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-rw-r--r--sound/oss/vidc_fill.S218
1 files changed, 0 insertions, 218 deletions
diff --git a/sound/oss/vidc_fill.S b/sound/oss/vidc_fill.S
deleted file mode 100644
index bed34921d176..000000000000
--- a/sound/oss/vidc_fill.S
+++ /dev/null
@@ -1,218 +0,0 @@
-/*
- * linux/drivers/sound/vidc_fill.S
- *
- * Copyright (C) 1997 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Filler routines for DMA buffers
- */
-#include <linux/linkage.h>
-#include <asm/assembler.h>
-#include <mach/hardware.h>
-#include <asm/hardware/iomd.h>
-
- .text
-
-ENTRY(vidc_fill_1x8_u)
- mov ip, #0xff00
-1: cmp r0, r1
- bge vidc_clear
- ldrb r4, [r0], #1
- eor r4, r4, #0x80
- and r4, ip, r4, lsl #8
- orr r4, r4, r4, lsl #16
- str r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_2x8_u)
- mov ip, #0xff00
-1: cmp r0, r1
- bge vidc_clear
- ldr r4, [r0], #2
- and r5, r4, ip
- and r4, ip, r4, lsl #8
- orr r4, r4, r5, lsl #16
- orr r4, r4, r4, lsr #8
- str r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_1x8_s)
- mov ip, #0xff00
-1: cmp r0, r1
- bge vidc_clear
- ldrb r4, [r0], #1
- and r4, ip, r4, lsl #8
- orr r4, r4, r4, lsl #16
- str r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_2x8_s)
- mov ip, #0xff00
-1: cmp r0, r1
- bge vidc_clear
- ldr r4, [r0], #2
- and r5, r4, ip
- and r4, ip, r4, lsl #8
- orr r4, r4, r5, lsl #16
- orr r4, r4, r4, lsr #8
- str r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_1x16_s)
- mov ip, #0xff00
- orr ip, ip, ip, lsr #8
-1: cmp r0, r1
- bge vidc_clear
- ldr r5, [r0], #2
- and r4, r5, ip
- orr r4, r4, r4, lsl #16
- str r4, [r2], #4
- cmp r0, r1
- addlt r0, r0, #2
- andlt r4, r5, ip, lsl #16
- orrlt r4, r4, r4, lsr #16
- strlt r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_2x16_s)
- mov ip, #0xff00
- orr ip, ip, ip, lsr #8
-1: cmp r0, r1
- bge vidc_clear
- ldr r4, [r0], #4
- str r4, [r2], #4
- cmp r0, r1
- ldrlt r4, [r0], #4
- strlt r4, [r2], #4
- cmp r2, r3
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_fill_noaudio)
- mov r0, #0
- mov r1, #0
-2: mov r4, #0
- mov r5, #0
-1: cmp r2, r3
- stmltia r2!, {r0, r1, r4, r5}
- blt 1b
- mov pc, lr
-
-ENTRY(vidc_clear)
- mov r0, #0
- mov r1, #0
- tst r2, #4
- str r0, [r2], #4
- tst r2, #8
- stmia r2!, {r0, r1}
- b 2b
-
-/*
- * Call filler routines with:
- * r0 = phys address
- * r1 = phys end
- * r2 = buffer
- * Returns:
- * r0 = new buffer address
- * r2 = new buffer finish
- * r4 = corrupted
- * r5 = corrupted
- * ip = corrupted
- */
-
-ENTRY(vidc_sound_dma_irq)
- stmfd sp!, {r4 - r8, lr}
- ldr r8, =dma_start
- ldmia r8, {r0, r1, r2, r3, r4, r5}
- teq r1, #0
- adreq r4, vidc_fill_noaudio
- moveq r7, #1 << 31
- movne r7, #0
- mov ip, #IOMD_BASE & 0xff000000
- orr ip, ip, #IOMD_BASE & 0x00ff0000
- ldrb r6, [ip, #IOMD_SD0ST]
- tst r6, #DMA_ST_OFL @ Check for overrun
- eorne r6, r6, #DMA_ST_AB
- tst r6, #DMA_ST_AB
- moveq r2, r3 @ DMAing A, update B
- add r3, r2, r5 @ End of DMA buffer
- add r1, r1, r0 @ End of virtual DMA buffer
- mov lr, pc
- mov pc, r4 @ Call fill routine (uses r4, ip)
- sub r1, r1, r0 @ Remaining length
- stmia r8, {r0, r1}
- mov r0, #0
- tst r2, #4 @ Round buffer up to 4 words
- strne r0, [r2], #4
- tst r2, #8
- strne r0, [r2], #4
- strne r0, [r2], #4
- sub r2, r2, #16
- mov r2, r2, lsl #20
- movs r2, r2, lsr #20
- orreq r2, r2, #1 << 30 @ Set L bit
- orr r2, r2, r7
- ldmdb r8, {r3, r4, r5}
- tst r6, #DMA_ST_AB
- mov ip, #IOMD_BASE & 0xff000000
- orr ip, ip, #IOMD_BASE & 0x00ff0000
- streq r4, [ip, #IOMD_SD0CURB]
- strne r5, [ip, #IOMD_SD0CURA]
- streq r2, [ip, #IOMD_SD0ENDB]
- strne r2, [ip, #IOMD_SD0ENDA]
- ldr lr, [ip, #IOMD_SD0ST]
- tst lr, #DMA_ST_OFL
- bne 1f
- tst r6, #DMA_ST_AB
- strne r4, [ip, #IOMD_SD0CURB]
- streq r5, [ip, #IOMD_SD0CURA]
- strne r2, [ip, #IOMD_SD0ENDB]
- streq r2, [ip, #IOMD_SD0ENDA]
-1: teq r7, #0
- mov r0, #0x10
- strneb r0, [ip, #IOMD_SD0CR]
- ldmfd sp!, {r4 - r8, lr}
- mov r0, #1 @ IRQ_HANDLED
- teq r1, #0 @ If we have no more
- movne pc, lr
- teq r3, #0
- movne pc, r3 @ Call interrupt routine
- mov pc, lr
-
- .data
- .globl dma_interrupt
-dma_interrupt:
- .long 0 @ r3
- .globl dma_pbuf
-dma_pbuf:
- .long 0 @ r4
- .long 0 @ r5
- .globl dma_start
-dma_start:
- .long 0 @ r0
- .globl dma_count
-dma_count:
- .long 0 @ r1
- .globl dma_buf
-dma_buf:
- .long 0 @ r2
- .long 0 @ r3
- .globl vidc_filler
-vidc_filler:
- .long vidc_fill_noaudio @ r4
- .globl dma_bufsize
-dma_bufsize:
- .long 0x1000 @ r5