arch/x86/include/mode_switch: Add more wrapper functions

Add a protected mode wrapper function that takes three arguments.
This is already supported by the called assembly code.

Change-Id: Ia8c91eebae17e4ca27e391454c2d130a71c4c9f3
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79756
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

src/cpu/x86/64bit/mode_switch.S

@@ -4,8 +4,8 @@
 .text
 .code64
 	.section ".text.protected_mode_call", "ax", @progbits
-	.globl protected_mode_call_3arg
-protected_mode_call_3arg:
+	.globl protected_mode_call_wrapper
+protected_mode_call_wrapper:
 	/* Preserve registers */
 	push	%rbp
 	push	%rbx