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Code Issues Releases Wiki Activity

mga_force_memsize parameter added 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@91 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
szabii 2001-03-11 22:24:03 +00:00
parent 366d33971a
commit dc92700909
1 changed files with 20 additions and 1 deletions
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21
drivers/mga_vid.c
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@ -153,6 +153,11 @@ static int mga_src_base = 0; // YUV buffer position in video memory
static uint32_t mga_ram_size = 0; // how much megabytes videoram we have
static int mga_force_memsize = 0;
MODULE_PARM(mga_force_memsize, "i");
static struct pci_dev *pci_dev;
static mga_vid_config_t mga_config;
@ -733,6 +738,12 @@ static int mga_vid_find_card(void)
printk(KERN_INFO "mga_vid: hard-coded RAMSIZE is %d MB\n", (unsigned int) mga_ram_size);
#else
if (mga_force_memsize) {
printk(KERN_INFO "mga_vid: memsize forced to %d MB\n", mga_force_memsize);
/* we need the size in bytes */
mga_ram_size = ((unsigned long) mga_force_memsize) << 20;
}
if (is_g400){
switch((card_option>>10)&0x17){
// SDRAM:
@ -896,13 +907,21 @@ static struct file_operations mga_vid_fops =
* Main Initialization Function
*/
static int mga_vid_initialize(void)
{
mga_vid_in_use = 0;
// printk(KERN_INFO "Matrox MGA G200/G400 YUV Video interface v0.01 (c) Aaron Holtzman \n");
printk(KERN_INFO "Matrox MGA G200/G400/G450 YUV Video interface v2.01 (c) Aaron Holtzman & A'rpi\n");
if (mga_force_memsize) {
if (mga_force_memsize != 16 || mga_force_memsize != 32 ||
mga_force_memsize != 64) {
printk(KERN_ERR "mga_vid: invalid memsize: %dMB\n", mga_force_memsize);
return -EINVAL;
}
}
if(register_chrdev(MGA_VID_MAJOR, "mga_vid", &mga_vid_fops))
{
printk(KERN_ERR "mga_vid: unable to get major: %d\n", MGA_VID_MAJOR);