Re: [PATCH v2] Adding new machine Tiogapass in QEMU

["Cédric Le Goater" <clg@kaod.org>]

Hello Karthikeyan,

On 2/16/23 19:43, Karthikeyan Pasupathi wrote:
> This patch support Tiogapass in QEMU environment.
> and introduced EEPROM BMC FRU data support "add tiogapass_bmc_fruid data"
> along with the machine support.
> 
> Signed-off-by: Karthikeyan Pasupathi <pkarthikeyan1509@gmail.com>

There are a couple of coding style issues that I will fix. This is minor.
(./scripts/checkpatch.pl is a good tool to run before sending.)

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

Thanks,

C.

> ---
>   hw/arm/aspeed.c        | 32 ++++++++++++++++++++++++++++++++
>   hw/arm/aspeed_eeprom.c | 22 ++++++++++++++++++++++
>   hw/arm/aspeed_eeprom.h |  3 +++
>   3 files changed, 57 insertions(+)
> 
> diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
> index 27dda58338..d12164420d 100644
> --- a/hw/arm/aspeed.c
> +++ b/hw/arm/aspeed.c
> @@ -530,6 +530,15 @@ static void romulus_bmc_i2c_init(AspeedMachineState *bmc)
>       i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, 11), "ds1338", 0x32);
>   }
>   
> +static void tiogapass_bmc_i2c_init(AspeedMachineState *bmc)
> +{
> +    AspeedSoCState *soc = &bmc->soc;
> +
> +    at24c_eeprom_init(aspeed_i2c_get_bus(&soc->i2c, 4), 0x54, 128 * KiB);
> +    at24c_eeprom_init_rom(aspeed_i2c_get_bus(&soc->i2c, 6), 0x54, 128 * KiB, tiogapass_bmc_fruid,
> +                          tiogapass_bmc_fruid_len);
> +}
> +
>   static void create_pca9552(AspeedSoCState *soc, int bus_id, int addr)
>   {
>       i2c_slave_create_simple(aspeed_i2c_get_bus(&soc->i2c, bus_id),
> @@ -1191,6 +1200,25 @@ static void aspeed_machine_romulus_class_init(ObjectClass *oc, void *data)
>           aspeed_soc_num_cpus(amc->soc_name);
>   };
>   
> +static void aspeed_machine_tiogapass_class_init(ObjectClass *oc, void *data)
> +{
> +    MachineClass *mc = MACHINE_CLASS(oc);
> +    AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
> +
> +    mc->desc       = "Facebook Tiogapass BMC (ARM1176)";
> +    amc->soc_name  = "ast2500-a1";
> +    amc->hw_strap1 = AST2500_EVB_HW_STRAP1;
> +    amc->hw_strap2 = 0;
> +    amc->fmc_model = "n25q256a";
> +    amc->spi_model = "mx25l25635e";
> +    amc->num_cs    = 2;
> +    amc->i2c_init  = tiogapass_bmc_i2c_init;
> +    mc->default_ram_size       = 1 * GiB;
> +    mc->default_cpus = mc->min_cpus = mc->max_cpus =
> +        aspeed_soc_num_cpus(amc->soc_name);
> +        aspeed_soc_num_cpus(amc->soc_name);
> +};
> +
>   static void aspeed_machine_sonorapass_class_init(ObjectClass *oc, void *data)
>   {
>       MachineClass *mc = MACHINE_CLASS(oc);
> @@ -1566,6 +1594,10 @@ static const TypeInfo aspeed_machine_types[] = {
>           .name          = MACHINE_TYPE_NAME("tacoma-bmc"),
>           .parent        = TYPE_ASPEED_MACHINE,
>           .class_init    = aspeed_machine_tacoma_class_init,
> +    }, {
> +        .name          = MACHINE_TYPE_NAME("tiogapass-bmc"),
> +        .parent        = TYPE_ASPEED_MACHINE,
> +        .class_init    = aspeed_machine_tiogapass_class_init,
>       }, {
>           .name          = MACHINE_TYPE_NAME("g220a-bmc"),
>           .parent        = TYPE_ASPEED_MACHINE,
> diff --git a/hw/arm/aspeed_eeprom.c b/hw/arm/aspeed_eeprom.c
> index 04463acc9d..f937a6ceaa 100644
> --- a/hw/arm/aspeed_eeprom.c
> +++ b/hw/arm/aspeed_eeprom.c
> @@ -6,6 +6,27 @@
>   
>   #include "aspeed_eeprom.h"
>   
> +/* Tiogapass BMC FRU */
> +const uint8_t tiogapass_bmc_fruid[] = {
> +    0x01, 0x00, 0x00, 0x01, 0x0d, 0x00, 0x00, 0xf1, 0x01, 0x0c, 0x00, 0x36,
> +    0xe6, 0xd0, 0xc6, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xd2, 0x42, 0x4d,
> +    0x43, 0x20, 0x53, 0x74, 0x6f, 0x72, 0x61, 0x67, 0x65, 0x20, 0x4d, 0x6f,
> +    0x64, 0x75, 0x6c, 0x65, 0xcd, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xce, 0x58, 0x58, 0x58, 0x58, 0x58,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xc3, 0x31, 0x2e,
> +    0x30, 0xc9, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xd2,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xc1, 0x39, 0x01, 0x0c, 0x00, 0xc6,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xd2, 0x54, 0x69, 0x6f, 0x67, 0x61,
> +    0x20, 0x50, 0x61, 0x73, 0x73, 0x20, 0x53, 0x69, 0x6e, 0x67, 0x6c, 0x65,
> +    0x32, 0xce, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
> +    0x58, 0x58, 0x58, 0x58, 0xc4, 0x58, 0x58, 0x58, 0x32, 0xcd, 0x58, 0x58,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xc7,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xc3, 0x31, 0x2e, 0x30, 0xc9,
> +    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xc8, 0x43, 0x6f,
> +    0x6e, 0x66, 0x69, 0x67, 0x20, 0x41, 0xc1, 0x45,
> +};
> +
>   const uint8_t fby35_nic_fruid[] = {
>       0x01, 0x00, 0x00, 0x01, 0x0f, 0x20, 0x00, 0xcf, 0x01, 0x0e, 0x19, 0xd7,
>       0x5e, 0xcf, 0xc8, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0xdd,
> @@ -77,6 +98,7 @@ const uint8_t fby35_bmc_fruid[] = {
>       0x6e, 0x66, 0x69, 0x67, 0x20, 0x41, 0xc1, 0x45,
>   };
>   
> +const size_t tiogapass_bmc_fruid_len = sizeof(tiogapass_bmc_fruid);
>   const size_t fby35_nic_fruid_len = sizeof(fby35_nic_fruid);
>   const size_t fby35_bb_fruid_len = sizeof(fby35_bb_fruid);
>   const size_t fby35_bmc_fruid_len = sizeof(fby35_bmc_fruid);
> diff --git a/hw/arm/aspeed_eeprom.h b/hw/arm/aspeed_eeprom.h
> index a0f848fa6e..69db103c83 100644
> --- a/hw/arm/aspeed_eeprom.h
> +++ b/hw/arm/aspeed_eeprom.h
> @@ -9,6 +9,9 @@
>   
>   #include "qemu/osdep.h"
>   
> +extern const uint8_t tiogapass_bmc_fruid[];
> +extern const size_t tiogapass_bmc_fruid_len;
> +
>   extern const uint8_t fby35_nic_fruid[];
>   extern const uint8_t fby35_bb_fruid[];
>   extern const uint8_t fby35_bmc_fruid[];