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From: "Cédric Le Goater" <clg@kaod.org>
To: Sittisak Sinprem <ssinprem@celestica.com>
Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org,
	peter.maydell@linaro.org, ssumet@celestica.com,
	srikanth@celestica.com, kgengan@celestica.com, andrew@aj.id.au,
	joel@jms.id.au, thangavelu.v@celestica.com,
	anandaramanv@celestica.com
Subject: Re: [PATCH qemu v4] aspeed add montblanc bmc reference from fuji
Date: Tue, 4 Jul 2023 13:16:38 +0200	[thread overview]
Message-ID: <a73ef168-4aed-2acf-5ad1-23e7ded610bd@kaod.org> (raw)
In-Reply-To: <CAE+aGtXPYWUG1VubR8DZr7uFpiwg4St1HfYBfBpsiyszSf61Lg@mail.gmail.com>

On 7/4/23 12:57, Sittisak Sinprem wrote:
> Hi Cédric,
> 
> Please stop this patch,
> after the test, the eeprom content is incorrect,
> 
> root@bmc:~# weutil -l
> bmc_eeprom    /sys/bus/i2c/devices/i2c-8/8-0051/eeprom
> chassis_eeprom    /sys/bus/i2c/devices/i2c-6/6-0053/eeprom
> dummy_eeprom    /etc/weutil/meta_eeprom_v4_sample.bin
> scm_eeprom    /sys/bus/i2c/devices/i2c-3/3-0056/eeprom
> root@bmc:~# hexdump -C /sys/bus/i2c/devices/i2c-6/6-0053/eeprom
> 00000000  fb 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
> 00000010  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
> *
> 00002000
> root@bmc:~# hexdump -C /sys/bus/i2c/devices/i2c-8/8-0051/eeprom
> 00000000  fb 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
> 00000010  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00  |................|
> *
> 00002000
> root@bmc:~#
> 
> I will send the next version after fixed

np.

Could you please include a description of the EEPROM contents
in a C comment before the array definition too ?

Thanks,

C.


> 
> On Tue, Jul 4, 2023 at 5:52 PM ~ssinprem <ssinprem@git.sr.ht <mailto:ssinprem@git.sr.ht>> wrote:
> 
>     From: Sittisak Sinprem <ssinprem@celestica.com <mailto:ssinprem@celestica.com>>
> 
>     - I2C list follow I2C Tree v1.6 20230320
>     - fru eeprom data use FB FRU format version 4
> 
>     Signed-off-by: Sittisak Sinprem <ssinprem@celestica.com <mailto:ssinprem@celestica.com>>
>     ---
>       docs/system/arm/aspeed.rst |  1 +
>       hw/arm/aspeed.c            | 63 ++++++++++++++++++++++++++++++++++++++
>       hw/arm/aspeed_eeprom.c     | 50 ++++++++++++++++++++++++++++++
>       hw/arm/aspeed_eeprom.h     |  7 +++++
>       4 files changed, 121 insertions(+)
> 
>     diff --git a/docs/system/arm/aspeed.rst b/docs/system/arm/aspeed.rst
>     index 80538422a1..5e0824f48b 100644
>     --- a/docs/system/arm/aspeed.rst
>     +++ b/docs/system/arm/aspeed.rst
>     @@ -33,6 +33,7 @@ AST2600 SoC based machines :
>       - ``tacoma-bmc``           OpenPOWER Witherspoon POWER9 AST2600 BMC
>       - ``rainier-bmc``          IBM Rainier POWER10 BMC
>       - ``fuji-bmc``             Facebook Fuji BMC
>     +- ``montblanc-bmc``        Facebook Montblanc BMC
>       - ``bletchley-bmc``        Facebook Bletchley BMC
>       - ``fby35-bmc``            Facebook fby35 BMC
>       - ``qcom-dc-scm-v1-bmc``   Qualcomm DC-SCM V1 BMC
>     diff --git a/hw/arm/aspeed.c b/hw/arm/aspeed.c
>     index 9fca644d92..91bd4e5637 100644
>     --- a/hw/arm/aspeed.c
>     +++ b/hw/arm/aspeed.c
>     @@ -189,6 +189,10 @@ struct AspeedMachineState {
>       #define FUJI_BMC_HW_STRAP1    0x00000000
>       #define FUJI_BMC_HW_STRAP2    0x00000000
> 
>     +/* Montblanc hardware value */
>     +#define MONTBLANC_BMC_HW_STRAP1    0x00000000
>     +#define MONTBLANC_BMC_HW_STRAP2    0x00000000
>     +
>       /* Bletchley hardware value */
>       /* TODO: Leave same as EVB for now. */
>       #define BLETCHLEY_BMC_HW_STRAP1 AST2600_EVB_HW_STRAP1
>     @@ -925,6 +929,39 @@ static void fuji_bmc_i2c_init(AspeedMachineState *bmc)
>           }
>       }
> 
>     +static void montblanc_bmc_i2c_init(AspeedMachineState *bmc)
>     +{
>     +    AspeedSoCState *soc = &bmc->soc;
>     +    I2CBus *i2c[16] = {};
>     +
>     +    for (int i = 0; i < 16; i++) {
>     +        i2c[i] = aspeed_i2c_get_bus(&soc->i2c, i);
>     +    }
>     +
>     +    /* Ref from Minipack3_I2C_Tree_V1.6 20230320 */
>     +    at24c_eeprom_init_rom(i2c[3], 0x56, 8192, montblanc_scm_fruid, true);
>     +    at24c_eeprom_init_rom(i2c[6], 0x53, 8192, montblanc_fcm_fruid, true);
>     +
>     +    /* CPLD and FPGA */
>     +    at24c_eeprom_init(i2c[1], 0x35, 256);  /* SCM CPLD */
>     +    at24c_eeprom_init(i2c[5], 0x35, 256);  /* COMe CPLD TODO: need to update */
>     +    at24c_eeprom_init(i2c[12], 0x60, 256); /* MCB PWR CPLD */
>     +    at24c_eeprom_init(i2c[13], 0x35, 256); /* IOB FPGA */
>     +
>     +    /* on BMC board */
>     +    at24c_eeprom_init_rom(i2c[8], 0x51, 8192, montblanc_bmc_fruid, true);
>     +                                                      /* BMC EEPROM */
>     +    i2c_slave_create_simple(i2c[8], TYPE_LM75, 0x48); /* Thermal Sensor */
>     +
>     +    /* COMe Sensor/EEPROM */
>     +    at24c_eeprom_init(i2c[0], 0x56, 16384);          /* FRU EEPROM */
>     +    i2c_slave_create_simple(i2c[0], TYPE_LM75, 0x48); /* INLET Sensor */
>     +    i2c_slave_create_simple(i2c[0], TYPE_LM75, 0x4A); /* OUTLET Sensor */
>     +
>     +    /* It expects a pca9555 but a pca9552 is compatible */
>     +    create_pca9552(soc, 4, 0x27);
>     +}
>     +
>       #define TYPE_TMP421 "tmp421"
> 
>       static void bletchley_bmc_i2c_init(AspeedMachineState *bmc)
>     @@ -1452,6 +1489,28 @@ static void aspeed_machine_fuji_class_init(ObjectClass *oc, void *data)
>               aspeed_soc_num_cpus(amc->soc_name);
>       };
> 
>     +#define MONTBLANC_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
>     +
>     +static void aspeed_machine_montblanc_class_init(ObjectClass *oc, void *data)
>     +{
>     +    MachineClass *mc = MACHINE_CLASS(oc);
>     +    AspeedMachineClass *amc = ASPEED_MACHINE_CLASS(oc);
>     +
>     +    mc->desc = "Facebook Montblanc BMC (Cortex-A7)";
>     +    amc->soc_name = "ast2600-a3";
>     +    amc->hw_strap1 = MONTBLANC_BMC_HW_STRAP1;
>     +    amc->hw_strap2 = MONTBLANC_BMC_HW_STRAP2;
>     +    amc->fmc_model = "mx66l1g45g";
>     +    amc->spi_model = "mx66l1g45g";
>     +    amc->num_cs = 2;
>     +    amc->macs_mask = ASPEED_MAC3_ON;
>     +    amc->i2c_init = montblanc_bmc_i2c_init;
>     +    amc->uart_default = ASPEED_DEV_UART1;
>     +    mc->default_ram_size = MONTBLANC_BMC_RAM_SIZE;
>     +    mc->default_cpus = mc->min_cpus = mc->max_cpus =
>     +        aspeed_soc_num_cpus(amc->soc_name);
>     +};
>     +
>       #define BLETCHLEY_BMC_RAM_SIZE ASPEED_RAM_SIZE(2 * GiB)
> 
>       static void aspeed_machine_bletchley_class_init(ObjectClass *oc, void *data)
>     @@ -1703,6 +1762,10 @@ static const TypeInfo aspeed_machine_types[] = {
>               .name          = MACHINE_TYPE_NAME("fuji-bmc"),
>               .parent        = TYPE_ASPEED_MACHINE,
>               .class_init    = aspeed_machine_fuji_class_init,
>     +    }, {
>     +        .name          = MACHINE_TYPE_NAME("montblanc-bmc"),
>     +        .parent        = TYPE_ASPEED_MACHINE,
>     +        .class_init    = aspeed_machine_montblanc_class_init,
>           }, {
>               .name          = MACHINE_TYPE_NAME("bletchley-bmc"),
>               .parent        = TYPE_ASPEED_MACHINE,
>     diff --git a/hw/arm/aspeed_eeprom.c b/hw/arm/aspeed_eeprom.c
>     index ace5266cec..8cc73f83dc 100644
>     --- a/hw/arm/aspeed_eeprom.c
>     +++ b/hw/arm/aspeed_eeprom.c
>     @@ -161,6 +161,53 @@ const uint8_t rainier_bmc_fruid[] = {
>           0x31, 0x50, 0x46, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00,
>       };
> 
>     +/* Montblanc BMC FRU */
>     +const uint8_t montblanc_scm_fruid[] = {
>     +    0xfb, 0xfb, 0x04, 0xff, 0x01, 0x0d, 0x4d, 0x49, 0x4e, 0x49, 0x50, 0x41,
>     +    0x43, 0x4b, 0x33, 0x5f, 0x53, 0x43, 0x4d, 0x02, 0x08, 0x32, 0x30, 0x30,
>     +    0x30, 0x32, 0x39, 0x34, 0x35, 0x04, 0x0c, 0x31, 0x33, 0x32, 0x30, 0x30,
>     +    0x30, 0x31, 0x36, 0x34, 0x30, 0x31, 0x20, 0x05, 0x0c, 0x31, 0x33, 0x31,
>     +    0x30, 0x30, 0x30, 0x31, 0x32, 0x37, 0x30, 0x31, 0x20, 0x06, 0x0c, 0x52,
>     +    0x33, 0x32, 0x31, 0x34, 0x47, 0x30, 0x30, 0x30, 0x33, 0x30, 0x31, 0x07,
>     +    0x0d, 0x41, 0x30, 0x33, 0x31, 0x33, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
>     +    0x58, 0x58, 0x08, 0x01, 0x01, 0x09, 0x01, 0x00, 0x0a, 0x01, 0x00, 0x0b,
>     +    0x0d, 0x4d, 0x32, 0x32, 0x31, 0x33, 0x32, 0x33, 0x31, 0x37, 0x30, 0x30,
>     +    0x30, 0x32, 0x0c, 0x03, 0x43, 0x4c, 0x53, 0x0d, 0x08, 0x32, 0x30, 0x32,
>     +    0x33, 0x30, 0x35, 0x30, 0x31, 0x0e, 0x03, 0x57, 0x55, 0x53, 0x0f, 0x03,
>     +    0x43, 0x54, 0x48, 0x10, 0x06, 0x01, 0x00, 0x00, 0x91, 0xdb, 0xb4, 0x13,
>     +    0x03, 0x53, 0x43, 0x4d, 0xfa, 0x02, 0x02, 0x61,
>     +};
>     +
>     +const uint8_t montblanc_fcm_fruid[] = {
>     +    0xfb, 0xfb, 0x04, 0xff, 0x01, 0x0d, 0x4d, 0x49, 0x4e, 0x49, 0x50, 0x41,
>     +    0x43, 0x4b, 0x33, 0x5f, 0x46, 0x43, 0x42, 0x02, 0x08, 0x33, 0x30, 0x30,
>     +    0x30, 0x30, 0x31, 0x36, 0x31, 0x04, 0x0c, 0x31, 0x33, 0x32, 0x30, 0x30,
>     +    0x30, 0x31, 0x36, 0x33, 0x30, 0x31, 0x20, 0x05, 0x0c, 0x31, 0x33, 0x31,
>     +    0x30, 0x30, 0x30, 0x31, 0x33, 0x30, 0x30, 0x31, 0x20, 0x06, 0x0c, 0x52,
>     +    0x33, 0x32, 0x31, 0x34, 0x47, 0x30, 0x30, 0x31, 0x32, 0x30, 0x31, 0x07,
>     +    0x0d, 0x41, 0x31, 0x32, 0x31, 0x32, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
>     +    0x58, 0x58, 0x08, 0x01, 0x01, 0x09, 0x01, 0x00, 0x0a, 0x01, 0x00, 0x0b,
>     +    0x0d, 0x46, 0x35, 0x30, 0x31, 0x33, 0x32, 0x33, 0x31, 0x37, 0x30, 0x30,
>     +    0x30, 0x35, 0x0c, 0x03, 0x43, 0x4c, 0x53, 0x0d, 0x08, 0x32, 0x30, 0x32,
>     +    0x33, 0x30, 0x35, 0x30, 0x31, 0x0e, 0x03, 0x57, 0x55, 0x53, 0x0f, 0x03,
>     +    0x43, 0x54, 0x48, 0x10, 0x06, 0x02, 0x00, 0x00, 0x91, 0xdb, 0xb4, 0x11,
>     +    0x06, 0x03, 0x00, 0x00, 0x91, 0xdb, 0xb4, 0x12, 0x02, 0x8a, 0x00, 0x13,
>     +    0x03, 0x46, 0x43, 0x42, 0xfa, 0x02, 0x50, 0x47,
>     +};
>     +
>     +const uint8_t montblanc_bmc_fruid[] = {
>     +    0xfb, 0xfb, 0x04, 0xff, 0x01, 0x0d, 0x4d, 0x49, 0x4e, 0x49, 0x50, 0x41,
>     +    0x43, 0x4b, 0x33, 0x5f, 0x42, 0x4d, 0x43, 0x04, 0x0c, 0x31, 0x33, 0x32,
>     +    0x30, 0x30, 0x30, 0x31, 0x33, 0x36, 0x30, 0x31, 0x20, 0x05, 0x0c, 0x31,
>     +    0x33, 0x31, 0x30, 0x30, 0x30, 0x30, 0x38, 0x36, 0x30, 0x35, 0x20, 0x06,
>     +    0x0c, 0x52, 0x33, 0x30, 0x39, 0x37, 0x47, 0x30, 0x30, 0x30, 0x32, 0x30,
>     +    0x37, 0x07, 0x0d, 0x42, 0x30, 0x32, 0x37, 0x34, 0x58, 0x58, 0x58, 0x58,
>     +    0x58, 0x58, 0x58, 0x58, 0x08, 0x01, 0x04, 0x09, 0x01, 0x00, 0x0a, 0x01,
>     +    0x00, 0x0c, 0x03, 0x43, 0x4c, 0x53, 0x0d, 0x08, 0x32, 0x30, 0x32, 0x33,
>     +    0x30, 0x35, 0x30, 0x31, 0x0e, 0x03, 0x57, 0x55, 0x53, 0x0f, 0x03, 0x43,
>     +    0x54, 0x48, 0x13, 0x03, 0x42, 0x4d, 0x43, 0xfa, 0x02, 0xef, 0xba,
>     +};
>     +
>       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);
>     @@ -168,3 +215,6 @@ const size_t fby35_bmc_fruid_len = sizeof(fby35_bmc_fruid);
>       const size_t yosemitev2_bmc_fruid_len = sizeof(yosemitev2_bmc_fruid);
>       const size_t rainier_bb_fruid_len = sizeof(rainier_bb_fruid);
>       const size_t rainier_bmc_fruid_len = sizeof(rainier_bmc_fruid);
>     +const size_t montblanc_scm_fruid_len = sizeof(montblanc_scm_fruid);
>     +const size_t montblanc_fcm_fruid_len = sizeof(montblanc_fcm_fruid);
>     +const size_t montblanc_bmc_fruid_len = sizeof(montblanc_bmc_fruid);
>     diff --git a/hw/arm/aspeed_eeprom.h b/hw/arm/aspeed_eeprom.h
>     index bbf9e54365..b8fbdd0734 100644
>     --- a/hw/arm/aspeed_eeprom.h
>     +++ b/hw/arm/aspeed_eeprom.h
>     @@ -27,4 +27,11 @@ extern const size_t rainier_bb_fruid_len;
>       extern const uint8_t rainier_bmc_fruid[];
>       extern const size_t rainier_bmc_fruid_len;
> 
>     +extern const uint8_t montblanc_scm_fruid[];
>     +extern const uint8_t montblanc_fcm_fruid[];
>     +extern const uint8_t montblanc_bmc_fruid[];
>     +extern const size_t montblanc_scm_fruid_len;
>     +extern const size_t montblanc_fcm_fruid_len;
>     +extern const size_t montblanc_bmc_fruid_len;
>     +
>       #endif
>     -- 
>     2.38.5
> 



      reply	other threads:[~2023-07-04 11:17 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-04 10:43 [PATCH qemu v4] aspeed add montblanc bmc reference from fuji ~ssinprem
2023-07-04 10:57 ` Sittisak Sinprem
2023-07-04 11:16   ` Cédric Le Goater [this message]

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