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mga_force_memsize->mga_ram_size 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@96 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi_esp 2001-03-12 01:57:14 +00:00
parent c583b5d8eb
commit ca0baa0c34
1 changed files with 22 additions and 36 deletions
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58
drivers/mga_vid.c
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@ -153,9 +153,9 @@ 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;
//static int mga_force_memsize = 0;
MODULE_PARM(mga_force_memsize, "i");
MODULE_PARM(mga_ram_size, "i");
static struct pci_dev *pci_dev;
@ -738,13 +738,11 @@ 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);
if (mga_ram_size) {
printk(KERN_INFO "mga_vid: RAMSIZE forced to %d MB\n", mga_ram_size);
} else {
if (is_g400){
if (is_g400){
switch((card_option>>10)&0x17){
// SDRAM:
case 0x00:
@ -760,39 +758,28 @@ static int mga_vid_find_card(void)
mga_ram_size = 16;
printk(KERN_INFO "mga_vid: Couldn't detect RAMSIZE, assuming 16MB!");
}
#if 0
switch((card_option>>10)&7){
case 0:
case 4: mga_ram_size = ((card_option>>14)&1)? 32:16; break;
case 1:
case 2: mga_ram_size = 16; break; // SGRAM
case 3:
case 5: mga_ram_size = 64; break; // SDRAM
// case 4: mga_ram_size = 32; break; // SGRAM
default: mga_ram_size = 16;
}
#endif
}else{
}else{
switch((card_option>>11)&3){
case 0: mga_ram_size = 8; break;
default: mga_ram_size = 16;
}
} }
}
#if 0
// printk("List resources -----------\n");
for(temp=0;temp<DEVICE_COUNT_RESOURCE;temp++){
struct resource *res=&pci_dev->resource[temp];
if(res->flags){
int size=(1+res->end-res->start)>>20;
printk(KERN_DEBUG "res %d: start: 0x%X end: 0x%X (%d MB) flags=0x%X\n",temp,res->start,res->end,size,res->flags);
if(res->flags&(IORESOURCE_MEM|IORESOURCE_PREFETCH)){
if(size>mga_ram_size && size<=64) mga_ram_size=size;
}
// printk("List resources -----------\n");
for(temp=0;temp<DEVICE_COUNT_RESOURCE;temp++){
struct resource *res=&pci_dev->resource[temp];
if(res->flags){
int size=(1+res->end-res->start)>>20;
printk(KERN_DEBUG "res %d: start: 0x%X end: 0x%X (%d MB) flags=0x%X\n",temp,res->start,res->end,size,res->flags);
if(res->flags&(IORESOURCE_MEM|IORESOURCE_PREFETCH)){
if(size>mga_ram_size && size<=64) mga_ram_size=size;
}
}
}
}
#endif
printk(KERN_INFO "mga_vid: detected RAMSIZE is %d MB\n", (unsigned int) mga_ram_size);
}
printk(KERN_INFO "mga_vid: detected RAMSIZE is %d MB\n", (unsigned int) mga_ram_size);
#endif
#ifdef MGA_ALLOW_IRQ
@ -914,10 +901,9 @@ static int mga_vid_initialize(void)
// 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);
if (mga_ram_size) {
if (mga_ram_size<4 || mga_ram_size>64) {
printk(KERN_ERR "mga_vid: invalid RAMSIZE: %d MB\n", mga_ram_size);
return -EINVAL;
}
}