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arm: Add header to host common definition for nRF51 SOC peripherals 

Adds a header that provides definitions that are used
across nRF51 peripherals

Signed-off-by: Steffen Görtz <contrib@steffen-goertz.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20190103091119.9367-3-stefanha@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Steffen Görtz 2019-01-07 15:23:47 +00:00 committed by Peter Maydell
parent 9813dc6ac3
commit 659b85e413
3 changed files with 57 additions and 22 deletions
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33
hw/arm/nrf51_soc.c
View File

@ -21,27 +21,16 @@
#include "qemu/log.h"
#include "cpu.h"
#include "hw/arm/nrf51.h"
#include "hw/arm/nrf51_soc.h"
#define IOMEM_BASE 0x40000000
#define IOMEM_SIZE 0x20000000
#define FICR_BASE 0x10000000
#define FICR_SIZE 0x000000fc
#define FLASH_BASE 0x00000000
#define SRAM_BASE 0x20000000
#define PRIVATE_BASE 0xF0000000
#define PRIVATE_SIZE 0x10000000
/*
* The size and base is for the NRF51822 part. If other parts
* are supported in the future, add a sub-class of NRF51SoC for
* the specific variants
*/
#define NRF51822_FLASH_SIZE (256 * 1024)
#define NRF51822_SRAM_SIZE (16 * 1024)
#define NRF51822_FLASH_SIZE (256 * NRF51_PAGE_SIZE)
#define NRF51822_SRAM_SIZE (16 * NRF51_PAGE_SIZE)
#define BASE_TO_IRQ(base) ((base >> 12) & 0x1F)
@ -76,14 +65,14 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
error_propagate(errp, err);
return;
}
memory_region_add_subregion(&s->container, FLASH_BASE, &s->flash);
memory_region_add_subregion(&s->container, NRF51_FLASH_BASE, &s->flash);
memory_region_init_ram(&s->sram, NULL, "nrf51.sram", s->sram_size, &err);
if (err) {
error_propagate(errp, err);
return;
}
memory_region_add_subregion(&s->container, SRAM_BASE, &s->sram);
memory_region_add_subregion(&s->container, NRF51_SRAM_BASE, &s->sram);
/* UART */
object_property_set_bool(OBJECT(&s->uart), true, "realized", &err);
@ -92,15 +81,17 @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp)
return;
}
mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->uart), 0);
memory_region_add_subregion_overlap(&s->container, UART_BASE, mr, 0);
memory_region_add_subregion_overlap(&s->container, NRF51_UART_BASE, mr, 0);
sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart), 0,
qdev_get_gpio_in(DEVICE(&s->cpu),
BASE_TO_IRQ(UART_BASE)));
BASE_TO_IRQ(NRF51_UART_BASE)));
create_unimplemented_device("nrf51_soc.io", IOMEM_BASE, IOMEM_SIZE);
create_unimplemented_device("nrf51_soc.ficr", FICR_BASE, FICR_SIZE);
create_unimplemented_device("nrf51_soc.io", NRF51_IOMEM_BASE,
NRF51_IOMEM_SIZE);
create_unimplemented_device("nrf51_soc.ficr", NRF51_FICR_BASE,
NRF51_FICR_SIZE);
create_unimplemented_device("nrf51_soc.private",
PRIVATE_BASE, PRIVATE_SIZE);
NRF51_PRIVATE_BASE, NRF51_PRIVATE_SIZE);
}
static void nrf51_soc_init(Object *obj)

45
include/hw/arm/nrf51.h Normal file
View File

@ -0,0 +1,45 @@
/*
* Nordic Semiconductor nRF51 Series SOC Common Defines
*
* This file hosts generic defines used in various nRF51 peripheral devices.
*
* Reference Manual: http://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.pdf
* Product Spec: http://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.1.pdf
*
* Copyright 2018 Steffen Görtz <contrib@steffen-goertz.de>
*
* This code is licensed under the GPL version 2 or later. See
* the COPYING file in the top-level directory.
*/
#ifndef NRF51_H
#define NRF51_H
#define NRF51_FLASH_BASE 0x00000000
#define NRF51_FICR_BASE 0x10000000
#define NRF51_FICR_SIZE 0x00000100
#define NRF51_UICR_BASE 0x10001000
#define NRF51_SRAM_BASE 0x20000000
#define NRF51_IOMEM_BASE 0x40000000
#define NRF51_IOMEM_SIZE 0x20000000
#define NRF51_UART_BASE 0x40002000
#define NRF51_TIMER_BASE 0x40008000
#define NRF51_TIMER_SIZE 0x00001000
#define NRF51_RNG_BASE 0x4000D000
#define NRF51_NVMC_BASE 0x4001E000
#define NRF51_GPIO_BASE 0x50000000
#define NRF51_PRIVATE_BASE 0xF0000000
#define NRF51_PRIVATE_SIZE 0x10000000
#define NRF51_PAGE_SIZE 1024
/* Trigger */
#define NRF51_TRIGGER_TASK 0x01
/* Events */
#define NRF51_EVENT_CLEAR 0x00
#endif

1
include/hw/char/nrf51_uart.h
View File

@ -16,7 +16,6 @@
#include "hw/registerfields.h"
#define UART_FIFO_LENGTH 6
#define UART_BASE 0x40002000
#define UART_SIZE 0x1000
#define TYPE_NRF51_UART "nrf51_soc.uart"