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Style cleanup.

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This commit is contained in:
Jens Schweikhardt 2004-06-11 18:47:44 +00:00
parent 75e4d88db4
commit d809991124
1 changed files with 81 additions and 64 deletions
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145
sys/dev/bktr/bktr_mem.c
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@ -1,5 +1,3 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* This is part of the Driver for Video Capture Cards (Frame grabbers)
* and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
@ -45,6 +43,8 @@ __FBSDID("$FreeBSD$");
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/kernel.h>
@ -53,12 +53,12 @@ __FBSDID("$FreeBSD$");
#include <dev/bktr/bktr_mem.h>
struct memory_pointers {
int addresses_stored;
vm_offset_t dma_prog;
vm_offset_t odd_dma_prog;
vm_offset_t vbidata;
vm_offset_t vbibuffer;
vm_offset_t buf;
int addresses_stored;
vm_offset_t dma_prog;
vm_offset_t odd_dma_prog;
vm_offset_t vbidata;
vm_offset_t vbibuffer;
vm_offset_t buf;
} memory_pointers;
static struct memory_pointers memory_list[BKTR_MEM_MAX_DEVICES];
@ -70,39 +70,37 @@ bktr_mem_modevent(module_t mod, int type, void *unused){
switch (type) {
case MOD_LOAD:
{
printf("bktr_mem: memory holder loaded\n");
/*
* bzero causes a panic.
bzero((caddr_t)memory_list, sizeof(memory_list));
* So use a simple for loop for now.
*/
{int x;
unsigned char *d = (unsigned char *)memory_list;
for (x=0; x< sizeof(memory_list); x++) {
d[x]=0;
}
/*
* bzero((caddr_t)memory_list, sizeof(memory_list));
* causes a panic. So use a simple for loop for now.
*/
{
int x;
unsigned char *d;
d = (unsigned char *)memory_list;
for (x = 0; x < sizeof(memory_list); x++)
d[x] = 0;
}
return 0;
}
case MOD_UNLOAD:
{
printf("bktr_mem: memory holder cannot be unloaded\n");
return EBUSY;
}
default:
break;
}
return 0;
return (0);
}
/*************************************************************/
int
bktr_has_stored_addresses(int unit) {
bktr_has_stored_addresses(int unit)
{
if ((unit < 0) || (unit >= BKTR_MEM_MAX_DEVICES)) {
printf("bktr_mem: Unit number %d invalid\n",unit);
if (unit < 0 || unit >= BKTR_MEM_MAX_DEVICES) {
printf("bktr_mem: Unit number %d invalid\n", unit);
return 0;
}
@ -112,64 +110,83 @@ bktr_has_stored_addresses(int unit) {
/*************************************************************/
void
bktr_store_address(int unit, int type, vm_offset_t addr) {
bktr_store_address(int unit, int type, vm_offset_t addr)
{
if ((unit < 0) || (unit >= BKTR_MEM_MAX_DEVICES)) {
printf("bktr_mem: Unit number %d invalid for memory type %d, address 0x%x\n"
,unit,type,addr);
if (unit < 0 || unit >= BKTR_MEM_MAX_DEVICES) {
printf("bktr_mem: Unit number %d invalid for memory type %d, address 0x%x\n",
unit, type, addr);
return;
}
switch (type) {
case BKTR_MEM_DMA_PROG: memory_list[unit].dma_prog = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_ODD_DMA_PROG: memory_list[unit].odd_dma_prog = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_VBIDATA: memory_list[unit].vbidata = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_VBIBUFFER: memory_list[unit].vbibuffer = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_BUF: memory_list[unit].buf = addr;
memory_list[unit].addresses_stored = 1;
break;
default: printf("bktr_mem: Invalid memory type %d for bktr%d, address 0x%xn",
type,unit,addr);
break;
case BKTR_MEM_DMA_PROG:
memory_list[unit].dma_prog = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_ODD_DMA_PROG:
memory_list[unit].odd_dma_prog = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_VBIDATA:
memory_list[unit].vbidata = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_VBIBUFFER:
memory_list[unit].vbibuffer = addr;
memory_list[unit].addresses_stored = 1;
break;
case BKTR_MEM_BUF:
memory_list[unit].buf = addr;
memory_list[unit].addresses_stored = 1;
break;
default:
printf("bktr_mem: Invalid memory type %d for bktr%d, address 0x%xn",
type, unit, addr);
break;
}
}
/*************************************************************/
vm_offset_t
bktr_retrieve_address(int unit, int type) {
bktr_retrieve_address(int unit, int type)
{
if ((unit < 0) || (unit >= BKTR_MEM_MAX_DEVICES)) {
printf("bktr_mem: Unit number %d too large for memory type %d\n",unit,type);
return 0;
if (unit < 0 || unit >= BKTR_MEM_MAX_DEVICES) {
printf("bktr_mem: Unit number %d too large for memory type %d\n",
unit, type);
return (0);
}
switch (type) {
case BKTR_MEM_DMA_PROG: return memory_list[unit].dma_prog;
case BKTR_MEM_ODD_DMA_PROG: return memory_list[unit].odd_dma_prog;
case BKTR_MEM_VBIDATA: return memory_list[unit].vbidata;
case BKTR_MEM_VBIBUFFER: return memory_list[unit].vbibuffer;
case BKTR_MEM_BUF: return memory_list[unit].buf;
default: printf("bktr_mem: Invalid memory type %d for bktr%d",type,unit);
return 0;
case BKTR_MEM_DMA_PROG:
return memory_list[unit].dma_prog;
case BKTR_MEM_ODD_DMA_PROG:
return memory_list[unit].odd_dma_prog;
case BKTR_MEM_VBIDATA:
return memory_list[unit].vbidata;
case BKTR_MEM_VBIBUFFER:
return memory_list[unit].vbibuffer;
case BKTR_MEM_BUF:
return memory_list[unit].buf;
default:
printf("bktr_mem: Invalid memory type %d for bktr%d",
type, unit);
return (0);
}
}
/*************************************************************/
static moduledata_t bktr_mem_mod = {
"bktr_mem",
bktr_mem_modevent,
0
"bktr_mem",
bktr_mem_modevent,
0
};
/* The load order is First and module type is Driver to make sure bktr_mem
loads (and initialises) before bktr when both are loaded together */
/*
* The load order is First and module type is Driver to make sure bktr_mem
* loads (and initialises) before bktr when both are loaded together.
*/
DECLARE_MODULE(bktr_mem, bktr_mem_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);
MODULE_VERSION(bktr_mem, 1);