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bloblist: Update the tag numbering

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Align bloblist tags with the FW handoff spec v0.9.
The most common ones are from 0.
TF related ones are from 0x100.
All non-standard ones from 0xfff000.

Added new defined tags:
BLOBLISTT_OPTEE_PAGABLE_PART for TF.
BLOBLISTT_TPM_EVLOG and BLOBLISTT_TPM_CRB_BASE for TPM.

Signed-off-by: Simon Glass <sjg@chromium.org>
Co-developed-by: Raymond Mao <raymond.mao@linaro.org>
Signed-off-by: Raymond Mao <raymond.mao@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
This commit is contained in:
Simon Glass 2023-12-27 13:06:59 -08:00
parent aca95282c1
commit e748e4b780
3 changed files with 52 additions and 37 deletions
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18
common/bloblist.c
View file

@ -36,16 +36,26 @@ static struct tag_name {
enum bloblist_tag_t tag;
const char *name;
} tag_name[] = {
{ BLOBLISTT_NONE, "(none)" },
{ BLOBLISTT_VOID, "(void)" },
/* BLOBLISTT_AREA_FIRMWARE_TOP */
{ BLOBLISTT_CONTROL_FDT, "Control FDT" },
{ BLOBLISTT_HOB_BLOCK, "HOB block" },
{ BLOBLISTT_HOB_LIST, "HOB list" },
{ BLOBLISTT_ACPI_TABLES, "ACPI tables for x86" },
{ BLOBLISTT_TPM_EVLOG, "TPM event log defined by TCG EFI" },
{ BLOBLISTT_TPM_CRB_BASE, "TPM Command Response Buffer address" },
/* BLOBLISTT_AREA_FIRMWARE */
{ BLOBLISTT_ACPI_GNVS, "ACPI GNVS" },
{ BLOBLISTT_INTEL_VBT, "Intel Video-BIOS table" },
{ BLOBLISTT_TPM2_TCG_LOG, "TPM v2 log space" },
{ BLOBLISTT_TCPA_LOG, "TPM log space" },
{ BLOBLISTT_ACPI_TABLES, "ACPI tables for x86" },
{ BLOBLISTT_ACPI_GNVS, "ACPI GNVS" },
/* BLOBLISTT_AREA_TF */
{ BLOBLISTT_OPTEE_PAGABLE_PART, "OP-TEE pagable part" },
/* BLOBLISTT_AREA_OTHER */
{ BLOBLISTT_INTEL_VBT, "Intel Video-BIOS table" },
{ BLOBLISTT_SMBIOS_TABLES, "SMBIOS tables for x86" },
{ BLOBLISTT_VBOOT_CTX, "Chrome OS vboot context" },

67
include/bloblist.h
View file

@ -81,7 +81,7 @@ enum {
/* Supported tags - add new ones to tag_name in bloblist.c */
enum bloblist_tag_t {
BLOBLISTT_NONE = 0,
BLOBLISTT_VOID = 0,
/*
* Standard area to allocate blobs used across firmware components, for
@ -89,42 +89,36 @@ enum bloblist_tag_t {
* projects.
*/
BLOBLISTT_AREA_FIRMWARE_TOP = 0x1,
/*
* Devicetree for use by firmware. On some platforms this is passed to
* the OS also
*/
BLOBLISTT_CONTROL_FDT = 1,
BLOBLISTT_HOB_BLOCK = 2,
BLOBLISTT_HOB_LIST = 3,
BLOBLISTT_ACPI_TABLES = 4,
BLOBLISTT_TPM_EVLOG = 5,
BLOBLISTT_TPM_CRB_BASE = 6,
/* Standard area to allocate blobs used across firmware components */
BLOBLISTT_AREA_FIRMWARE = 0x100,
BLOBLISTT_AREA_FIRMWARE = 0x10,
BLOBLISTT_TPM2_TCG_LOG = 0x10, /* TPM v2 log space */
BLOBLISTT_TCPA_LOG = 0x11, /* TPM log space */
/*
* Advanced Configuration and Power Interface Global Non-Volatile
* Sleeping table. This forms part of the ACPI tables passed to Linux.
*/
BLOBLISTT_ACPI_GNVS = 0x100,
BLOBLISTT_INTEL_VBT = 0x101, /* Intel Video-BIOS table */
BLOBLISTT_TPM2_TCG_LOG = 0x102, /* TPM v2 log space */
BLOBLISTT_TCPA_LOG = 0x103, /* TPM log space */
BLOBLISTT_ACPI_TABLES = 0x104, /* ACPI tables for x86 */
BLOBLISTT_SMBIOS_TABLES = 0x105, /* SMBIOS tables for x86 */
BLOBLISTT_VBOOT_CTX = 0x106, /* Chromium OS verified boot context */
BLOBLISTT_ACPI_GNVS = 0x12,
/*
* Project-specific tags are permitted here. Projects can be open source
* or not, but the format of the data must be fuily documented in an
* open source project, including all fields, bits, etc. Naming should
* be: BLOBLISTT_<project>_<purpose_here>
*/
BLOBLISTT_PROJECT_AREA = 0x8000,
BLOBLISTT_U_BOOT_SPL_HANDOFF = 0x8000, /* Hand-off info from SPL */
BLOBLISTT_VBE = 0x8001, /* VBE per-phase state */
BLOBLISTT_U_BOOT_VIDEO = 0x8002, /* Video information from SPL */
/* Standard area to allocate blobs used for Trusted Firmware */
BLOBLISTT_AREA_TF = 0x100,
BLOBLISTT_OPTEE_PAGABLE_PART = 0x100,
/*
* Vendor-specific tags are permitted here. Projects can be open source
* or not, but the format of the data must be fuily documented in an
* open source project, including all fields, bits, etc. Naming should
* be BLOBLISTT_<vendor>_<purpose_here>
*/
BLOBLISTT_VENDOR_AREA = 0xc000,
/* Tags after this are not allocated for now */
BLOBLISTT_EXPANSION = 0x10000,
/* Other standard area to allocate blobs */
BLOBLISTT_AREA_OTHER = 0x200,
BLOBLISTT_INTEL_VBT = 0x200, /* Intel Video-BIOS table */
BLOBLISTT_SMBIOS_TABLES = 0x201, /* SMBIOS tables for x86 */
BLOBLISTT_VBOOT_CTX = 0x202, /* Chromium OS verified boot context */
/*
* Tags from here are on reserved for private use within a single
@ -133,9 +127,20 @@ enum bloblist_tag_t {
* implementation, but cannot be used in upstream code. Allocate a
* tag in one of the areas above if you want that.
*
* This area may move in future.
* Project-specific tags are permitted here. Projects can be open source
* or not, but the format of the data must be fuily documented in an
* open source project, including all fields, bits, etc. Naming should
* be: BLOBLISTT_<project>_<purpose_here>
*
* Vendor-specific tags are also permitted. Projects can be open source
* or not, but the format of the data must be fuily documented in an
* open source project, including all fields, bits, etc. Naming should
* be BLOBLISTT_<vendor>_<purpose_here>
*/
BLOBLISTT_PRIVATE_AREA = 0xffff0000,
BLOBLISTT_PRIVATE_AREA = 0xfff000,
BLOBLISTT_U_BOOT_SPL_HANDOFF = 0xfff000, /* Hand-off info from SPL */
BLOBLISTT_VBE = 0xfff001, /* VBE per-phase state */
BLOBLISTT_U_BOOT_VIDEO = 0xfff002, /* Video info from SPL */
};
/**

4
test/bloblist.c
View file

@ -291,9 +291,9 @@ static int bloblist_test_cmd_list(struct unit_test_state *uts)
console_record_reset();
run_command("bloblist list", 0);
ut_assert_nextline("Address Size Tag Name");
ut_assert_nextline("%08lx %8x 8000 SPL hand-off",
ut_assert_nextline("%08lx %8x fff000 SPL hand-off",
(ulong)map_to_sysmem(data), TEST_SIZE);
ut_assert_nextline("%08lx %8x 106 Chrome OS vboot context",
ut_assert_nextline("%08lx %8x 202 Chrome OS vboot context",
(ulong)map_to_sysmem(data2), TEST_SIZE2);
ut_assert_console_end();
ut_unsilence_console(uts);