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Asraelite 2023-10-30 16:41:48 +01:00
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programs/parva/gpu_hello_world_1.lbpasm Normal file
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; CPU version 0.1
; GPU version 0.1 on IO port 1
nop
b _start
characters:
char_H: ; 0
.data 0b000000_100010_100010_111110 0b100010_100010_100010_000000
char_e: ; 1
.data 0b000000_000000_011000_100100 0b111100_100000_011100_000000
char_l: ; 2
.data 0b000000_100000_100000_100000 0b100000_100000_010000_000000
char_o: ; 3
.data 0b000000_000000_011000_100100 0b100100_100100_011000_000000
char_w: ; 4
.data 0b000000_000000_101010_101010 0b101010_101010_010100_000000
char_r: ; 5
.data 0b000000_000000_111000_100000 0b100000_100000_100000_000000
char_d: ; 6
.data 0b000100_011100_100100_100100 0b100100_100100_011100_000000
_start:
li x6, 1 ; x position
li x7, 1 ; y position
sw zero, 0b01_0100_000000(upper) ; gpu clear screen
sd x67, 0b01_0000_000000(upper) ; gpu move cursor
; H
lw x0, 0(char_H)(zero) ; upper 24 pixels
lw x1, 1(char_H)(zero) ; lower 24 pixels
sd x01, 0b01_0010_000000(upper) ; gpu print 6x8 char
addi x6, x6, 6 ; x position += 6
; e
lw x0, 0(char_e)(zero)
lw x1, 1(char_e)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; l
lw x0, 0(char_l)(zero)
lw x1, 1(char_l)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; l
lw x0, 0(char_l)(zero)
lw x1, 1(char_l)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; o
lw x0, 0(char_o)(zero)
lw x1, 1(char_o)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; w
lw x0, 0(char_w)(zero)
lw x1, 1(char_w)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; o
lw x0, 0(char_o)(zero)
lw x1, 1(char_o)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; r
lw x0, 0(char_r)(zero)
lw x1, 1(char_r)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; l
lw x0, 0(char_l)(zero)
lw x1, 1(char_l)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
; d
lw x0, 0(char_d)(zero)
lw x1, 1(char_d)(zero)
sd x01, 0b01_0010_000000(upper)
addi x6, x6, 6
sd x01, 0b01_0011_000000(upper) ; gpu print buffer to screen
wfi