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authorRalf Baechle <ralf@linux-mips.org>2000-08-28 22:00:09 +0000
committerRalf Baechle <ralf@linux-mips.org>2000-08-28 22:00:09 +0000
commit1a1d77dd589de5a567fa95e36aa6999c704ceca4 (patch)
tree141e31f89f18b9fe0831f31852e0435ceaccafc5 /drivers/char/vino.c
parentfb9c690a18b3d66925a65b17441c37fa14d4370b (diff)
Merge with 2.4.0-test7.
Diffstat (limited to 'drivers/char/vino.c')
-rw-r--r--drivers/char/vino.c275
1 files changed, 0 insertions, 275 deletions
diff --git a/drivers/char/vino.c b/drivers/char/vino.c
deleted file mode 100644
index a9ac3086b..000000000
--- a/drivers/char/vino.c
+++ /dev/null
@@ -1,275 +0,0 @@
-/* $Id: vino.c,v 1.4 1999/02/09 23:59:36 ulfc Exp $
- * drivers/char/vino.c
- *
- * (incomplete) Driver for the Vino Video input system found in SGI Indys.
- *
- * Copyright (C) 1999 Ulf Carlsson (ulfc@bun.falkenberg.se)
- *
- * This isn't complete yet, please don't expect any video until I've written
- * some more code.
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/mm.h>
-#include <linux/errno.h>
-#include <linux/videodev.h>
-
-#include <asm/addrspace.h>
-#include <asm/system.h>
-
-#include "vino.h"
-
-struct vino_device {
- struct video_device vdev;
-
- unsigned long chan;
-#define VINO_CHAN_A 0
-#define VINO_CHAN_B 1
-
- unsigned long flags;
-#define VINO_DMA_ACTIVE (1<<0)
-};
-
-/* We can actually receive TV and IndyCam input at the same time. Believe it or
- * not..
- */
-static struct vino_device vino[2];
-
-/* Those registers have to be accessed by either *one* 64 bit write or *one* 64
- * bit read. We need some asm to fix this. We can't use mips3 as standard
- * because we just save 32 bits at context switch.
- */
-
-static __inline__ unsigned long long vino_reg_read(unsigned long addr)
-{
- unsigned long long ret __attribute__ ((aligned (64)));
- unsigned long virt_addr = KSEG1ADDR(addr + VINO_BASE);
- unsigned long flags;
-
- save_and_cli(flags);
- __asm__ __volatile__(
- ".set\tmips3\n\t"
- ".set\tnoat\n\t"
- "ld\t$1,(%0)\n\t"
- "sd\t$1,(%1)\n\t"
- ".set\tat\n\t"
- ".set\tmips0"
- :
- :"r" (virt_addr),
- "r" (&ret)
- :"$1");
- restore_flags(flags);
-
- return ret;
-}
-
-static __inline__ void vino_reg_write(unsigned long long value,
- unsigned long addr)
-{
- unsigned long virt_addr = KSEG1ADDR(addr + VINO_BASE);
- unsigned long flags;
-
- /* we might lose the upper parts of the registers which are not saved
- * if there comes an interrupt in our way, play safe */
-
- save_and_cli(flags);
- __asm__ __volatile__(
- ".set\tmips3\n\t"
- ".set\tnoat\n\t"
- "ld\t$1,(%0)\n\t"
- "sd\t$1,(%1)\n\t"
- ".set\tat\n\t"
- ".set\tmips0"
- :
- :"r" (&value),
- "r" (virt_addr)
- :"$1");
- restore_flags(flags);
-}
-
-static __inline__ void vino_reg_and(unsigned long long value,
- unsigned long addr)
-{
- unsigned long virt_addr = KSEG1ADDR(addr + VINO_BASE);
- unsigned long flags;
-
- save_and_cli(flags);
- __asm__ __volatile__(
- ".set\tmips3\n\t"
- ".set\tnoat\n\t"
- "ld\t$1,(%0)\n\t"
- "ld\t$2,(%1)\n\t"
- "and\t$1,$1,$2\n\t"
- "sd\t$1,(%0)\n\t"
- ".set\tat\n\t"
- ".set\tmips0"
- :
- :"r" (virt_addr),
- "r" (&value)
- :"$1","$2");
- restore_flags(flags);
-}
-
-static __inline__ void vino_reg_or(unsigned long long value,
- unsigned long addr)
-{
- unsigned long virt_addr = KSEG1ADDR(addr + VINO_BASE);
- unsigned long flags;
-
- save_and_cli(flags);
- __asm__ __volatile__(
- ".set\tmips3\n\t"
- ".set\tnoat\n\t"
- "ld\t$1,(%0)\n\t"
- "ld\t$2,(%1)\n\t"
- "or\t$1,$1,$2\n\t"
- "sd\t$1,(%0)\n\t"
- ".set\tat\n\t"
- ".set\tmips0"
- :
- :"r" (virt_addr),
- "r" (&value)
- :"$1","$2");
- restore_flags(flags);
-}
-
-static int vino_dma_setup(void)
-{
- return 0;
-}
-
-static void vino_dma_stop(void)
-{
-
-}
-
-static int vino_init(void)
-{
- unsigned long ret;
- unsigned short rev, id;
- unsigned long long foo;
- unsigned long *bar;
-
- bar = (unsigned long *) &foo;
-
- ret = vino_reg_read(VINO_REVID);
-
- rev = (ret & VINO_REVID_REV_MASK);
- id = (ret & VINO_REVID_ID_MASK) >> 4;
-
- printk("Vino: ID:%02hx Rev:%02hx\n", id, rev);
-
- foo = vino_reg_read(VINO_A_DESC_DATA0);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_A_DESC_DATA1);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_A_DESC_DATA2);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_A_DESC_DATA3);
- printk("0x%lx", bar[0]);
- printk("%lx\n", bar[1]);
- foo = vino_reg_read(VINO_B_DESC_DATA0);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_B_DESC_DATA1);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_B_DESC_DATA2);
- printk("0x%lx", bar[0]);
- printk("%lx ", bar[1]);
- foo = vino_reg_read(VINO_B_DESC_DATA3);
- printk("0x%lx", bar[0]);
- printk("%lx\n", bar[1]);
-
- return 0;
-}
-
-static void vino_dma_go(struct vino_device *v)
-{
-
-}
-
-/* Reset the vino back to default state */
-
-static void vino_setup(struct vino_device *v)
-{
-
-}
-
-static int vino_open(struct video_device *dev, int flags)
-{
- MOD_INC_USE_COUNT;
- return 0;
-}
-
-static void vino_close(struct video_device *dev)
-{
- MOD_DEC_USE_COUNT;
-}
-
-static int vino_ioctl(struct video_device *dev, unsigned int cmd, void *arg)
-{
- return 0;
-}
-
-static int vino_mmap(struct video_device *dev, const char *adr,
- unsigned long size)
-{
- return 0;
-}
-
-static struct video_device vino_dev = {
- "Vino IndyCam/TV",
- VID_TYPE_CAPTURE,
- VID_HARDWARE_VINO,
- vino_open,
- vino_close,
- NULL, /* vino_read */
- NULL, /* vino_write */
- NULL, /* vino_poll */
- vino_ioctl,
- vino_mmap,
- NULL, /* vino_init */
- NULL,
- 0,
- 0
-};
-
-int __init init_vino(struct video_device *dev)
-{
- int err;
-
- err = vino_init();
- if (err)
- return err;
-
-#if 0
- if (video_register_device(&vinodev, VFL_TYPE_GRABBER) == -1) {
- return -ENODEV;
- }
-#endif
-
- return 0;
-}
-
-#ifdef MODULE
-int init_module(void)
-{
- int err;
-
- err = vino_init();
- if (err)
- return err;
-
- return 0;
-}
-
-void cleanup_module(void)
-{
-}
-#endif