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Re: [Qemu-devel] [PULL 23/27] i.MX: Add the i.MX25 PDK platform
From: |
Peter Crosthwaite |
Subject: |
Re: [Qemu-devel] [PULL 23/27] i.MX: Add the i.MX25 PDK platform |
Date: |
Sun, 27 Sep 2015 12:48:06 -0700 |
On Fri, Sep 4, 2015 at 8:05 AM, Peter Maydell <address@hidden> wrote:
> From: Jean-Christophe Dubois <address@hidden>
>
> Tested by booting a minimal Linux system on the emulated platform
> Tested by booting the Xvisor hypervisor on the emulated platform
>
> Signed-off-by: Jean-Christophe Dubois <address@hidden>
> Reviewed-by: Peter Crosthwaite <address@hidden>
> Message-id: address@hidden
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> hw/arm/Makefile.objs | 2 +-
> hw/arm/imx25_pdk.c | 159
> +++++++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 160 insertions(+), 1 deletion(-)
> create mode 100644 hw/arm/imx25_pdk.c
>
> diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs
> index b83aaca..2195b60 100644
> --- a/hw/arm/Makefile.objs
> +++ b/hw/arm/Makefile.objs
> @@ -13,5 +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-$(CONFIG_FSL_IMX25) += fsl-imx25.o imx25_pdk.o
> obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o
> diff --git a/hw/arm/imx25_pdk.c b/hw/arm/imx25_pdk.c
> new file mode 100644
> index 0000000..c34667f
> --- /dev/null
> +++ b/hw/arm/imx25_pdk.c
> @@ -0,0 +1,159 @@
> +/*
> + * Copyright (c) 2013 Jean-Christophe Dubois <address@hidden>
> + *
> + * PDK Board System emulation.
> + *
> + * Based on hw/arm/kzm.c
> + *
> + * Copyright (c) 2008 OKL and 2011 NICTA
> + * Written by Hans at OK-Labs
> + * Updated by Peter Chubb.
> + *
> + * 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 "hw/boards.h"
> +#include "qemu/error-report.h"
> +#include "exec/address-spaces.h"
> +#include "sysemu/qtest.h"
> +#include "hw/i2c/i2c.h"
> +
> +/* Memory map for PDK Emulation Baseboard:
> + * 0x00000000-0x7fffffff See i.MX25 SOC fr support
> + * 0x80000000-0x87ffffff RAM + Alias EMULATED
> + * 0x90000000-0x9fffffff RAM + Alias EMULATED
> + * 0xa0000000-0xa7ffffff Flash IGNORED
> + * 0xa8000000-0xafffffff Flash IGNORED
> + * 0xb0000000-0xb1ffffff SRAM IGNORED
> + * 0xb2000000-0xb3ffffff SRAM IGNORED
> + * 0xb4000000-0xb5ffffff CS4 IGNORED
> + * 0xb6000000-0xb8000fff Reserved IGNORED
> + * 0xb8001000-0xb8001fff SDRAM CTRL reg IGNORED
> + * 0xb8002000-0xb8002fff WEIM CTRL reg IGNORED
> + * 0xb8003000-0xb8003fff M3IF CTRL reg IGNORED
> + * 0xb8004000-0xb8004fff EMI CTRL reg IGNORED
> + * 0xb8005000-0xbaffffff Reserved IGNORED
> + * 0xbb000000-0xbb000fff NAND flash area buf IGNORED
> + * 0xbb001000-0xbb0011ff NAND flash reserved IGNORED
> + * 0xbb001200-0xbb001dff Reserved IGNORED
> + * 0xbb001e00-0xbb001fff NAN flash CTRL reg IGNORED
> + * 0xbb012000-0xbfffffff Reserved IGNORED
> + * 0xc0000000-0xffffffff Reserved IGNORED
> + */
> +
> +typedef struct IMX25PDK {
> + FslIMX25State soc;
> + MemoryRegion ram;
> + MemoryRegion ram_alias;
> +} IMX25PDK;
> +
> +static struct arm_boot_info imx25_pdk_binfo;
> +
> +static void imx25_pdk_init(MachineState *machine)
> +{
> + IMX25PDK *s = g_new0(IMX25PDK, 1);
> + Error *err = NULL;
> + unsigned int ram_size;
> + unsigned int alias_offset;
> + int i;
> +
> + object_initialize(&s->soc, sizeof(s->soc), TYPE_FSL_IMX25);
> + object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
> + &error_abort);
> +
> + object_property_set_bool(OBJECT(&s->soc), true, "realized", &err);
> + if (err != NULL) {
> + error_report("%s", error_get_pretty(err));
> + exit(1);
> + }
> +
> + /* We need to initialize our memory */
> + if (machine->ram_size > (FSL_IMX25_SDRAM0_SIZE + FSL_IMX25_SDRAM1_SIZE))
> {
> + error_report("WARNING: RAM size " RAM_ADDR_FMT " above max
> supported, "
> + "reduced to %x", machine->ram_size,
> + FSL_IMX25_SDRAM0_SIZE + FSL_IMX25_SDRAM1_SIZE);
> + machine->ram_size = FSL_IMX25_SDRAM0_SIZE + FSL_IMX25_SDRAM1_SIZE;
> + }
> +
> + memory_region_allocate_system_memory(&s->ram, NULL, "imx25.ram",
> + machine->ram_size);
> + memory_region_add_subregion(get_system_memory(), FSL_IMX25_SDRAM0_ADDR,
> + &s->ram);
> +
> + /* initialize the alias memory if any */
> + for (i = 0, ram_size = machine->ram_size, alias_offset = 0;
> + (i < 2) && ram_size; i++) {
> + unsigned int size;
> + static const struct {
> + hwaddr addr;
> + unsigned int size;
> + } ram[2] = {
> + { FSL_IMX25_SDRAM0_ADDR, FSL_IMX25_SDRAM0_SIZE },
> + { FSL_IMX25_SDRAM1_ADDR, FSL_IMX25_SDRAM1_SIZE },
> + };
> +
> + size = MIN(ram_size, ram[i].size);
> +
> + ram_size -= size;
> +
> + if (size < ram[i].size) {
> + memory_region_init_alias(&s->ram_alias, NULL, "ram.alias",
> + &s->ram, alias_offset, ram[i].size -
> size);
> + memory_region_add_subregion(get_system_memory(),
> + ram[i].addr + size, &s->ram_alias);
> + }
> +
> + alias_offset += ram[i].size;
> + }
> +
> + imx25_pdk_binfo.ram_size = machine->ram_size;
> + imx25_pdk_binfo.kernel_filename = machine->kernel_filename;
> + imx25_pdk_binfo.kernel_cmdline = machine->kernel_cmdline;
> + imx25_pdk_binfo.initrd_filename = machine->initrd_filename;
> + imx25_pdk_binfo.loader_start = FSL_IMX25_SDRAM0_ADDR;
> + imx25_pdk_binfo.board_id = 1771,
> + imx25_pdk_binfo.nb_cpus = 1;
> +
> + /*
> + * We test explicitly for qtest here as it is not done (yet?) in
> + * arm_load_kernel(). Without this the "make check" command would
> + * fail.
> + */
> + if (!qtest_enabled()) {
> + arm_load_kernel(&s->soc.cpu, &imx25_pdk_binfo);
> + } else {
> + /*
> + * This I2C device doesn't exist on the real board.
> + * We add it here (only on qtest usage) to be able to do a bit
> + * of simple qtest. See "make check" for details.
> + */
> + i2c_create_slave((I2CBus *)qdev_get_child_bus(DEVICE(&s->soc.i2c[0]),
> + "i2c"),
> + "ds1338", 0x68);
> + }
> +}
> +
> +static QEMUMachine imx25_pdk_machine = {
> + .name = "imx25_pdk",
I'm looking at the full ARM board list, and all other use - instead of
_. Can we fix this before this board sees a release?
Regards,
Peter
> + .desc = "ARM i.MX25 PDK board (ARM926)",
> + .init = imx25_pdk_init,
> +};
> +
> +static void imx25_pdk_machine_init(void)
> +{
> + qemu_register_machine(&imx25_pdk_machine);
> +}
> +
> +machine_init(imx25_pdk_machine_init)
> --
> 1.9.1
>
>
- [Qemu-devel] [PULL 00/27] target-arm queue, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 05/27] target-arm/arm-semi.c: Factor out repeated 'return env->regs[0]', Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 22/27] i.MX: Add SOC support for i.MX25, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 14/27] arm: Remove hw_error() usages., Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 19/27] i.MX: KZM: use standalone i.MX31 SOC support, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 15/27] target-arm: Fix AArch32:AArch64 general-purpose register mapping, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 17/27] target-arm: Fix arm_excp_unmasked() function, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 10/27] target-arm: Wire up HLT 0xf000 as the A64 semihosting instruction, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 25/27] i.MX: Add i2C devices to i.MX31 SOC, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 23/27] i.MX: Add the i.MX25 PDK platform, Peter Maydell, 2015/09/04
- Re: [Qemu-devel] [PULL 23/27] i.MX: Add the i.MX25 PDK platform,
Peter Crosthwaite <=
- [Qemu-devel] [PULL 11/27] smbios: add smbios 3.0 support, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 08/27] target-arm/arm-semi.c: Implement A64 specific SyncCacheRange call, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 13/27] arm: cpu: assert() on no-EL2 virt IRQ error condition., Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 09/27] target-arm/arm-semi.c: SYS_EXIT on A64 takes a parameter block, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 16/27] hw/arm/virt: Add high MMIO PCI region, 512G in size, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 21/27] i.MX: Add FEC Ethernet Emulator, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 18/27] i.MX: Add SOC support for i.MX31, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 20/27] i.MX: Add I2C controller emulator, Peter Maydell, 2015/09/04
- [Qemu-devel] [PULL 02/27] target-arm/arm-semi.c: Fix broken SYS_WRITE0 via gdb, Peter Maydell, 2015/09/04