The main purpose of this is to disable the use of the virtualisation extensions
which Qemu does not emulate.

Also enable a few additional commands and the u-boot API.

This works for me with:
$ dd if=/dev/zero of=pflash0.img bs=1M count=64
$ dd if=/dev/zero of=pflash1.img bs=1M count=64
$ qemu-system-arm -M vexpress-a15 -cpu cortex-a15 -kernel u-boot -m 1024m -sd 
mmc.img -nographic -pflash pflash0.img -pflash pflash1.img

(for some reason both pflash images are needed for saveenv to work)

Signed-off-by: Ian Campbell <i...@hellion.org.uk>
Cc: albert.u.b...@aribaud.net
---
 boards.cfg                          | 1 +
 include/configs/vexpress_ca15_tc2.h | 2 ++
 include/configs/vexpress_common.h   | 4 ++++
 3 files changed, 7 insertions(+)

diff --git a/boards.cfg b/boards.cfg
index caba64e..6e2fccc 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -245,6 +245,7 @@ Active  arm         arm926ejs      versatile   armltd       
   versatile
 Active  arm         arm946es       -           armltd          integrator      
    integratorap_cm946es                 integratorap:CM946ES                   
                                                                                
           Linus Walleij <linus.wall...@linaro.org>
 Active  arm         arm946es       -           armltd          integrator      
    integratorcp_cm946es                 integratorcp:CM946ES                   
                                                                                
           Linus Walleij <linus.wall...@linaro.org>
 Active  arm         armv7          -           armltd          vexpress        
    vexpress_ca15_tc2                    -                                      
                                                                                
           -
+Active  arm         armv7          -           armltd          vexpress        
    vexpress_ca15_tc2_qemu               vexpress_ca15_tc2:ARCH_VEXPRESS_QEMU   
                                                                                
           -
 Active  arm         armv7          -           armltd          vexpress        
    vexpress_ca5x2                       -                                      
                                                                                
           Matt Waddel <matt.wad...@linaro.org>
 Active  arm         armv7          -           armltd          vexpress        
    vexpress_ca9x4                       -                                      
                                                                                
           Matt Waddel <matt.wad...@linaro.org>
 Active  arm         armv7          am33xx      isee            igep0033        
    am335x_igep0033                      -                                      
                                                                                
           Enric Balletbo i Serra <eballe...@iseebcn.com>
diff --git a/include/configs/vexpress_ca15_tc2.h 
b/include/configs/vexpress_ca15_tc2.h
index 982f4a7..ccdb3c5 100644
--- a/include/configs/vexpress_ca15_tc2.h
+++ b/include/configs/vexpress_ca15_tc2.h
@@ -18,6 +18,8 @@
 #define CONFIG_SYSFLAGS_ADDR   0x1c010030
 #define CONFIG_SMP_PEN_ADDR    CONFIG_SYSFLAGS_ADDR
 
+#ifndef CONFIG_ARCH_VEXPRESS_QEMU
 #define CONFIG_ARMV7_VIRT
+#endif
 
 #endif
diff --git a/include/configs/vexpress_common.h 
b/include/configs/vexpress_common.h
index 7e78f8a..fbb9993 100644
--- a/include/configs/vexpress_common.h
+++ b/include/configs/vexpress_common.h
@@ -157,6 +157,7 @@
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_PXE
 #define CONFIG_MENU
+#define CONFIG_CMD_ECHO
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_ENV
 #define CONFIG_CMD_FLASH
@@ -164,6 +165,7 @@
 #define CONFIG_CMD_MEMORY
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_PING
+#define CONFIG_CMD_EXT2
 #define CONFIG_CMD_SAVEENV
 #define CONFIG_CMD_RUN
 #define CONFIG_CMD_BOOTZ
@@ -176,6 +178,7 @@
 #define CONFIG_GENERIC_MMC
 #define CONFIG_ARM_PL180_MMCI
 #define CONFIG_ARM_PL180_MMCI_BASE     V2M_MMCI
+#define CONFIG_SYS_MMC_MAX_DEVICE      2
 #define CONFIG_SYS_MMC_MAX_BLK_COUNT   127
 #define CONFIG_ARM_PL180_MMCI_CLOCK_FREQ 6250000
 
@@ -253,6 +256,7 @@
 #define CONFIG_SYS_FLASH_BASE0         V2M_NOR0
 #define CONFIG_SYS_FLASH_BASE1         V2M_NOR1
 #define CONFIG_SYS_MONITOR_BASE                CONFIG_SYS_FLASH_BASE0
+#define CONFIG_API
 
 /* Timeout values in ticks */
 #define CONFIG_SYS_FLASH_ERASE_TOUT    (2 * CONFIG_SYS_HZ) /* Erase Timeout */
-- 
1.8.4.rc3

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