}
}
+static target_ulong put_tce_emu(sPAPRTCETable *tcet, target_ulong ioba,
+ target_ulong tce)
+{
+ sPAPRTCE *tcep;
+
+ if (ioba >= tcet->window_size) {
+ hcall_dprintf("spapr_vio_put_tce on out-of-boards IOBA 0x"
+ TARGET_FMT_lx "\n", ioba);
+ return H_PARAMETER;
+ }
+
+ tcep = tcet->table + (ioba >> SPAPR_TCE_PAGE_SHIFT);
+ tcep->tce = tce;
+
+ return H_SUCCESS;
+}
static target_ulong h_put_tce(CPUPPCState *env, sPAPREnvironment *spapr,
target_ulong opcode, target_ulong *args)
target_ulong ioba = args[1];
target_ulong tce = args[2];
sPAPRTCETable *tcet = spapr_tce_find_by_liobn(liobn);
- sPAPRTCE *tcep;
if (liobn & 0xFFFFFFFF00000000ULL) {
hcall_dprintf("spapr_vio_put_tce on out-of-boundsw LIOBN "
TARGET_FMT_lx "\n", liobn);
return H_PARAMETER;
}
- if (!tcet) {
- hcall_dprintf("spapr_vio_put_tce on non-existent LIOBN "
- TARGET_FMT_lx "\n", liobn);
- return H_PARAMETER;
- }
ioba &= ~(SPAPR_TCE_PAGE_SIZE - 1);
+ if (tcet) {
+ return put_tce_emu(tcet, ioba, tce);
+ }
#ifdef DEBUG_TCE
- fprintf(stderr, "spapr_vio_put_tce on liobn=" TARGET_FMT_lx /*%s*/
+ fprintf(stderr, "%s on liobn=" TARGET_FMT_lx /*%s*/
" ioba 0x" TARGET_FMT_lx " TCE 0x" TARGET_FMT_lx "\n",
- liobn, /*dev->qdev.id, */ioba, tce);
+ __func__, liobn, /*dev->qdev.id, */ioba, tce);
#endif
- if (ioba >= tcet->window_size) {
- hcall_dprintf("spapr_vio_put_tce on out-of-boards IOBA 0x"
- TARGET_FMT_lx "\n", ioba);
- return H_PARAMETER;
- }
-
- tcep = tcet->table + (ioba >> SPAPR_TCE_PAGE_SHIFT);
- tcep->tce = tce;
-
- return H_SUCCESS;
+ return H_PARAMETER;
}
void spapr_iommu_init(void)
}
int spapr_dma_dt(void *fdt, int node_off, const char *propname,
- DMAContext *dma)
+ uint32_t liobn, uint64_t window, uint32_t size)
{
- if (dma) {
- sPAPRTCETable *tcet = DO_UPCAST(sPAPRTCETable, dma, dma);
- uint32_t dma_prop[] = {cpu_to_be32(tcet->liobn),
- 0, 0,
- 0, cpu_to_be32(tcet->window_size)};
- int ret;
-
- ret = fdt_setprop_cell(fdt, node_off, "ibm,#dma-address-cells", 2);
- if (ret < 0) {
- return ret;
- }
+ uint32_t dma_prop[5];
+ int ret;
+
+ dma_prop[0] = cpu_to_be32(liobn);
+ dma_prop[1] = cpu_to_be32(window >> 32);
+ dma_prop[2] = cpu_to_be32(window & 0xFFFFFFFF);
+ dma_prop[3] = 0; /* window size is 32 bits */
+ dma_prop[4] = cpu_to_be32(size);
+
+ ret = fdt_setprop_cell(fdt, node_off, "ibm,#dma-address-cells", 2);
+ if (ret < 0) {
+ return ret;
+ }
- ret = fdt_setprop_cell(fdt, node_off, "ibm,#dma-size-cells", 2);
- if (ret < 0) {
- return ret;
- }
+ ret = fdt_setprop_cell(fdt, node_off, "ibm,#dma-size-cells", 2);
+ if (ret < 0) {
+ return ret;
+ }
- ret = fdt_setprop(fdt, node_off, propname, dma_prop,
- sizeof(dma_prop));
- if (ret < 0) {
- return ret;
- }
+ ret = fdt_setprop(fdt, node_off, propname, dma_prop, sizeof(dma_prop));
+ if (ret < 0) {
+ return ret;
}
return 0;
}
+
+int spapr_tcet_dma_dt(void *fdt, int node_off, const char *propname,
+ DMAContext *iommu)
+{
+ if (!iommu) {
+ return 0;
+ }
+
+ if (iommu->translate == spapr_tce_translate) {
+ sPAPRTCETable *tcet = DO_UPCAST(sPAPRTCETable, dma, iommu);
+ return spapr_dma_dt(fdt, node_off, propname,
+ tcet->liobn, 0, tcet->window_size);
+ }
+
+ return -1;
+}