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Re: [Qemu-devel] [Qemu-arm] [PATCH 03/11] hw/arm/aspeed: Add an Aspeed m
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [Qemu-devel] [Qemu-arm] [PATCH 03/11] hw/arm/aspeed: Add an Aspeed machine class |
Date: |
Fri, 7 Sep 2018 20:13:01 -0300 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 |
On 8/31/18 7:38 AM, Cédric Le Goater wrote:
> The code looks better, it removes duplicated lines and it will ease
> the introduction of common properties for the Aspeed machines.
>
> Signed-off-by: Cédric Le Goater <address@hidden>
Nice cleanup :)
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
> ---
> include/hw/arm/aspeed.h | 46 +++++++++
> hw/arm/aspeed.c | 212 +++++++++++++---------------------------
> 2 files changed, 116 insertions(+), 142 deletions(-)
> create mode 100644 include/hw/arm/aspeed.h
>
> diff --git a/include/hw/arm/aspeed.h b/include/hw/arm/aspeed.h
> new file mode 100644
> index 000000000000..2b77f8d2b3c8
> --- /dev/null
> +++ b/include/hw/arm/aspeed.h
> @@ -0,0 +1,46 @@
> +/*
> + * Aspeed Machines
> + *
> + * Copyright 2018 IBM Corp.
> + *
> + * This code is licensed under the GPL version 2 or later. See
> + * the COPYING file in the top-level directory.
> + */
> +#ifndef _ARM_ASPEED_H
> +#define _ARM_ASPEED_H
> +
> +#include "hw/boards.h"
> +
> +typedef struct AspeedBoardState AspeedBoardState;
> +
> +typedef struct AspeedBoardConfig {
> + const char *name;
> + const char *desc;
> + const char *soc_name;
> + uint32_t hw_strap1;
> + const char *fmc_model;
> + const char *spi_model;
> + uint32_t num_cs;
> + void (*i2c_init)(AspeedBoardState *bmc);
> +} AspeedBoardConfig;
> +
> +#define TYPE_ASPEED_MACHINE MACHINE_TYPE_NAME("aspeed")
> +#define ASPEED_MACHINE(obj) \
> + OBJECT_CHECK(AspeedMachine, (obj), TYPE_ASPEED_MACHINE)
> +
> +typedef struct AspeedMachine {
> + MachineState parent_obj;
> +} AspeedMachine;
> +
> +#define ASPEED_MACHINE_CLASS(klass) \
> + OBJECT_CLASS_CHECK(AspeedMachineClass, (klass), TYPE_ASPEED_MACHINE)
> +#define ASPEED_MACHINE_GET_CLASS(obj) \
> + OBJECT_GET_CLASS(AspeedMachineClass, (obj), TYPE_ASPEED_MACHINE)
> +
> +typedef struct AspeedMachineClass {
> + MachineClass parent_obj;
> + const AspeedBoardConfig *board;
> +} AspeedMachineClass;
> +
> +
> +#endif
> diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
> index f2d64e45511a..6b33ecd5aa43 100644
> --- a/hw/arm/aspeed.c
> +++ b/hw/arm/aspeed.c
> @@ -15,6 +15,7 @@
> #include "cpu.h"
> #include "exec/address-spaces.h"
> #include "hw/arm/arm.h"
> +#include "hw/arm/aspeed.h"
> #include "hw/arm/aspeed_soc.h"
> #include "hw/boards.h"
> #include "hw/i2c/smbus.h"
> @@ -34,22 +35,6 @@ typedef struct AspeedBoardState {
> MemoryRegion max_ram;
> } AspeedBoardState;
>
> -typedef struct AspeedBoardConfig {
> - const char *soc_name;
> - uint32_t hw_strap1;
> - const char *fmc_model;
> - const char *spi_model;
> - uint32_t num_cs;
> - void (*i2c_init)(AspeedBoardState *bmc);
> -} AspeedBoardConfig;
> -
> -enum {
> - PALMETTO_BMC,
> - AST2500_EVB,
> - ROMULUS_BMC,
> - WITHERSPOON_BMC,
> -};
> -
> /* Palmetto hardware value: 0x120CE416 */
> #define PALMETTO_BMC_HW_STRAP1 ( \
> SCU_AST2400_HW_STRAP_DRAM_SIZE(DRAM_SIZE_256MB) | \
> @@ -88,46 +73,6 @@ enum {
> /* Witherspoon hardware value: 0xF10AD216 (but use romulus definition) */
> #define WITHERSPOON_BMC_HW_STRAP1 ROMULUS_BMC_HW_STRAP1
>
> -static void palmetto_bmc_i2c_init(AspeedBoardState *bmc);
> -static void ast2500_evb_i2c_init(AspeedBoardState *bmc);
> -static void romulus_bmc_i2c_init(AspeedBoardState *bmc);
> -static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc);
> -
> -static const AspeedBoardConfig aspeed_boards[] = {
> - [PALMETTO_BMC] = {
> - .soc_name = "ast2400-a1",
> - .hw_strap1 = PALMETTO_BMC_HW_STRAP1,
> - .fmc_model = "n25q256a",
> - .spi_model = "mx25l25635e",
> - .num_cs = 1,
> - .i2c_init = palmetto_bmc_i2c_init,
> - },
> - [AST2500_EVB] = {
> - .soc_name = "ast2500-a1",
> - .hw_strap1 = AST2500_EVB_HW_STRAP1,
> - .fmc_model = "w25q256",
> - .spi_model = "mx25l25635e",
> - .num_cs = 1,
> - .i2c_init = ast2500_evb_i2c_init,
> - },
> - [ROMULUS_BMC] = {
> - .soc_name = "ast2500-a1",
> - .hw_strap1 = ROMULUS_BMC_HW_STRAP1,
> - .fmc_model = "n25q256a",
> - .spi_model = "mx66l1g45g",
> - .num_cs = 2,
> - .i2c_init = romulus_bmc_i2c_init,
> - },
> - [WITHERSPOON_BMC] = {
> - .soc_name = "ast2500-a1",
> - .hw_strap1 = WITHERSPOON_BMC_HW_STRAP1,
> - .fmc_model = "mx25l25635e",
> - .spi_model = "mx66l1g45g",
> - .num_cs = 2,
> - .i2c_init = witherspoon_bmc_i2c_init,
> - },
> -};
> -
> /*
> * The max ram region is for firmwares that scan the address space
> * with load/store to guess how much RAM the SoC has.
> @@ -313,30 +258,6 @@ static void palmetto_bmc_i2c_init(AspeedBoardState *bmc)
> object_property_set_int(OBJECT(dev), 110000, "temperature3",
> &error_abort);
> }
>
> -static void palmetto_bmc_init(MachineState *machine)
> -{
> - aspeed_board_init(machine, &aspeed_boards[PALMETTO_BMC]);
> -}
> -
> -static void palmetto_bmc_class_init(ObjectClass *oc, void *data)
> -{
> - MachineClass *mc = MACHINE_CLASS(oc);
> -
> - mc->desc = "OpenPOWER Palmetto BMC (ARM926EJ-S)";
> - mc->init = palmetto_bmc_init;
> - mc->max_cpus = 1;
> - mc->no_sdcard = 1;
> - mc->no_floppy = 1;
> - mc->no_cdrom = 1;
> - mc->no_parallel = 1;
> -}
> -
> -static const TypeInfo palmetto_bmc_type = {
> - .name = MACHINE_TYPE_NAME("palmetto-bmc"),
> - .parent = TYPE_MACHINE,
> - .class_init = palmetto_bmc_class_init,
> -};
> -
> static void ast2500_evb_i2c_init(AspeedBoardState *bmc)
> {
> AspeedSoCState *soc = &bmc->soc;
> @@ -353,30 +274,6 @@ static void ast2500_evb_i2c_init(AspeedBoardState *bmc)
> i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338",
> 0x32);
> }
>
> -static void ast2500_evb_init(MachineState *machine)
> -{
> - aspeed_board_init(machine, &aspeed_boards[AST2500_EVB]);
> -}
> -
> -static void ast2500_evb_class_init(ObjectClass *oc, void *data)
> -{
> - MachineClass *mc = MACHINE_CLASS(oc);
> -
> - mc->desc = "Aspeed AST2500 EVB (ARM1176)";
> - mc->init = ast2500_evb_init;
> - mc->max_cpus = 1;
> - mc->no_sdcard = 1;
> - mc->no_floppy = 1;
> - mc->no_cdrom = 1;
> - mc->no_parallel = 1;
> -}
> -
> -static const TypeInfo ast2500_evb_type = {
> - .name = MACHINE_TYPE_NAME("ast2500-evb"),
> - .parent = TYPE_MACHINE,
> - .class_init = ast2500_evb_class_init,
> -};
> -
> static void romulus_bmc_i2c_init(AspeedBoardState *bmc)
> {
> AspeedSoCState *soc = &bmc->soc;
> @@ -386,30 +283,6 @@ static void romulus_bmc_i2c_init(AspeedBoardState *bmc)
> i2c_create_slave(aspeed_i2c_get_bus(DEVICE(&soc->i2c), 11), "ds1338",
> 0x32);
> }
>
> -static void romulus_bmc_init(MachineState *machine)
> -{
> - aspeed_board_init(machine, &aspeed_boards[ROMULUS_BMC]);
> -}
> -
> -static void romulus_bmc_class_init(ObjectClass *oc, void *data)
> -{
> - MachineClass *mc = MACHINE_CLASS(oc);
> -
> - mc->desc = "OpenPOWER Romulus BMC (ARM1176)";
> - mc->init = romulus_bmc_init;
> - mc->max_cpus = 1;
> - mc->no_sdcard = 1;
> - mc->no_floppy = 1;
> - mc->no_cdrom = 1;
> - mc->no_parallel = 1;
> -}
> -
> -static const TypeInfo romulus_bmc_type = {
> - .name = MACHINE_TYPE_NAME("romulus-bmc"),
> - .parent = TYPE_MACHINE,
> - .class_init = romulus_bmc_class_init,
> -};
> -
> static void witherspoon_bmc_i2c_init(AspeedBoardState *bmc)
> {
> AspeedSoCState *soc = &bmc->soc;
> @@ -433,36 +306,91 @@ static void witherspoon_bmc_i2c_init(AspeedBoardState
> *bmc)
> 0x60);
> }
>
> -static void witherspoon_bmc_init(MachineState *machine)
> +static void aspeed_machine_init(MachineState *machine)
> {
> - aspeed_board_init(machine, &aspeed_boards[WITHERSPOON_BMC]);
> + AspeedMachineClass *amc = ASPEED_MACHINE_GET_CLASS(machine);
> +
> + aspeed_board_init(machine, amc->board);
> }
>
> -static void witherspoon_bmc_class_init(ObjectClass *oc, void *data)
> +static void aspeed_machine_class_init(ObjectClass *oc, void *data)
> {
> MachineClass *mc = MACHINE_CLASS(oc);
> + AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
> + const AspeedBoardConfig *board = data;
>
> - mc->desc = "OpenPOWER Witherspoon BMC (ARM1176)";
> - mc->init = witherspoon_bmc_init;
> + mc->desc = board->desc;
> + mc->init = aspeed_machine_init;
> mc->max_cpus = 1;
> mc->no_sdcard = 1;
> mc->no_floppy = 1;
> mc->no_cdrom = 1;
> mc->no_parallel = 1;
> + amc->board = board;
> }
>
> -static const TypeInfo witherspoon_bmc_type = {
> - .name = MACHINE_TYPE_NAME("witherspoon-bmc"),
> +static const TypeInfo aspeed_machine_type = {
> + .name = TYPE_ASPEED_MACHINE,
> .parent = TYPE_MACHINE,
> - .class_init = witherspoon_bmc_class_init,
> + .instance_size = sizeof(AspeedMachine),
> + .class_size = sizeof(AspeedMachineClass),
> + .abstract = true,
> +};
> +
> +static const AspeedBoardConfig aspeed_boards[] = {
> + {
> + .name = MACHINE_TYPE_NAME("palmetto-bmc"),
> + .desc = "OpenPOWER Palmetto BMC (ARM926EJ-S)",
> + .soc_name = "ast2400-a1",
> + .hw_strap1 = PALMETTO_BMC_HW_STRAP1,
> + .fmc_model = "n25q256a",
> + .spi_model = "mx25l25635e",
> + .num_cs = 1,
> + .i2c_init = palmetto_bmc_i2c_init,
> + }, {
> + .name = MACHINE_TYPE_NAME("ast2500-evb"),
> + .desc = "Aspeed AST2500 EVB (ARM1176)",
> + .soc_name = "ast2500-a1",
> + .hw_strap1 = AST2500_EVB_HW_STRAP1,
> + .fmc_model = "w25q256",
> + .spi_model = "mx25l25635e",
> + .num_cs = 1,
> + .i2c_init = ast2500_evb_i2c_init,
> + }, {
> + .name = MACHINE_TYPE_NAME("romulus-bmc"),
> + .desc = "OpenPOWER Romulus BMC (ARM1176)",
> + .soc_name = "ast2500-a1",
> + .hw_strap1 = ROMULUS_BMC_HW_STRAP1,
> + .fmc_model = "n25q256a",
> + .spi_model = "mx66l1g45g",
> + .num_cs = 2,
> + .i2c_init = romulus_bmc_i2c_init,
> + }, {
> + .name = MACHINE_TYPE_NAME("witherspoon-bmc"),
> + .desc = "OpenPOWER Witherspoon BMC (ARM1176)",
> + .soc_name = "ast2500-a1",
> + .hw_strap1 = WITHERSPOON_BMC_HW_STRAP1,
> + .fmc_model = "mx25l25635e",
> + .spi_model = "mx66l1g45g",
> + .num_cs = 2,
> + .i2c_init = witherspoon_bmc_i2c_init,
> + },
> };
>
> -static void aspeed_machine_init(void)
> +static void aspeed_machine_types(void)
> {
> - type_register_static(&palmetto_bmc_type);
> - type_register_static(&ast2500_evb_type);
> - type_register_static(&romulus_bmc_type);
> - type_register_static(&witherspoon_bmc_type);
> + int i;
> +
> + type_register_static(&aspeed_machine_type);
> + for (i = 0; i < ARRAY_SIZE(aspeed_boards); ++i) {
> + TypeInfo ti = {
> + .name = aspeed_boards[i].name,
> + .parent = TYPE_ASPEED_MACHINE,
> + .class_init = aspeed_machine_class_init,
> + .class_data = (void *)&aspeed_boards[i],
> + };
> + type_register(&ti);
> + }
> }
>
> -type_init(aspeed_machine_init)
> +type_init(aspeed_machine_types)
>
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Philippe Mathieu-Daudé <=