amdfwtool: Add SPL support
SPL: Security Patch Level The data in SPL is used for FW anti-rollback, preventing rollback of platform level firmware to older version that are deemed vulnerable from a security point of view. BUG=b:216096562 Change-Id: I4665f2372ccd599ab835c8784da08cde5558a795 Signed-off-by: Zheng Bao <fishbaozi@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/61426 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
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@@ -282,6 +282,9 @@ static uint8_t find_register_fw_filename_psp_dir(char *fw_name, char *filename,
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} else if (strcmp(fw_name, "KEYDB_TOS_FILE") == 0) {
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fw_type = AMD_FW_KEYDB_TOS;
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subprog = 0;
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} else if (strcmp(fw_name, "SPL_TABLE_FILE") == 0) {
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fw_type = AMD_FW_SPL;
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subprog = 0;
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} else if (strcmp(fw_name, "DMCUERAMDCN21_FILE") == 0) {
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fw_type = AMD_FW_DMCU_ERAM;
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subprog = 0;
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