diff mbox series

[v5,05/11] hw/arm: Add GMAC devices to NPCM7XX SoC

Message ID 20231027175532.3601297-6-nabihestefan@google.com
State New
Headers show
Series Implementation of NPI Mailbox and GMAC Networking Module | expand

Commit Message

Nabih Estefan Oct. 27, 2023, 5:55 p.m. UTC 
From: Hao Wu <wuhaotsh@google.com>

Change-Id: Ibbb1d7221bb14e75173bf051271e758d640f40c8
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Signed-off-by: Nabih Estefan <nabihestefan@google.com>
---
 hw/arm/npcm7xx.c         | 36 ++++++++++++++++++++++++++++++++++--
 include/hw/arm/npcm7xx.h |  2 ++
 2 files changed, 36 insertions(+), 2 deletions(-)

Comments

KFTING@nuvoton.com Nov. 14, 2023, 8:55 a.m. UTC | #1 
-----Original Message-----
From: Nabih Estefan <nabihestefan@google.com>
Sent: Saturday, October 28, 2023 1:55 AM
To: peter.maydell@linaro.org
Cc: qemu-arm@nongnu.org; qemu-devel@nongnu.org; CS20 KFTing <KFTING@nuvoton.com>; wuhaotsh@google.com; jasonwang@redhat.com; IS20 Avi Fishman <Avi.Fishman@nuvoton.com>; nabihestefan@google.com; CS20 KWLiu <KWLIU@nuvoton.com>; IS20 Tomer Maimon <tomer.maimon@nuvoton.com>; IN20 Hila Miranda-Kuzi <Hila.Miranda-Kuzi@nuvoton.com>
Subject: [PATCH v5 05/11] hw/arm: Add GMAC devices to NPCM7XX SoC

From: Hao Wu <wuhaotsh@google.com>

Change-Id: Ibbb1d7221bb14e75173bf051271e758d640f40c8
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Signed-off-by: Nabih Estefan <nabihestefan@google.com>
---
 hw/arm/npcm7xx.c         | 36 ++++++++++++++++++++++++++++++++++--
 include/hw/arm/npcm7xx.h |  2 ++
 2 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/hw/arm/npcm7xx.c b/hw/arm/npcm7xx.c index c9e87162cb..12e11250e1 100644
--- a/hw/arm/npcm7xx.c
+++ b/hw/arm/npcm7xx.c
@@ -91,6 +91,7 @@ enum NPCM7xxInterrupt {
     NPCM7XX_GMAC1_IRQ           = 14,
     NPCM7XX_EMC1RX_IRQ          = 15,
     NPCM7XX_EMC1TX_IRQ,
+    NPCM7XX_GMAC2_IRQ,
     NPCM7XX_MMC_IRQ             = 26,
     NPCM7XX_PSPI2_IRQ           = 28,
     NPCM7XX_PSPI1_IRQ           = 31,
@@ -234,6 +235,12 @@ static const hwaddr npcm7xx_pspi_addr[] = {
     0xf0201000,
 };

+/* Register base address for each GMAC Module */ static const hwaddr
+npcm7xx_gmac_addr[] = {
+    0xf0802000,
+    0xf0804000,
+};
+
 static const struct {
     hwaddr regs_addr;
     uint32_t unconnected_pins;
@@ -462,6 +469,10 @@ static void npcm7xx_init(Object *obj)
         object_initialize_child(obj, "pspi[*]", &s->pspi[i], TYPE_NPCM_PSPI);
     }

+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        object_initialize_child(obj, "gmac[*]", &s->gmac[i], TYPE_NPCM_GMAC);
+    }
+
     object_initialize_child(obj, "pci-mbox", &s->pci_mbox,
                             TYPE_NPCM7XX_PCI_MBOX);
     object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI); @@ -695,6 +706,29 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
         sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq));
     }

+    /*
+     * GMAC Modules. Cannot fail.
+     */
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_gmac_addr) != ARRAY_SIZE(s->gmac));
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->gmac) != 2);
+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        SysBusDevice *sbd = SYS_BUS_DEVICE(&s->gmac[i]);
+
+        /*
+         * The device exists regardless of whether it's connected to a QEMU
+         * netdev backend. So always instantiate it even if there is no
+         * backend.
+         */
+        sysbus_realize(sbd, &error_abort);
+        sysbus_mmio_map(sbd, 0, npcm7xx_gmac_addr[i]);
+        int irq = i == 0 ? NPCM7XX_GMAC1_IRQ : NPCM7XX_GMAC2_IRQ;
+        /*
+         * N.B. The values for the second argument sysbus_connect_irq are
+         * chosen to match the registration order in npcm7xx_emc_realize.
+         */
+        sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, irq));
+    }
+
     /*
      * Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
      * specified, but this is a programming error.
@@ -765,8 +799,6 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
     create_unimplemented_device("npcm7xx.siox[2]",      0xf0102000,   4 * KiB);
     create_unimplemented_device("npcm7xx.ahbpci",       0xf0400000,   1 * MiB);
     create_unimplemented_device("npcm7xx.mcphy",        0xf05f0000,  64 * KiB);
-    create_unimplemented_device("npcm7xx.gmac1",        0xf0802000,   8 * KiB);
-    create_unimplemented_device("npcm7xx.gmac2",        0xf0804000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vcd",          0xf0810000,  64 * KiB);
     create_unimplemented_device("npcm7xx.ece",          0xf0820000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vdma",         0xf0822000,   8 * KiB);
diff --git a/include/hw/arm/npcm7xx.h b/include/hw/arm/npcm7xx.h index cec3792a2e..9e5cf639a2 100644
--- a/include/hw/arm/npcm7xx.h
+++ b/include/hw/arm/npcm7xx.h
@@ -30,6 +30,7 @@
 #include "hw/misc/npcm7xx_pwm.h"
 #include "hw/misc/npcm7xx_rng.h"
 #include "hw/net/npcm7xx_emc.h"
+#include "hw/net/npcm_gmac.h"
 #include "hw/nvram/npcm7xx_otp.h"
 #include "hw/timer/npcm7xx_timer.h"
 #include "hw/ssi/npcm7xx_fiu.h"
@@ -105,6 +106,7 @@ struct NPCM7xxState {
     OHCISysBusState     ohci;
     NPCM7xxFIUState     fiu[2];
     NPCM7xxEMCState     emc[2];
+    NPCMGMACState       gmac[2];
     NPCM7xxPCIMBoxState pci_mbox;
     NPCM7xxSDHCIState   mmc;
     NPCMPSPIState       pspi[2];
--
2.42.0.820.g83a721a137-goog

Signed-off-by: Tyrone Ting <kfting@nuvoton.com>
KFTING@nuvoton.com Nov. 17, 2023, 1:36 a.m. UTC | #2 
-----Original Message-----
From: CS20 KFTing
Sent: Tuesday, November 14, 2023 4:56 PM
To: Nabih Estefan <nabihestefan@google.com>; peter.maydell@linaro.org
Cc: qemu-arm@nongnu.org; qemu-devel@nongnu.org; wuhaotsh@google.com; jasonwang@redhat.com; IS20 Avi Fishman <Avi.Fishman@nuvoton.com>; CS20 KWLiu <KWLIU@nuvoton.com>; IS20 Tomer Maimon <tomer.maimon@nuvoton.com>; IN20 Hila Miranda-Kuzi <Hila.Miranda-Kuzi@nuvoton.com>
Subject: RE: [PATCH v5 05/11] hw/arm: Add GMAC devices to NPCM7XX SoC



-----Original Message-----
From: Nabih Estefan <nabihestefan@google.com>
Sent: Saturday, October 28, 2023 1:55 AM
To: peter.maydell@linaro.org
Cc: qemu-arm@nongnu.org; qemu-devel@nongnu.org; CS20 KFTing <KFTING@nuvoton.com>; wuhaotsh@google.com; jasonwang@redhat.com; IS20 Avi Fishman <Avi.Fishman@nuvoton.com>; nabihestefan@google.com; CS20 KWLiu <KWLIU@nuvoton.com>; IS20 Tomer Maimon <tomer.maimon@nuvoton.com>; IN20 Hila Miranda-Kuzi <Hila.Miranda-Kuzi@nuvoton.com>
Subject: [PATCH v5 05/11] hw/arm: Add GMAC devices to NPCM7XX SoC

From: Hao Wu <wuhaotsh@google.com>

Change-Id: Ibbb1d7221bb14e75173bf051271e758d640f40c8
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Signed-off-by: Nabih Estefan <nabihestefan@google.com>
---
 hw/arm/npcm7xx.c         | 36 ++++++++++++++++++++++++++++++++++--
 include/hw/arm/npcm7xx.h |  2 ++
 2 files changed, 36 insertions(+), 2 deletions(-)

diff --git a/hw/arm/npcm7xx.c b/hw/arm/npcm7xx.c index c9e87162cb..12e11250e1 100644
--- a/hw/arm/npcm7xx.c
+++ b/hw/arm/npcm7xx.c
@@ -91,6 +91,7 @@ enum NPCM7xxInterrupt {
     NPCM7XX_GMAC1_IRQ           = 14,
     NPCM7XX_EMC1RX_IRQ          = 15,
     NPCM7XX_EMC1TX_IRQ,
+    NPCM7XX_GMAC2_IRQ,
     NPCM7XX_MMC_IRQ             = 26,
     NPCM7XX_PSPI2_IRQ           = 28,
     NPCM7XX_PSPI1_IRQ           = 31,
@@ -234,6 +235,12 @@ static const hwaddr npcm7xx_pspi_addr[] = {
     0xf0201000,
 };

+/* Register base address for each GMAC Module */ static const hwaddr
+npcm7xx_gmac_addr[] = {
+    0xf0802000,
+    0xf0804000,
+};
+
 static const struct {
     hwaddr regs_addr;
     uint32_t unconnected_pins;
@@ -462,6 +469,10 @@ static void npcm7xx_init(Object *obj)
         object_initialize_child(obj, "pspi[*]", &s->pspi[i], TYPE_NPCM_PSPI);
     }

+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        object_initialize_child(obj, "gmac[*]", &s->gmac[i], TYPE_NPCM_GMAC);
+    }
+
     object_initialize_child(obj, "pci-mbox", &s->pci_mbox,
                             TYPE_NPCM7XX_PCI_MBOX);
     object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI); @@ -695,6 +706,29 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
         sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq));
     }

+    /*
+     * GMAC Modules. Cannot fail.
+     */
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_gmac_addr) != ARRAY_SIZE(s->gmac));
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->gmac) != 2);
+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        SysBusDevice *sbd = SYS_BUS_DEVICE(&s->gmac[i]);
+
+        /*
+         * The device exists regardless of whether it's connected to a QEMU
+         * netdev backend. So always instantiate it even if there is no
+         * backend.
+         */
+        sysbus_realize(sbd, &error_abort);
+        sysbus_mmio_map(sbd, 0, npcm7xx_gmac_addr[i]);
+        int irq = i == 0 ? NPCM7XX_GMAC1_IRQ : NPCM7XX_GMAC2_IRQ;
+        /*
+         * N.B. The values for the second argument sysbus_connect_irq are
+         * chosen to match the registration order in npcm7xx_emc_realize.
+         */
+        sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, irq));
+    }
+
     /*
      * Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
      * specified, but this is a programming error.
@@ -765,8 +799,6 @@ static void npcm7xx_realize(DeviceState *dev, Error **errp)
     create_unimplemented_device("npcm7xx.siox[2]",      0xf0102000,   4 * KiB);
     create_unimplemented_device("npcm7xx.ahbpci",       0xf0400000,   1 * MiB);
     create_unimplemented_device("npcm7xx.mcphy",        0xf05f0000,  64 * KiB);
-    create_unimplemented_device("npcm7xx.gmac1",        0xf0802000,   8 * KiB);
-    create_unimplemented_device("npcm7xx.gmac2",        0xf0804000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vcd",          0xf0810000,  64 * KiB);
     create_unimplemented_device("npcm7xx.ece",          0xf0820000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vdma",         0xf0822000,   8 * KiB);
diff --git a/include/hw/arm/npcm7xx.h b/include/hw/arm/npcm7xx.h index cec3792a2e..9e5cf639a2 100644
--- a/include/hw/arm/npcm7xx.h
+++ b/include/hw/arm/npcm7xx.h
@@ -30,6 +30,7 @@
 #include "hw/misc/npcm7xx_pwm.h"
 #include "hw/misc/npcm7xx_rng.h"
 #include "hw/net/npcm7xx_emc.h"
+#include "hw/net/npcm_gmac.h"
 #include "hw/nvram/npcm7xx_otp.h"
 #include "hw/timer/npcm7xx_timer.h"
 #include "hw/ssi/npcm7xx_fiu.h"
@@ -105,6 +106,7 @@ struct NPCM7xxState {
     OHCISysBusState     ohci;
     NPCM7xxFIUState     fiu[2];
     NPCM7xxEMCState     emc[2];
+    NPCMGMACState       gmac[2];
     NPCM7xxPCIMBoxState pci_mbox;
     NPCM7xxSDHCIState   mmc;
     NPCMPSPIState       pspi[2];
--
2.42.0.820.g83a721a137-goog

Signed-off-by: Tyrone Ting <kfting@nuvoton.com>











Reviewed-by: Tyrone Ting <kfting@nuvoton.com>
diff mbox series

Patch

diff --git a/hw/arm/npcm7xx.c b/hw/arm/npcm7xx.c
index c9e87162cb..12e11250e1 100644
--- a/hw/arm/npcm7xx.c
+++ b/hw/arm/npcm7xx.c
@@ -91,6 +91,7 @@  enum NPCM7xxInterrupt {
     NPCM7XX_GMAC1_IRQ           = 14,
     NPCM7XX_EMC1RX_IRQ          = 15,
     NPCM7XX_EMC1TX_IRQ,
+    NPCM7XX_GMAC2_IRQ,
     NPCM7XX_MMC_IRQ             = 26,
     NPCM7XX_PSPI2_IRQ           = 28,
     NPCM7XX_PSPI1_IRQ           = 31,
@@ -234,6 +235,12 @@  static const hwaddr npcm7xx_pspi_addr[] = {
     0xf0201000,
 };
 
+/* Register base address for each GMAC Module */
+static const hwaddr npcm7xx_gmac_addr[] = {
+    0xf0802000,
+    0xf0804000,
+};
+
 static const struct {
     hwaddr regs_addr;
     uint32_t unconnected_pins;
@@ -462,6 +469,10 @@  static void npcm7xx_init(Object *obj)
         object_initialize_child(obj, "pspi[*]", &s->pspi[i], TYPE_NPCM_PSPI);
     }
 
+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        object_initialize_child(obj, "gmac[*]", &s->gmac[i], TYPE_NPCM_GMAC);
+    }
+
     object_initialize_child(obj, "pci-mbox", &s->pci_mbox,
                             TYPE_NPCM7XX_PCI_MBOX);
     object_initialize_child(obj, "mmc", &s->mmc, TYPE_NPCM7XX_SDHCI);
@@ -695,6 +706,29 @@  static void npcm7xx_realize(DeviceState *dev, Error **errp)
         sysbus_connect_irq(sbd, 1, npcm7xx_irq(s, rx_irq));
     }
 
+    /*
+     * GMAC Modules. Cannot fail.
+     */
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(npcm7xx_gmac_addr) != ARRAY_SIZE(s->gmac));
+    QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->gmac) != 2);
+    for (i = 0; i < ARRAY_SIZE(s->gmac); i++) {
+        SysBusDevice *sbd = SYS_BUS_DEVICE(&s->gmac[i]);
+
+        /*
+         * The device exists regardless of whether it's connected to a QEMU
+         * netdev backend. So always instantiate it even if there is no
+         * backend.
+         */
+        sysbus_realize(sbd, &error_abort);
+        sysbus_mmio_map(sbd, 0, npcm7xx_gmac_addr[i]);
+        int irq = i == 0 ? NPCM7XX_GMAC1_IRQ : NPCM7XX_GMAC2_IRQ;
+        /*
+         * N.B. The values for the second argument sysbus_connect_irq are
+         * chosen to match the registration order in npcm7xx_emc_realize.
+         */
+        sysbus_connect_irq(sbd, 0, npcm7xx_irq(s, irq));
+    }
+
     /*
      * Flash Interface Unit (FIU). Can fail if incorrect number of chip selects
      * specified, but this is a programming error.
@@ -765,8 +799,6 @@  static void npcm7xx_realize(DeviceState *dev, Error **errp)
     create_unimplemented_device("npcm7xx.siox[2]",      0xf0102000,   4 * KiB);
     create_unimplemented_device("npcm7xx.ahbpci",       0xf0400000,   1 * MiB);
     create_unimplemented_device("npcm7xx.mcphy",        0xf05f0000,  64 * KiB);
-    create_unimplemented_device("npcm7xx.gmac1",        0xf0802000,   8 * KiB);
-    create_unimplemented_device("npcm7xx.gmac2",        0xf0804000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vcd",          0xf0810000,  64 * KiB);
     create_unimplemented_device("npcm7xx.ece",          0xf0820000,   8 * KiB);
     create_unimplemented_device("npcm7xx.vdma",         0xf0822000,   8 * KiB);
diff --git a/include/hw/arm/npcm7xx.h b/include/hw/arm/npcm7xx.h
index cec3792a2e..9e5cf639a2 100644
--- a/include/hw/arm/npcm7xx.h
+++ b/include/hw/arm/npcm7xx.h
@@ -30,6 +30,7 @@ 
 #include "hw/misc/npcm7xx_pwm.h"
 #include "hw/misc/npcm7xx_rng.h"
 #include "hw/net/npcm7xx_emc.h"
+#include "hw/net/npcm_gmac.h"
 #include "hw/nvram/npcm7xx_otp.h"
 #include "hw/timer/npcm7xx_timer.h"
 #include "hw/ssi/npcm7xx_fiu.h"
@@ -105,6 +106,7 @@  struct NPCM7xxState {
     OHCISysBusState     ohci;
     NPCM7xxFIUState     fiu[2];
     NPCM7xxEMCState     emc[2];
+    NPCMGMACState       gmac[2];
     NPCM7xxPCIMBoxState pci_mbox;
     NPCM7xxSDHCIState   mmc;
     NPCMPSPIState       pspi[2];