Revert "emu: make memory_share_creator endianness param optional, it is nonsense for byte-width RAM"

This reverts commit cfbffd3215.

src/devices/bus/saitek_osa/maestro.cpp

@@ -51,7 +51,7 @@ saitekosa_maestro_device::saitekosa_maestro_device(const machine_config &mconfig
 	device_t(mconfig, type, tag, owner, clock),
 	device_saitekosa_expansion_interface(mconfig, *this),
 	m_maincpu(*this, "maincpu"),
-	m_banked_ram(*this, "banked_ram", 0x2000),
+	m_banked_ram(*this, "banked_ram", 0x2000, ENDIANNESS_LITTLE),
 	m_rambank(*this, "rambank"),
 	m_rombank(*this, "rombank"),
 	m_extrom(*this, "extrom")

src/emu/devfind.h

@@ -1257,7 +1257,7 @@ public:
 	///   this pointer remains valid until resolution time.
 	/// \param [in] bytes Desired memory share length in bytes.
 	/// \param [in] endianness Desired endianness of the memory share.
-	memory_share_creator(device_t &base, char const *tag, size_t bytes, endianness_t endianness = ENDIANNESS_LITTLE);
+	memory_share_creator(device_t &base, char const *tag, size_t bytes, endianness_t endianness);
 
 	/// \brief Get target memory share base pointer
 	///

src/mame/chess/ave_arb.cpp

@@ -67,7 +67,7 @@ public:
 		m_display(*this, "display"),
 		m_board(*this, "board"),
 		m_via(*this, "via"),
-		m_extram(*this, "extram", 0x800),
+		m_extram(*this, "extram", 0x800, ENDIANNESS_LITTLE),
 		m_dac(*this, "dac"),
 		m_cart(*this, "cartslot"),
 		m_inputs(*this, "IN.%u", 0)

src/mame/chess/tasc.cpp

@@ -82,7 +82,7 @@ public:
 		m_maincpu(*this, "maincpu"),
 		m_rom(*this, "maincpu"),
 		m_ram(*this, "ram"),
-		m_nvram(*this, "nvram", 0x20000),
+		m_nvram(*this, "nvram", 0x20000, ENDIANNESS_LITTLE),
 		m_lcd(*this, "lcd"),
 		m_smartboard(*this, "smartboard"),
 		m_speaker(*this, "speaker"),

src/mame/cxg/sphinx40.cpp

@@ -65,7 +65,7 @@ public:
 	sphinx40_state(const machine_config &mconfig, device_type type, const char *tag) :
 		driver_device(mconfig, type, tag),
 		m_maincpu(*this, "maincpu"),
-		m_nvram(*this, "nvram", 0x800),
+		m_nvram(*this, "nvram", 0x800, ENDIANNESS_BIG),
 		m_pia(*this, "pia"),
 		m_lcd(*this, "lcd"),
 		m_display(*this, "display"),

src/mame/entex/sag.cpp

@@ -8,7 +8,7 @@ Technically, the main unit is the peripheral(buttons, display, speaker, power),
 and the cartridge holds the MCU(processor, ROM, RAM).
 
 Hardware notes:
-- cyan/red VFD Futaba DM-16Z + cyan VFD 9-digit panel Futaba 9-ST-11A 1F
+- cyan/red VFD display Futaba DM-16Z + cyan VFD 9-digit panel Futaba 9-ST-11A 1F
 - 1-bit sound, two 7-button control panels attached to each side
 - edge connector to cartridge, MCU on cartridge (HD38800 or TMS1670)
 

src/mame/hegenerglaser/berlin.cpp

@@ -31,7 +31,7 @@ public:
 	berlin_state(const machine_config &mconfig, device_type type, const char *tag)
 		: driver_device(mconfig, type, tag)
 		, m_maincpu(*this, "maincpu")
-		, m_nvram(*this, "nvram", 0x2000)
+		, m_nvram(*this, "nvram", 0x2000, ENDIANNESS_BIG)
 		, m_board(*this, "board")
 		, m_display(*this, "display")
 		, m_keys(*this, "KEY")

src/mame/hegenerglaser/modular.cpp

@@ -106,7 +106,7 @@ public:
 		driver_device(mconfig, type, tag),
 		m_maincpu(*this, "maincpu"),
 		m_rom(*this, "maincpu"),
-		m_nvram(*this, "nvram", 0x2000),
+		m_nvram(*this, "nvram", 0x2000, ENDIANNESS_BIG),
 		m_board(*this, "board"),
 		m_bav_busy(*this, "bav_busy"),
 		m_fake(*this, "FAKE")

src/mame/hegenerglaser/modular_tm.cpp

@@ -62,7 +62,7 @@ public:
 		m_maincpu(*this, "maincpu"),
 		m_rom(*this, "maincpu"),
 		m_mainram(*this, "mainram"),
-		m_nvram(*this, "nvram", 0x2000),
+		m_nvram(*this, "nvram", 0x2000, ENDIANNESS_BIG),
 		m_disable_bootrom(*this, "disable_bootrom"),
 		m_fake(*this, "FAKE")
 	{ }

src/mame/saitek/stratos.cpp

@@ -72,7 +72,7 @@ class stratos_state : public saitek_stratos_state
 public:
 	stratos_state(const machine_config &mconfig, device_type type, const char *tag) :
 		saitek_stratos_state(mconfig, type, tag),
-		m_banked_nvram(*this, "nvram.u7", 0x2000),
+		m_banked_nvram(*this, "nvram.u7", 0x2000, ENDIANNESS_LITTLE),
 		m_nvrambank(*this, "nvrambank"),
 		m_rombank(*this, "rombank"),
 		m_extrom(*this, "extrom"),