From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-x22b.google.com (mail-pg0-x22b.google.com [IPv6:2607:f8b0:400e:c05::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id D3E5121DF9662 for ; Wed, 2 Aug 2017 07:01:47 -0700 (PDT) Received: by mail-pg0-x22b.google.com with SMTP id v189so21576221pgd.2 for ; Wed, 02 Aug 2017 07:03:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=OzZbQzqy9XOy4hScnBnczPeimrbxcUw2uV7ZVDGm2D0=; b=ilppm+4XkypslQL/35SPIbHa/W0Fo3Thg3kXWxsg/XtXVpKunJcsMDHHlxIOrgWaX2 lUJQtsFrXQcYd3quyaQkCQQMJAsHSewNYzxzFYStgeW6i6fVXl0uaJH5qJMm6R1+iyt6 TXh2mJhN4PCVafgRo49ImaSw2aluUBuRNmaLU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=OzZbQzqy9XOy4hScnBnczPeimrbxcUw2uV7ZVDGm2D0=; b=TPx9N+6nQEm3DmPKtJVZCLRcFpSy2VtObdGjabBZOO2r77+sYpEh8RHNuQyPHeOf96 M+jvHfPOJQ21rhiS/sdbv9F2RlOwK7+lmCmbA8LxjnHwy6i8H55zCcGJ2zD/6a7UQtRR wwmITa+w2tsimX92q5Ci2o8eW5GCNxC17vlxqJPXtU6v9j8+G1jrsVvpAgRHUYyXlfKd mqvafUR/5YWy4jBRKWgwGIX2jso5yp61so5bN9gfNAeEiQ9JYp4FLY58pqchdgGxQLlB aRwMjxvgwG84nOEfmoytbsNXyE7S/NqeicXNcszAwhZmEcVu6fqrFDB98dXBgTfMUDT7 V1sw== X-Gm-Message-State: AIVw112dTfblIPI+E1FbGjeHwrzBZqP5fji/RW01dK6Z8Q2tyYEgbsQZ ZVcgEQ+n4t92UoJ8 X-Received: by 10.84.248.78 with SMTP id e14mr24833145pln.459.1501682637988; Wed, 02 Aug 2017 07:03:57 -0700 (PDT) Received: from localhost.localdomain ([113.53.228.63]) by smtp.gmail.com with ESMTPSA id r25sm10554851pgu.7.2017.08.02.07.03.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 02 Aug 2017 07:03:57 -0700 (PDT) From: Jun Nie To: haojian.zhuang@linaro.org, leif.lindholm@linaro.org, ard.biesheuvel@linaro.org, edk2-devel@lists.01.org, linaro-uefi@lists.linaro.org Cc: shawn.guo@linaro.org, jason.liu@linaro.org, Jun Nie Date: Wed, 2 Aug 2017 22:03:40 +0800 Message-Id: <1501682622-8223-1-git-send-email-jun.nie@linaro.org> X-Mailer: git-send-email 1.9.1 Subject: [PATCH v5 1/3] EmbeddedPkg/AndroidFastboot: split android boot header X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Aug 2017 14:01:48 -0000 Split android boot header definition to share code among different applications and libraries. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jun Nie --- .../Application/AndroidFastboot/AndroidBootImg.c | 35 ++----------- .../AndroidFastboot/AndroidFastbootApp.h | 1 + .../AndroidFastboot/Arm/BootAndroidBootImg.c | 2 +- EmbeddedPkg/Include/Library/AndroidBootImgLib.h | 58 ++++++++++++++++++++++ 4 files changed, 65 insertions(+), 31 deletions(-) create mode 100644 EmbeddedPkg/Include/Library/AndroidBootImgLib.h diff --git a/EmbeddedPkg/Application/AndroidFastboot/AndroidBootImg.c b/EmbeddedPkg/Application/AndroidFastboot/AndroidBootImg.c index f3e770b..2f7f093 100644 --- a/EmbeddedPkg/Application/AndroidFastboot/AndroidBootImg.c +++ b/EmbeddedPkg/Application/AndroidFastboot/AndroidBootImg.c @@ -14,32 +14,6 @@ #include "AndroidFastbootApp.h" -#define BOOT_MAGIC "ANDROID!" -#define BOOT_MAGIC_LENGTH sizeof (BOOT_MAGIC) - 1 - -// Check Val (unsigned) is a power of 2 (has only one bit set) -#define IS_POWER_OF_2(Val) (Val != 0 && ((Val & (Val - 1)) == 0)) - -// No documentation for this really - sizes of fields has been determined -// empirically. -#pragma pack(1) -typedef struct { - CHAR8 BootMagic[BOOT_MAGIC_LENGTH]; - UINT32 KernelSize; - UINT32 KernelAddress; - UINT32 RamdiskSize; - UINT32 RamdiskAddress; - UINT32 SecondStageBootloaderSize; - UINT32 SecondStageBootloaderAddress; - UINT32 KernelTaggsAddress; - UINT32 PageSize; - UINT32 Reserved[2]; - CHAR8 ProductName[16]; - CHAR8 KernelArgs[BOOTIMG_KERNEL_ARGS_SIZE]; - UINT32 Id[32]; -} ANDROID_BOOTIMG_HEADER; -#pragma pack() - // Find the kernel and ramdisk in an Android boot.img. // return EFI_INVALID_PARAMTER if the boot.img is invalid (i.e. doesn't have the // right magic value), @@ -64,7 +38,8 @@ ParseAndroidBootImg ( Header = (ANDROID_BOOTIMG_HEADER *) BootImg; - if (AsciiStrnCmp (Header->BootMagic, BOOT_MAGIC, BOOT_MAGIC_LENGTH) != 0) { + if (AsciiStrnCmp ((CONST CHAR8 *)Header->BootMagic, ANDROID_BOOT_MAGIC, + ANDROID_BOOT_MAGIC_LENGTH) != 0) { return EFI_INVALID_PARAMETER; } @@ -72,7 +47,7 @@ ParseAndroidBootImg ( return EFI_NOT_FOUND; } - ASSERT (IS_POWER_OF_2 (Header->PageSize)); + ASSERT (IS_VALID_ANDROID_PAGE_SIZE (Header->PageSize)); *KernelSize = Header->KernelSize; *Kernel = BootImgBytePtr + Header->PageSize; @@ -84,8 +59,8 @@ ParseAndroidBootImg ( + ALIGN_VALUE (Header->KernelSize, Header->PageSize)); } - AsciiStrnCpyS (KernelArgs, BOOTIMG_KERNEL_ARGS_SIZE, Header->KernelArgs, - BOOTIMG_KERNEL_ARGS_SIZE); + AsciiStrnCpyS (KernelArgs, ANDROID_BOOTIMG_KERNEL_ARGS_SIZE, Header->KernelArgs, + ANDROID_BOOTIMG_KERNEL_ARGS_SIZE); return EFI_SUCCESS; } diff --git a/EmbeddedPkg/Application/AndroidFastboot/AndroidFastbootApp.h b/EmbeddedPkg/Application/AndroidFastboot/AndroidFastbootApp.h index f62660f..e4c5aa3 100644 --- a/EmbeddedPkg/Application/AndroidFastboot/AndroidFastbootApp.h +++ b/EmbeddedPkg/Application/AndroidFastboot/AndroidFastbootApp.h @@ -15,6 +15,7 @@ #ifndef __ANDROID_FASTBOOT_APP_H__ #define __ANDROID_FASTBOOT_APP_H__ +#include #include #include #include diff --git a/EmbeddedPkg/Application/AndroidFastboot/Arm/BootAndroidBootImg.c b/EmbeddedPkg/Application/AndroidFastboot/Arm/BootAndroidBootImg.c index f446cce..1d9024b 100644 --- a/EmbeddedPkg/Application/AndroidFastboot/Arm/BootAndroidBootImg.c +++ b/EmbeddedPkg/Application/AndroidFastboot/Arm/BootAndroidBootImg.c @@ -112,7 +112,7 @@ BootAndroidBootImg ( ) { EFI_STATUS Status; - CHAR8 KernelArgs[BOOTIMG_KERNEL_ARGS_SIZE]; + CHAR8 KernelArgs[ANDROID_BOOTIMG_KERNEL_ARGS_SIZE]; VOID *Kernel; UINTN KernelSize; VOID *Ramdisk; diff --git a/EmbeddedPkg/Include/Library/AndroidBootImgLib.h b/EmbeddedPkg/Include/Library/AndroidBootImgLib.h new file mode 100644 index 0000000..06da751 --- /dev/null +++ b/EmbeddedPkg/Include/Library/AndroidBootImgLib.h @@ -0,0 +1,58 @@ +/** @file + + Copyright (c) 2013-2014, ARM Ltd. All rights reserved.
+ Copyright (c) 2017, Linaro. + + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __ABOOTIMG_H__ +#define __ABOOTIMG_H__ + +#include +#include +#include + +#include +#include + +#define ANDROID_BOOTIMG_KERNEL_ARGS_SIZE 512 + +#define ANDROID_BOOT_MAGIC "ANDROID!" +#define ANDROID_BOOT_MAGIC_LENGTH (sizeof (ANDROID_BOOT_MAGIC) - 1) + +// No documentation for this really - sizes of fields has been determined +// empirically. +#pragma pack(1) +/* https://android.googlesource.com/platform/system/core/+/master/mkbootimg/bootimg.h */ +typedef struct { + UINT8 BootMagic[ANDROID_BOOT_MAGIC_LENGTH]; + UINT32 KernelSize; + UINT32 KernelAddress; + UINT32 RamdiskSize; + UINT32 RamdiskAddress; + UINT32 SecondStageBootloaderSize; + UINT32 SecondStageBootloaderAddress; + UINT32 KernelTaggsAddress; + UINT32 PageSize; + UINT32 Reserved[2]; + CHAR8 ProductName[16]; + CHAR8 KernelArgs[ANDROID_BOOTIMG_KERNEL_ARGS_SIZE]; + UINT32 Id[32]; +} ANDROID_BOOTIMG_HEADER; +#pragma pack () + +/* Check Val (unsigned) is a power of 2 (has only one bit set) */ +#define IS_POWER_OF_2(Val) ((Val) != 0 && (((Val) & ((Val) - 1)) == 0)) +/* Android boot image page size is not specified, but it should be power of 2 + * and larger than boot header */ +#define IS_VALID_ANDROID_PAGE_SIZE(Val) \ + (IS_POWER_OF_2(Val) && (Val > sizeof(ANDROID_BOOTIMG_HEADER))) +#endif /* __ABOOTIMG_H__ */ -- 1.9.1