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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# 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>

10 files changed, 50 insertions, 33 deletions

diff --git a/hw/acpi/generic_event_device.c b/hw/acpi/generic_event_device.c
index e28457a..a3d3163 100644
--- a/hw/acpi/generic_event_device.c
+++ b/hw/acpi/generic_event_device.c
@@ -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;
 }
 
diff --git a/hw/i386/multiboot.c b/hw/i386/multiboot.c
index 0a10089..963e293 100644
--- a/hw/i386/multiboot.c
+++ b/hw/i386/multiboot.c
@@ -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));
diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 5b0b4d9..dcd021a 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -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;
diff --git a/hw/net/can/xlnx-zynqmp-can.c b/hw/net/can/xlnx-zynqmp-can.c
index 82ac48c..e93e6c5 100644
--- a/hw/net/can/xlnx-zynqmp-can.c
+++ b/hw/net/can/xlnx-zynqmp-can.c
@@ -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);
diff --git a/hw/net/e1000e_core.c b/hw/net/e1000e_core.c
index 208e3e0..82aa61f 100644
--- a/hw/net/e1000e_core.c
+++ b/hw/net/e1000e_core.c
@@ -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;
diff --git a/hw/net/lan9118.c b/hw/net/lan9118.c
index 456ae38..f1cba55 100644
--- a/hw/net/lan9118.c
+++ b/hw/net/lan9118.c
@@ -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.  */
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
index 354aa28..78e00af 100644
--- a/hw/ppc/pnv.c
+++ b/hw/ppc/pnv.c
@@ -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,
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index cc1adc2..8bbaf4f 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -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;
 }
diff --git a/hw/ppc/spapr_pci_nvlink2.c b/hw/ppc/spapr_pci_nvlink2.c
index 63b476c..2a8a11b 100644
--- a/hw/ppc/spapr_pci_nvlink2.c
+++ b/hw/ppc/spapr_pci_nvlink2.c
@@ -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;
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index 895b29f..5585fd3 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -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;