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Re: [PATCH v4 2/3] aspeed: Integrate HACE


From: Cédric Le Goater
Subject: Re: [PATCH v4 2/3] aspeed: Integrate HACE
Date: Wed, 24 Mar 2021 08:21:45 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.6.0

On 3/24/21 8:09 AM, Joel Stanley wrote:
> Add the hash and crypto engine model to the Aspeed socs.
> 
> Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
> Signed-off-by: Joel Stanley <joel@jms.id.au>

Reviewed-by: Cédric Le Goater <clg@kaod.org>


> ---
> v3: Rebase on upstream
> v4: Update integration for soc-specific hace objects
> ---
>  docs/system/arm/aspeed.rst  |  2 +-
>  include/hw/arm/aspeed_soc.h |  3 +++
>  hw/arm/aspeed_ast2600.c     | 15 +++++++++++++++
>  hw/arm/aspeed_soc.c         | 16 ++++++++++++++++
>  4 files changed, 35 insertions(+), 1 deletion(-)
> 
> diff --git a/docs/system/arm/aspeed.rst b/docs/system/arm/aspeed.rst
> index d1fb8f25b39c..f9466e6d8245 100644
> --- a/docs/system/arm/aspeed.rst
> +++ b/docs/system/arm/aspeed.rst
> @@ -49,6 +49,7 @@ Supported devices
>   * Ethernet controllers
>   * Front LEDs (PCA9552 on I2C bus)
>   * LPC Peripheral Controller (a subset of subdevices are supported)
> + * Hash/Crypto Engine (HACE) - Hash support only, no scatter-gather
>  
>  
>  Missing devices
> @@ -59,7 +60,6 @@ Missing devices
>   * PWM and Fan Controller
>   * Slave GPIO Controller
>   * Super I/O Controller
> - * Hash/Crypto Engine
>   * PCI-Express 1 Controller
>   * Graphic Display Controller
>   * PECI Controller
> diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
> index 9359d6da336d..d9161d26d645 100644
> --- a/include/hw/arm/aspeed_soc.h
> +++ b/include/hw/arm/aspeed_soc.h
> @@ -21,6 +21,7 @@
>  #include "hw/rtc/aspeed_rtc.h"
>  #include "hw/i2c/aspeed_i2c.h"
>  #include "hw/ssi/aspeed_smc.h"
> +#include "hw/misc/aspeed_hace.h"
>  #include "hw/watchdog/wdt_aspeed.h"
>  #include "hw/net/ftgmac100.h"
>  #include "target/arm/cpu.h"
> @@ -50,6 +51,7 @@ struct AspeedSoCState {
>      AspeedTimerCtrlState timerctrl;
>      AspeedI2CState i2c;
>      AspeedSCUState scu;
> +    AspeedHACEState hace;
>      AspeedXDMAState xdma;
>      AspeedSMCState fmc;
>      AspeedSMCState spi[ASPEED_SPIS_NUM];
> @@ -133,6 +135,7 @@ enum {
>      ASPEED_DEV_XDMA,
>      ASPEED_DEV_EMMC,
>      ASPEED_DEV_KCS,
> +    ASPEED_DEV_HACE,
>  };
>  
>  #endif /* ASPEED_SOC_H */
> diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c
> index bc87e754a3cc..c149936e0b28 100644
> --- a/hw/arm/aspeed_ast2600.c
> +++ b/hw/arm/aspeed_ast2600.c
> @@ -42,6 +42,7 @@ static const hwaddr aspeed_soc_ast2600_memmap[] = {
>      [ASPEED_DEV_ETH2]      = 0x1E680000,
>      [ASPEED_DEV_ETH4]      = 0x1E690000,
>      [ASPEED_DEV_VIC]       = 0x1E6C0000,
> +    [ASPEED_DEV_HACE]      = 0x1E6D0000,
>      [ASPEED_DEV_SDMC]      = 0x1E6E0000,
>      [ASPEED_DEV_SCU]       = 0x1E6E2000,
>      [ASPEED_DEV_XDMA]      = 0x1E6E7000,
> @@ -102,6 +103,7 @@ static const int aspeed_soc_ast2600_irqmap[] = {
>      [ASPEED_DEV_I2C]       = 110,   /* 110 -> 125 */
>      [ASPEED_DEV_ETH1]      = 2,
>      [ASPEED_DEV_ETH2]      = 3,
> +    [ASPEED_DEV_HACE]      = 4,
>      [ASPEED_DEV_ETH3]      = 32,
>      [ASPEED_DEV_ETH4]      = 33,
>      [ASPEED_DEV_KCS]       = 138,   /* 138 -> 142 */
> @@ -213,6 +215,9 @@ static void aspeed_soc_ast2600_init(Object *obj)
>                              TYPE_SYSBUS_SDHCI);
>  
>      object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC);
> +
> +    snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
> +    object_initialize_child(obj, "hace", &s->hace, typename);
>  }
>  
>  /*
> @@ -498,6 +503,16 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, 
> Error **errp)
>      sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4,
>                         qdev_get_gpio_in(DEVICE(&s->a7mpcore),
>                                  sc->irqmap[ASPEED_DEV_KCS] + 
> aspeed_lpc_kcs_4));
> +
> +    /* HACE */
> +    object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
> +                             &error_abort);
> +    if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
> +        return;
> +    }
> +    sysbus_mmio_map(SYS_BUS_DEVICE(&s->hace), 0, 
> sc->memmap[ASPEED_DEV_HACE]);
> +    sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
> +                       aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
>  }
>  
>  static void aspeed_soc_ast2600_class_init(ObjectClass *oc, void *data)
> diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
> index 057d053c8478..c8c3bd233233 100644
> --- a/hw/arm/aspeed_soc.c
> +++ b/hw/arm/aspeed_soc.c
> @@ -34,6 +34,7 @@ static const hwaddr aspeed_soc_ast2400_memmap[] = {
>      [ASPEED_DEV_VIC]    = 0x1E6C0000,
>      [ASPEED_DEV_SDMC]   = 0x1E6E0000,
>      [ASPEED_DEV_SCU]    = 0x1E6E2000,
> +    [ASPEED_DEV_HACE]   = 0x1E6E3000,
>      [ASPEED_DEV_XDMA]   = 0x1E6E7000,
>      [ASPEED_DEV_VIDEO]  = 0x1E700000,
>      [ASPEED_DEV_ADC]    = 0x1E6E9000,
> @@ -65,6 +66,7 @@ static const hwaddr aspeed_soc_ast2500_memmap[] = {
>      [ASPEED_DEV_VIC]    = 0x1E6C0000,
>      [ASPEED_DEV_SDMC]   = 0x1E6E0000,
>      [ASPEED_DEV_SCU]    = 0x1E6E2000,
> +    [ASPEED_DEV_HACE]   = 0x1E6E3000,
>      [ASPEED_DEV_XDMA]   = 0x1E6E7000,
>      [ASPEED_DEV_ADC]    = 0x1E6E9000,
>      [ASPEED_DEV_VIDEO]  = 0x1E700000,
> @@ -117,6 +119,7 @@ static const int aspeed_soc_ast2400_irqmap[] = {
>      [ASPEED_DEV_ETH2]   = 3,
>      [ASPEED_DEV_XDMA]   = 6,
>      [ASPEED_DEV_SDHCI]  = 26,
> +    [ASPEED_DEV_HACE]   = 4,
>  };
>  
>  #define aspeed_soc_ast2500_irqmap aspeed_soc_ast2400_irqmap
> @@ -212,6 +215,9 @@ static void aspeed_soc_init(Object *obj)
>      }
>  
>      object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC);
> +
> +    snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
> +    object_initialize_child(obj, "hace", &s->hace, typename);
>  }
>  
>  static void aspeed_soc_realize(DeviceState *dev, Error **errp)
> @@ -425,6 +431,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
> **errp)
>  
>      sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4,
>                         qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_4));
> +
> +    /* HACE */
> +    object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
> +                             &error_abort);
> +    if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
> +        return;
> +    }
> +    sysbus_mmio_map(SYS_BUS_DEVICE(&s->hace), 0, 
> sc->memmap[ASPEED_DEV_HACE]);
> +    sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
> +                       aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
>  }
>  static Property aspeed_soc_properties[] = {
>      DEFINE_PROP_LINK("dram", AspeedSoCState, dram_mr, TYPE_MEMORY_REGION,
> 




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