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-rw-r--r--hw/npu2.c18
1 files changed, 11 insertions, 7 deletions
diff --git a/hw/npu2.c b/hw/npu2.c
index bc1aa3d..54d797d 100644
--- a/hw/npu2.c
+++ b/hw/npu2.c
@@ -1143,18 +1143,15 @@ static void assign_mmio_bars(uint64_t gcid, uint32_t scom, uint64_t reg[2], uint
uint32_t i;
struct npu2_bar *bar;
struct npu2_bar npu2_bars[] = {
- /*
- * NPU_REGS must be first in this list, at least on DD1.
- * On DD2, stack 0 will be used for NPU_REGS, stack 1/2 for NPU_PHY.
- */
+ /* NPU_REGS must be first in this list */
{ .type = NPU_REGS, .index = 0,
- .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_2, 0, NPU2_PHY_BAR),
+ .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_0, 0, NPU2_PHY_BAR),
.flags = NPU2_BAR_FLAG_ENABLED },
{ .type = NPU_PHY, .index = 0,
- .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_0, 0, NPU2_PHY_BAR),
+ .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_1, 0, NPU2_PHY_BAR),
.flags = NPU2_BAR_FLAG_ENABLED },
{ .type = NPU_PHY, .index = 1,
- .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_1, 0, NPU2_PHY_BAR),
+ .reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_2, 0, NPU2_PHY_BAR),
.flags = NPU2_BAR_FLAG_ENABLED },
{ .type = NPU_NTL, .index = 0,
.reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_0, 0, NPU2_NTL0_BAR) },
@@ -1176,6 +1173,13 @@ static void assign_mmio_bars(uint64_t gcid, uint32_t scom, uint64_t reg[2], uint
.reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_2, 0, NPU2_GENID_BAR) },
};
+ /* On DD1, stack 2 was used for NPU_REGS, stack 0/1 for NPU_PHY */
+ if (is_p9dd1()) {
+ npu2_bars[0].reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_2, 0, NPU2_PHY_BAR);
+ npu2_bars[1].reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_0, 0, NPU2_PHY_BAR);
+ npu2_bars[2].reg = NPU2_REG_OFFSET(NPU2_STACK_STCK_1, 0, NPU2_PHY_BAR);
+ }
+
for (i = 0; i < ARRAY_SIZE(npu2_bars); i++) {
bar = &npu2_bars[i];
npu2_get_bar(gcid, bar);