[PATCH v4 09/11] ppc/pnv: Add a PSI bridge model for Power11

Aditya Gupta posted 11 patches 6 months ago
Maintainers: "Cédric Le Goater" <clg@kaod.org>, Nicholas Piggin <npiggin@gmail.com>, "Frédéric Barrat" <fbarrat@linux.ibm.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, David Gibson <david@gibson.dropbear.id.au>, Harsh Prateek Bora <harshpb@linux.ibm.com>
[PATCH v4 09/11] ppc/pnv: Add a PSI bridge model for Power11
Posted by Aditya Gupta 6 months ago
Power11 core is same as Power10, reuse PNV10_PSI initialisation, by
declaring 'PNV11_PSI' as child class of 'PNV10_PSI'

Cc: Cédric Le Goater <clg@kaod.org>
Cc: Frédéric Barrat <fbarrat@linux.ibm.com>
Cc: Mahesh J Salgaonkar <mahesh@linux.ibm.com>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Aditya Gupta <adityag@linux.ibm.com>
---
 hw/ppc/pnv_psi.c         | 24 ++++++++++++++++++++++++
 include/hw/ppc/pnv_psi.h |  2 ++
 2 files changed, 26 insertions(+)

diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c
index 26460d210deb..1f708b183a87 100644
--- a/hw/ppc/pnv_psi.c
+++ b/hw/ppc/pnv_psi.c
@@ -939,6 +939,29 @@ static const TypeInfo pnv_psi_power10_info = {
     .name          = TYPE_PNV10_PSI,
     .parent        = TYPE_PNV9_PSI,
     .class_init    = pnv_psi_power10_class_init,
+    .class_base_init = pnv_psi_power10_class_init,
+};
+
+static void pnv_psi_power11_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    PnvPsiClass *ppc = PNV_PSI_CLASS(klass);
+    static const char compat[] = "ibm,power11-psihb-x\0ibm,psihb-x";
+
+    dc->desc    = "PowerNV PSI Controller POWER11";
+
+    /*
+     * ppc->xscom_pbca and ppc->xscom_size will be set up by
+     * pnv_psi_power10_class_init
+     */
+    ppc->compat     = compat;
+    ppc->compat_size = sizeof(compat);
+}
+
+static const TypeInfo pnv_psi_power11_info = {
+    .name          = TYPE_PNV11_PSI,
+    .parent        = TYPE_PNV10_PSI,
+    .class_init    = pnv_psi_power11_class_init,
 };
 
 static void pnv_psi_class_init(ObjectClass *klass, void *data)
@@ -973,6 +996,7 @@ static void pnv_psi_register_types(void)
     type_register_static(&pnv_psi_power8_info);
     type_register_static(&pnv_psi_power9_info);
     type_register_static(&pnv_psi_power10_info);
+    type_register_static(&pnv_psi_power11_info);
 }
 
 type_init(pnv_psi_register_types);
diff --git a/include/hw/ppc/pnv_psi.h b/include/hw/ppc/pnv_psi.h
index 2a6f715350b6..9e1d31779204 100644
--- a/include/hw/ppc/pnv_psi.h
+++ b/include/hw/ppc/pnv_psi.h
@@ -70,6 +70,8 @@ struct Pnv9Psi {
 
 #define TYPE_PNV10_PSI TYPE_PNV_PSI "-POWER10"
 
+#define TYPE_PNV11_PSI TYPE_PNV_PSI "-POWER11"
+
 
 struct PnvPsiClass {
     SysBusDeviceClass parent_class;
-- 
2.45.1