ? 'w' : '-',
result->prot & PAGE_EXEC ? 'x' : '-');
return ret;
}
@ -2492,14 +2476,14 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
address = extract64(address, 0, 52);
}
}
*phys_ptr = address;
*prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
*page_size = TARGET_PAGE_SIZE;
result->phys = address;
result->prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
result->page_size = TARGET_PAGE_SIZE;
/* Fill in cacheattr a-la AArch64.TranslateAddressS1Off. */
hcr = arm_hcr_el2_eff(env);
cacheattrs->shareability = 0;
cacheattrs->is_s2_format = false;
result->cacheattrs.shareability = 0;
result->cacheattrs.is_s2_format = false;
if (hcr & HCR_DC) {
if (hcr & HCR_DCT) {
memattr = 0xf0; /* Tagged, Normal, WB, RWA */
@ -2512,24 +2496,23 @@ bool get_phys_addr(CPUARMState *env, target_ulong address,
} else {
memattr = 0x44; /* Normal, NC, No */
}
cacheattrs->shareability = 2; /* outer sharable */
result->cacheattrs.shareability = 2; /* outer sharable */
} else {
memattr = 0x00; /* Device, nGnRnE */
}
cacheattrs->attrs = memattr;
result->cacheattrs.attrs = memattr;
return 0;
}
if (regime_using_lpae_format(env, mmu_idx)) {
return get_phys_addr_lpae(env, address, access_type, mmu_idx, false,
phys_ptr, attrs, prot, page_size,
fi, cacheattrs);
result, fi);
} else if (regime_sctlr(env, mmu_idx) & SCTLR_XP) {
return get_phys_addr_v6(env, address, access_type, mmu_idx,
phys_ptr, attrs, prot, page_size, fi);
is_secure, result, fi);
} else {
return get_phys_addr_v5(env, address, access_type, mmu_idx,
phys_ptr, prot, page_size, fi);
is_secure, result, fi);
}
}
@ -2538,21 +2521,16 @@ hwaddr arm_cpu_get_phys_page_attrs_debug(CPUState *cs, vaddr addr,
{
ARMCPU *cpu = ARM_CPU(cs);
CPUARMState *env = &cpu->env;
hwaddr phys_addr;
target_ulong page_size;
int prot;
bool ret;
GetPhysAddrResult res = {};
ARMMMUFaultInfo fi = {};
ARMMMUIdx mmu_idx = arm_mmu_idx(env);
ARMCacheAttrs cacheattrs = {};
bool ret;
*attrs = (MemTxAttrs) {};
ret = get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &phys_addr,
attrs, &prot, &page_size, &fi, &cacheattrs);
ret = get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi);
*attrs = res.attrs;
if (ret) {
return -1;
}
return phys_addr;
return res.phys;
}

22
target/arm/tlb_helper.c
View File

@ -209,11 +209,8 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
{
ARMCPU *cpu = ARM_CPU(cs);
ARMMMUFaultInfo fi = {};
hwaddr phys_addr;
target_ulong page_size;
int prot, ret;
MemTxAttrs attrs = {};
ARMCacheAttrs cacheattrs = {};
GetPhysAddrResult res = {};
int ret;
/*
* Walk the page table and (if the mapping exists) add the page
@ -223,25 +220,24 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
*/
ret = get_phys_addr(&cpu->env, address, access_type,
core_to_arm_mmu_idx(&cpu->env, mmu_idx),
&phys_addr, &attrs, &prot, &page_size,
&fi, &cacheattrs);
&res, &fi);
if (likely(!ret)) {
/*
* Map a single [sub]page. Regions smaller than our declared
* target page size are handled specially, so for those we
* pass in the exact addresses.
*/
if (page_size >= TARGET_PAGE_SIZE) {
phys_addr &= TARGET_PAGE_MASK;
if (res.page_size >= TARGET_PAGE_SIZE) {
res.phys &= TARGET_PAGE_MASK;
address &= TARGET_PAGE_MASK;
}
/* Notice and record tagged memory. */
if (cpu_isar_feature(aa64_mte, cpu) && cacheattrs.attrs == 0xf0) {
arm_tlb_mte_tagged(&attrs) = true;
if (cpu_isar_feature(aa64_mte, cpu) && res.cacheattrs.attrs == 0xf0) {
arm_tlb_mte_tagged(&res.attrs) = true;
}
tlb_set_page_with_attrs(cs, address, phys_addr, attrs,
prot, mmu_idx, page_size);
tlb_set_page_with_attrs(cs, address, res.phys, res.attrs,
res.prot, mmu_idx, res.page_size);
return true;
} else if (probe) {
return false;

6
target/arm/translate-neon.c
View File

@ -584,7 +584,11 @@ static bool trans_VLD_all_lanes(DisasContext *s, arg_VLD_all_lanes *a)
case 3:
return false;
case 4:
align = pow2_align(size + 2);
if (size == 2) {
align = pow2_align(3);
} else {
align = pow2_align(size + 2);
}
break;
default:
g_assert_not_reached();

7
tests/unit/test-vmstate.c
View File

@ -87,17 +87,16 @@ static void save_buffer(const uint8_t *buf, size_t buf_size)
static void compare_vmstate(const uint8_t *wire, size_t size)
{
QEMUFile *f = open_test_file(false);
uint8_t result[size];
g_autofree uint8_t *result = g_malloc(size);
/* read back as binary */
g_assert_cmpint(qemu_get_buffer(f, result, sizeof(result)), ==,
sizeof(result));
g_assert_cmpint(qemu_get_buffer(f, result, size), ==, size);
g_assert(!qemu_file_get_error(f));
/* Compare that what is on the file is the same that what we
expected to be there */
SUCCESS(memcmp(result, wire, sizeof(result)));
SUCCESS(memcmp(result, wire, size));
/* Must reach EOF */
qemu_get_byte(f);

2
ui/curses.c
View File

@ -69,7 +69,7 @@ static void curses_update(DisplayChangeListener *dcl,
int x, int y, int w, int h)
{
console_ch_t *line;
cchar_t curses_line[width];
g_autofree cchar_t *curses_line = g_new(cchar_t, width);
wchar_t wch[CCHARW_MAX];
attr_t attrs;
short colors;