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From: Girish Pathak <girish.pathak@arm.com>
To: edk2-devel@lists.01.org
Cc: ard.biesheuvel@linaro.org, leif.lindholm@linaro.org,
	Matteo.Carlini@arm.com, Stephanie.Hughes-Fitt@arm.com,
	nd@arm.com, Arvind.Chauhan@arm.com, Daniil.Egranov@arm.com,
	thomas.abraham@arm.com
Subject: [PATCH edk2-platforms v4 05/17] ARM/VExpressPkg: Add and update debug ASSERTS
Date: Thu,  5 Apr 2018 19:07:51 +0100	[thread overview]
Message-ID: <20180405180803.33684-6-girish.pathak@arm.com> (raw)
In-Reply-To: <20180405180803.33684-1-girish.pathak@arm.com>

From: Girish Pathak <girish.pathak at arm.com>

This change adds some debug assertions e.g to catch NULL pointer errors
missing in PL11Lcd and HdLcd platform libraries.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Girish Pathak <girish.pathak@arm.com>
Signed-off-by: Evan Lloyd <evan.lloyd@arm.com>
---

Notes:
    V3:
    - Use ASSERT_EFI_ERROR (Status) in place of ASSERT (FALSE)   [Ard]
    
      Done                                                       [Girish]

 Platform/ARM/VExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c       | 22 +++++++++++++++++-
 Platform/ARM/VExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c | 24 +++++++++++++++++++-
 2 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/Platform/ARM/VExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c b/Platform/ARM/VExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
index 80603f04df3793b8b62196990c846de9ba8f130d..5247b8e038ac45ba800d0f6c79f8718c99b951da 100644
--- a/Platform/ARM/VExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
+++ b/Platform/ARM/VExpressPkg/Library/HdLcdArmVExpressLib/HdLcdArmVExpress.c
@@ -153,6 +153,9 @@ LcdPlatformGetVram (
   EFI_STATUS              Status;
   EFI_ALLOCATE_TYPE       AllocationType;
 
+  ASSERT (VramBaseAddress != NULL);
+  ASSERT (VramSize != NULL);
+
   // Set the vram size
   *VramSize = LCD_VRAM_SIZE;
 
@@ -171,6 +174,7 @@ LcdPlatformGetVram (
                   VramBaseAddress
                   );
   if (EFI_ERROR (Status)) {
+    ASSERT_EFI_ERROR (Status);
     return Status;
   }
 
@@ -181,8 +185,8 @@ LcdPlatformGetVram (
                   *VramSize,
                   EFI_MEMORY_WC
                   );
-  ASSERT_EFI_ERROR (Status);
   if (EFI_ERROR (Status)) {
+    ASSERT_EFI_ERROR (Status);
     gBS->FreePages (*VramBaseAddress, EFI_SIZE_TO_PAGES (*VramSize));
     return Status;
   }
@@ -221,6 +225,7 @@ LcdPlatformSetMode (
   EFI_STATUS            Status;
 
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -279,7 +284,10 @@ LcdPlatformQueryMode (
   OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  *Info
   )
 {
+  ASSERT (Info != NULL);
+
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -343,7 +351,18 @@ LcdPlatformGetTimings (
   OUT UINT32*                             VFrontPorch
   )
 {
+  // One of the pointers is NULL
+  ASSERT (HRes != NULL);
+  ASSERT (HSync != NULL);
+  ASSERT (HBackPorch != NULL);
+  ASSERT (HFrontPorch != NULL);
+  ASSERT (VRes != NULL);
+  ASSERT (VSync != NULL);
+  ASSERT (VBackPorch != NULL);
+  ASSERT (VFrontPorch != NULL);
+
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -376,6 +395,7 @@ LcdPlatformGetBpp (
   )
 {
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
diff --git a/Platform/ARM/VExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c b/Platform/ARM/VExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
index 3e3102623ebc46cbe31b7f3500021f53f2281d1b..3d2ec7b1bf658a5fd644cd82fd1341245ba0f5d3 100644
--- a/Platform/ARM/VExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
+++ b/Platform/ARM/VExpressPkg/Library/PL111LcdArmVExpressLib/PL111LcdArmVExpress.c
@@ -205,6 +205,9 @@ LcdPlatformGetVram (
 
   Status = EFI_SUCCESS;
 
+  ASSERT (VramBaseAddress != NULL);
+  ASSERT (VramSize != NULL);
+
   // Is it on the motherboard or on the daughterboard?
   switch (PL111_CLCD_SITE) {
 
@@ -225,6 +228,7 @@ LcdPlatformGetVram (
                     VramBaseAddress
                     );
     if (EFI_ERROR (Status)) {
+      ASSERT_EFI_ERROR (Status);
       return Status;
     }
 
@@ -235,8 +239,8 @@ LcdPlatformGetVram (
                     *VramSize,
                     EFI_MEMORY_WC
                     );
-    ASSERT_EFI_ERROR (Status);
     if (EFI_ERROR (Status)) {
+      ASSERT_EFI_ERROR (Status);
       gBS->FreePages (*VramBaseAddress, EFI_SIZE_TO_PAGES (*VramSize));
       return Status;
     }
@@ -294,6 +298,7 @@ LcdPlatformSetMode (
   UINT32                SysId;
 
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -369,7 +374,10 @@ LcdPlatformQueryMode (
   OUT EFI_GRAPHICS_OUTPUT_MODE_INFORMATION  *Info
   )
 {
+  ASSERT (Info != NULL);
+
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -433,7 +441,18 @@ LcdPlatformGetTimings (
   OUT UINT32*                             VFrontPorch
   )
 {
+  // One of the pointers is NULL
+  ASSERT (HRes != NULL);
+  ASSERT (HSync != NULL);
+  ASSERT (HBackPorch != NULL);
+  ASSERT (HFrontPorch != NULL);
+  ASSERT (VRes != NULL);
+  ASSERT (VSync != NULL);
+  ASSERT (VBackPorch != NULL);
+  ASSERT (VFrontPorch != NULL);
+
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
@@ -465,7 +484,10 @@ LcdPlatformGetBpp (
   OUT LCD_BPP  *                          Bpp
   )
 {
+  ASSERT (Bpp != NULL);
+
   if (ModeNumber >= LcdPlatformGetMaxMode ()) {
+    ASSERT (FALSE);
     return EFI_INVALID_PARAMETER;
   }
 
-- 
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'




  parent reply	other threads:[~2018-04-05 18:08 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-05 18:07 [PATCH edk2-platforms v4 00/17] Update GOP Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 01/17] ARM/VExpressPkg: Fix MODULE_TYPE of HDLCD/PL111 platform libraries Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 02/17] ARM/VExpressPkg: Tidy HDLCD and PL11LCD platform Lib: Coding standard Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 03/17] ARM/VExpressPkg: Tidy HdLcd/PL111Lcd code: Updated comments Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 04/17] ARM/VExpressPkg: Remove unused PcdPL111LcdMaxMode from HDLCD inf Girish Pathak
2018-04-23 17:03   ` Leif Lindholm
2018-04-23 17:07     ` Girish Pathak
2018-04-23 17:10       ` Leif Lindholm
2018-04-05 18:07 ` Girish Pathak [this message]
2018-04-05 18:07 ` [PATCH edk2-platforms v4 06/17] ARM/VExpressPkg: PL111Lcd/HdLcd plaform libs: Minor code cleanup Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 07/17] ARM/VExpressPkg: PL111 and HDLCD: Use FixedPcdGet32 Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 08/17] ARM/VExpressPkg: HdLcdArmVExpressLib: Remove status check EFI_TIMEOUT Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 09/17] ARM/VExpressPkg: HdLcdArmVExpressLib: Remove redundant Bpp Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 10/17] ARM/VExpressPkg: Redefine LcdPlatformGetTimings function Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 11/17] ARM/VExpressPkg: PL111 and HDLCD: Add PCD to select pixel format Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 12/17] ARM/VExpressPkg: Allocate framebuffer using EfiReservedMemoryType Girish Pathak
2018-04-05 18:07 ` [PATCH edk2-platforms v4 13/17] ARM/VExpressPkg: Reserving framebuffer at build Girish Pathak
2018-04-05 18:08 ` [PATCH edk2-platforms v4 14/17] ARM/VExpressPkg: Set EFI_MEMORY_XP flag on GOP framebuffer Girish Pathak
2018-04-05 18:08 ` [PATCH edk2-platforms v4 15/17] ARM/VExpressPkg: New DP500/DP550/DP650 platform library Girish Pathak
2018-04-05 18:08 ` [PATCH edk2-platforms v4 16/17] ARM/JunoPkg: Adding SCMI MTL library Girish Pathak
2018-04-05 18:08 ` [PATCH edk2-platforms v4 17/17] ARM/JunoPkg: Add HDLCD platform library Girish Pathak
2018-04-23 13:00 ` [PATCH edk2-platforms v4 00/17] Update GOP Leif Lindholm

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