[PATCH 07/24] aspeed: Integrate HACE

[Cédric Le Goater]

From: Joel Stanley <joel@jms.id.au>

Add the hash and crypto engine model to the Aspeed socs.

Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20210324070955.125941-3-joel@jms.id.au>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
---
 docs/system/arm/aspeed.rst  |  2 +-
 include/hw/arm/aspeed_soc.h |  3 +++
 hw/arm/aspeed_ast2600.c     | 15 +++++++++++++++
 hw/arm/aspeed_soc.c         | 16 ++++++++++++++++
 4 files changed, 35 insertions(+), 1 deletion(-)

diff --git a/docs/system/arm/aspeed.rst b/docs/system/arm/aspeed.rst
index d1fb8f25b39c..f9466e6d8245 100644
--- a/docs/system/arm/aspeed.rst
+++ b/docs/system/arm/aspeed.rst
@@ -49,6 +49,7 @@ Supported devices
  * Ethernet controllers
  * Front LEDs (PCA9552 on I2C bus)
  * LPC Peripheral Controller (a subset of subdevices are supported)
+ * Hash/Crypto Engine (HACE) - Hash support only, no scatter-gather
 
 
 Missing devices
@@ -59,7 +60,6 @@ Missing devices
  * PWM and Fan Controller
  * Slave GPIO Controller
  * Super I/O Controller
- * Hash/Crypto Engine
  * PCI-Express 1 Controller
  * Graphic Display Controller
  * PECI Controller
diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h
index 9359d6da336d..d9161d26d645 100644
--- a/include/hw/arm/aspeed_soc.h
+++ b/include/hw/arm/aspeed_soc.h
@@ -21,6 +21,7 @@
 #include "hw/rtc/aspeed_rtc.h"
 #include "hw/i2c/aspeed_i2c.h"
 #include "hw/ssi/aspeed_smc.h"
+#include "hw/misc/aspeed_hace.h"
 #include "hw/watchdog/wdt_aspeed.h"
 #include "hw/net/ftgmac100.h"
 #include "target/arm/cpu.h"
@@ -50,6 +51,7 @@ struct AspeedSoCState {
     AspeedTimerCtrlState timerctrl;
     AspeedI2CState i2c;
     AspeedSCUState scu;
+    AspeedHACEState hace;
     AspeedXDMAState xdma;
     AspeedSMCState fmc;
     AspeedSMCState spi[ASPEED_SPIS_NUM];
@@ -133,6 +135,7 @@ enum {
     ASPEED_DEV_XDMA,
     ASPEED_DEV_EMMC,
     ASPEED_DEV_KCS,
+    ASPEED_DEV_HACE,
 };
 
 #endif /* ASPEED_SOC_H */
diff --git a/hw/arm/aspeed_ast2600.c b/hw/arm/aspeed_ast2600.c
index 2a1255b6a042..e0fbb020c770 100644
--- a/hw/arm/aspeed_ast2600.c
+++ b/hw/arm/aspeed_ast2600.c
@@ -42,6 +42,7 @@ static const hwaddr aspeed_soc_ast2600_memmap[] = {
     [ASPEED_DEV_ETH2]      = 0x1E680000,
     [ASPEED_DEV_ETH4]      = 0x1E690000,
     [ASPEED_DEV_VIC]       = 0x1E6C0000,
+    [ASPEED_DEV_HACE]      = 0x1E6D0000,
     [ASPEED_DEV_SDMC]      = 0x1E6E0000,
     [ASPEED_DEV_SCU]       = 0x1E6E2000,
     [ASPEED_DEV_XDMA]      = 0x1E6E7000,
@@ -102,6 +103,7 @@ static const int aspeed_soc_ast2600_irqmap[] = {
     [ASPEED_DEV_I2C]       = 110,   /* 110 -> 125 */
     [ASPEED_DEV_ETH1]      = 2,
     [ASPEED_DEV_ETH2]      = 3,
+    [ASPEED_DEV_HACE]      = 4,
     [ASPEED_DEV_ETH3]      = 32,
     [ASPEED_DEV_ETH4]      = 33,
     [ASPEED_DEV_KCS]       = 138,   /* 138 -> 142 */
@@ -213,6 +215,9 @@ static void aspeed_soc_ast2600_init(Object *obj)
                             TYPE_SYSBUS_SDHCI);
 
     object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC);
+
+    snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
+    object_initialize_child(obj, "hace", &s->hace, typename);
 }
 
 /*
@@ -494,6 +499,16 @@ static void aspeed_soc_ast2600_realize(DeviceState *dev, 
Error **errp)
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4,
                        qdev_get_gpio_in(DEVICE(&s->a7mpcore),
                                 sc->irqmap[ASPEED_DEV_KCS] + 
aspeed_lpc_kcs_4));
+
+    /* HACE */
+    object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
+                             &error_abort);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->hace), 0, sc->memmap[ASPEED_DEV_HACE]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
+                       aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
 }
 
 static void aspeed_soc_ast2600_class_init(ObjectClass *oc, void *data)
diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index 817f3ba63dfd..8ed29113f79f 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -34,6 +34,7 @@ static const hwaddr aspeed_soc_ast2400_memmap[] = {
     [ASPEED_DEV_VIC]    = 0x1E6C0000,
     [ASPEED_DEV_SDMC]   = 0x1E6E0000,
     [ASPEED_DEV_SCU]    = 0x1E6E2000,
+    [ASPEED_DEV_HACE]   = 0x1E6E3000,
     [ASPEED_DEV_XDMA]   = 0x1E6E7000,
     [ASPEED_DEV_VIDEO]  = 0x1E700000,
     [ASPEED_DEV_ADC]    = 0x1E6E9000,
@@ -65,6 +66,7 @@ static const hwaddr aspeed_soc_ast2500_memmap[] = {
     [ASPEED_DEV_VIC]    = 0x1E6C0000,
     [ASPEED_DEV_SDMC]   = 0x1E6E0000,
     [ASPEED_DEV_SCU]    = 0x1E6E2000,
+    [ASPEED_DEV_HACE]   = 0x1E6E3000,
     [ASPEED_DEV_XDMA]   = 0x1E6E7000,
     [ASPEED_DEV_ADC]    = 0x1E6E9000,
     [ASPEED_DEV_VIDEO]  = 0x1E700000,
@@ -117,6 +119,7 @@ static const int aspeed_soc_ast2400_irqmap[] = {
     [ASPEED_DEV_ETH2]   = 3,
     [ASPEED_DEV_XDMA]   = 6,
     [ASPEED_DEV_SDHCI]  = 26,
+    [ASPEED_DEV_HACE]   = 4,
 };
 
 #define aspeed_soc_ast2500_irqmap aspeed_soc_ast2400_irqmap
@@ -212,6 +215,9 @@ static void aspeed_soc_init(Object *obj)
     }
 
     object_initialize_child(obj, "lpc", &s->lpc, TYPE_ASPEED_LPC);
+
+    snprintf(typename, sizeof(typename), "aspeed.hace-%s", socname);
+    object_initialize_child(obj, "hace", &s->hace, typename);
 }
 
 static void aspeed_soc_realize(DeviceState *dev, Error **errp)
@@ -421,6 +427,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error 
**errp)
 
     sysbus_connect_irq(SYS_BUS_DEVICE(&s->lpc), 1 + aspeed_lpc_kcs_4,
                        qdev_get_gpio_in(DEVICE(&s->lpc), aspeed_lpc_kcs_4));
+
+    /* HACE */
+    object_property_set_link(OBJECT(&s->hace), "dram", OBJECT(s->dram_mr),
+                             &error_abort);
+    if (!sysbus_realize(SYS_BUS_DEVICE(&s->hace), errp)) {
+        return;
+    }
+    sysbus_mmio_map(SYS_BUS_DEVICE(&s->hace), 0, sc->memmap[ASPEED_DEV_HACE]);
+    sysbus_connect_irq(SYS_BUS_DEVICE(&s->hace), 0,
+                       aspeed_soc_get_irq(s, ASPEED_DEV_HACE));
 }
 static Property aspeed_soc_properties[] = {
     DEFINE_PROP_LINK("dram", AspeedSoCState, dram_mr, TYPE_MEMORY_REGION,
-- 
2.26.3