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[Qemu-riscv] [PATCH 08/28] riscv: sifive_u: Update PLIC hart topology co


From: Bin Meng
Subject: [Qemu-riscv] [PATCH 08/28] riscv: sifive_u: Update PLIC hart topology configuration string
Date: Mon, 5 Aug 2019 09:00:03 -0700

With heterogeneous harts config, the PLIC hart topology configuration
string are "M,MS,.." because of the monitor hart #0.

Suggested-by: Fabien Chouteau <address@hidden>
Signed-off-by: Bin Meng <address@hidden>
---

 hw/riscv/sifive_u.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index 206eccc..b235f29 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -372,10 +372,11 @@ static void riscv_sifive_u_soc_realize(DeviceState *dev, 
Error **errp)
     plic_hart_config = g_malloc0(plic_hart_config_len);
     for (i = 0; i < ms->smp.cpus; i++) {
         if (i != 0) {
-            strncat(plic_hart_config, ",", plic_hart_config_len);
+            strncat(plic_hart_config, "," SIFIVE_U_PLIC_HART_CONFIG,
+                    plic_hart_config_len);
+        } else {
+            strncat(plic_hart_config, "M", plic_hart_config_len);
         }
-        strncat(plic_hart_config, SIFIVE_U_PLIC_HART_CONFIG,
-                plic_hart_config_len);
         plic_hart_config_len -= (strlen(SIFIVE_U_PLIC_HART_CONFIG) + 1);
     }
 
-- 
2.7.4




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