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charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-pl1-x62d.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1653941175563100001 From: C=C3=A9dric Le Goater The parameters mimick a real 4GB eMMC, but it can be set to various sizes. Initially from Vincent Palatin Signed-off-by: C=C3=A9dric Le Goater [PMD: Remove CMD8 (SEND_EXT_CSD) case in sd_read_byte()] Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/sd/sd.c | 101 ++++++++++++++++++++++++++++++++++++++++- hw/sd/sdmmc-internal.h | 97 +++++++++++++++++++++++++++++++++++++++ include/hw/sd/sd.h | 1 + 3 files changed, 198 insertions(+), 1 deletion(-) diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 907d4f5760..6722003cda 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -142,6 +142,7 @@ struct SDState { uint64_t data_start; uint32_t data_offset; uint8_t data[512]; + uint8_t ext_csd[512]; qemu_irq readonly_cb; qemu_irq inserted_cb; QEMUTimer *ocr_power_timer; @@ -408,8 +409,85 @@ static const uint8_t sd_csd_rw_mask[16] =3D { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0xfe, }; =20 +static void mmc_set_ext_csd(SDState *sd, uint64_t size) +{ + uint32_t sectcount =3D size >> HWBLOCK_SHIFT; + + memset(sd->ext_csd, 0, sizeof(sd->ext_csd)); + + sd->ext_csd[EXT_CSD_S_CMD_SET] =3D 0x1; /* supported command sets */ + sd->ext_csd[EXT_CSD_HPI_FEATURES] =3D 0x3; /* HPI features */ + sd->ext_csd[EXT_CSD_BKOPS_SUPPORT] =3D 0x1; /* Background operations */ + sd->ext_csd[241] =3D 0xA; /* 1st initialization time after partitionin= g */ + sd->ext_csd[EXT_CSD_TRIM_MULT] =3D 0x1; /* Trim multiplier */ + sd->ext_csd[EXT_CSD_SEC_FEATURE_SUPPORT] =3D 0x15; /* Secure feature */ + sd->ext_csd[EXT_CSD_SEC_ERASE_MULT] =3D 0x96; /* Secure erase support = */ + sd->ext_csd[EXT_CSD_SEC_TRIM_MULT] =3D 0x96; /* Secure TRIM multiplier= */ + sd->ext_csd[EXT_CSD_BOOT_INFO] =3D 0x7; /* Boot information */ + sd->ext_csd[EXT_CSD_BOOT_MULT] =3D 0x8; /* Boot partition size. 128KB = unit */ + sd->ext_csd[EXT_CSD_ACC_SIZE] =3D 0x6; /* Access size */ + sd->ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE] =3D 0x4; /* HC Erase unit size = */ + sd->ext_csd[EXT_CSD_ERASE_TIMEOUT_MULT] =3D 0x1; /* HC erase timeout */ + sd->ext_csd[EXT_CSD_REL_WR_SEC_C] =3D 0x1; /* Reliable write sector co= unt */ + sd->ext_csd[EXT_CSD_HC_WP_GRP_SIZE] =3D 0x4; /* HC write protect group= size */ + sd->ext_csd[EXT_CSD_S_C_VCC] =3D 0x8; /* Sleep current VCC */ + sd->ext_csd[EXT_CSD_S_C_VCCQ] =3D 0x7; /* Sleep current VCCQ */ + sd->ext_csd[EXT_CSD_S_A_TIMEOUT] =3D 0x11; /* Sleep/Awake timeout */ + sd->ext_csd[215] =3D (sectcount >> 24) & 0xff; /* Sector count */ + sd->ext_csd[214] =3D (sectcount >> 16) & 0xff; /* ... */ + sd->ext_csd[213] =3D (sectcount >> 8) & 0xff; /* ... */ + sd->ext_csd[EXT_CSD_SEC_CNT] =3D (sectcount & 0xff); /* ... */ + sd->ext_csd[210] =3D 0xa; /* Min write perf for 8bit@52Mhz */ + sd->ext_csd[209] =3D 0xa; /* Min read perf for 8bit@52Mhz */ + sd->ext_csd[208] =3D 0xa; /* Min write perf for 4bit@52Mhz */ + sd->ext_csd[207] =3D 0xa; /* Min read perf for 4bit@52Mhz */ + sd->ext_csd[206] =3D 0xa; /* Min write perf for 4bit@26Mhz */ + sd->ext_csd[205] =3D 0xa; /* Min read perf for 4bit@26Mhz */ + sd->ext_csd[EXT_CSD_PART_SWITCH_TIME] =3D 0x1; + sd->ext_csd[EXT_CSD_OUT_OF_INTERRUPT_TIME] =3D 0x1; + sd->ext_csd[EXT_CSD_CARD_TYPE] =3D 0x7; + sd->ext_csd[EXT_CSD_STRUCTURE] =3D 0x2; + sd->ext_csd[EXT_CSD_REV] =3D 0x5; + sd->ext_csd[EXT_CSD_RPMB_MULT] =3D 0x1; /* RPMB size */ + sd->ext_csd[EXT_CSD_PARTITION_SUPPORT] =3D 0x3; + sd->ext_csd[159] =3D 0x00; /* Max enhanced area size */ + sd->ext_csd[158] =3D 0x00; /* ... */ + sd->ext_csd[157] =3D 0xEC; /* ... */ +} + +static void sd_emmc_set_csd(SDState *sd, uint64_t size) +{ + sd->csd[0] =3D 0xd0; + sd->csd[1] =3D 0x0f; + sd->csd[2] =3D 0x00; + sd->csd[3] =3D 0x32; + sd->csd[4] =3D 0x0f; + if (size <=3D 2 * GiB) { + /* use 1k blocks */ + uint32_t csize1k =3D (size >> (CMULT_SHIFT + 10)) - 1; + sd->csd[5] =3D 0x5a; + sd->csd[6] =3D 0x80 | ((csize1k >> 10) & 0xf); + sd->csd[7] =3D (csize1k >> 2) & 0xff; + } else { /* >=3D 2GB : size stored in ext CSD, block addressing */ + sd->csd[5] =3D 0x59; + sd->csd[6] =3D 0x8f; + sd->csd[7] =3D 0xff; + sd->ocr =3D FIELD_DP32(sd->ocr, OCR, CARD_CAPACITY, 1); + } + sd->csd[8] =3D 0xff; + sd->csd[9] =3D 0xff; + sd->csd[10] =3D 0xf7; + sd->csd[11] =3D 0xfe; + sd->csd[12] =3D 0x49; + sd->csd[13] =3D 0x10; + sd->csd[14] =3D 0x00; + sd->csd[15] =3D (sd_crc7(sd->csd, 15) << 1) | 1; + mmc_set_ext_csd(sd, size); +} + static void sd_set_csd(SDState *sd, uint64_t size) { + SDCardClass *sc =3D SD_CARD_GET_CLASS(sd); int hwblock_shift =3D HWBLOCK_SHIFT; uint32_t csize; uint32_t sectsize =3D (1 << (SECTOR_SHIFT + 1)) - 1; @@ -421,7 +499,9 @@ static void sd_set_csd(SDState *sd, uint64_t size) } csize =3D (size >> (CMULT_SHIFT + hwblock_shift)) - 1; =20 - if (size <=3D SDSC_MAX_CAPACITY) { /* Standard Capacity SD */ + if (sc->set_csd) { + sc->set_csd(sd, size); + } else if (size <=3D SDSC_MAX_CAPACITY) { /* Standard Capacity SD */ sd->csd[0] =3D 0x00; /* CSD structure */ sd->csd[1] =3D 0x26; /* Data read access-time-1 */ sd->csd[2] =3D 0x00; /* Data read access-time-2 */ @@ -2279,6 +2359,23 @@ static sd_rsp_type_t sd_emmc_cmd_ALL_SEND_CID(SDStat= e *sd, SDRequest req) return sd_r2_i; } =20 +static sd_rsp_type_t sd_emmc_cmd_SEND_EXT_CSD(SDState *sd, SDRequest req) +{ + uint64_t addr =3D (sd->ocr & (1 << 30)) ? (uint64_t) req.arg << 9 : re= q.arg; + + switch (sd->state) { + case sd_transfer_state: + /* MMC : Sends the EXT_CSD register as a Block of data */ + sd->state =3D sd_sendingdata_state; + memcpy(sd->data, sd->ext_csd, sizeof(sd->ext_csd)); + sd->data_start =3D addr; + sd->data_offset =3D 0; + return sd_r1; + default: + return sd_invalid_state_for_cmd(sd, req); + } +} + static sd_rsp_type_t sd_emmc_cmd_APP_CMD(SDState *sd, SDRequest req) { return sd_r0; @@ -2317,6 +2414,7 @@ static const SDProto sd_proto_emmc =3D { [3] =3D sd_emmc_cmd_SEND_RELATIVE_ADDR, [5] =3D sd_cmd_illegal, [6] =3D sd_emmc_cmd_SWITCH_FUNCTION, + [8] =3D sd_emmc_cmd_SEND_EXT_CSD, [19] =3D sd_cmd_SEND_TUNING_BLOCK, [21] =3D sd_emmc_cmd_SEND_TUNING_BLOCK, [41] =3D sd_cmd_illegal, @@ -2465,6 +2563,7 @@ static void emmc_class_init(ObjectClass *klass, void = *data) dc->desc =3D "eMMC"; dc->realize =3D emmc_realize; sc->proto =3D &sd_proto_emmc; + sc->set_csd =3D sd_emmc_set_csd; } =20 static const TypeInfo emmc_info =3D { diff --git a/hw/sd/sdmmc-internal.h b/hw/sd/sdmmc-internal.h index d8bf17d204..2b98f117cd 100644 --- a/hw/sd/sdmmc-internal.h +++ b/hw/sd/sdmmc-internal.h @@ -37,4 +37,101 @@ const char *sd_cmd_name(uint8_t cmd); */ const char *sd_acmd_name(uint8_t cmd); =20 +/* + * EXT_CSD fields + */ + +#define EXT_CSD_CMDQ_MODE_EN 15 /* R/W */ +#define EXT_CSD_FLUSH_CACHE 32 /* W */ +#define EXT_CSD_CACHE_CTRL 33 /* R/W */ +#define EXT_CSD_POWER_OFF_NOTIFICATION 34 /* R/W */ +#define EXT_CSD_PACKED_FAILURE_INDEX 35 /* RO */ +#define EXT_CSD_PACKED_CMD_STATUS 36 /* RO */ +#define EXT_CSD_EXP_EVENTS_STATUS 54 /* RO, 2 bytes */ +#define EXT_CSD_EXP_EVENTS_CTRL 56 /* R/W, 2 bytes */ +#define EXT_CSD_DATA_SECTOR_SIZE 61 /* R */ +#define EXT_CSD_GP_SIZE_MULT 143 /* R/W */ +#define EXT_CSD_PARTITION_SETTING_COMPLETED 155 /* R/W */ +#define EXT_CSD_PARTITION_ATTRIBUTE 156 /* R/W */ +#define EXT_CSD_PARTITION_SUPPORT 160 /* RO */ +#define EXT_CSD_HPI_MGMT 161 /* R/W */ +#define EXT_CSD_RST_N_FUNCTION 162 /* R/W */ +#define EXT_CSD_BKOPS_EN 163 /* R/W */ +#define EXT_CSD_BKOPS_START 164 /* W */ +#define EXT_CSD_SANITIZE_START 165 /* W */ +#define EXT_CSD_WR_REL_PARAM 166 /* RO */ +#define EXT_CSD_RPMB_MULT 168 /* RO */ +#define EXT_CSD_FW_CONFIG 169 /* R/W */ +#define EXT_CSD_BOOT_WP 173 /* R/W */ +#define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */ +#define EXT_CSD_PART_CONFIG 179 /* R/W */ +#define EXT_CSD_ERASED_MEM_CONT 181 /* RO */ +#define EXT_CSD_BUS_WIDTH 183 /* R/W */ +#define EXT_CSD_STROBE_SUPPORT 184 /* RO */ +#define EXT_CSD_HS_TIMING 185 /* R/W */ +#define EXT_CSD_POWER_CLASS 187 /* R/W */ +#define EXT_CSD_REV 192 /* RO */ +#define EXT_CSD_STRUCTURE 194 /* RO */ +#define EXT_CSD_CARD_TYPE 196 /* RO */ +#define EXT_CSD_DRIVER_STRENGTH 197 /* RO */ +#define EXT_CSD_OUT_OF_INTERRUPT_TIME 198 /* RO */ +#define EXT_CSD_PART_SWITCH_TIME 199 /* RO */ +#define EXT_CSD_PWR_CL_52_195 200 /* RO */ +#define EXT_CSD_PWR_CL_26_195 201 /* RO */ +#define EXT_CSD_PWR_CL_52_360 202 /* RO */ +#define EXT_CSD_PWR_CL_26_360 203 /* RO */ +#define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ +#define EXT_CSD_S_A_TIMEOUT 217 /* RO */ +#define EXT_CSD_S_C_VCCQ 219 /* RO */ +#define EXT_CSD_S_C_VCC 220 /* RO */ +#define EXT_CSD_REL_WR_SEC_C 222 /* RO */ +#define EXT_CSD_HC_WP_GRP_SIZE 221 /* RO */ +#define EXT_CSD_ERASE_TIMEOUT_MULT 223 /* RO */ +#define EXT_CSD_HC_ERASE_GRP_SIZE 224 /* RO */ +#define EXT_CSD_ACC_SIZE 225 /* RO */ +#define EXT_CSD_BOOT_MULT 226 /* RO */ +#define EXT_CSD_BOOT_INFO 228 /* RO */ +#define EXT_CSD_SEC_TRIM_MULT 229 /* RO */ +#define EXT_CSD_SEC_ERASE_MULT 230 /* RO */ +#define EXT_CSD_SEC_FEATURE_SUPPORT 231 /* RO */ +#define EXT_CSD_TRIM_MULT 232 /* RO */ +#define EXT_CSD_PWR_CL_200_195 236 /* RO */ +#define EXT_CSD_PWR_CL_200_360 237 /* RO */ +#define EXT_CSD_PWR_CL_DDR_52_195 238 /* RO */ +#define EXT_CSD_PWR_CL_DDR_52_360 239 /* RO */ +#define EXT_CSD_BKOPS_STATUS 246 /* RO */ +#define EXT_CSD_POWER_OFF_LONG_TIME 247 /* RO */ +#define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ +#define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ +#define EXT_CSD_PWR_CL_DDR_200_360 253 /* RO */ +#define EXT_CSD_FIRMWARE_VERSION 254 /* RO, 8 bytes */ +#define EXT_CSD_PRE_EOL_INFO 267 /* RO */ +#define EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_A 268 /* RO */ +#define EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_B 269 /* RO */ +#define EXT_CSD_CMDQ_DEPTH 307 /* RO */ +#define EXT_CSD_CMDQ_SUPPORT 308 /* RO */ +#define EXT_CSD_SUPPORTED_MODE 493 /* RO */ +#define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */ +#define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */ +#define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */ +#define EXT_CSD_MAX_PACKED_READS 501 /* RO */ +#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */ +#define EXT_CSD_HPI_FEATURES 503 /* RO */ +#define EXT_CSD_S_CMD_SET 504 /* RO */ + +/* + * EXT_CSD field definitions + */ + +#define EXT_CSD_WR_REL_PARAM_EN (1 << 2) +#define EXT_CSD_WR_REL_PARAM_EN_RPMB_REL_WR (1 << 4) + +#define EXT_CSD_PART_CONFIG_ACC_MASK (0x7) +#define EXT_CSD_PART_CONFIG_ACC_DEFAULT (0x0) +#define EXT_CSD_PART_CONFIG_ACC_BOOT0 (0x1) + +#define EXT_CSD_PART_CONFIG_EN_MASK (0x7 << 3) +#define EXT_CSD_PART_CONFIG_EN_BOOT0 (0x1 << 3) +#define EXT_CSD_PART_CONFIG_EN_USER (0x7 << 3) + #endif diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h index e52436b7a5..8a0f2e75da 100644 --- a/include/hw/sd/sd.h +++ b/include/hw/sd/sd.h @@ -129,6 +129,7 @@ struct SDCardClass { bool (*get_readonly)(SDState *sd); =20 const struct SDProto *proto; + void (*set_csd)(SDState *sd, uint64_t size); }; =20 #define TYPE_SD_BUS "sd-bus" --=20 2.36.1