[Qemu-devel] Re: [patch 02/02] sparc32 use empty_slot for missing RAM v1

[Blue Swirl <blauwirbel@gmail.com>]

Thanks, applied both.

On 4/18/10, Artyom Tarasenko <atar4qemu@googlemail.com> wrote:
> use empty_slot device for the RAM which is not installed
>
>  Models without ECC don't trap when missing ram is accessed.
>
>  v0->v1 compile only once and fix indentation
>
>  Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
>  ---
>  diff --git a/Makefile.objs b/Makefile.objs
>  index ab1af88..f4d2faf 100644
>  --- a/Makefile.objs
>  +++ b/Makefile.objs
>  @@ -140,6 +140,7 @@ hw-obj-$(CONFIG_PFLASH_CFI02) += pflash_cfi02.o
>
>   hw-obj-$(CONFIG_M48T59) += m48t59.o
>   hw-obj-$(CONFIG_ESCC) += escc.o
>  +hw-obj-$(CONFIG_EMPTY_SLOT) += empty_slot.o
>
>   hw-obj-$(CONFIG_SERIAL) += serial.o
>   hw-obj-$(CONFIG_PARALLEL) += parallel.o
>  diff --git a/default-configs/sparc-softmmu.mak b/default-configs/sparc-softmmu.mak
>  index 54899ff..becf880 100644
>  --- a/default-configs/sparc-softmmu.mak
>  +++ b/default-configs/sparc-softmmu.mak
>  @@ -7,3 +7,4 @@ CONFIG_M48T59=y
>   CONFIG_PTIMER=y
>   CONFIG_FDC=y
>   CONFIG_VIRTIO_PCI=y
>  +CONFIG_EMPTY_SLOT=y
>  diff --git a/hw/sun4m.c b/hw/sun4m.c
>  index 90e661d..73b6949 100644
>  --- a/hw/sun4m.c
>  +++ b/hw/sun4m.c
>  @@ -36,6 +36,7 @@
>   #include "isa.h"
>   #include "fw_cfg.h"
>   #include "escc.h"
>  +#include "empty_slot.h"
>   #include "qdev-addr.h"
>   #include "loader.h"
>   #include "elf.h"
>  @@ -820,7 +821,11 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
>
>      /* set up devices */
>      ram_init(0, RAM_size, hwdef->max_mem);
>  -
>  +    /* models without ECC don't trap when missing ram is accessed */
>  +    if (!hwdef->ecc_base) {
>  +        empty_slot_init(RAM_size, hwdef->max_mem - RAM_size);
>  +    }
>  +
>      prom_init(hwdef->slavio_base, bios_name);
>
>      slavio_intctl = slavio_intctl_init(hwdef->intctl_base,
>