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ppc/spapr: Use proper HPTE accessors for H_READ 

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20190411080004.8690-3-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Benjamin Herrenschmidt 2019-04-11 10:00:00 +02:00 committed by David Gibson
parent 24b5e0a5ce
commit 993aaf0c00
1 changed files with 5 additions and 6 deletions
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11
hw/ppc/spapr_hcall.c
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@ -304,8 +304,8 @@ static target_ulong h_read(PowerPCCPU *cpu, SpaprMachineState *spapr,
{
target_ulong flags = args[0];
target_ulong ptex = args[1];
uint8_t *hpte;
int i, ridx, n_entries = 1;
const ppc_hash_pte64_t *hptes;
if (!valid_ptex(cpu, ptex)) {
return H_PARAMETER;
@ -317,13 +317,12 @@ static target_ulong h_read(PowerPCCPU *cpu, SpaprMachineState *spapr,
n_entries = 4;
}
hpte = spapr->htab + (ptex * HASH_PTE_SIZE_64);
hptes = ppc_hash64_map_hptes(cpu, ptex, n_entries);
for (i = 0, ridx = 0; i < n_entries; i++) {
args[ridx++] = ldq_p(hpte);
args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2));
hpte += HASH_PTE_SIZE_64;
args[ridx++] = ppc_hash64_hpte0(cpu, hptes, i);
args[ridx++] = ppc_hash64_hpte1(cpu, hptes, i);
}
ppc_hash64_unmap_hptes(cpu, hptes, ptex, n_entries);
return H_SUCCESS;
}