mirror of https://github.com/xemu-project/xemu.git
hw/arm/musca: Wire up PL031 RTC
Wire up the PL031 RTC for the Musca board. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
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33293e5049
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@ -30,6 +30,7 @@
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#include "hw/misc/tz-mpc.h"
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#include "hw/misc/tz-ppc.h"
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#include "hw/misc/unimp.h"
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#include "hw/timer/pl031.h"
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#define MUSCA_NUMIRQ_MAX 96
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#define MUSCA_PPC_MAX 3
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@ -73,7 +74,7 @@ typedef struct {
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UnimplementedDeviceState spi;
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UnimplementedDeviceState scc;
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UnimplementedDeviceState timer;
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UnimplementedDeviceState rtc;
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PL031State rtc;
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UnimplementedDeviceState pvt;
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UnimplementedDeviceState sdio;
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UnimplementedDeviceState gpio;
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@ -98,6 +99,14 @@ typedef struct {
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*/
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#define SYSCLK_FRQ 40000000
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static qemu_irq get_sse_irq_in(MuscaMachineState *mms, int irqno)
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{
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/* Return a qemu_irq which will signal IRQ n to all CPUs in the SSE. */
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assert(irqno < MUSCA_NUMIRQ_MAX);
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return qdev_get_gpio_in(DEVICE(&mms->cpu_irq_splitter[irqno]), 0);
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}
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/*
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* Most of the devices in the Musca board sit behind Peripheral Protection
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* Controllers. These data structures define the layout of which devices
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@ -265,6 +274,17 @@ static MemoryRegion *make_mpc(MuscaMachineState *mms, void *opaque,
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return sysbus_mmio_get_region(SYS_BUS_DEVICE(mpc), 0);
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}
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static MemoryRegion *make_rtc(MuscaMachineState *mms, void *opaque,
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const char *name, hwaddr size)
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{
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PL031State *rtc = opaque;
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sysbus_init_child_obj(OBJECT(mms), name, rtc, sizeof(mms->rtc), TYPE_PL031);
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object_property_set_bool(OBJECT(rtc), true, "realized", &error_fatal);
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sysbus_connect_irq(SYS_BUS_DEVICE(rtc), 0, get_sse_irq_in(mms, 39));
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return sysbus_mmio_get_region(SYS_BUS_DEVICE(rtc), 0);
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}
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static MemoryRegion *make_musca_a_devs(MuscaMachineState *mms, void *opaque,
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const char *name, hwaddr size)
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{
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@ -287,7 +307,7 @@ static MemoryRegion *make_musca_a_devs(MuscaMachineState *mms, void *opaque,
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{ "i2c1", make_unimp_dev, &mms->i2c[1], 0x5000, 0x1000 },
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{ "i2s", make_unimp_dev, &mms->i2s, 0x6000, 0x1000 },
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{ "pwm0", make_unimp_dev, &mms->pwm[0], 0x7000, 0x1000 },
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{ "rtc", make_unimp_dev, &mms->rtc, 0x8000, 0x1000 },
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{ "rtc", make_rtc, &mms->rtc, 0x8000, 0x1000 },
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{ "qspi", make_unimp_dev, &mms->qspi, 0xa000, 0x1000 },
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{ "timer", make_unimp_dev, &mms->timer, 0xb000, 0x1000 },
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{ "scc", make_unimp_dev, &mms->scc, 0xc000, 0x1000 },
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@ -447,7 +467,7 @@ static void musca_init(MachineState *machine)
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{ "spi", make_unimp_dev, &mms->spi, 0x4010a000, 0x1000 },
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{ "scc", make_unimp_dev, &mms->scc, 0x5010b000, 0x1000 },
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{ "timer", make_unimp_dev, &mms->timer, 0x4010c000, 0x1000 },
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{ "rtc", make_unimp_dev, &mms->rtc, 0x4010d000, 0x1000 },
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{ "rtc", make_rtc, &mms->rtc, 0x4010d000, 0x1000 },
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{ "pvt", make_unimp_dev, &mms->pvt, 0x4010e000, 0x1000 },
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{ "sdio", make_unimp_dev, &mms->sdio, 0x4010f000, 0x1000 },
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},
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