Minix/rpi_b
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Cut PM out of the adddma/deldma/getdma call path

Browse Source
This commit is contained in:
David van Moolenbroek
2012-01-13 00:23:04 +01:00
parent 8cb7ba7951
commit 2c685f34e0
30 changed files with 36 additions and 398 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
common/include/minix/callnr.h
View File

@@ -101,16 +101,6 @@
#define GETPROCNR 104 /* to PM */
#define ISSETUGID 106 /* to PM: ask if process is tainted */
#define GETEPINFO_O 107 /* to PM: get pid/uid/gid of an endpoint */
#define ADDDMA 108 /* to PM: inform PM about a region of memory
* that is used for bus-master DMA
*/
#define DELDMA 109 /* to PM: inform PM that a region of memory
* that is no longer used for bus-master DMA
*/
#define GETDMA 110 /* to PM: ask PM for a region of memory
* that should not be used for bus-master DMA
* any longer
*/
#define SRV_KILL 111 /* to PM: special kill call for RS */
#define GCOV_FLUSH 112 /* flush gcov data from server to gcov files */

3
common/include/minix/com.h
View File

@@ -929,7 +929,6 @@
* bus-master DMA
*/
#define VM_ADDDMA (VM_RQ_BASE+12)
# define VMAD_REQ m2_i2
# define VMAD_EP m2_i1
# define VMAD_START m2_l1
# define VMAD_SIZE m2_l2
@@ -938,7 +937,6 @@
* used for bus-master DMA
*/
#define VM_DELDMA (VM_RQ_BASE+13)
# define VMDD_REQ m2_i2
# define VMDD_EP m2_i1
# define VMDD_START m2_l1
# define VMDD_SIZE m2_l2
@@ -947,7 +945,6 @@
* be used for bus-master DMA any longer
*/
#define VM_GETDMA (VM_RQ_BASE+14)
# define VMGD_REQ m2_i2
# define VMGD_PROCP m2_i1
# define VMGD_BASEP m2_l1
# define VMGD_SIZEP m2_l2

12
common/include/minix/vm.h
View File

@@ -13,12 +13,12 @@ _PROTOTYPE( int vm_exec_newmem, (endpoint_t ep, struct exec_newmem *args,
int args_bytes, char **ret_stack_top, int *ret_flags));
_PROTOTYPE( int vm_push_sig, (endpoint_t ep, vir_bytes *old_sp));
_PROTOTYPE( int vm_willexit, (endpoint_t ep));
_PROTOTYPE( int vm_adddma, (endpoint_t req_e, endpoint_t proc_e,
phys_bytes start, phys_bytes size) );
_PROTOTYPE( int vm_deldma, (endpoint_t req_e, endpoint_t proc_e,
phys_bytes start, phys_bytes size) );
_PROTOTYPE( int vm_getdma, (endpoint_t req_e, endpoint_t *procp,
phys_bytes *basep, phys_bytes *sizep) );
_PROTOTYPE( int vm_adddma, (endpoint_t proc_e, phys_bytes start,
phys_bytes size));
_PROTOTYPE( int vm_deldma, (endpoint_t proc_e, phys_bytes start,
phys_bytes size));
_PROTOTYPE( int vm_getdma, (endpoint_t *procp, phys_bytes *basep,
phys_bytes *sizep));
_PROTOTYPE( void *vm_map_phys, (endpoint_t who, void *physaddr, size_t len));
_PROTOTYPE( int vm_unmap_phys, (endpoint_t who, void *vaddr, size_t len));