From 00cbd5bd74b1d9db3f39c45aea8eebeedb641051 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Thu, 26 Sep 2019 19:34:13 +0200 Subject: hw/arm/bcm2835: Add various unimplemented peripherals MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Base addresses and sizes taken from the "BCM2835 ARM Peripherals" datasheet from February 06 2012: https://www.raspberrypi.org/app/uploads/2012/02/BCM2835-ARM-Peripherals.pdf Reviewed-by: Peter Maydell Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Alistair Francis Reviewed-by: Alex Bennée Message-id: 20190926173428.10713-6-f4bug@amsat.org Signed-off-by: Peter Maydell --- hw/arm/bcm2835_peripherals.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'hw/arm') diff --git a/hw/arm/bcm2835_peripherals.c b/hw/arm/bcm2835_peripherals.c index 1bd2ff4..fdcf616 100644 --- a/hw/arm/bcm2835_peripherals.c +++ b/hw/arm/bcm2835_peripherals.c @@ -22,6 +22,20 @@ /* Capabilities for SD controller: no DMA, high-speed, default clocks etc. */ #define BCM2835_SDHC_CAPAREG 0x52134b4 +static void create_unimp(BCM2835PeripheralState *ps, + UnimplementedDeviceState *uds, + const char *name, hwaddr ofs, hwaddr size) +{ + sysbus_init_child_obj(OBJECT(ps), name, uds, + sizeof(UnimplementedDeviceState), + TYPE_UNIMPLEMENTED_DEVICE); + qdev_prop_set_string(DEVICE(uds), "name", name); + qdev_prop_set_uint64(DEVICE(uds), "size", size); + object_property_set_bool(OBJECT(uds), true, "realized", &error_fatal); + memory_region_add_subregion_overlap(&ps->peri_mr, ofs, + sysbus_mmio_get_region(SYS_BUS_DEVICE(uds), 0), -1000); +} + static void bcm2835_peripherals_init(Object *obj) { BCM2835PeripheralState *s = BCM2835_PERIPHERALS(obj); @@ -323,6 +337,23 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp) error_propagate(errp, err); return; } + + create_unimp(s, &s->armtmr, "bcm2835-sp804", ARMCTRL_TIMER0_1_OFFSET, 0x40); + create_unimp(s, &s->systmr, "bcm2835-systimer", ST_OFFSET, 0x20); + create_unimp(s, &s->cprman, "bcm2835-cprman", CPRMAN_OFFSET, 0x1000); + create_unimp(s, &s->a2w, "bcm2835-a2w", A2W_OFFSET, 0x1000); + create_unimp(s, &s->i2s, "bcm2835-i2s", I2S_OFFSET, 0x100); + create_unimp(s, &s->smi, "bcm2835-smi", SMI_OFFSET, 0x100); + create_unimp(s, &s->spi[0], "bcm2835-spi0", SPI0_OFFSET, 0x20); + create_unimp(s, &s->bscsl, "bcm2835-spis", BSC_SL_OFFSET, 0x100); + create_unimp(s, &s->i2c[0], "bcm2835-i2c0", BSC0_OFFSET, 0x20); + create_unimp(s, &s->i2c[1], "bcm2835-i2c1", BSC1_OFFSET, 0x20); + create_unimp(s, &s->i2c[2], "bcm2835-i2c2", BSC2_OFFSET, 0x20); + create_unimp(s, &s->otp, "bcm2835-otp", OTP_OFFSET, 0x80); + create_unimp(s, &s->dbus, "bcm2835-dbus", DBUS_OFFSET, 0x8000); + create_unimp(s, &s->ave0, "bcm2835-ave0", AVE0_OFFSET, 0x8000); + create_unimp(s, &s->dwc2, "dwc-usb2", USB_OTG_OFFSET, 0x1000); + create_unimp(s, &s->sdramc, "bcm2835-sdramc", SDRAMC_OFFSET, 0x100); } static void bcm2835_peripherals_class_init(ObjectClass *oc, void *data) -- cgit v1.1