2008-11-19 13:26:10 +01:00
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#include "syslib.h"
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PUBLIC int sys_vmctl(endpoint_t who, int param, u32_t value)
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{
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message m;
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int r;
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m.SVMCTL_WHO = who;
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m.SVMCTL_PARAM = param;
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m.SVMCTL_VALUE = value;
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2010-02-09 16:20:09 +01:00
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r = _kernel_call(SYS_VMCTL, &m);
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2008-11-19 13:26:10 +01:00
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return(r);
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}
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PUBLIC int sys_vmctl_get_cr3_i386(endpoint_t who, u32_t *cr3)
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{
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message m;
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int r;
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m.SVMCTL_WHO = who;
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m.SVMCTL_PARAM = VMCTL_I386_GETCR3;
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2010-02-09 16:20:09 +01:00
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r = _kernel_call(SYS_VMCTL, &m);
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2008-11-19 13:26:10 +01:00
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if(r == OK) {
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*cr3 = m.SVMCTL_VALUE;
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}
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return(r);
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}
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PUBLIC int sys_vmctl_get_memreq(endpoint_t *who, vir_bytes *mem,
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2010-01-14 16:24:16 +01:00
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vir_bytes *len, int *wrflag, endpoint_t *who_s, vir_bytes *mem_s,
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endpoint_t *requestor)
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2008-11-19 13:26:10 +01:00
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{
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message m;
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int r;
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m.SVMCTL_WHO = SELF;
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m.SVMCTL_PARAM = VMCTL_MEMREQ_GET;
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2010-02-09 16:20:09 +01:00
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r = _kernel_call(SYS_VMCTL, &m);
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2010-01-14 16:24:16 +01:00
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if(r >= 0) {
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*who = m.SVMCTL_MRG_TARGET;
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*mem = m.SVMCTL_MRG_ADDR;
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*len = m.SVMCTL_MRG_LENGTH;
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*wrflag = m.SVMCTL_MRG_FLAG;
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*who_s = m.SVMCTL_MRG_EP2;
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*mem_s = m.SVMCTL_MRG_ADDR2;
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2009-09-21 16:42:58 +02:00
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*requestor = (endpoint_t) m.SVMCTL_MRG_REQUESTOR;
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2008-11-19 13:26:10 +01:00
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}
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return r;
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}
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2008-12-16 15:42:32 +01:00
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2010-03-22 08:42:52 +01:00
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PUBLIC int sys_vmctl_enable_paging(void * data)
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2009-09-21 16:42:58 +02:00
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{
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message m;
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m.SVMCTL_WHO = SELF;
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m.SVMCTL_PARAM = VMCTL_ENABLE_PAGING;
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2010-03-22 08:42:52 +01:00
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m.SVMCTL_VALUE = (u32_t) data;
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2010-02-09 16:20:09 +01:00
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return _kernel_call(SYS_VMCTL, &m);
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2009-09-21 16:42:58 +02:00
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}
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2009-11-11 13:07:06 +01:00
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PUBLIC int sys_vmctl_get_mapping(int index,
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phys_bytes *addr, phys_bytes *len, int *flags)
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{
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int r;
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message m;
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m.SVMCTL_WHO = SELF;
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m.SVMCTL_PARAM = VMCTL_KERN_PHYSMAP;
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m.SVMCTL_VALUE = (int) index;
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2010-02-09 16:20:09 +01:00
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r = _kernel_call(SYS_VMCTL, &m);
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2009-11-11 13:07:06 +01:00
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if(r != OK)
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return r;
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*addr = m.SVMCTL_MAP_PHYS_ADDR;
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*len = m.SVMCTL_MAP_PHYS_LEN;
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*flags = m.SVMCTL_MAP_FLAGS;
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return OK;
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}
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PUBLIC int sys_vmctl_reply_mapping(int index, vir_bytes addr)
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{
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message m;
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m.SVMCTL_WHO = SELF;
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m.SVMCTL_PARAM = VMCTL_KERN_MAP_REPLY;
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m.SVMCTL_VALUE = index;
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m.SVMCTL_MAP_VIR_ADDR = (char *) addr;
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2010-02-09 16:20:09 +01:00
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return _kernel_call(SYS_VMCTL, &m);
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2009-11-11 13:07:06 +01:00
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}
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