Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20140513' into staging

target-arm queue:
 * update libvixl to 1.4
 * remove version_minimum_id_old from ARM devices
 * stellaris_enet tx/rx/migration overhaul
 * various minor fixes for coverity issues

# gpg: Signature made Tue 13 May 2014 16:25:12 BST using RSA key ID 14360CDE
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>"

* remotes/pmaydell/tags/pull-target-arm-20140513:
  hw/arm/omap_gpmc: Avoid buffer overrun filling prefetch FIFO
  hw/arm/stellaris: Correct handling of GPTM TAR register
  hw/timer/exynos4210_mct: Avoid overflow in exynos4210_ltick_recalc_count
  hw/dma/omap_dma: Add (uint32_t) casts when shifting uint16_t by 16
  hw/arm/omap1: Avoid unintended sign extension writing omap_rtc YEARS_REG
  hw/net/cadence_gem: Remove dead code
  hw/intc/allwinner-a10-pic: Add missing 'break'
  target-arm/helper.c: Don't flush the TLB if SCTLR is rewritten unchanged
  hw/net/stellaris_enet: Convert to vmstate
  hw/net/stellaris_enet: Get rid of rx_fifo pointer
  hw/net/stellaris_enet: Fix debug format strings
  hw/net/stellaris_enet: Correctly implement the TR and THR registers
  hw/net/stellaris_enet: Rewrite tx fifo handling code
  hw/net/stellaris_enet: Correct handling of packet padding
  hw/net/stellaris_enet: Restructure tx_fifo code to avoid buffer overrun
  savevm: Remove all the unneeded version_minimum_id_old (arm)
  disas/libvixl: Update to libvixl 1.4

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

10 files changed, 27 insertions, 54 deletions

diff --git a/hw/arm/highbank.c b/hw/arm/highbank.c
index 46b9f1e0c0..24231e5448 100644
--- a/hw/arm/highbank.c
+++ b/hw/arm/highbank.c
@@ -134,7 +134,6 @@ static VMStateDescription vmstate_highbank_regs = {
     .name = "highbank-regs",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(regs, HighbankRegsState, NUM_REGS),
         VMSTATE_END_OF_LIST(),
diff --git a/hw/arm/musicpal.c b/hw/arm/musicpal.c
index de542010aa..2a27a19d76 100644
--- a/hw/arm/musicpal.c
+++ b/hw/arm/musicpal.c
@@ -405,7 +405,6 @@ static const VMStateDescription mv88w8618_eth_vmsd = {
     .name = "mv88w8618_eth",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(smir, mv88w8618_eth_state),
         VMSTATE_UINT32(icr, mv88w8618_eth_state),
@@ -642,7 +641,6 @@ static const VMStateDescription musicpal_lcd_vmsd = {
     .name = "musicpal_lcd",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(brightness, musicpal_lcd_state),
         VMSTATE_UINT32(mode, musicpal_lcd_state),
@@ -769,7 +767,6 @@ static const VMStateDescription mv88w8618_pic_vmsd = {
     .name = "mv88w8618_pic",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(level, mv88w8618_pic_state),
         VMSTATE_UINT32(enabled, mv88w8618_pic_state),
@@ -940,7 +937,6 @@ static const VMStateDescription mv88w8618_timer_vmsd = {
     .name = "timer",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_PTIMER(ptimer, mv88w8618_timer_state),
         VMSTATE_UINT32(limit, mv88w8618_timer_state),
@@ -952,7 +948,6 @@ static const VMStateDescription mv88w8618_pit_vmsd = {
     .name = "mv88w8618_pit",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_STRUCT_ARRAY(timer, mv88w8618_pit_state, 4, 1,
                              mv88w8618_timer_vmsd, mv88w8618_timer_state),
@@ -1041,7 +1036,6 @@ static const VMStateDescription mv88w8618_flashcfg_vmsd = {
     .name = "mv88w8618_flashcfg",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(cfgr0, mv88w8618_flashcfg_state),
         VMSTATE_END_OF_LIST()
@@ -1381,7 +1375,6 @@ static const VMStateDescription musicpal_gpio_vmsd = {
     .name = "musicpal_gpio",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(lcd_brightness, musicpal_gpio_state),
         VMSTATE_UINT32(out_state, musicpal_gpio_state),
@@ -1548,7 +1541,6 @@ static const VMStateDescription musicpal_key_vmsd = {
     .name = "musicpal_key",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(kbd_extended, musicpal_key_state),
         VMSTATE_UINT32(pressed_keys, musicpal_key_state),
diff --git a/hw/arm/omap1.c b/hw/arm/omap1.c
index b433748c60..b28e0521b4 100644
--- a/hw/arm/omap1.c
+++ b/hw/arm/omap1.c
@@ -2709,8 +2709,8 @@ static void omap_rtc_write(void *opaque, hwaddr addr,
             s->ti += ti[1];
         } else {
             /* A less accurate version */
-            s->ti -= (s->current_tm.tm_year % 100) * 31536000;
-            s->ti += from_bcd(value) * 31536000;
+            s->ti -= (time_t)(s->current_tm.tm_year % 100) * 31536000;
+            s->ti += (time_t)from_bcd(value) * 31536000;
         }
         return;
 
diff --git a/hw/arm/pxa2xx.c b/hw/arm/pxa2xx.c
index e0cd847b95..2d28a11d5e 100644
--- a/hw/arm/pxa2xx.c
+++ b/hw/arm/pxa2xx.c
@@ -148,8 +148,7 @@ static const VMStateDescription vmstate_pxa2xx_pm = {
     .name = "pxa2xx_pm",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(pm_regs, PXA2xxState, 0x40),
         VMSTATE_END_OF_LIST()
     }
@@ -215,8 +214,7 @@ static const VMStateDescription vmstate_pxa2xx_cm = {
     .name = "pxa2xx_cm",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(cm_regs, PXA2xxState, 4),
         VMSTATE_UINT32(clkcfg, PXA2xxState),
         VMSTATE_UINT32(pmnc, PXA2xxState),
@@ -440,8 +438,7 @@ static const VMStateDescription vmstate_pxa2xx_mm = {
     .name = "pxa2xx_mm",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(mm_regs, PXA2xxState, 0x1a),
         VMSTATE_END_OF_LIST()
     }
@@ -1172,7 +1169,6 @@ static const VMStateDescription vmstate_pxa2xx_rtc_regs = {
     .name = "pxa2xx_rtc",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .pre_save = pxa2xx_rtc_pre_save,
     .post_load = pxa2xx_rtc_post_load,
     .fields = (VMStateField[]) {
@@ -1436,8 +1432,7 @@ static const VMStateDescription vmstate_pxa2xx_i2c_slave = {
     .name = "pxa2xx_i2c_slave",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields      = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_I2C_SLAVE(parent_obj, PXA2xxI2CSlaveState),
         VMSTATE_END_OF_LIST()
     }
@@ -1447,8 +1442,7 @@ static const VMStateDescription vmstate_pxa2xx_i2c = {
     .name = "pxa2xx_i2c",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields      = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT16(control, PXA2xxI2CState),
         VMSTATE_UINT16(status, PXA2xxI2CState),
         VMSTATE_UINT8(ibmr, PXA2xxI2CState),
@@ -1705,8 +1699,7 @@ static const VMStateDescription vmstate_pxa2xx_i2s = {
     .name = "pxa2xx_i2s",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(control, PXA2xxI2SState, 2),
         VMSTATE_UINT32(status, PXA2xxI2SState),
         VMSTATE_UINT32(mask, PXA2xxI2SState),
diff --git a/hw/arm/pxa2xx_gpio.c b/hw/arm/pxa2xx_gpio.c
index 07274285ab..7f75f05137 100644
--- a/hw/arm/pxa2xx_gpio.c
+++ b/hw/arm/pxa2xx_gpio.c
@@ -313,8 +313,7 @@ static const VMStateDescription vmstate_pxa2xx_gpio_regs = {
     .name = "pxa2xx-gpio",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_INT32(lines, PXA2xxGPIOInfo),
         VMSTATE_UINT32_ARRAY(ilevel, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
         VMSTATE_UINT32_ARRAY(olevel, PXA2xxGPIOInfo, PXA2XX_GPIO_BANKS),
diff --git a/hw/arm/pxa2xx_pic.c b/hw/arm/pxa2xx_pic.c
index d37fb543e8..9cfc714874 100644
--- a/hw/arm/pxa2xx_pic.c
+++ b/hw/arm/pxa2xx_pic.c
@@ -296,7 +296,6 @@ static VMStateDescription vmstate_pxa2xx_pic_regs = {
     .name = "pxa2xx_pic",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = pxa2xx_pic_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32_ARRAY(int_enabled, PXA2xxPICState, 2),
diff --git a/hw/arm/spitz.c b/hw/arm/spitz.c
index 392ca84c81..a179c1d694 100644
--- a/hw/arm/spitz.c
+++ b/hw/arm/spitz.c
@@ -1006,8 +1006,7 @@ static VMStateDescription vmstate_sl_nand_info = {
     .name = "sl-nand",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT8(ctl, SLNANDState),
         VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
         VMSTATE_END_OF_LIST(),
@@ -1041,9 +1040,8 @@ static VMStateDescription vmstate_spitz_kbd = {
     .name = "spitz-keyboard",
     .version_id = 1,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = spitz_keyboard_post_load,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT16(sense_state, SpitzKeyboardState),
         VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
         VMSTATE_UNUSED_TEST(is_version_0, 5),
@@ -1076,8 +1074,7 @@ static const VMStateDescription vmstate_corgi_ssp_regs = {
     .name = "corgi-ssp",
     .version_id = 2,
     .minimum_version_id = 2,
-    .minimum_version_id_old = 2,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_SSI_SLAVE(ssidev, CorgiSSPState),
         VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
         VMSTATE_END_OF_LIST(),
@@ -1105,8 +1102,7 @@ static const VMStateDescription vmstate_spitz_lcdtg_regs = {
     .name = "spitz-lcdtg",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields = (VMStateField []) {
+    .fields = (VMStateField[]) {
         VMSTATE_SSI_SLAVE(ssidev, SpitzLCDTG),
         VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
         VMSTATE_UINT32(bl_power, SpitzLCDTG),
diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
index d6cc77b458..a2095c0e84 100644
--- a/hw/arm/stellaris.c
+++ b/hw/arm/stellaris.c
@@ -185,12 +185,19 @@ static uint64_t gptm_read(void *opaque, hwaddr offset,
     case 0x44: /* TBPMR */
         return s->match_prescale[1];
     case 0x48: /* TAR */
-        if (s->control == 1)
+        if (s->config == 1) {
             return s->rtc;
+        }
+        qemu_log_mask(LOG_UNIMP,
+                      "GPTM: read of TAR but timer read not supported");
+        return 0;
     case 0x4c: /* TBR */
-        hw_error("TODO: Timer value read\n");
+        qemu_log_mask(LOG_UNIMP,
+                      "GPTM: read of TBR but timer read not supported");
+        return 0;
     default:
-        hw_error("gptm_read: Bad offset 0x%x\n", (int)offset);
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "GPTM: read at bad offset 0x%x\n", (int)offset);
         return 0;
     }
 }
@@ -286,8 +293,7 @@ static const VMStateDescription vmstate_stellaris_gptm = {
     .name = "stellaris_gptm",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32(config, gptm_state),
         VMSTATE_UINT32_ARRAY(mode, gptm_state, 2),
         VMSTATE_UINT32(control, gptm_state),
@@ -643,9 +649,8 @@ static const VMStateDescription vmstate_stellaris_sys = {
     .name = "stellaris_sys",
     .version_id = 2,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .post_load = stellaris_sys_post_load,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32(pborctl, ssys_state),
         VMSTATE_UINT32(ldopctl, ssys_state),
         VMSTATE_UINT32(int_mask, ssys_state),
@@ -851,8 +856,7 @@ static const VMStateDescription vmstate_stellaris_i2c = {
     .name = "stellaris_i2c",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32(msa, stellaris_i2c_state),
         VMSTATE_UINT32(mcs, stellaris_i2c_state),
         VMSTATE_UINT32(mdr, stellaris_i2c_state),
@@ -1121,8 +1125,7 @@ static const VMStateDescription vmstate_stellaris_adc = {
     .name = "stellaris_adc",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
-    .fields      = (VMStateField[]) {
+    .fields = (VMStateField[]) {
         VMSTATE_UINT32(actss, stellaris_adc_state),
         VMSTATE_UINT32(ris, stellaris_adc_state),
         VMSTATE_UINT32(im, stellaris_adc_state),
diff --git a/hw/arm/strongarm.c b/hw/arm/strongarm.c
index 170d0ce267..0da9015333 100644
--- a/hw/arm/strongarm.c
+++ b/hw/arm/strongarm.c
@@ -199,7 +199,6 @@ static VMStateDescription vmstate_strongarm_pic_regs = {
     .name = "strongarm_pic",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = strongarm_pic_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(pending, StrongARMPICState),
@@ -424,7 +423,6 @@ static const VMStateDescription vmstate_strongarm_rtc_regs = {
     .name = "strongarm-rtc",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .pre_save = strongarm_rtc_pre_save,
     .post_load = strongarm_rtc_post_load,
     .fields = (VMStateField[]) {
@@ -670,7 +668,6 @@ static const VMStateDescription vmstate_strongarm_gpio_regs = {
     .name = "strongarm-gpio",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(ilevel, StrongARMGPIOInfo),
         VMSTATE_UINT32(olevel, StrongARMGPIOInfo),
@@ -842,7 +839,6 @@ static const VMStateDescription vmstate_strongarm_ppc_regs = {
     .name = "strongarm-ppc",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(ilevel, StrongARMPPCInfo),
         VMSTATE_UINT32(olevel, StrongARMPPCInfo),
@@ -1293,7 +1289,6 @@ static const VMStateDescription vmstate_strongarm_uart_regs = {
     .name = "strongarm-uart",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = strongarm_uart_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_UINT8(utcr0, StrongARMUARTState),
@@ -1553,7 +1548,6 @@ static const VMStateDescription vmstate_strongarm_ssp_regs = {
     .name = "strongarm-ssp",
     .version_id = 0,
     .minimum_version_id = 0,
-    .minimum_version_id_old = 0,
     .post_load = strongarm_ssp_post_load,
     .fields = (VMStateField[]) {
         VMSTATE_UINT16_ARRAY(sscr, StrongARMSSPState, 2),
diff --git a/hw/arm/z2.c b/hw/arm/z2.c
index 67c1be84ac..5df014b15e 100644
--- a/hw/arm/z2.c
+++ b/hw/arm/z2.c
@@ -164,7 +164,6 @@ static VMStateDescription vmstate_zipit_lcd_state = {
     .name = "zipit-lcd",
     .version_id = 2,
     .minimum_version_id = 2,
-    .minimum_version_id_old = 2,
     .fields = (VMStateField[]) {
         VMSTATE_SSI_SLAVE(ssidev, ZipitLCD),
         VMSTATE_INT32(selected, ZipitLCD),
@@ -275,7 +274,6 @@ static VMStateDescription vmstate_aer915_state = {
     .name = "aer915",
     .version_id = 1,
     .minimum_version_id = 1,
-    .minimum_version_id_old = 1,
     .fields = (VMStateField[]) {
         VMSTATE_INT32(len, AER915State),
         VMSTATE_BUFFER(buf, AER915State),