{"id":801894,"url":"http://patchwork.ozlabs.org/api/1.2/patches/801894/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/1502862122-14771-3-git-send-email-bmeng.cn@gmail.com/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.2/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<1502862122-14771-3-git-send-email-bmeng.cn@gmail.com>","list_archive_url":null,"date":"2017-08-16T05:41:51","name":"[U-Boot,02/13] x86: fsp: Update struct common_buf for FSP spec 1.1","commit_ref":"bb737ced7fc8c6d49554fb431971df87720b0e00","pull_url":null,"state":"accepted","archived":false,"hash":"c0ff88ff73977a086578dfa70f527304dbf4fa1f","submitter":{"id":64981,"url":"http://patchwork.ozlabs.org/api/1.2/people/64981/?format=json","name":"Bin Meng","email":"bmeng.cn@gmail.com"},"delegate":{"id":56520,"url":"http://patchwork.ozlabs.org/api/1.2/users/56520/?format=json","username":"bmeng","first_name":"Bin","last_name":"Meng","email":"bmeng.cn@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/1502862122-14771-3-git-send-email-bmeng.cn@gmail.com/mbox/","series":[],"comments":"http://patchwork.ozlabs.org/api/patches/801894/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/801894/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; 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charset=\"utf-8\"","Content-Transfer-Encoding":"base64","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" "},"content":"FSP spec 1.1 adds one more member to the struct common_buf to\ndetermine the memory size that can be reserved by FSP below \"top\nof low usable memory\" for bootloader usage. This new member uses\nthe reserved space so that it is still compatible with previous\nFSP spec 1.0.\n\nA new HOB (FSP_HOB_RESOURCE_OWNER_BOOTLOADER_TOLUM_GUID) is also\npublished when common_buf.tolum_size is valid and non zero.\n\nSigned-off-by: Bin Meng \n---\n\n arch/x86/include/asm/fsp/fsp_api.h | 3 ++-\n arch/x86/include/asm/fsp/fsp_hob.h | 8 ++++++++\n 2 files changed, 10 insertions(+), 1 deletion(-)","diff":"diff --git a/arch/x86/include/asm/fsp/fsp_api.h b/arch/x86/include/asm/fsp/fsp_api.h\nindex afafb30..43f0cdb 100644\n--- a/arch/x86/include/asm/fsp/fsp_api.h\n+++ b/arch/x86/include/asm/fsp/fsp_api.h\n@@ -43,7 +43,8 @@ struct common_buf {\n \tu32\tstack_top;\n \tu32\tboot_mode;\t/* Current system boot mode */\n \tvoid\t*upd_data;\t/* User platform configuraiton data region */\n-\tu32\treserved[7];\t/* Reserved */\n+\tu32\ttolum_size;\t/* Top of low usable memory size (FSP 1.1) */\n+\tu32\treserved[6];\t/* Reserved */\n };\n \n enum fsp_phase {\ndiff --git a/arch/x86/include/asm/fsp/fsp_hob.h b/arch/x86/include/asm/fsp/fsp_hob.h\nindex 7c22bcd..8ce665e 100644\n--- a/arch/x86/include/asm/fsp/fsp_hob.h\n+++ b/arch/x86/include/asm/fsp/fsp_hob.h\n@@ -242,4 +242,12 @@ static inline u16 get_guid_hob_data_size(const struct hob_header *hdr)\n \t{ 0x82, 0xb9, 0x56, 0xa5, 0xf3, 0xe6, 0x2a, 0x07 } \\\n \t}\n \n+/* The following GUIDs are newly introduced in FSP spec 1.1 */\n+\n+#define FSP_HOB_RESOURCE_OWNER_BOOTLOADER_TOLUM_GUID \\\n+\t{ \\\n+\t0x73ff4f56, 0xaa8e, 0x4451, \\\n+\t{ 0xb3, 0x16, 0x36, 0x35, 0x36, 0x67, 0xad, 0x44 } \\\n+\t}\n+\n #endif\n","prefixes":["U-Boot","02/13"]}