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From: David Gibson <david@gibson.dropbear.id.au>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>,
	qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Subject: Re: [PATCH 4/8] hw/ppc/ppc440_bamboo: Drop use of ppcuic_init()
Date: Mon, 14 Dec 2020 16:56:49 +1100	[thread overview]
Message-ID: <20201214055649.GE4717@yekko.fritz.box> (raw)
In-Reply-To: <20201212001537.24520-5-peter.maydell@linaro.org>

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On Sat, Dec 12, 2020 at 12:15:33AM +0000, Peter Maydell wrote:
> Switch the bamboo board to directly creating and configuring the UIC,
> rather than doing it via the old ppcuic_init() helper function.
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

Applied to ppc-for-6.0.

> ---
>  hw/ppc/ppc440_bamboo.c | 38 +++++++++++++++++++++++++++-----------
>  1 file changed, 27 insertions(+), 11 deletions(-)
> 
> diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c
> index 665bc1784e1..b156bcb9990 100644
> --- a/hw/ppc/ppc440_bamboo.c
> +++ b/hw/ppc/ppc440_bamboo.c
> @@ -33,6 +33,9 @@
>  #include "sysemu/qtest.h"
>  #include "sysemu/reset.h"
>  #include "hw/sysbus.h"
> +#include "hw/intc/ppc-uic.h"
> +#include "hw/qdev-properties.h"
> +#include "qapi/error.h"
>  
>  #define BINARY_DEVICE_TREE_FILE "bamboo.dtb"
>  
> @@ -168,13 +171,13 @@ static void bamboo_init(MachineState *machine)
>      MemoryRegion *ram_memories = g_new(MemoryRegion, PPC440EP_SDRAM_NR_BANKS);
>      hwaddr ram_bases[PPC440EP_SDRAM_NR_BANKS];
>      hwaddr ram_sizes[PPC440EP_SDRAM_NR_BANKS];
> -    qemu_irq *pic;
> -    qemu_irq *irqs;
>      PCIBus *pcibus;
>      PowerPCCPU *cpu;
>      CPUPPCState *env;
>      target_long initrd_size = 0;
>      DeviceState *dev;
> +    DeviceState *uicdev;
> +    SysBusDevice *uicsbd;
>      int success;
>      int i;
>  
> @@ -192,10 +195,17 @@ static void bamboo_init(MachineState *machine)
>      ppc_dcr_init(env, NULL, NULL);
>  
>      /* interrupt controller */
> -    irqs = g_new0(qemu_irq, PPCUIC_OUTPUT_NB);
> -    irqs[PPCUIC_OUTPUT_INT] = ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT];
> -    irqs[PPCUIC_OUTPUT_CINT] = ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT];
> -    pic = ppcuic_init(env, irqs, 0x0C0, 0, 1);
> +    uicdev = qdev_new(TYPE_PPC_UIC);
> +    uicsbd = SYS_BUS_DEVICE(uicdev);
> +
> +    object_property_set_link(OBJECT(uicdev), "cpu", OBJECT(cpu),
> +                             &error_fatal);
> +    sysbus_realize_and_unref(uicsbd, &error_fatal);
> +
> +    sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_INT,
> +                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
> +    sysbus_connect_irq(uicsbd, PPCUIC_OUTPUT_CINT,
> +                       ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
>  
>      /* SDRAM controller */
>      memset(ram_bases, 0, sizeof(ram_bases));
> @@ -203,14 +213,18 @@ static void bamboo_init(MachineState *machine)
>      ppc4xx_sdram_banks(machine->ram, PPC440EP_SDRAM_NR_BANKS, ram_memories,
>                         ram_bases, ram_sizes, ppc440ep_sdram_bank_sizes);
>      /* XXX 440EP's ECC interrupts are on UIC1, but we've only created UIC0. */
> -    ppc4xx_sdram_init(env, pic[14], PPC440EP_SDRAM_NR_BANKS, ram_memories,
> +    ppc4xx_sdram_init(env,
> +                      qdev_get_gpio_in(uicdev, 14),
> +                      PPC440EP_SDRAM_NR_BANKS, ram_memories,
>                        ram_bases, ram_sizes, 1);
>  
>      /* PCI */
>      dev = sysbus_create_varargs(TYPE_PPC4xx_PCI_HOST_BRIDGE,
>                                  PPC440EP_PCI_CONFIG,
> -                                pic[pci_irq_nrs[0]], pic[pci_irq_nrs[1]],
> -                                pic[pci_irq_nrs[2]], pic[pci_irq_nrs[3]],
> +                                qdev_get_gpio_in(uicdev, pci_irq_nrs[0]),
> +                                qdev_get_gpio_in(uicdev, pci_irq_nrs[1]),
> +                                qdev_get_gpio_in(uicdev, pci_irq_nrs[2]),
> +                                qdev_get_gpio_in(uicdev, pci_irq_nrs[3]),
>                                  NULL);
>      pcibus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
>      if (!pcibus) {
> @@ -223,12 +237,14 @@ static void bamboo_init(MachineState *machine)
>      memory_region_add_subregion(get_system_memory(), PPC440EP_PCI_IO, isa);
>  
>      if (serial_hd(0) != NULL) {
> -        serial_mm_init(address_space_mem, 0xef600300, 0, pic[0],
> +        serial_mm_init(address_space_mem, 0xef600300, 0,
> +                       qdev_get_gpio_in(uicdev, 0),
>                         PPC_SERIAL_MM_BAUDBASE, serial_hd(0),
>                         DEVICE_BIG_ENDIAN);
>      }
>      if (serial_hd(1) != NULL) {
> -        serial_mm_init(address_space_mem, 0xef600400, 0, pic[1],
> +        serial_mm_init(address_space_mem, 0xef600400, 0,
> +                       qdev_get_gpio_in(uicdev, 1),
>                         PPC_SERIAL_MM_BAUDBASE, serial_hd(1),
>                         DEVICE_BIG_ENDIAN);
>      }

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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  reply	other threads:[~2020-12-14  9:06 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-12  0:15 [PATCH 0/8] hw/ppc: Convert UIC device to QOM Peter Maydell
2020-12-12  0:15 ` [PATCH 1/8] hw/ppc/ppc4xx_devs: Make code style fixes to UIC code Peter Maydell
2020-12-13 12:09   ` Philippe Mathieu-Daudé
2020-12-13 14:33   ` Edgar E. Iglesias
2020-12-14  5:43   ` David Gibson
2020-12-14  9:15   ` Thomas Huth
2020-12-12  0:15 ` [PATCH 2/8] ppc: Convert PPC UIC to a QOM device Peter Maydell
2020-12-12 16:57   ` BALATON Zoltan via
2020-12-12 18:27   ` BALATON Zoltan via
2020-12-12 18:33     ` Peter Maydell
2020-12-12 19:53       ` BALATON Zoltan via
2020-12-13 14:34   ` Edgar E. Iglesias
2020-12-14  5:54   ` David Gibson
2020-12-14  9:12   ` BALATON Zoltan via
2020-12-12  0:15 ` [PATCH 3/8] hw/ppc/virtex_ml507: Drop use of ppcuic_init() Peter Maydell
2020-12-13 14:32   ` Edgar E. Iglesias
2020-12-14  5:55   ` David Gibson
2021-01-11 19:04   ` BALATON Zoltan
2020-12-12  0:15 ` [PATCH 4/8] hw/ppc/ppc440_bamboo: " Peter Maydell
2020-12-14  5:56   ` David Gibson [this message]
2021-01-11  1:00   ` Nathan Chancellor
2021-01-11 17:14     ` Peter Maydell
2021-01-11 18:22       ` Mark Cave-Ayland
2021-02-03 16:35     ` Philippe Mathieu-Daudé
2020-12-12  0:15 ` [PATCH 5/8] hw/ppc/sam460ex: " Peter Maydell
2020-12-12 17:17   ` BALATON Zoltan via
2020-12-12 18:11     ` Peter Maydell
2020-12-12 20:35       ` BALATON Zoltan via
2020-12-12 19:53   ` BALATON Zoltan via
2020-12-12 19:55     ` Peter Maydell
2020-12-12  0:15 ` [PATCH 6/8] hw/ppc: Delete unused ppc405cr_init() code Peter Maydell
2020-12-12  0:15 ` [PATCH 7/8] hw/ppc/ppc405_uc: Drop use of ppcuic_init() Peter Maydell
2021-01-11 19:09   ` BALATON Zoltan
2020-12-12  0:15 ` [PATCH 8/8] hw/ppc: Remove unused ppcuic_init() Peter Maydell
2020-12-13 14:35   ` Edgar E. Iglesias
2020-12-12 17:43 ` [PATCH 0/8] hw/ppc: Convert UIC device to QOM BALATON Zoltan via
2020-12-12 18:13   ` Peter Maydell
2020-12-14  6:00 ` David Gibson
2020-12-14 10:04   ` Peter Maydell

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