Import upstream 1.6.0.upstream/1.6.0

Change-Id: Icf52b556470cac8677297f2ef14ded16684f7887
Signed-off-by: Junfeng Dong <junfeng.dong@intel.com>

1 files changed, 102 insertions, 16 deletions

diff --git a/qtest.c b/qtest.c
index fbfab4e1a..74f1842c1 100644
--- a/qtest.c
+++ b/qtest.c
@@ -11,20 +11,20 @@
  *
  */
 
-#include "qtest.h"
+#include "sysemu/qtest.h"
 #include "hw/qdev.h"
-#include "qemu-char.h"
-#include "ioport.h"
-#include "memory.h"
+#include "sysemu/char.h"
+#include "exec/ioport.h"
+#include "exec/memory.h"
 #include "hw/irq.h"
-#include "sysemu.h"
-#include "cpus.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/cpus.h"
 
 #define MAX_IRQ 256
 
 const char *qtest_chrdev;
 const char *qtest_log;
-int qtest_allowed = 0;
+bool qtest_allowed;
 
 static DeviceState *irq_intercept_dev;
 static FILE *qtest_log_fp;
@@ -87,6 +87,30 @@ static bool qtest_opened;
  *  > inl ADDR
  *  < OK VALUE
  *
+ *  > writeb ADDR VALUE
+ *  < OK
+ *
+ *  > writew ADDR VALUE
+ *  < OK
+ *
+ *  > writel ADDR VALUE
+ *  < OK
+ *
+ *  > writeq ADDR VALUE
+ *  < OK
+ *
+ *  > readb ADDR
+ *  < OK VALUE
+ *
+ *  > readw ADDR
+ *  < OK VALUE
+ *
+ *  > readl ADDR
+ *  < OK VALUE
+ *
+ *  > readq ADDR
+ *  < OK VALUE
+ *
  *  > read ADDR SIZE
  *  < OK DATA
  *
@@ -167,7 +191,7 @@ static void GCC_FMT_ATTR(2, 3) qtest_send(CharDriverState *chr,
     len = vsnprintf(buffer, sizeof(buffer), fmt, ap);
     va_end(ap);
 
-    qemu_chr_fe_write(chr, (uint8_t *)buffer, len);
+    qemu_chr_fe_write_all(chr, (uint8_t *)buffer, len);
     if (qtest_log_fp && qtest_opened) {
         fprintf(qtest_log_fp, "%s", buffer);
     }
@@ -247,8 +271,8 @@ static void qtest_process_command(CharDriverState *chr, gchar **words)
         uint32_t value;
 
         g_assert(words[1] && words[2]);
-        addr = strtol(words[1], NULL, 0);
-        value = strtol(words[2], NULL, 0);
+        addr = strtoul(words[1], NULL, 0);
+        value = strtoul(words[2], NULL, 0);
 
         if (words[0][3] == 'b') {
             cpu_outb(addr, value);
@@ -266,7 +290,7 @@ static void qtest_process_command(CharDriverState *chr, gchar **words)
         uint32_t value = -1U;
 
         g_assert(words[1]);
-        addr = strtol(words[1], NULL, 0);
+        addr = strtoul(words[1], NULL, 0);
 
         if (words[0][2] == 'b') {
             value = cpu_inb(addr);
@@ -277,13 +301,70 @@ static void qtest_process_command(CharDriverState *chr, gchar **words)
         }
         qtest_send_prefix(chr);
         qtest_send(chr, "OK 0x%04x\n", value);
+    } else if (strcmp(words[0], "writeb") == 0 ||
+               strcmp(words[0], "writew") == 0 ||
+               strcmp(words[0], "writel") == 0 ||
+               strcmp(words[0], "writeq") == 0) {
+        uint64_t addr;
+        uint64_t value;
+
+        g_assert(words[1] && words[2]);
+        addr = strtoull(words[1], NULL, 0);
+        value = strtoull(words[2], NULL, 0);
+
+        if (words[0][5] == 'b') {
+            uint8_t data = value;
+            cpu_physical_memory_write(addr, &data, 1);
+        } else if (words[0][5] == 'w') {
+            uint16_t data = value;
+            tswap16s(&data);
+            cpu_physical_memory_write(addr, &data, 2);
+        } else if (words[0][5] == 'l') {
+            uint32_t data = value;
+            tswap32s(&data);
+            cpu_physical_memory_write(addr, &data, 4);
+        } else if (words[0][5] == 'q') {
+            uint64_t data = value;
+            tswap64s(&data);
+            cpu_physical_memory_write(addr, &data, 8);
+        }
+        qtest_send_prefix(chr);
+        qtest_send(chr, "OK\n");
+    } else if (strcmp(words[0], "readb") == 0 ||
+               strcmp(words[0], "readw") == 0 ||
+               strcmp(words[0], "readl") == 0 ||
+               strcmp(words[0], "readq") == 0) {
+        uint64_t addr;
+        uint64_t value = UINT64_C(-1);
+
+        g_assert(words[1]);
+        addr = strtoull(words[1], NULL, 0);
+
+        if (words[0][4] == 'b') {
+            uint8_t data;
+            cpu_physical_memory_read(addr, &data, 1);
+            value = data;
+        } else if (words[0][4] == 'w') {
+            uint16_t data;
+            cpu_physical_memory_read(addr, &data, 2);
+            value = tswap16(data);
+        } else if (words[0][4] == 'l') {
+            uint32_t data;
+            cpu_physical_memory_read(addr, &data, 4);
+            value = tswap32(data);
+        } else if (words[0][4] == 'q') {
+            cpu_physical_memory_read(addr, &value, 8);
+            tswap64s(&value);
+        }
+        qtest_send_prefix(chr);
+        qtest_send(chr, "OK 0x%016" PRIx64 "\n", value);
     } else if (strcmp(words[0], "read") == 0) {
         uint64_t addr, len, i;
         uint8_t *data;
 
         g_assert(words[1] && words[2]);
-        addr = strtoul(words[1], NULL, 0);
-        len = strtoul(words[2], NULL, 0);
+        addr = strtoull(words[1], NULL, 0);
+        len = strtoull(words[2], NULL, 0);
 
         data = g_malloc(len);
         cpu_physical_memory_read(addr, data, len);
@@ -302,8 +383,8 @@ static void qtest_process_command(CharDriverState *chr, gchar **words)
         size_t data_len;
 
         g_assert(words[1] && words[2] && words[3]);
-        addr = strtoul(words[1], NULL, 0);
-        len = strtoul(words[2], NULL, 0);
+        addr = strtoull(words[1], NULL, 0);
+        len = strtoull(words[2], NULL, 0);
 
         data_len = strlen(words[3]);
         if (data_len < 3) {
@@ -391,7 +472,12 @@ static void qtest_event(void *opaque, int event)
 
     switch (event) {
     case CHR_EVENT_OPENED:
-        qemu_system_reset(false);
+        /*
+         * We used to call qemu_system_reset() here, hoping we could
+         * use the same process for multiple tests that way.  Never
+         * used.  Injects an extra reset even when it's not used, and
+         * that can mess up tests, e.g. -boot once.
+         */
         for (i = 0; i < ARRAY_SIZE(irq_levels); i++) {
             irq_levels[i] = 0;
         }