Add virt-3.0 machine type. This machine type supports highmem 256MB ECAM by default. This feature is disabled for earlier machine types and if highmem is off.
Signed-off-by: Eric Auger <eric.au...@redhat.com> --- hw/arm/virt.c | 27 ++++++++++++++++++++++++--- include/hw/arm/virt.h | 1 + 2 files changed, 25 insertions(+), 3 deletions(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index a35550b..c24c306 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -1520,6 +1520,7 @@ static void virt_set_highmem(Object *obj, bool value, Error **errp) VirtMachineState *vms = VIRT_MACHINE(obj); vms->highmem = value; + vms->highmem_ecam &= value; } static bool virt_get_its(Object *obj, Error **errp) @@ -1697,7 +1698,7 @@ static void machvirt_machine_init(void) } type_init(machvirt_machine_init); -static void virt_2_12_instance_init(Object *obj) +static void virt_3_0_instance_init(Object *obj) { VirtMachineState *vms = VIRT_MACHINE(obj); VirtMachineClass *vmc = VIRT_MACHINE_GET_CLASS(vms); @@ -1740,6 +1741,8 @@ static void virt_2_12_instance_init(Object *obj) "Set GIC version. " "Valid values are 2, 3 and host", NULL); + vms->highmem_ecam = vmc->no_highmem_ecam ? false : true; + if (vmc->no_its) { vms->its = false; } else { @@ -1765,10 +1768,28 @@ static void virt_2_12_instance_init(Object *obj) vms->irqmap = a15irqmap; } -static void virt_machine_2_12_options(MachineClass *mc) +static void virt_machine_3_0_options(MachineClass *mc) { } -DEFINE_VIRT_MACHINE_AS_LATEST(2, 12) +DEFINE_VIRT_MACHINE_AS_LATEST(3, 0) + +#define VIRT_COMPAT_2_12 \ + HW_COMPAT_2_12 + +static void virt_2_12_instance_init(Object *obj) +{ + virt_3_0_instance_init(obj); +} + +static void virt_machine_2_12_options(MachineClass *mc) +{ + VirtMachineClass *vmc = VIRT_MACHINE_CLASS(OBJECT_CLASS(mc)); + + virt_machine_3_0_options(mc); + SET_MACHINE_COMPAT(mc, VIRT_COMPAT_2_12); + vmc->no_highmem_ecam = true; +} +DEFINE_VIRT_MACHINE(2, 12) #define VIRT_COMPAT_2_11 \ HW_COMPAT_2_11 diff --git a/include/hw/arm/virt.h b/include/hw/arm/virt.h index e9423a7..10a5c71 100644 --- a/include/hw/arm/virt.h +++ b/include/hw/arm/virt.h @@ -95,6 +95,7 @@ typedef struct { bool no_pmu; bool claim_edge_triggered_timers; bool smbios_old_sys_ver; + bool no_highmem_ecam; } VirtMachineClass; typedef struct { -- 2.5.5