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Introduce sys_getregs call, and let vfs use it

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This commit is contained in:
David van Moolenbroek
2011-11-22 02:07:33 +01:00
parent c30f014a89
commit 1e1db53986
4 changed files with 21 additions and 11 deletions
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1
common/include/minix/com.h
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@@ -461,6 +461,7 @@
# define GET_AOUTHEADER 22 /* get a.out headers from the boot image */
#endif
# define GET_CPUINFO 23 /* get information about cpus */
# define GET_REGS 24 /* get general process registers */
#define I_ENDPT m7_i4 /* calling process (may only be SELF) */
#define I_VAL_PTR m7_p1 /* virtual address at caller */
#define I_VAL_LEN m7_i1 /* max length of value */

1
common/include/minix/syslib.h
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@@ -199,6 +199,7 @@ _PROTOTYPE(int sys_umap_remote, (endpoint_t proc_ep, endpoint_t grantee,
#if !defined(__ELF__)
#define sys_getaoutheader(dst,nr) sys_getinfo(GET_AOUTHEADER, dst, 0,0,nr)
#endif
#define sys_getregs(dst,nr) sys_getinfo(GET_REGS, dst, 0,0, nr)
_PROTOTYPE(int sys_getinfo, (int request, void *val_ptr, int val_len,
void *val_ptr2, int val_len2) );
_PROTOTYPE(int sys_whoami, (endpoint_t *ep, char *name, int namelen,