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spapr_hcall: Split h_set_mode() 

This moves H_SET_MODE_RESOURCE_LE handler to a separate function
as there are other "resources" coming and this is going to become ugly.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: Tom Musta <tommusta@gmail.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexey Kardashevskiy 2014-06-04 22:51:04 +10:00 committed by Alexander Graf
parent cd9adfdd77
commit c4015bbd50
1 changed files with 35 additions and 32 deletions
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67
hw/ppc/spapr_hcall.c
View File

@ -712,46 +712,49 @@ static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPREnvironment *spapr,
return H_SUCCESS;
}
static target_ulong h_set_mode_resouce_le(PowerPCCPU *cpu,
target_ulong mflags,
target_ulong value1,
target_ulong value2)
{
CPUState *cs;
if (value1) {
return H_P3;
}
if (value2) {
return H_P4;
}
switch (mflags) {
case H_SET_MODE_ENDIAN_BIG:
CPU_FOREACH(cs) {
set_spr(cs, SPR_LPCR, 0, LPCR_ILE);
}
return H_SUCCESS;
case H_SET_MODE_ENDIAN_LITTLE:
CPU_FOREACH(cs) {
set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE);
}
return H_SUCCESS;
}
return H_UNSUPPORTED_FLAG;
}
static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPREnvironment *spapr,
target_ulong opcode, target_ulong *args)
{
CPUState *cs;
target_ulong mflags = args[0];
target_ulong resource = args[1];
target_ulong value1 = args[2];
target_ulong value2 = args[3];
target_ulong ret = H_P2;
if (resource == H_SET_MODE_RESOURCE_LE) {
if (value1) {
ret = H_P3;
goto out;
}
if (value2) {
ret = H_P4;
goto out;
}
switch (mflags) {
case H_SET_MODE_ENDIAN_BIG:
CPU_FOREACH(cs) {
set_spr(cs, SPR_LPCR, 0, LPCR_ILE);
}
ret = H_SUCCESS;
break;
case H_SET_MODE_ENDIAN_LITTLE:
CPU_FOREACH(cs) {
set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE);
}
ret = H_SUCCESS;
break;
default:
ret = H_UNSUPPORTED_FLAG;
}
switch (resource) {
case H_SET_MODE_RESOURCE_LE:
ret = h_set_mode_resouce_le(cpu, args[0], args[2], args[3]);
break;
}
out:
return ret;
}