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Re: [Qemu-devel] [PATCH v10 18/21] i.MX: Add SOC support for i.MX25


From: Peter Crosthwaite
Subject: Re: [Qemu-devel] [PATCH v10 18/21] i.MX: Add SOC support for i.MX25
Date: Wed, 8 Jul 2015 13:32:49 -0700

On Wed, Jul 8, 2015 at 10:58 AM, Jean-Christophe DUBOIS
<address@hidden> wrote:
> Le 06/07/2015 09:42, Peter Crosthwaite a écrit :
>>
>> Many of the same comments I had before for IMX31 apply.
>>
>> Liviu, CCd is actually working on a simlar problem for multiple SoCs
>> of the same family using a mostly the same definition. I think the
>> same applies to the i.MXxx families.
>>
>> How I suggest this can one can be done to avoid the code dup is:
>>
>> 1: create a base abstract class for the SoC. TYPE_IMX "fxl,imxxx"
>> 2: define class struct members for your serial epit and gpt tables.
>> Add addresses and IRQs for singletons like CCM if they need to be
>> parameterised as well.
>> 3: _init and _realize for the abstract class can then pull the tabular
>> data out of the class to create.
>> 4: define iMX25 and iMX31 which in their class_init populate all the
>> tables using the data from the headers.
>>
>> See m25p80.c for an example of multiple dev definitions based on an
>> abstract class and a table.
>
>
> Maybe I don't understand what you want me to do but I don't feel there is
> enough commonalities between the i.MX31 and the i.MX25 that it is worth to
> design a common abstract class.
>
> What I was wondering is if this would make sense for Qemu to build a board
> from a device tree ... Is this something that has been tackled somehow?
>

CC some people, and yes :). It is fully working in the Xilinx QEMU
tree although I don't have it in clean enough state for another spin.

http://lists.gnu.org/archive/html/qemu-devel/2012-09/msg02437.html

We have done a fair bit since then.

Regards,
Peter

> Anyway this can be done later and I don't think this need to be introduced
> right now.
>
>
>>
>> On Sun, Jul 5, 2015 at 5:05 PM, Jean-Christophe Dubois
>> <address@hidden> wrote:
>>>
>>> Signed-off-by: Jean-Christophe Dubois <address@hidden>
>>> ---
>>>
>>> Changes since v1:
>>>      * not present on v1
>>>
>>> Changes since v2:
>>>      * not present on v2
>>>
>>> Changes since v3:
>>>      * not present on v3
>>>
>>> Changes since v4:
>>>      * not present on v4
>>>
>>> Changes since v5:
>>>      * not present on v5
>>>
>>> Changes since v6:
>>>      * not present on v6
>>>
>>> Changes since v7:
>>>      * Added a SOC specific file for i.MX25
>>>
>>> Changes since v8:
>>>      * use defines instead of hardcoded values for IRQ and ADDR
>>>      * reworked the memory allocation for SOC memory
>>>
>>> Changes since v9:
>>>      * no change
>>>
>>>   default-configs/arm-softmmu.mak |   1 +
>>>   hw/arm/Makefile.objs            |   1 +
>>>   hw/arm/fsl-imx25.c              | 272
>>> ++++++++++++++++++++++++++++++++++++++++
>>>   include/hw/arm/fsl-imx25.h      | 234
>>> ++++++++++++++++++++++++++++++++++
>>>   4 files changed, 508 insertions(+)
>>>   create mode 100644 hw/arm/fsl-imx25.c
>>>   create mode 100644 include/hw/arm/fsl-imx25.h
>>>
>>> diff --git a/default-configs/arm-softmmu.mak
>>> b/default-configs/arm-softmmu.mak
>>> index 5fa84c6..bf7572b 100644
>>> --- a/default-configs/arm-softmmu.mak
>>> +++ b/default-configs/arm-softmmu.mak
>>> @@ -100,6 +100,7 @@ CONFIG_ALLWINNER_A10_PIC=y
>>>   CONFIG_ALLWINNER_A10=y
>>>
>>>   CONFIG_FSL_IMX31=y
>>> +CONFIG_FSL_IMX25=y
>>>
>>>   CONFIG_IMX_I2C=y
>>>
>>> diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
>>> index 2fbe344..b83aaca 100644
>>> --- a/hw/arm/Makefile.objs
>>> +++ b/hw/arm/Makefile.objs
>>> @@ -13,4 +13,5 @@ obj-y += omap1.o omap2.o strongarm.o
>>>   obj-$(CONFIG_ALLWINNER_A10) += allwinner-a10.o cubieboard.o
>>>   obj-$(CONFIG_STM32F205_SOC) += stm32f205_soc.o
>>>   obj-$(CONFIG_XLNX_ZYNQMP) += xlnx-zynqmp.o xlnx-ep108.o
>>> +obj-$(CONFIG_FSL_IMX25) += fsl-imx25.o
>>>   obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o
>>> diff --git a/hw/arm/fsl-imx25.c b/hw/arm/fsl-imx25.c
>>> new file mode 100644
>>> index 0000000..8325a9c
>>> --- /dev/null
>>> +++ b/hw/arm/fsl-imx25.c
>>> @@ -0,0 +1,272 @@
>>> +/*
>>> + * Copyright (c) 2013 Jean-Christophe Dubois <address@hidden>
>>> + *
>>> + * i.MX25 SOC emulation.
>>> + *
>>> + * Based on hw/arm/xlnx-zynqmp.c
>>> + *
>>> + * Copyright (C) 2015 Xilinx Inc
>>> + * Written by Peter Crosthwaite <address@hidden>
>>> + *
>>> + *  This program is free software; you can redistribute it and/or modify
>>> it
>>> + *  under the terms of the GNU General Public License as published by
>>> the
>>> + *  Free Software Foundation; either version 2 of the License, or
>>> + *  (at your option) any later version.
>>> + *
>>> + *  This program is distributed in the hope that it will be useful, but
>>> WITHOUT
>>> + *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
>>> or
>>> + *  FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
>>> + *  for more details.
>>> + *
>>> + *  You should have received a copy of the GNU General Public License
>>> along
>>> + *  with this program; if not, see <http://www.gnu.org/licenses/>.
>>> + */
>>> +
>>> +#include "hw/arm/fsl-imx25.h"
>>> +#include "sysemu/sysemu.h"
>>> +#include "exec/address-spaces.h"
>>> +
>>> +static void fsl_imx25_init(Object *obj)
>>> +{
>>> +    FslImx25State *s = FSL_IMX25(obj);
>>> +    int i;
>>> +
>>> +    object_initialize(&s->cpu, sizeof(s->cpu), "arm926-" TYPE_ARM_CPU);
>>> +
>>> +    object_initialize(&s->avic, sizeof(s->avic), TYPE_IMX_AVIC);
>>> +    qdev_set_parent_bus(DEVICE(&s->avic), sysbus_get_default());
>>> +
>>> +    object_initialize(&s->ccm, sizeof(s->ccm), TYPE_IMX_CCM);
>>> +    qdev_set_parent_bus(DEVICE(&s->ccm), sysbus_get_default());
>>> +
>>> +    for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) {
>>> +        if (i >= MAX_SERIAL_PORTS) {
>>> +            break;
>>> +        }
>>> +        object_initialize(&s->uart[i], sizeof(s->uart[i]),
>>> TYPE_IMX_SERIAL);
>>> +        qdev_set_parent_bus(DEVICE(&s->uart[i]), sysbus_get_default());
>>> +    }
>>> +
>>> +    for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) {
>>> +        object_initialize(&s->gpt[i], sizeof(s->gpt[i]), TYPE_IMX_GPT);
>>> +        qdev_set_parent_bus(DEVICE(&s->gpt[i]), sysbus_get_default());
>>> +    }
>>> +
>>> +    for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) {
>>> +        object_initialize(&s->epit[i], sizeof(s->epit[i]),
>>> TYPE_IMX_EPIT);
>>> +        qdev_set_parent_bus(DEVICE(&s->epit[i]), sysbus_get_default());
>>> +    }
>>> +
>>> +    object_initialize(&s->fec, sizeof(s->fec), TYPE_IMX_FEC);
>>> +    qdev_set_parent_bus(DEVICE(&s->fec), sysbus_get_default());
>>> +
>>> +    for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) {
>>> +        object_initialize(&s->i2c[i], sizeof(s->i2c[i]), TYPE_IMX_I2C);
>>> +        qdev_set_parent_bus(DEVICE(&s->i2c[i]), sysbus_get_default());
>>> +    }
>>> +}
>>> +
>>> +static void fsl_imx25_realize(DeviceState *dev, Error **errp)
>>> +{
>>> +    FslImx25State *s = FSL_IMX25(dev);
>>> +    uint8_t i;
>>> +    Error *err = NULL;
>>> +
>>> +    /* Initialize the CPU */
>>> +    object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err);
>>> +    if (err) {
>>> +        error_propagate((errp), (err));
>>> +        return;
>>> +    }
>>> +
>>> +    /* Initialize the PIC */
>>> +    object_property_set_bool(OBJECT(&s->avic), true, "realized", &err);
>>> +    if (err) {
>>> +        error_propagate((errp), (err));
>>> +        return;
>>> +    }
>>> +    /* Connect the PIC interrupt to the CPU */
>>> +    sysbus_mmio_map(SYS_BUS_DEVICE(&s->avic), 0, FSL_IMX25_AVIC_ADDR);
>>> +    sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 0,
>>> +                       qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ));
>>> +    sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 1,
>>> +                       qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ));
>>> +
>>> +    /* Initialize the CCM */
>>> +    object_property_set_bool(OBJECT(&s->ccm), true, "realized", &err);
>>> +    if (err) {
>>> +        error_propagate((errp), (err));
>>> +        return;
>>> +    }
>>> +    /* Map CCM memory */
>>> +    sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX25_CCM_ADDR);
>>> +
>>> +    /* Initialize all UARTS */
>>> +    for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) {
>>> +        static const struct {
>>> +            hwaddr addr;
>>> +            unsigned int irq;
>>> +        } serial_table[FSL_IMX25_NUM_UARTS] = {
>>> +            { FSL_IMX25_UART1_ADDR, FSL_IMX25_UART1_IRQ },
>>> +            { FSL_IMX25_UART2_ADDR, FSL_IMX25_UART2_IRQ },
>>> +            { FSL_IMX25_UART3_ADDR, FSL_IMX25_UART3_IRQ },
>>> +            { FSL_IMX25_UART4_ADDR, FSL_IMX25_UART4_IRQ  },
>>
>> Whitespace inconsistency.
>>
>>> +            { FSL_IMX25_UART5_ADDR, FSL_IMX25_UART5_IRQ }
>>> +        };
>>> +
>>> +        /* Bail out if we exeeded Qemu UART count */
>>> +        if (i >= MAX_SERIAL_PORTS) {
>>> +            break;
>>> +        }
>>> +        /* Initialize the UART */
>>> +        object_property_set_bool(OBJECT(&s->uart[i]), true, "realized",
>>> &err);
>>> +        if (err) {
>>> +            error_propagate((errp), (err));
>>> +            return;
>>> +        }
>>> +        /* Map UART memory */
>>> +        sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0,
>>> serial_table[i].addr);
>>> +        /* Connet UART IRQ to PIC */
>>> +        sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0,
>>> +                           qdev_get_gpio_in(DEVICE(&s->avic),
>>> +                                            serial_table[i].irq));
>>> +    }
>>> +
>>> +    /* Initialize all GPT timers */
>>> +    for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) {
>>> +        static const struct {
>>> +            hwaddr addr;
>>> +            unsigned int irq;
>>> +        } gpt_table[FSL_IMX25_NUM_GPTS] = {
>>> +            { FSL_IMX25_GPT1_ADDR, FSL_IMX25_GPT1_IRQ },
>>> +            { FSL_IMX25_GPT2_ADDR, FSL_IMX25_GPT2_IRQ },
>>> +            { FSL_IMX25_GPT3_ADDR, FSL_IMX25_GPT3_IRQ },
>>> +            { FSL_IMX25_GPT4_ADDR, FSL_IMX25_GPT4_IRQ }
>>> +        };
>>> +
>>> +        s->gpt[i].ccm = DEVICE(&s->ccm);
>>> +
>>> +        /* Initialize the GPT */
>>> +        object_property_set_bool(OBJECT(&s->gpt[i]), true, "realized",
>>> &err);
>>> +        if (err) {
>>> +            error_propagate((errp), (err));
>>> +            return;
>>> +        }
>>> +        /* Map GPT memory */
>>> +        sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0,
>>> gpt_table[i].addr);
>>> +        /* Connet GPT IRQ to PIC */
>>> +        sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0,
>>> +                           qdev_get_gpio_in(DEVICE(&s->avic),
>>> +                                            gpt_table[i].irq));
>>> +    }
>>> +
>>> +    /* Initialize all EPIT timers */
>>> +    for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) {
>>> +        static const struct {
>>> +            hwaddr addr;
>>> +            unsigned int irq;
>>> +        } epit_table[FSL_IMX25_NUM_EPITS] = {
>>> +            { FSL_IMX25_EPIT1_ADDR, FSL_IMX25_EPIT1_IRQ },
>>> +            { FSL_IMX25_EPIT2_ADDR, FSL_IMX25_EPIT2_IRQ }
>>> +        };
>>> +
>>> +        s->epit[i].ccm = DEVICE(&s->ccm);
>>> +
>>> +        /* Initialize the EPIT */
>>> +        object_property_set_bool(OBJECT(&s->epit[i]), true, "realized",
>>> &err);
>>> +        if (err) {
>>> +            error_propagate((errp), (err));
>>> +            return;
>>> +        }
>>> +        /* Map EPIT memory */
>>> +        sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0,
>>> epit_table[i].addr);
>>> +        /* Connet EPIT IRQ to PIC */
>>> +        sysbus_connect_irq(SYS_BUS_DEVICE(&s->epit[i]), 0,
>>> +                           qdev_get_gpio_in(DEVICE(&s->avic),
>>> +                                            epit_table[i].irq));
>>> +    }
>>> +
>>> +    /* Initialize the FEC */
>>> +    qdev_set_nic_properties(DEVICE(&s->fec), &nd_table[0]);
>>> +    object_property_set_bool(OBJECT(&s->fec), true, "realized", &err);
>>> +    if (err) {
>>> +        error_propagate((errp), (err));
>>> +        return;
>>> +    }
>>> +    /* Map FEC memory */
>>> +    sysbus_mmio_map(SYS_BUS_DEVICE(&s->fec), 0, FSL_IMX25_FEC_ADDR);
>>> +    /* Connet FEC IRQ to PIC */
>>> +    sysbus_connect_irq(SYS_BUS_DEVICE(&s->fec), 0,
>>> +                       qdev_get_gpio_in(DEVICE(&s->avic),
>>> FSL_IMX25_FEC_IRQ));
>>> +
>>> +
>>> +    /* Initialize all I2C */
>>> +    for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) {
>>> +        static const struct {
>>> +            hwaddr addr;
>>> +            unsigned int irq;
>>> +        } i2c_table[FSL_IMX25_NUM_I2CS] = {
>>> +            { FSL_IMX25_I2C1_ADDR, FSL_IMX25_I2C1_IRQ  },
>>> +            { FSL_IMX25_I2C2_ADDR, FSL_IMX25_I2C2_IRQ  },
>>> +            { FSL_IMX25_I2C3_ADDR, FSL_IMX25_I2C3_IRQ }
>>> +        };
>>> +
>>> +        /* Initialize the I2C */
>>> +        object_property_set_bool(OBJECT(&s->i2c[i]), true, "realized",
>>> &err);
>>> +        if (err) {
>>> +            error_propagate((errp), (err));
>>> +            return;
>>> +        }
>>> +        /* Map I2C memory */
>>> +        sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0,
>>> i2c_table[i].addr);
>>> +        /* Connet I2C IRQ to PIC */
>>> +        sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0,
>>> +                           qdev_get_gpio_in(DEVICE(&s->avic),
>>> +                                            i2c_table[i].irq));
>>> +    }
>>> +
>>> +    /* initialize 2 x 16 KB ROM */
>>> +    memory_region_init_rom_device(&s->rom[0], NULL, NULL, NULL,
>>> +                                  "imx25.rom0", FSL_IMX25_ROM0_SIZE,
>>> &err);
>>> +    memory_region_add_subregion(get_system_memory(),
>>> FSL_IMX25_ROM0_ADDR,
>>> +                                &s->rom[0]);
>>> +    memory_region_init_rom_device(&s->rom[1], NULL, NULL, NULL,
>>> +                                  "imx25.rom1", FSL_IMX25_ROM1_SIZE,
>>> &err);
>>> +    memory_region_add_subregion(get_system_memory(),
>>> FSL_IMX25_ROM1_ADDR,
>>> +                                &s->rom[1]);
>>> +
>>> +    /* initialize internal RAM (128 KB) */
>>> +    memory_region_init_ram(&s->iram, NULL, "imx25.iram",
>>> FSL_IMX25_IRAM_SIZE,
>>> +                           &error_abort);
>>> +    vmstate_register_ram_global(&s->iram);
>>> +    memory_region_add_subregion(get_system_memory(),
>>> FSL_IMX25_IRAM_ADDR,
>>> +                                &s->iram);
>>> +
>>> +    /* internal RAM (16 KB) is aliased over 128 MB - 128 KB */
>>> +    memory_region_init_alias(&s->iram_alias, NULL, "imx25.iram_alias",
>>> +                             &s->iram, 0, FSL_IMX25_IRAM_ALIAS_SIZE);
>>> +    memory_region_add_subregion(get_system_memory(),
>>> FSL_IMX25_IRAM_ALIAS_ADDR,
>>> +                                &s->iram_alias);
>>> +}
>>> +
>>> +static void fsl_imx25_class_init(ObjectClass *oc, void *data)
>>> +{
>>> +    DeviceClass *dc = DEVICE_CLASS(oc);
>>> +
>>> +    dc->realize = fsl_imx25_realize;
>>> +}
>>> +
>>> +static const TypeInfo fsl_imx25_type_info = {
>>> +    .name = TYPE_FSL_IMX25,
>>> +    .parent = TYPE_DEVICE,
>>> +    .instance_size = sizeof(FslImx25State),
>>> +    .instance_init = fsl_imx25_init,
>>> +    .class_init = fsl_imx25_class_init,
>>> +};
>>> +
>>> +static void fsl_imx25_register_types(void)
>>> +{
>>> +    type_register_static(&fsl_imx25_type_info);
>>> +}
>>> +
>>> +type_init(fsl_imx25_register_types)
>>> diff --git a/include/hw/arm/fsl-imx25.h b/include/hw/arm/fsl-imx25.h
>>> new file mode 100644
>>> index 0000000..62691f9
>>> --- /dev/null
>>> +++ b/include/hw/arm/fsl-imx25.h
>>> @@ -0,0 +1,234 @@
>>> +/*
>>> + * Freescale i.MX25 SoC emulation
>>> + *
>>> + * Copyright (C) 2015 Jean-Christophe Dubois <address@hidden>
>>> + *
>>> + * This program is free software; you can redistribute it and/or modify
>>> it
>>> + * under the terms of the GNU General Public License as published by the
>>> + * Free Software Foundation; either version 2 of the License, or
>>> + * (at your option) any later version.
>>> + *
>>> + * This program is distributed in the hope that it will be useful, but
>>> WITHOUT
>>> + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
>>> + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
>>> + * for more details.
>>> + */
>>> +
>>> +#ifndef FSL_IMX25_H
>>> +#define FSL_IMX25_H
>>> +
>>> +#include "hw/arm/arm.h"
>>> +#include "hw/intc/imx_avic.h"
>>> +#include "hw/misc/imx_ccm.h"
>>> +#include "hw/char/imx_serial.h"
>>> +#include "hw/timer/imx_gpt.h"
>>> +#include "hw/timer/imx_epit.h"
>>> +#include "hw/net/imx_fec.h"
>>> +#include "hw/i2c/imx_i2c.h"
>>> +#include "exec/memory.h"
>>> +
>>> +#define TYPE_FSL_IMX25 "fsl,imx25"
>>> +#define FSL_IMX25(obj) OBJECT_CHECK(FslImx25State, (obj),
>>> TYPE_FSL_IMX25)
>>> +
>>> +#define FSL_IMX25_NUM_UARTS 5
>>> +#define FSL_IMX25_NUM_GPTS 4
>>> +#define FSL_IMX25_NUM_EPITS 2
>>> +#define FSL_IMX25_NUM_I2CS 3
>>> +
>>> +typedef struct {
>>> +    /*< private >*/
>>> +    DeviceState parent_obj;
>>> +
>>> +    /*< public >*/
>>> +    ARMCPU         cpu;
>>> +    IMXAVICState   avic;
>>> +    IMXCCMState    ccm;
>>> +    IMXSerialState uart[FSL_IMX25_NUM_UARTS];
>>> +    IMXGPTState    gpt[FSL_IMX25_NUM_GPTS];
>>> +    IMXEPITState   epit[FSL_IMX25_NUM_EPITS];
>>> +    IMXFECState    fec;
>>> +    IMXI2CState    i2c[FSL_IMX25_NUM_I2CS];
>>> +    MemoryRegion   rom[2];
>>> +    MemoryRegion   iram;
>>> +    MemoryRegion   iram_alias;
>>> +} FslImx25State;
>>> +
>>> +/**
>>> + * i.MX25 memory map
>>> + ****************************************************************
>>> + * 0x0000_0000 0x0000_3FFF 16 Kbytes   ROM (36 Kbytes)
>>> + * 0x0000_4000 0x0040_3FFF 4 Mbytes    Reserved
>>> + * 0x0040_4000 0x0040_8FFF 20 Kbytes   ROM (36 Kbytes)
>>> + * 0x0040_9000 0x0FFF_FFFF 252 Mbytes (minus 36 Kbytes) Reserved
>>> + * 0x1000_0000 0x1FFF_FFFF 256 Mbytes  Reserved
>>> + * 0x2000_0000 0x2FFF_FFFF 256 Mbytes  Reserved
>>> + * 0x3000_0000 0x3FFF_FFFF 256 Mbytes  Reserved
>>> + * 0x4000_0000 0x43EF_FFFF 63 Mbytes   Reserved
>>> + * 0x43F0_0000 0x43F0_3FFF 16 Kbytes   AIPS A control registers
>>> + * 0x43F0_4000 0x43F0_7FFF 16 Kbytes   ARM926 platform MAX
>>> + * 0x43F0_8000 0x43F0_BFFF 16 Kbytes   ARM926 platform CLKCTL
>>> + * 0x43F0_C000 0x43F0_FFFF 16 Kbytes   ARM926 platform ETB registers
>>> + * 0x43F1_0000 0x43F1_3FFF 16 Kbytes   ARM926 platform ETB memory
>>> + * 0x43F1_4000 0x43F1_7FFF 16 Kbytes   ARM926 platform AAPE registers
>>> + * 0x43F1_8000 0x43F7_FFFF 416 Kbytes  Reserved
>>> + * 0x43F8_0000 0x43F8_3FFF 16 Kbytes   I2C-1
>>> + * 0x43F8_4000 0x43F8_7FFF 16 Kbytes   I2C-3
>>> + * 0x43F8_8000 0x43F8_BFFF 16 Kbytes   CAN-1
>>> + * 0x43F8_C000 0x43F8_FFFF 16 Kbytes   CAN-2
>>> + * 0x43F9_0000 0x43F9_3FFF 16 Kbytes   UART-1
>>> + * 0x43F9_4000 0x43F9_7FFF 16 Kbytes   UART-2
>>> + * 0x43F9_8000 0x43F9_BFFF 16 Kbytes   I2C-2
>>> + * 0x43F9_C000 0x43F9_FFFF 16 Kbytes   1-Wire
>>> + * 0x43FA_0000 0x43FA_3FFF 16 Kbytes   ATA (CPU side)
>>> + * 0x43FA_4000 0x43FA_7FFF 16 Kbytes   CSPI-1
>>> + * 0x43FA_8000 0x43FA_BFFF 16 Kbytes   KPP
>>> + * 0x43FA_C000 0x43FA_FFFF 16 Kbytes   IOMUXC
>>> + * 0x43FB_0000 0x43FB_3FFF 16 Kbytes   AUDMUX
>>> + * 0x43FB_4000 0x43FB_7FFF 16 Kbytes   Reserved
>>> + * 0x43FB_8000 0x43FB_BFFF 16 Kbytes   ECT (IP BUS A)
>>> + * 0x43FB_C000 0x43FB_FFFF 16 Kbytes   ECT (IP BUS B)
>>> + * 0x43FC_0000 0x43FF_FFFF 256 Kbytes  Reserved AIPS A off-platform
>>> slots
>>> + * 0x4400_0000 0x4FFF_FFFF 192 Mbytes  Reserved
>>> + * 0x5000_0000 0x5000_3FFF 16 Kbytes   SPBA base address
>>> + * 0x5000_4000 0x5000_7FFF 16 Kbytes   CSPI-3
>>> + * 0x5000_8000 0x5000_BFFF 16 Kbytes   UART-4
>>> + * 0x5000_C000 0x5000_FFFF 16 Kbytes   UART-3
>>> + * 0x5001_0000 0x5001_3FFF 16 Kbytes   CSPI-2
>>> + * 0x5001_4000 0x5001_7FFF 16 Kbytes   SSI-2
>>> + * 0x5001_C000 0x5001_FFFF 16 Kbytes   Reserved
>>> + * 0x5002_0000 0x5002_3FFF 16 Kbytes   ATA
>>> + * 0x5002_4000 0x5002_7FFF 16 Kbytes   SIM-1
>>> + * 0x5002_8000 0x5002_BFFF 16 Kbytes   SIM-2
>>> + * 0x5002_C000 0x5002_FFFF 16 Kbytes   UART-5
>>> + * 0x5003_0000 0x5003_3FFF 16 Kbytes   TSC
>>> + * 0x5003_4000 0x5003_7FFF 16 Kbytes   SSI-1
>>> + * 0x5003_8000 0x5003_BFFF 16 Kbytes   FEC
>>> + * 0x5003_C000 0x5003_FFFF 16 Kbytes   SPBA registers
>>> + * 0x5004_0000 0x51FF_FFFF 32 Mbytes (minus 256 Kbytes)
>>> + * 0x5200_0000 0x53EF_FFFF 31 Mbytes   Reserved
>>> + * 0x53F0_0000 0x53F0_3FFF 16 Kbytes   AIPS B control registers
>>> + * 0x53F0_4000 0x53F7_FFFF 496 Kbytes  Reserved
>>> + * 0x53F8_0000 0x53F8_3FFF 16 Kbytes   CCM
>>> + * 0x53F8_4000 0x53F8_7FFF 16 Kbytes   GPT-4
>>> + * 0x53F8_8000 0x53F8_BFFF 16 Kbytes   GPT-3
>>> + * 0x53F8_C000 0x53F8_FFFF 16 Kbytes   GPT-2
>>> + * 0x53F9_0000 0x53F9_3FFF 16 Kbytes   GPT-1
>>> + * 0x53F9_4000 0x53F9_7FFF 16 Kbytes   EPIT-1
>>> + * 0x53F9_8000 0x53F9_BFFF 16 Kbytes   EPIT-2
>>> + * 0x53F9_C000 0x53F9_FFFF 16 Kbytes   GPIO-4
>>> + * 0x53FA_0000 0x53FA_3FFF 16 Kbytes   PWM-2
>>> + * 0x53FA_4000 0x53FA_7FFF 16 Kbytes   GPIO-3
>>> + * 0x53FA_8000 0x53FA_BFFF 16 Kbytes   PWM-3
>>> + * 0x53FA_C000 0x53FA_FFFF 16 Kbytes   SCC
>>> + * 0x53FB_0000 0x53FB_3FFF 16 Kbytes   RNGB
>>> + * 0x53FB_4000 0x53FB_7FFF 16 Kbytes   eSDHC-1
>>> + * 0x53FB_8000 0x53FB_BFFF 16 Kbytes   eSDHC-2
>>> + * 0x53FB_C000 0x53FB_FFFF 16 Kbytes   LCDC
>>> + * 0x53FC_0000 0x53FC_3FFF 16 Kbytes   SLCDC
>>> + * 0x53FC_4000 0x53FC_7FFF 16 Kbytes   Reserved
>>> + * 0x53FC_8000 0x53FC_BFFF 16 Kbytes   PWM-4
>>> + * 0x53FC_C000 0x53FC_FFFF 16 Kbytes   GPIO-1
>>> + * 0x53FD_0000 0x53FD_3FFF 16 Kbytes   GPIO-2
>>> + * 0x53FD_4000 0x53FD_7FFF 16 Kbytes   SDMA
>>> + * 0x53FD_8000 0x53FD_BFFF 16 Kbytes   Reserved
>>> + * 0x53FD_C000 0x53FD_FFFF 16 Kbytes   WDOG
>>> + * 0x53FE_0000 0x53FE_3FFF 16 Kbytes   PWM-1
>>> + * 0x53FE_4000 0x53FE_7FFF 16 Kbytes   Reserved
>>> + * 0x53FE_8000 0x53FE_BFFF 16 Kbytes   Reserved
>>> + * 0x53FE_C000 0x53FE_FFFF 16 Kbytes   RTICv3
>>> + * 0x53FF_0000 0x53FF_3FFF 16 Kbytes   IIM
>>> + * 0x53FF_4000 0x53FF_7FFF 16 Kbytes   USB
>>> + * 0x53FF_8000 0x53FF_BFFF 16 Kbytes   CSI
>>> + * 0x53FF_C000 0x53FF_FFFF 16 Kbytes   DryIce
>>> + * 0x5400_0000 0x5FFF_FFFF 192 Mbytes  Reserved (aliased AIPS B slots)
>>> + * 0x6000_0000 0x67FF_FFFF 128 Mbytes  ARM926 platform ROMPATCH
>>> + * 0x6800_0000 0x6FFF_FFFF 128 Mbytes  ARM926 platform ASIC
>>> + * 0x7000_0000 0x77FF_FFFF 128 Mbytes  Reserved
>>> + * 0x7800_0000 0x7801_FFFF 128 Kbytes  RAM
>>> + * 0x7802_0000 0x7FFF_FFFF 128 Mbytes (minus 128 Kbytes)
>>> + * 0x8000_0000 0x8FFF_FFFF 256 Mbytes  SDRAM bank 0
>>> + * 0x9000_0000 0x9FFF_FFFF 256 Mbytes  SDRAM bank 1
>>> + * 0xA000_0000 0xA7FF_FFFF 128 Mbytes  WEIM CS0 (flash 128) 1
>>> + * 0xA800_0000 0xAFFF_FFFF 128 Mbytes  WEIM CS1 (flash 64) 1
>>> + * 0xB000_0000 0xB1FF_FFFF 32 Mbytes   WEIM CS2 (SRAM)
>>> + * 0xB200_0000 0xB3FF_FFFF 32 Mbytes   WEIM CS3 (SRAM)
>>> + * 0xB400_0000 0xB5FF_FFFF 32 Mbytes   WEIM CS4
>>> + * 0xB600_0000 0xB7FF_FFFF 32 Mbytes   Reserved
>>> + * 0xB800_0000 0xB800_0FFF 4 Kbytes    Reserved
>>> + * 0xB800_1000 0xB800_1FFF 4 Kbytes    SDRAM control registers
>>> + * 0xB800_2000 0xB800_2FFF 4 Kbytes    WEIM control registers
>>> + * 0xB800_3000 0xB800_3FFF 4 Kbytes    M3IF control registers
>>> + * 0xB800_4000 0xB800_4FFF 4 Kbytes    EMI control registers
>>> + * 0xB800_5000 0xBAFF_FFFF 32 Mbytes (minus 20 Kbytes)
>>> + * 0xBB00_0000 0xBB00_0FFF 4 Kbytes    NAND flash main area buffer
>>> + * 0xBB00_1000 0xBB00_11FF 512 B       NAND flash spare area buffer
>>> + * 0xBB00_1200 0xBB00_1DFF 3 Kbytes    Reserved
>>> + * 0xBB00_1E00 0xBB00_1FFF 512 B       NAND flash control regisers
>>> + * 0xBB01_2000 0xBFFF_FFFF 96 Mbytes (minus 8 Kbytes) Reserved
>>> + * 0xC000_0000 0xFFFF_FFFF 1024 Mbytes Reserved
>>> + */
>>> +
>>> +#define FSL_IMX25_ROM0_ADDR    0x00000000
>>> +#define FSL_IMX25_ROM0_SIZE    0x4000
>>> +#define FSL_IMX25_ROM1_ADDR    0x00404000
>>> +#define FSL_IMX25_ROM1_SIZE    0x4000
>>> +#define FSL_IMX25_I2C1_ADDR    0x43F80000
>>> +#define FSL_IMX25_I2C1_SIZE    0x4000
>>> +#define FSL_IMX25_I2C3_ADDR    0x43F84000
>>> +#define FSL_IMX25_I2C3_SIZE    0x4000
>>> +#define FSL_IMX25_UART1_ADDR   0x43F90000
>>> +#define FSL_IMX25_UART1_SIZE   0x4000
>>> +#define FSL_IMX25_UART2_ADDR   0x43F94000
>>> +#define FSL_IMX25_UART2_SIZE   0x4000
>>> +#define FSL_IMX25_I2C2_ADDR    0x43F98000
>>> +#define FSL_IMX25_I2C2_SIZE    0x4000
>>> +#define FSL_IMX25_UART4_ADDR   0x50008000
>>> +#define FSL_IMX25_UART4_SIZE   0x4000
>>> +#define FSL_IMX25_UART3_ADDR   0x5000C000
>>> +#define FSL_IMX25_UART3_SIZE   0x4000
>>> +#define FSL_IMX25_UART5_ADDR   0x5002C000
>>> +#define FSL_IMX25_UART5_SIZE   0x4000
>>> +#define FSL_IMX25_FEC_ADDR     0x50038000
>>> +#define FSL_IMX25_FEC_SIZE     0x4000
>>> +#define FSL_IMX25_CCM_ADDR     0x53F80000
>>> +#define FSL_IMX25_CCM_SIZE     0x4000
>>> +#define FSL_IMX25_GPT4_ADDR    0x53F84000
>>> +#define FSL_IMX25_GPT4_SIZE    0x4000
>>> +#define FSL_IMX25_GPT3_ADDR    0x53F88000
>>> +#define FSL_IMX25_GPT3_SIZE    0x4000
>>> +#define FSL_IMX25_GPT2_ADDR    0x53F8C000
>>> +#define FSL_IMX25_GPT2_SIZE    0x4000
>>> +#define FSL_IMX25_GPT1_ADDR    0x53F90000
>>> +#define FSL_IMX25_GPT1_SIZE    0x4000
>>> +#define FSL_IMX25_EPIT1_ADDR   0x53F94000
>>> +#define FSL_IMX25_EPIT1_SIZE   0x4000
>>> +#define FSL_IMX25_EPIT2_ADDR   0x53F98000
>>> +#define FSL_IMX25_EPIT2_SIZE   0x4000
>>> +#define FSL_IMX25_AVIC_ADDR    0x68000000
>>> +#define FSL_IMX25_AVIC_SIZE    0x4000
>>> +#define FSL_IMX25_IRAM_ADDR    0x78000000
>>> +#define FSL_IMX25_IRAM_SIZE    0x20000
>>> +#define FSL_IMX25_IRAM_ALIAS_ADDR      0x78020000
>>> +#define FSL_IMX25_IRAM_ALIAS_SIZE      0x7FE0000
>>> +#define FSL_IMX25_SDRAM0_ADDR  0x80000000
>>> +#define FSL_IMX25_SDRAM0_SIZE  0x10000000
>>> +#define FSL_IMX25_SDRAM1_ADDR  0x90000000
>>> +#define FSL_IMX25_SDRAM1_SIZE  0x10000000
>>> +
>>> +#define FSL_IMX25_UART1_IRQ    45
>>> +#define FSL_IMX25_UART2_IRQ    32
>>> +#define FSL_IMX25_UART3_IRQ    18
>>> +#define FSL_IMX25_UART4_IRQ    5
>>> +#define FSL_IMX25_UART5_IRQ    40
>>> +#define FSL_IMX25_GPT1_IRQ     54
>>> +#define FSL_IMX25_GPT2_IRQ     53
>>> +#define FSL_IMX25_GPT3_IRQ     29
>>> +#define FSL_IMX25_GPT4_IRQ     1
>>> +#define FSL_IMX25_EPIT1_IRQ    28
>>> +#define FSL_IMX25_EPIT2_IRQ    27
>>> +#define FSL_IMX25_FEC_IRQ      57
>>> +#define FSL_IMX25_I2C1_IRQ     3
>>> +#define FSL_IMX25_I2C2_IRQ     4
>>> +#define FSL_IMX25_I2C3_IRQ     10
>>> +
>>> +#endif // FSL_IMX25_H
>>
>> C++ comment.
>>
>> Regards,
>> Peter
>>
>>> --
>>> 2.1.4
>>>
>>>
>
>



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