amdfwtool: Add combo index and combo config table

For now, combo index is 0, and only the first entry in config table is
used. The index will grow when there are more combo entries.

Add a command parameter to give fw.cfg for combo index 1. Process the
combo config in the future loop.

Change-Id: I00609d91defc08e17f937ac8339575f84b1bd37c
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73496
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>

2 files changed, 40 insertions, 9 deletions

diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index 75aa94b5f8..ffaf6ee774 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -1825,6 +1825,7 @@ enum {
 	AMDFW_OPT_RECOVERY_AB,
 	AMDFW_OPT_RECOVERY_AB_SINGLE_COPY,
 	AMDFW_OPT_USE_COMBO,
+	AMDFW_OPT_COMBO1_CONFIG,
 	AMDFW_OPT_MULTILEVEL,
 	AMDFW_OPT_NVRAM,
 
@@ -1880,6 +1881,7 @@ static struct option long_options[] = {
 	{"recovery-ab",            no_argument, 0, AMDFW_OPT_RECOVERY_AB },
 	{"recovery-ab-single-copy", no_argument, 0, AMDFW_OPT_RECOVERY_AB_SINGLE_COPY },
 	{"use-combo",              no_argument, 0, AMDFW_OPT_USE_COMBO },
+	{"combo-config1",    required_argument, 0, AMDFW_OPT_COMBO1_CONFIG },
 	{"multilevel",             no_argument, 0, AMDFW_OPT_MULTILEVEL },
 	{"nvram",            required_argument, 0, AMDFW_OPT_NVRAM },
 	{"nvram-base",       required_argument, 0, LONGOPT_NVRAM_BASE },
@@ -2192,6 +2194,8 @@ int main(int argc, char **argv)
 	psp_directory_table *pspdir2 = NULL;
 	psp_directory_table *pspdir2_b = NULL;
 	psp_combo_directory *psp_combo_dir = NULL, *bhd_combo_dir = NULL;
+	char *combo_config[MAX_COMBO_ENTRIES] = { 0 };
+	int combo_index = 0;
 	int fuse_defined = 0;
 	int targetfd;
 	char *output = NULL, *config = NULL;
@@ -2247,6 +2251,10 @@ int main(int argc, char **argv)
 		case AMDFW_OPT_USE_COMBO:
 			cb_config.use_combo = true;
 			break;
+		case AMDFW_OPT_COMBO1_CONFIG:
+			cb_config.use_combo = true;
+			combo_config[1] = optarg;
+			break;
 		case AMDFW_OPT_MULTILEVEL:
 			cb_config.multi_level = true;
 			break;
@@ -2615,6 +2623,27 @@ int main(int argc, char **argv)
 		bhd_combo_dir = new_combo_dir(&ctx);
 	}
 
+	combo_index = 0;
+	if (config)
+		combo_config[0] = config;
+
+	/* TODO: For now the combo_index is always 0.  The combo entries will be processed
+	 * in the loop which has not been added yet. */
+	/* for non-combo image, combo_config[0] == config, and it already is processed.
+	 * Actually "combo_index > 0" is enough. Put both of them here to make sure and make
+	 * it clear this will not affect non-combo case. */
+	if (cb_config.use_combo && combo_index > 0) {
+		open_process_config(combo_config[combo_index], &cb_config, list_deps, debug);
+
+		/* In most cases, the address modes are same. */
+		if (cb_config.need_ish)
+			ctx.address_mode = AMD_ADDR_REL_TAB;
+		else if (cb_config.second_gen)
+			ctx.address_mode = AMD_ADDR_REL_BIOS;
+		else
+			ctx.address_mode = AMD_ADDR_PHYSICAL;
+	}
+
 	if (cb_config.multi_level) {
 		/* Do 2nd PSP directory followed by 1st */
 		pspdir2 = new_psp_dir(&ctx, cb_config.multi_level);
@@ -2649,12 +2678,13 @@ int main(int argc, char **argv)
 	} else {
 		fill_psp_directory_to_efs(amd_romsig, psp_combo_dir, &ctx, &cb_config);
 		/* 0 -Compare PSP ID, 1 -Compare chip family ID */
-		psp_combo_dir->entries[0].id_sel = 0;
-		psp_combo_dir->entries[0].id = get_psp_id(cb_config.soc_id);
-		psp_combo_dir->entries[0].lvl2_addr =
+		assert_fw_entry(combo_index, MAX_COMBO_ENTRIES, &ctx);
+		psp_combo_dir->entries[combo_index].id_sel = 0;
+		psp_combo_dir->entries[combo_index].id = get_psp_id(cb_config.soc_id);
+		psp_combo_dir->entries[combo_index].lvl2_addr =
 			BUFF_TO_RUN_MODE(ctx, pspdir, AMD_ADDR_REL_BIOS);
 
-		fill_dir_header(psp_combo_dir, 1, PSP2_COOKIE, &ctx);
+		fill_dir_header(psp_combo_dir, combo_index + 1, PSP2_COOKIE, &ctx);
 	}
 
 	if (have_bios_tables(amd_bios_table)) {
@@ -2694,12 +2724,13 @@ int main(int argc, char **argv)
 			fill_bios_directory_to_efs(amd_romsig, biosdir, &ctx, &cb_config);
 		} else {
 			fill_bios_directory_to_efs(amd_romsig, bhd_combo_dir, &ctx, &cb_config);
-			bhd_combo_dir->entries[0].id_sel = 0;
-			bhd_combo_dir->entries[0].id = get_psp_id(cb_config.soc_id);
-			bhd_combo_dir->entries[0].lvl2_addr =
+			assert_fw_entry(combo_index, MAX_COMBO_ENTRIES, &ctx);
+			bhd_combo_dir->entries[combo_index].id_sel = 0;
+			bhd_combo_dir->entries[combo_index].id = get_psp_id(cb_config.soc_id);
+			bhd_combo_dir->entries[combo_index].lvl2_addr =
 				BUFF_TO_RUN_MODE(ctx, biosdir, AMD_ADDR_REL_BIOS);
 
-			fill_dir_header(bhd_combo_dir, 1, BHD2_COOKIE, &ctx);
+			fill_dir_header(bhd_combo_dir, combo_index + 1, BHD2_COOKIE, &ctx);
 		}
 	}
 
diff --git a/util/amdfwtool/amdfwtool.h b/util/amdfwtool/amdfwtool.h
index 2ccb3e9a31..42a2c1d638 100644
--- a/util/amdfwtool/amdfwtool.h
+++ b/util/amdfwtool/amdfwtool.h
@@ -237,7 +237,7 @@ typedef struct _psp_combo_directory {
 	psp_combo_entry entries[];
 } __attribute__((packed, aligned(16))) psp_combo_directory;
 
-#define MAX_COMBO_ENTRIES 1
+#define MAX_COMBO_ENTRIES 2
 
 typedef struct _bios_directory_hdr {
 	uint32_t cookie;