Merge pull request #55 from spicyjpeg/psxmdec

Full MDEC support, C library refactors, cleanups and bugfixes (v0.20)

1 files changed, 0 insertions, 142 deletions

diff --git a/libpsn00b/psxgpu/putdrawenv.s b/libpsn00b/psxgpu/putdrawenv.s
deleted file mode 100644
index c0d5676..0000000
--- a/libpsn00b/psxgpu/putdrawenv.s
+++ /dev/null
@@ -1,142 +0,0 @@
-.set noreorder
-.set noat
-
-.include "hwregs_a.h"
-
-.set DRAW_x,		0		# Drawing area
-.set DRAW_y,		2
-.set DRAW_w,		4
-.set DRAW_h,		6
-.set DRAW_ofx,		8		# Draw offset
-.set DRAW_ofy,		10
-.set DRAW_tx,		12		# Texture window
-.set DRAW_ty,		14
-.set DRAW_tw,		16
-.set DRAW_th,		18
-.set DRAW_tpage,	20		# TPage values
-.set DRAW_dtd,		22
-.set DRAW_dfe,		23
-.set DRAW_isbg,		24		# Clear draw area
-.set DRAW_r0,		25
-.set DRAW_g0,		26
-.set DRAW_b0,		27
-.set DRAW_env,		28
-
-
-.section .text
-
-.global PutDrawEnv
-.type PutDrawEnv, @function
-PutDrawEnv:
-	addiu	$sp, -4
-	sw		$ra, 0($sp)
-
-	addiu	$a1, $a0, DRAW_env
-
-	li		$v0, 0x04ffffff				# Packet header (length+terminator)
-	sw		$v0, 0($a1)
-
-	lhu		$v0, DRAW_x($a0)			# Set draw area top-left
-	lhu		$v1, DRAW_y($a0)
-	andi	$v0, 0x3ff
-	andi	$v1, 0x1ff
-	sll		$v1, 10
-	or		$v0, $v1
-	lui		$v1, 0xe300
-	or		$v0, $v1
-	sw		$v0, 4($a1)					# 1
-
-	.set noat
-
-	lhu		$v0, DRAW_w($a0)			# Set draw area bottom-right
-	lhu		$at, DRAW_x($a0)
-	addiu	$v0, -1
-	addu	$at, $v0
-	andi	$at, 0x3ff
-	lhu		$v1, DRAW_h($a0)
-	lhu		$v0, DRAW_y($a0)
-	addiu	$v1, -1
-	addu	$v0, $v1
-	andi	$v0, 0x1ff
-	sll		$v0, 10
-	or		$at, $v0
-	lui		$v0, 0xe400
-	or		$at, $v0
-	sw		$at, 8($a1)					# 2
-
-	lhu		$v0, DRAW_x($a0)			# Set drawing offset
-	lhu		$v1, DRAW_ofx($a0)
-	nop
-	add		$v0, $v1
-	andi	$at, $v0, 0x7ff
-	lhu		$v0, DRAW_y($a0)
-	lhu		$v1, DRAW_ofy($a0)
-	nop
-	add		$v0, $v1
-	andi	$v0, 0x7ff
-	sll		$v0, 11
-	or		$at, $v0
-	lui		$v0, 0xe500
-	or		$at, $v0
-	sw		$at, 12($a1)				# 3
-
-	lhu		$at, DRAW_tpage($a0)		# Set tpage
-	lbu		$v0, DRAW_dtd($a0)
-	lbu		$v1, DRAW_dfe($a0)
-	andi	$v0, 1
-	and		$v1, 1
-	sll		$v0, 9
-	sll		$v1, 10
-	or		$at, $v0
-	or		$at, $v1
-	lui		$v0, 0xe100
-	or		$at, $v0
-	sw		$at, 16($a1)				# 4
-
-	.set at
-
-	lbu		$v0, DRAW_isbg($a0)
-	nop
-	beqz	$v0, .Lno_fillVRAM
-	nop
-
-	lw		$v0, DRAW_isbg($a0)			# FillVRAM
-	lui		$v1, 0x0200
-	srl		$v0, 8
-	or		$v0, $v1
-	sw		$v0, 20($a1)				# 5
-	lw		$v0, DRAW_x($a0)
-	lw		$v1, DRAW_w($a0)
-	sw		$v0, 24($a1)				# 6
-
-	srl		$v0, $v1, 16				# Workaround as rectangle primitives
-	blt		$v0, 511, .Lno_overflow		# don't accept a height of 512
-	nop
-
-	li		$v0, 511
-	sll		$v0, 16
-	andi	$v1, 0xffff
-	or		$v1, $v0
-
-.Lno_overflow:
-	sw		$v1, 28($a1)				# 7
-	li		$v0, 0x07ffffff				# Packet header (length+terminator)
-	sw		$v0, 0($a1)
-
-.Lno_fillVRAM:
-
-.Lgpu_wait:								# Wait for GPU to become ready for commands and DMA
-	jal		ReadGPUstat
-	nop
-	srl		$v0, 26
-	andi	$v0, 1
-	beqz	$v0, .Lgpu_wait
-	nop
-
-	jal		DrawOTag
-	move	$a0, $a1
-
-	lw		$ra, 0($sp)
-	addiu	$sp, 4
-	jr		$ra
-	nop