diff --git a/hw/sd/sdmmc-internal.h b/hw/sd/sdmmc-internal.h
index 306ffa7f53..20d85aea6d 100644
--- a/hw/sd/sdmmc-internal.h
+++ b/hw/sd/sdmmc-internal.h
@@ -108,30 +108,4 @@
 #define EXT_CSD_PART_CONFIG_EN_BOOT0    (0x1 << 3)
 #define EXT_CSD_PART_CONFIG_EN_USER     (0x7 << 3)
 
-#define SDMMC_CMD_MAX 64
-
-/**
- * sd_cmd_name:
- * @cmd: A SD "normal" command, up to SDMMC_CMD_MAX.
- *
- * Returns a human-readable name describing the command.
- * The return value is always a static string which does not need
- * to be freed after use.
- *
- * Returns: The command name of @cmd or "UNKNOWN_CMD".
- */
-const char *sd_cmd_name(uint8_t cmd);
-
-/**
- * sd_acmd_name:
- * @cmd: A SD "Application-Specific" command, up to SDMMC_CMD_MAX.
- *
- * Returns a human-readable name describing the application command.
- * The return value is always a static string which does not need
- * to be freed after use.
- *
- * Returns: The application command name of @cmd or "UNKNOWN_ACMD".
- */
-const char *sd_acmd_name(uint8_t cmd);
-
 #endif
diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index f9708064d0..93a4a4e1b4 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -88,6 +88,8 @@ enum SDCardStates {
     sd_disconnect_state     = 8,
 };
 
+#define SDMMC_CMD_MAX 64
+
 typedef sd_rsp_type_t (*sd_cmd_handler)(SDState *sd, SDRequest req);
 
 typedef struct SDProto {
@@ -231,6 +233,66 @@ static const char *sd_response_name(sd_rsp_type_t rsp)
     return response_name[rsp];
 }
 
+static const char *sd_cmd_name(uint8_t cmd)
+{
+    static const char *cmd_abbrev[SDMMC_CMD_MAX] = {
+         [0]    = "GO_IDLE_STATE",           [1]    = "SEND_OP_COND",
+         [2]    = "ALL_SEND_CID",            [3]    = "SEND_RELATIVE_ADDR",
+         [4]    = "SET_DSR",                 [5]    = "IO_SEND_OP_COND",
+         [6]    = "SWITCH_FUNC",             [7]    = "SELECT/DESELECT_CARD",
+         [8]    = "SEND_IF_COND",            [9]    = "SEND_CSD",
+        [10]    = "SEND_CID",               [11]    = "VOLTAGE_SWITCH",
+        [12]    = "STOP_TRANSMISSION",      [13]    = "SEND_STATUS",
+                                            [15]    = "GO_INACTIVE_STATE",
+        [16]    = "SET_BLOCKLEN",           [17]    = "READ_SINGLE_BLOCK",
+        [18]    = "READ_MULTIPLE_BLOCK",    [19]    = "SEND_TUNING_BLOCK",
+        [20]    = "SPEED_CLASS_CONTROL",    [21]    = "DPS_spec",
+                                            [23]    = "SET_BLOCK_COUNT",
+        [24]    = "WRITE_BLOCK",            [25]    = "WRITE_MULTIPLE_BLOCK",
+        [26]    = "MANUF_RSVD",             [27]    = "PROGRAM_CSD",
+        [28]    = "SET_WRITE_PROT",         [29]    = "CLR_WRITE_PROT",
+        [30]    = "SEND_WRITE_PROT",
+        [32]    = "ERASE_WR_BLK_START",     [33]    = "ERASE_WR_BLK_END",
+        [34]    = "SW_FUNC_RSVD",           [35]    = "SW_FUNC_RSVD",
+        [36]    = "SW_FUNC_RSVD",           [37]    = "SW_FUNC_RSVD",
+        [38]    = "ERASE",
+        [40]    = "DPS_spec",
+        [42]    = "LOCK_UNLOCK",            [43]    = "Q_MANAGEMENT",
+        [44]    = "Q_TASK_INFO_A",          [45]    = "Q_TASK_INFO_B",
+        [46]    = "Q_RD_TASK",              [47]    = "Q_WR_TASK",
+        [48]    = "READ_EXTR_SINGLE",       [49]    = "WRITE_EXTR_SINGLE",
+        [50]    = "SW_FUNC_RSVD",
+        [52]    = "IO_RW_DIRECT",           [53]    = "IO_RW_EXTENDED",
+        [54]    = "SDIO_RSVD",              [55]    = "APP_CMD",
+        [56]    = "GEN_CMD",                [57]    = "SW_FUNC_RSVD",
+        [58]    = "READ_EXTR_MULTI",        [59]    = "WRITE_EXTR_MULTI",
+        [60]    = "MANUF_RSVD",             [61]    = "MANUF_RSVD",
+        [62]    = "MANUF_RSVD",             [63]    = "MANUF_RSVD",
+    };
+    return cmd_abbrev[cmd] ? cmd_abbrev[cmd] : "UNKNOWN_CMD";
+}
+
+static const char *sd_acmd_name(uint8_t cmd)
+{
+    static const char *acmd_abbrev[SDMMC_CMD_MAX] = {
+         [6] = "SET_BUS_WIDTH",
+        [13] = "SD_STATUS",
+        [14] = "DPS_spec",                  [15] = "DPS_spec",
+        [16] = "DPS_spec",
+        [18] = "SECU_spec",
+        [22] = "SEND_NUM_WR_BLOCKS",        [23] = "SET_WR_BLK_ERASE_COUNT",
+        [41] = "SD_SEND_OP_COND",
+        [42] = "SET_CLR_CARD_DETECT",
+        [51] = "SEND_SCR",
+        [52] = "SECU_spec",                 [53] = "SECU_spec",
+        [54] = "SECU_spec",
+        [56] = "SECU_spec",                 [57] = "SECU_spec",
+        [58] = "SECU_spec",                 [59] = "SECU_spec",
+    };
+
+    return acmd_abbrev[cmd] ? acmd_abbrev[cmd] : "UNKNOWN_ACMD";
+}
+
 static uint8_t sd_get_dat_lines(SDState *sd)
 {
     return sd->enable ? sd->dat_lines : 0;
diff --git a/hw/sd/sdmmc-internal.c b/hw/sd/sdmmc-internal.c
deleted file mode 100644
index c1d5508ae6..0000000000
--- a/hw/sd/sdmmc-internal.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * SD/MMC cards common helpers
- *
- * Copyright (c) 2018  Philippe Mathieu-Daudé <f4bug@amsat.org>
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#include "qemu/osdep.h"
-#include "sdmmc-internal.h"
-
-const char *sd_cmd_name(uint8_t cmd)
-{
-    static const char *cmd_abbrev[SDMMC_CMD_MAX] = {
-         [0]    = "GO_IDLE_STATE",           [1]    = "SEND_OP_COND",
-         [2]    = "ALL_SEND_CID",            [3]    = "SEND_RELATIVE_ADDR",
-         [4]    = "SET_DSR",                 [5]    = "IO_SEND_OP_COND",
-         [6]    = "SWITCH_FUNC",             [7]    = "SELECT/DESELECT_CARD",
-         [8]    = "SEND_IF_COND",            [9]    = "SEND_CSD",
-        [10]    = "SEND_CID",               [11]    = "VOLTAGE_SWITCH",
-        [12]    = "STOP_TRANSMISSION",      [13]    = "SEND_STATUS",
-                                            [15]    = "GO_INACTIVE_STATE",
-        [16]    = "SET_BLOCKLEN",           [17]    = "READ_SINGLE_BLOCK",
-        [18]    = "READ_MULTIPLE_BLOCK",    [19]    = "SEND_TUNING_BLOCK",
-        [20]    = "SPEED_CLASS_CONTROL",    [21]    = "DPS_spec",
-                                            [23]    = "SET_BLOCK_COUNT",
-        [24]    = "WRITE_BLOCK",            [25]    = "WRITE_MULTIPLE_BLOCK",
-        [26]    = "MANUF_RSVD",             [27]    = "PROGRAM_CSD",
-        [28]    = "SET_WRITE_PROT",         [29]    = "CLR_WRITE_PROT",
-        [30]    = "SEND_WRITE_PROT",
-        [32]    = "ERASE_WR_BLK_START",     [33]    = "ERASE_WR_BLK_END",
-        [34]    = "SW_FUNC_RSVD",           [35]    = "SW_FUNC_RSVD",
-        [36]    = "SW_FUNC_RSVD",           [37]    = "SW_FUNC_RSVD",
-        [38]    = "ERASE",
-        [40]    = "DPS_spec",
-        [42]    = "LOCK_UNLOCK",            [43]    = "Q_MANAGEMENT",
-        [44]    = "Q_TASK_INFO_A",          [45]    = "Q_TASK_INFO_B",
-        [46]    = "Q_RD_TASK",              [47]    = "Q_WR_TASK",
-        [48]    = "READ_EXTR_SINGLE",       [49]    = "WRITE_EXTR_SINGLE",
-        [50]    = "SW_FUNC_RSVD",
-        [52]    = "IO_RW_DIRECT",           [53]    = "IO_RW_EXTENDED",
-        [54]    = "SDIO_RSVD",              [55]    = "APP_CMD",
-        [56]    = "GEN_CMD",                [57]    = "SW_FUNC_RSVD",
-        [58]    = "READ_EXTR_MULTI",        [59]    = "WRITE_EXTR_MULTI",
-        [60]    = "MANUF_RSVD",             [61]    = "MANUF_RSVD",
-        [62]    = "MANUF_RSVD",             [63]    = "MANUF_RSVD",
-    };
-    return cmd_abbrev[cmd] ? cmd_abbrev[cmd] : "UNKNOWN_CMD";
-}
-
-const char *sd_acmd_name(uint8_t cmd)
-{
-    static const char *acmd_abbrev[SDMMC_CMD_MAX] = {
-         [6] = "SET_BUS_WIDTH",
-        [13] = "SD_STATUS",
-        [14] = "DPS_spec",                  [15] = "DPS_spec",
-        [16] = "DPS_spec",
-        [18] = "SECU_spec",
-        [22] = "SEND_NUM_WR_BLOCKS",        [23] = "SET_WR_BLK_ERASE_COUNT",
-        [41] = "SD_SEND_OP_COND",
-        [42] = "SET_CLR_CARD_DETECT",
-        [51] = "SEND_SCR",
-        [52] = "SECU_spec",                 [53] = "SECU_spec",
-        [54] = "SECU_spec",
-        [56] = "SECU_spec",                 [57] = "SECU_spec",
-        [58] = "SECU_spec",                 [59] = "SECU_spec",
-    };
-
-    return acmd_abbrev[cmd] ? acmd_abbrev[cmd] : "UNKNOWN_ACMD";
-}
diff --git a/hw/sd/meson.build b/hw/sd/meson.build
index abfac9e461..bbb75af0c9 100644
--- a/hw/sd/meson.build
+++ b/hw/sd/meson.build
@@ -1,5 +1,5 @@
 system_ss.add(when: 'CONFIG_PL181', if_true: files('pl181.c'))
-system_ss.add(when: 'CONFIG_SD', if_true: files('sd.c', 'core.c', 'sdmmc-internal.c'))
+system_ss.add(when: 'CONFIG_SD', if_true: files('sd.c', 'core.c'))
 system_ss.add(when: 'CONFIG_SDHCI', if_true: files('sdhci.c'))
 system_ss.add(when: 'CONFIG_SDHCI_PCI', if_true: files('sdhci-pci.c'))
 system_ss.add(when: 'CONFIG_SSI_SD', if_true: files('ssi-sd.c'))
