Peter Maydell <peter.mayd...@linaro.org> writes:
> Use the 'unimplemented' dummy device to cover regions of the
> SoC device memory map which we don't have proper device
> implementations for yet.
>
> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
Looks good although I couldn't find any Stellaris images to test with so
I take the actual behaviour on trust ;-)
Reviewed-by: Alex Bennée <alex.ben...@linaro.org>
> ---
> hw/arm/stellaris.c | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
> index 204502a..1f51e2b 100644
> --- a/hw/arm/stellaris.c
> +++ b/hw/arm/stellaris.c
> @@ -21,6 +21,7 @@
> #include "exec/address-spaces.h"
> #include "sysemu/sysemu.h"
> #include "hw/char/pl011.h"
> +#include "hw/misc/unimp.h"
>
> #define GPIO_A 0
> #define GPIO_B 1
> @@ -1401,6 +1402,19 @@ static void stellaris_init(const char
> *kernel_filename, const char *cpu_model,
> }
> }
> }
> +
> + /* Add dummy regions for the devices we don't implement yet,
> + * so guest accesses don't cause unlogged crashes.
> + */
> + create_unimplemented_device("wdtimer", 0x40000000, 0x1000);
> + create_unimplemented_device("i2c-0", 0x40002000, 0x1000);
> + create_unimplemented_device("i2c-2", 0x40021000, 0x1000);
> + create_unimplemented_device("PWM", 0x40028000, 0x1000);
> + create_unimplemented_device("QEI-0", 0x4002c000, 0x1000);
> + create_unimplemented_device("QEI-1", 0x4002d000, 0x1000);
> + create_unimplemented_device("analogue-comparator", 0x4003c000, 0x1000);
> + create_unimplemented_device("hibernation", 0x400fc000, 0x1000);
> + create_unimplemented_device("flash-control", 0x400fd000, 0x1000);
> }
>
> /* FIXME: Figure out how to generate these from stellaris_boards. */
--
Alex Bennée
