============================8<============================
=> hob
HOB list address: 0x3f420000
No. | Address | Type | Length in Bytes
-----|----------|----------------------|-----------------
0 | 3f420000 | Hand-off | 56
1 | 3f420038 | GUID Extension | 240
2 | 3f420128 | GUID Extension | 728
3 | 3f420400 | GUID Extension | 120
4 | 3f420478 | Resource Descriptor | 48
5 | 3f4204a8 | Resource Descriptor | 48
6 | 3f4204d8 | Resource Descriptor | 48
7 | 3f420508 | Resource Descriptor | 48
8 | 3f420538 | Resource Descriptor | 48
9 | 3f420568 | Resource Descriptor | 48
10 | 3f420598 | Memory Allocation | 48
11 | 3f4205c8 | Memory Allocation | 48
12 | 3f4205f8 | Memory Allocation | 48
13 | 3f420628 | GUID Extension | 4120
14 | 3f421640 | Memory Allocation | 48
15 | 3f421670 | GUID Extension | 432
16 | 3f421820 | Memory Allocation | 48
17 | 3f421850 | Memory Allocation | 48
18 | 3f421880 | Memory Allocation | 48
19 | 3f4218b0 | Memory Allocation | 48
20 | 3f4218e0 | Memory Allocation | 48
21 | 3f421910 | Memory Allocation | 48
22 | 3f421940 | Memory Pool | 24
23 | 3f421958 | Memory Allocation | 48
24 | 3f421988 | Memory Allocation | 48
25 | 3f4219b8 | Memory Allocation | 48
26 | 3f4219e8 | Memory Pool | 1032
27 | 3f421df0 | Memory Allocation | 48
28 | 3f421e20 | Memory Pool | 272
============================>8============================
Signed-off-by: Bin Meng <bmeng...@gmail.com>
---
arch/x86/lib/Makefile | 1 +
arch/x86/lib/cmd_hob.c | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 72 insertions(+)
create mode 100644 arch/x86/lib/cmd_hob.c
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 55de788..73262d7 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -10,6 +10,7 @@ obj-y += bios_asm.o
obj-y += bios_interrupts.o
obj-$(CONFIG_CMD_BOOTM) += bootm.o
obj-y += cmd_boot.o
+obj-$(CONFIG_HAVE_FSP) += cmd_hob.o
obj-y += gcc.o
obj-y += init_helpers.o
obj-y += interrupts.o
diff --git a/arch/x86/lib/cmd_hob.c b/arch/x86/lib/cmd_hob.c
new file mode 100644
index 0000000..bf3bd83
--- /dev/null
+++ b/arch/x86/lib/cmd_hob.c
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2014, Bin Meng <bmeng...@gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <linux/compiler.h>
+#include <asm/arch/fsp/fsp_support.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define HOB_TYPE_MIN 0
+#define HOB_TYPE_MAX 11
+
+static char *hob_type[] = {
+ "reserved",
+ "Hand-off",
+ "Memory Allocation",
+ "Resource Descriptor",
+ "GUID Extension",
+ "Firmware Volumn",
+ "CPU",
+ "Memory Pool",
+ "reserved",
+ "Firmware Volumn 2",
+ "Load PEIM Unused",
+ "UEFI Capsule",
+};
+
+int do_hob(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+ EFI_PEI_HOB_POINTERS hob;
+ UINT16 type;
+ char *desc;
+ int i = 0;
+
+ hob.Raw = (UINT8 *)gd->arch.hob_list;
+
+ printf("HOB list address: 0x%08x\n\n", (unsigned int)hob.Raw);
+
+ printf(" No. | Address | Type | Length in Bytes \n");
+ printf("-----|----------|----------------------|-----------------\n");
+ while (!END_OF_HOB_LIST(hob)) {
+ printf(" %-3d | %08x |", i, (unsigned int)hob.Raw);
+ type = hob.Header->HobType;
+ if (type == EFI_HOB_TYPE_UNUSED)
+ desc = "*Unused*";
+ else if (type == EFI_HOB_TYPE_END_OF_HOB_LIST)
+ desc = "**END OF HOB**";
+ else if (type >= HOB_TYPE_MIN && type <= HOB_TYPE_MAX)
+ desc = hob_type[type];
+ else
+ desc = "!!!Invalid Type!!!";
+ printf(" %-20s |", desc);
+ printf(" %-15d \n", hob.Header->HobLength);
+ hob.Raw = GET_NEXT_HOB(hob);
+ i++;
+ }
+
+ return 0;
+}
+
+/* -------------------------------------------------------------------- */
+
+U_BOOT_CMD(
+ hob, 1, 1, do_hob,
+ "print FSP Hand-Off Block information",
+ ""
+);
--
1.8.2.1
_______________________________________________
U-Boot mailing list
U-Boot@lists.denx.de
http://lists.denx.de/mailman/listinfo/u-boot
