Message ID | 20180809130115.28951-7-peter.maydell@linaro.org |
---|---|
State | Superseded |
Headers | show |
Series | arm: Implement MPS2 watchdogs and DMA | expand |
Hi Peter, On 08/09/2018 10:01 AM, Peter Maydell wrote: > Wire up the system control element's register banks. > > This is the last of the previously completely unimplemented > components in the IoTKit. > > Signed-off-by: Peter Maydell <peter.maydell@linaro.org> > --- > include/hw/arm/iotkit.h | 4 +++- > hw/arm/iotkit.c | 19 +++++++++++-------- > 2 files changed, 14 insertions(+), 9 deletions(-) > > diff --git a/include/hw/arm/iotkit.h b/include/hw/arm/iotkit.h > index 0f5c5101708..1ffa31d521b 100644 > --- a/include/hw/arm/iotkit.h > +++ b/include/hw/arm/iotkit.h > @@ -58,7 +58,7 @@ > #include "hw/timer/cmsdk-apb-timer.h" > #include "hw/timer/cmsdk-apb-dualtimer.h" > #include "hw/watchdog/cmsdk-apb-watchdog.h" > -#include "hw/misc/unimp.h" > +#include "hw/misc/iotkit-sysctl.h" > #include "hw/or-irq.h" > #include "hw/core/split-irq.h" > > @@ -97,6 +97,8 @@ typedef struct IoTKit { > CMSDKAPBWatchdog nswatchdog; > CMSDKAPBWatchdog swatchdog; > > + IoTKitSysCtl sysctl; > + > MemoryRegion container; > MemoryRegion alias1; > MemoryRegion alias2; > diff --git a/hw/arm/iotkit.c b/hw/arm/iotkit.c > index cb0ec456f39..5d59ed5489f 100644 > --- a/hw/arm/iotkit.c > +++ b/hw/arm/iotkit.c > @@ -16,7 +16,6 @@ > #include "hw/sysbus.h" > #include "hw/registerfields.h" > #include "hw/arm/iotkit.h" > -#include "hw/misc/unimp.h" > #include "hw/arm/arm.h" > > /* Clock frequency in HZ of the 32KHz "slow clock" */ > @@ -151,6 +150,8 @@ static void iotkit_init(Object *obj) > sizeof(s->nswatchdog), TYPE_CMSDK_APB_WATCHDOG); > sysbus_init_child_obj(obj, "swatchdog", &s->swatchdog, > sizeof(s->swatchdog), TYPE_CMSDK_APB_WATCHDOG); > + sysbus_init_child_obj(obj, "iotkit-sysctl", &s->sysctl, sizeof(s->sysctl), > + TYPE_IOTKIT_SYSCTL); > object_initialize_child(obj, "nmi-orgate", &s->nmi_orgate, > sizeof(s->nmi_orgate), TYPE_OR_IRQ, > &error_abort, NULL); > @@ -516,13 +517,15 @@ static void iotkit_realize(DeviceState *dev, Error **errp) > qdev_get_gpio_in_named(dev_apb_ppc1, > "cfg_sec_resp", 0)); > > - /* Using create_unimplemented_device() maps the stub into the > - * system address space rather than into our container, but the > - * overall effect to the guest is the same. > - */ > - create_unimplemented_device("SYSINFO", 0x40020000, 0x1000); > - > - create_unimplemented_device("SYSCONTROL", 0x50021000, 0x1000); > + object_property_set_bool(OBJECT(&s->sysctl), true, "realized", &err); > + if (err) { > + error_propagate(errp, err); > + return; > + } > + /* System information registers */ > + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x40020000); What about the Secure access? sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x50020000); > + /* System control registers */ > + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 1, 0x50021000); > > /* This OR gate wires together outputs from the secure watchdogs to NMI */ > object_property_set_int(OBJECT(&s->nmi_orgate), 2, "num-lines", &err); >
On 18 August 2018 at 01:00, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: > Hi Peter, > > On 08/09/2018 10:01 AM, Peter Maydell wrote: >> Wire up the system control element's register banks. >> >> This is the last of the previously completely unimplemented >> components in the IoTKit. >> >> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> >> --- >> include/hw/arm/iotkit.h | 4 +++- >> hw/arm/iotkit.c | 19 +++++++++++-------- >> 2 files changed, 14 insertions(+), 9 deletions(-) >> >> diff --git a/include/hw/arm/iotkit.h b/include/hw/arm/iotkit.h >> index 0f5c5101708..1ffa31d521b 100644 >> --- a/include/hw/arm/iotkit.h >> +++ b/include/hw/arm/iotkit.h >> @@ -58,7 +58,7 @@ >> #include "hw/timer/cmsdk-apb-timer.h" >> #include "hw/timer/cmsdk-apb-dualtimer.h" >> #include "hw/watchdog/cmsdk-apb-watchdog.h" >> -#include "hw/misc/unimp.h" >> +#include "hw/misc/iotkit-sysctl.h" >> #include "hw/or-irq.h" >> #include "hw/core/split-irq.h" >> >> @@ -97,6 +97,8 @@ typedef struct IoTKit { >> CMSDKAPBWatchdog nswatchdog; >> CMSDKAPBWatchdog swatchdog; >> >> + IoTKitSysCtl sysctl; >> + >> MemoryRegion container; >> MemoryRegion alias1; >> MemoryRegion alias2; >> diff --git a/hw/arm/iotkit.c b/hw/arm/iotkit.c >> index cb0ec456f39..5d59ed5489f 100644 >> --- a/hw/arm/iotkit.c >> +++ b/hw/arm/iotkit.c >> @@ -16,7 +16,6 @@ >> #include "hw/sysbus.h" >> #include "hw/registerfields.h" >> #include "hw/arm/iotkit.h" >> -#include "hw/misc/unimp.h" >> #include "hw/arm/arm.h" >> >> /* Clock frequency in HZ of the 32KHz "slow clock" */ >> @@ -151,6 +150,8 @@ static void iotkit_init(Object *obj) >> sizeof(s->nswatchdog), TYPE_CMSDK_APB_WATCHDOG); >> sysbus_init_child_obj(obj, "swatchdog", &s->swatchdog, >> sizeof(s->swatchdog), TYPE_CMSDK_APB_WATCHDOG); >> + sysbus_init_child_obj(obj, "iotkit-sysctl", &s->sysctl, sizeof(s->sysctl), >> + TYPE_IOTKIT_SYSCTL); >> object_initialize_child(obj, "nmi-orgate", &s->nmi_orgate, >> sizeof(s->nmi_orgate), TYPE_OR_IRQ, >> &error_abort, NULL); >> @@ -516,13 +517,15 @@ static void iotkit_realize(DeviceState *dev, Error **errp) >> qdev_get_gpio_in_named(dev_apb_ppc1, >> "cfg_sec_resp", 0)); >> >> - /* Using create_unimplemented_device() maps the stub into the >> - * system address space rather than into our container, but the >> - * overall effect to the guest is the same. >> - */ >> - create_unimplemented_device("SYSINFO", 0x40020000, 0x1000); >> - >> - create_unimplemented_device("SYSCONTROL", 0x50021000, 0x1000); >> + object_property_set_bool(OBJECT(&s->sysctl), true, "realized", &err); >> + if (err) { >> + error_propagate(errp, err); >> + return; >> + } >> + /* System information registers */ >> + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x40020000); > > What about the Secure access? > > sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x50020000); That should be handled by the general alias set up earlier make_alias(s, &s->alias3, "alias 3", 0x50000000, 0x10000000, 0x40000000); which maps all of the 0x5... space to 0x4... if there's nothing higher priority mapped there. thanks -- PMM
On 08/18/2018 06:55 AM, Peter Maydell wrote: > On 18 August 2018 at 01:00, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: >> Hi Peter, >> >> On 08/09/2018 10:01 AM, Peter Maydell wrote: >>> Wire up the system control element's register banks. >>> >>> This is the last of the previously completely unimplemented >>> components in the IoTKit. >>> >>> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> >>> --- >>> include/hw/arm/iotkit.h | 4 +++- >>> hw/arm/iotkit.c | 19 +++++++++++-------- >>> 2 files changed, 14 insertions(+), 9 deletions(-) >>> >>> diff --git a/include/hw/arm/iotkit.h b/include/hw/arm/iotkit.h >>> index 0f5c5101708..1ffa31d521b 100644 >>> --- a/include/hw/arm/iotkit.h >>> +++ b/include/hw/arm/iotkit.h >>> @@ -58,7 +58,7 @@ >>> #include "hw/timer/cmsdk-apb-timer.h" >>> #include "hw/timer/cmsdk-apb-dualtimer.h" >>> #include "hw/watchdog/cmsdk-apb-watchdog.h" >>> -#include "hw/misc/unimp.h" >>> +#include "hw/misc/iotkit-sysctl.h" >>> #include "hw/or-irq.h" >>> #include "hw/core/split-irq.h" >>> >>> @@ -97,6 +97,8 @@ typedef struct IoTKit { >>> CMSDKAPBWatchdog nswatchdog; >>> CMSDKAPBWatchdog swatchdog; >>> >>> + IoTKitSysCtl sysctl; >>> + >>> MemoryRegion container; >>> MemoryRegion alias1; >>> MemoryRegion alias2; >>> diff --git a/hw/arm/iotkit.c b/hw/arm/iotkit.c >>> index cb0ec456f39..5d59ed5489f 100644 >>> --- a/hw/arm/iotkit.c >>> +++ b/hw/arm/iotkit.c >>> @@ -16,7 +16,6 @@ >>> #include "hw/sysbus.h" >>> #include "hw/registerfields.h" >>> #include "hw/arm/iotkit.h" >>> -#include "hw/misc/unimp.h" >>> #include "hw/arm/arm.h" >>> >>> /* Clock frequency in HZ of the 32KHz "slow clock" */ >>> @@ -151,6 +150,8 @@ static void iotkit_init(Object *obj) >>> sizeof(s->nswatchdog), TYPE_CMSDK_APB_WATCHDOG); >>> sysbus_init_child_obj(obj, "swatchdog", &s->swatchdog, >>> sizeof(s->swatchdog), TYPE_CMSDK_APB_WATCHDOG); >>> + sysbus_init_child_obj(obj, "iotkit-sysctl", &s->sysctl, sizeof(s->sysctl), >>> + TYPE_IOTKIT_SYSCTL); >>> object_initialize_child(obj, "nmi-orgate", &s->nmi_orgate, >>> sizeof(s->nmi_orgate), TYPE_OR_IRQ, >>> &error_abort, NULL); >>> @@ -516,13 +517,15 @@ static void iotkit_realize(DeviceState *dev, Error **errp) >>> qdev_get_gpio_in_named(dev_apb_ppc1, >>> "cfg_sec_resp", 0)); >>> >>> - /* Using create_unimplemented_device() maps the stub into the >>> - * system address space rather than into our container, but the >>> - * overall effect to the guest is the same. >>> - */ >>> - create_unimplemented_device("SYSINFO", 0x40020000, 0x1000); >>> - >>> - create_unimplemented_device("SYSCONTROL", 0x50021000, 0x1000); >>> + object_property_set_bool(OBJECT(&s->sysctl), true, "realized", &err); >>> + if (err) { >>> + error_propagate(errp, err); >>> + return; >>> + } >>> + /* System information registers */ >>> + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x40020000); >> >> What about the Secure access? >> >> sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x50020000); > > That should be handled by the general alias set up earlier > make_alias(s, &s->alias3, "alias 3", 0x50000000, 0x10000000, 0x40000000); > which maps all of the 0x5... space to 0x4... if there's nothing > higher priority mapped there. Oh I missed that! Perfect then :) Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
diff --git a/include/hw/arm/iotkit.h b/include/hw/arm/iotkit.h index 0f5c5101708..1ffa31d521b 100644 --- a/include/hw/arm/iotkit.h +++ b/include/hw/arm/iotkit.h @@ -58,7 +58,7 @@ #include "hw/timer/cmsdk-apb-timer.h" #include "hw/timer/cmsdk-apb-dualtimer.h" #include "hw/watchdog/cmsdk-apb-watchdog.h" -#include "hw/misc/unimp.h" +#include "hw/misc/iotkit-sysctl.h" #include "hw/or-irq.h" #include "hw/core/split-irq.h" @@ -97,6 +97,8 @@ typedef struct IoTKit { CMSDKAPBWatchdog nswatchdog; CMSDKAPBWatchdog swatchdog; + IoTKitSysCtl sysctl; + MemoryRegion container; MemoryRegion alias1; MemoryRegion alias2; diff --git a/hw/arm/iotkit.c b/hw/arm/iotkit.c index cb0ec456f39..5d59ed5489f 100644 --- a/hw/arm/iotkit.c +++ b/hw/arm/iotkit.c @@ -16,7 +16,6 @@ #include "hw/sysbus.h" #include "hw/registerfields.h" #include "hw/arm/iotkit.h" -#include "hw/misc/unimp.h" #include "hw/arm/arm.h" /* Clock frequency in HZ of the 32KHz "slow clock" */ @@ -151,6 +150,8 @@ static void iotkit_init(Object *obj) sizeof(s->nswatchdog), TYPE_CMSDK_APB_WATCHDOG); sysbus_init_child_obj(obj, "swatchdog", &s->swatchdog, sizeof(s->swatchdog), TYPE_CMSDK_APB_WATCHDOG); + sysbus_init_child_obj(obj, "iotkit-sysctl", &s->sysctl, sizeof(s->sysctl), + TYPE_IOTKIT_SYSCTL); object_initialize_child(obj, "nmi-orgate", &s->nmi_orgate, sizeof(s->nmi_orgate), TYPE_OR_IRQ, &error_abort, NULL); @@ -516,13 +517,15 @@ static void iotkit_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in_named(dev_apb_ppc1, "cfg_sec_resp", 0)); - /* Using create_unimplemented_device() maps the stub into the - * system address space rather than into our container, but the - * overall effect to the guest is the same. - */ - create_unimplemented_device("SYSINFO", 0x40020000, 0x1000); - - create_unimplemented_device("SYSCONTROL", 0x50021000, 0x1000); + object_property_set_bool(OBJECT(&s->sysctl), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + /* System information registers */ + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 0, 0x40020000); + /* System control registers */ + sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctl), 1, 0x50021000); /* This OR gate wires together outputs from the secure watchdogs to NMI */ object_property_set_int(OBJECT(&s->nmi_orgate), 2, "num-lines", &err);
Wire up the system control element's register banks. This is the last of the previously completely unimplemented components in the IoTKit. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> --- include/hw/arm/iotkit.h | 4 +++- hw/arm/iotkit.c | 19 +++++++++++-------- 2 files changed, 14 insertions(+), 9 deletions(-) -- 2.17.1