BITS 16
CPU 8086

org 0x7300

PARAMS equ 0x7380
; dw 0: target offset
; dw 2: target segment
; dw 4: number of params
; dw 6: param 0
; ...

_start:
    push bx
    push si
    push di
    push bp
    mov si, PARAMS
    mov bx, 0x6
    xor cx, cx
a1:
    cmp cx, [es:si+4]
    jge a2
    lea ax, [es:si+bx]
    push ax
    add bl, 2
    inc cl
    jmp a1
a2:
    call far [es:si]
    pop bp
    pop di
    pop si
    pop bx
    ret