diff options
Diffstat (limited to 'src/video_out/libdha/mmi.c')
-rw-r--r-- | src/video_out/libdha/mmi.c | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/src/video_out/libdha/mmi.c b/src/video_out/libdha/mmi.c deleted file mode 100644 index 39d21926a..000000000 --- a/src/video_out/libdha/mmi.c +++ /dev/null @@ -1,112 +0,0 @@ -/* Memory manager interface */ -#include <stdio.h> -#include <sys/ioctl.h> -#include <sys/types.h> -#include <sys/mman.h> /* mlock */ -#include <errno.h> -#include <unistd.h> -#include <fcntl.h> -#include "libdha.h" -#include "kernelhelper/dhahelper.h" - -static int libdha_fd=-1; - -#define ALLOWED_VER 0x10 -int bm_open( void ) -{ - int retv; - libdha_fd = open("/dev/dhahelper",O_RDWR); - retv = libdha_fd > 0 ? 0 : ENXIO; - if(!retv) - { - int ver; - ioctl(libdha_fd,DHAHELPER_GET_VERSION,&ver); - if(ver < ALLOWED_VER) - { - printf("libdha: You have wrong version (%i) of /dev/dhahelper\n" - "libdha: Please upgrade your driver up to ver=%i\n",ver,ALLOWED_VER); - retv = EINVAL; - close(libdha_fd); - } - } - else printf("libdha: Can't open /dev/dhahelper\n"); - return retv; -} - -void bm_close( void ) -{ - close(libdha_fd); -} - -int bm_virt_to_phys( void * virt_addr, unsigned long length, unsigned long * parray ) -{ - dhahelper_vmi_t vmi; - vmi.virtaddr = virt_addr; - vmi.length = length; - vmi.realaddr = parray; - if(libdha_fd > 0) return ioctl(libdha_fd,DHAHELPER_VIRT_TO_PHYS,&vmi); - return ENXIO; -} - -int bm_virt_to_bus( void * virt_addr, unsigned long length, unsigned long * barray ) -{ - dhahelper_vmi_t vmi; - vmi.virtaddr = virt_addr; - vmi.length = length; - vmi.realaddr = barray; - if(libdha_fd > 0) return ioctl(libdha_fd,DHAHELPER_VIRT_TO_BUS,&vmi); - return ENXIO; -} - -void * bm_alloc_pci_shmem(pciinfo_t *pi, unsigned mem_bitness, unsigned long length,int op ) -{ - printf("libdha: Pure virtual function call - bm_alloc_pci_shmem()\n"); -#if 0 - dhahelper_mem_t vmi; - vmi.length = length; - if(libdha_fd > 0) - { - if(ioctl(libdha_fd,DHAHELPER_ALLOC_PA,&vmi) == 0) - return vmi.addr; - } -#endif - return NULL; -} - -void bm_free_pci_shmem(void * pci_shmem) -{ - printf("libdha: Pure virtual function call - bm_free_pci_shmem()\n"); -#if 0 - dhahelper_mem_t vmi; - vmi.addr = virt_addr; - vmi.length = length; - if(libdha_fd > 0) - { - ioctl(libdha_fd,DHAHELPER_FREE_PA,&vmi); - } -#endif -} - -int bm_lock_mem( const void *addr, unsigned long length ) -{ - dhahelper_mem_t vmi; - vmi.addr = (void *) addr; - vmi.length = length; - if(libdha_fd > 0) - { - return ioctl(libdha_fd,DHAHELPER_LOCK_MEM,&vmi); - } - return mlock(addr,length); -} - -int bm_unlock_mem( const void * addr, unsigned long length ) -{ - dhahelper_mem_t vmi; - vmi.addr = (void *) addr; - vmi.length = length; - if(libdha_fd > 0) - { - return ioctl(libdha_fd,DHAHELPER_UNLOCK_MEM,&vmi); - } - return munlock(addr,length); -} |