hw/watchdog/wdt_aspeed: Log unimplemented registers as UNIMP level

Add more Aspeed watchdog registers from [*].

Since guests can righteously access them, log the access at
'unimplemented' level instead of 'guest-errors'.

[*] https://github.com/AspeedTech-BMC/zephyr/blob/v00.01.08/drivers/watchdog/wdt_aspeed.c#L31

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Delevoryas <peter@pjd.dev>
Signed-off-by: Cédric Le Goater <clg@kaod.org>

diff --git a/hw/watchdog/wdt_aspeed.c b/hw/watchdog/wdt_aspeed.c
index eefca31ae4678c7a3979693c0ec67a409659dbe6..d267aa185c1cfc8e0b1875d439cc4cf0cc82d46d 100644 (file)
--- a/hw/watchdog/wdt_aspeed.c
+++ b/hw/watchdog/wdt_aspeed.c
@@ -42,6 +42,11 @@
 #define     WDT_PUSH_PULL_MAGIC         (0xA8 << 24)
 #define     WDT_OPEN_DRAIN_MAGIC        (0x8A << 24)
 #define WDT_RESET_MASK1                 (0x1c / 4)
+#define WDT_RESET_MASK2                 (0x20 / 4)
+
+#define WDT_SW_RESET_CTRL               (0x24 / 4)
+#define WDT_SW_RESET_MASK1              (0x28 / 4)
+#define WDT_SW_RESET_MASK2              (0x2c / 4)
 
 #define WDT_TIMEOUT_STATUS              (0x10 / 4)
 #define WDT_TIMEOUT_CLEAR               (0x14 / 4)
@@ -83,6 +88,10 @@ static uint64_t aspeed_wdt_read(void *opaque, hwaddr offset, unsigned size)
         return s->regs[WDT_RESET_MASK1];
     case WDT_TIMEOUT_STATUS:
     case WDT_TIMEOUT_CLEAR:
+    case WDT_RESET_MASK2:
+    case WDT_SW_RESET_CTRL:
+    case WDT_SW_RESET_MASK1:
+    case WDT_SW_RESET_MASK2:
         qemu_log_mask(LOG_UNIMP,
                       "%s: uninmplemented read at offset 0x%" HWADDR_PRIx "\n",
                       __func__, offset);
@@ -190,6 +199,10 @@ static void aspeed_wdt_write(void *opaque, hwaddr offset, uint64_t data,
 
     case WDT_TIMEOUT_STATUS:
     case WDT_TIMEOUT_CLEAR:
+    case WDT_RESET_MASK2:
+    case WDT_SW_RESET_CTRL:
+    case WDT_SW_RESET_MASK1:
+    case WDT_SW_RESET_MASK2:
         qemu_log_mask(LOG_UNIMP,
                       "%s: uninmplemented write at offset 0x%" HWADDR_PRIx "\n",
                       __func__, offset);

diff --git a/include/hw/watchdog/wdt_aspeed.h b/include/hw/watchdog/wdt_aspeed.h
index db91ee6b51261af451fe6e4d67fbe030750febdd..e90ef86651e8a3b93ecfbb5e18274486e3b3d649 100644 (file)
--- a/include/hw/watchdog/wdt_aspeed.h
+++ b/include/hw/watchdog/wdt_aspeed.h
@@ -21,7 +21,7 @@ OBJECT_DECLARE_TYPE(AspeedWDTState, AspeedWDTClass, ASPEED_WDT)
 #define TYPE_ASPEED_2600_WDT TYPE_ASPEED_WDT "-ast2600"
 #define TYPE_ASPEED_1030_WDT TYPE_ASPEED_WDT "-ast1030"
 
-#define ASPEED_WDT_REGS_MAX        (0x20 / 4)
+#define ASPEED_WDT_REGS_MAX        (0x30 / 4)
 
 struct AspeedWDTState {
     /*< private >*/