internal,board_enable: Remove force_boardenable from globals

Make `force_boardenable` stack local to the internal_init()
entry-point. It's life-time should not exceed that of the
internal's init entry function.

Change-Id: I3324681f024003694a5531d9d35bb13d2c583eb0
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/70031
Reviewed-by: Sam McNally <sammc@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

3 files changed, 17 insertions, 17 deletions

diff --git a/board_enable.c b/board_enable.c
index bf261733f..d35b151b0 100644
--- a/board_enable.c
+++ b/board_enable.c
@@ -2683,7 +2683,7 @@ static const struct board_match *board_match_pci_ids(enum board_match_phase phas
 	return NULL;
 }
 
-static int board_enable_safetycheck(const struct board_match *board)
+static int board_enable_safetycheck(const struct board_match *board, bool force_boardenable)
 {
 	if (!board)
 		return 1;
@@ -2705,7 +2705,7 @@ static int board_enable_safetycheck(const struct board_match *board)
 }
 
 /* FIXME: Should this be identical to board_flash_enable? */
-static int board_handle_phase(enum board_match_phase phase)
+static int board_handle_phase(enum board_match_phase phase, bool force_boardenable)
 {
 	const struct board_match *board = NULL;
 
@@ -2714,7 +2714,7 @@ static int board_handle_phase(enum board_match_phase phase)
 	if (!board)
 		return 0;
 
-	if (board_enable_safetycheck(board))
+	if (board_enable_safetycheck(board, force_boardenable))
 		return 0;
 
 	if (!board->enable) {
@@ -2726,17 +2726,18 @@ static int board_handle_phase(enum board_match_phase phase)
 	return board->enable();
 }
 
-void board_handle_before_superio(void)
+void board_handle_before_superio(bool force_boardenable)
 {
-	board_handle_phase(P1);
+	board_handle_phase(P1, force_boardenable);
 }
 
-void board_handle_before_laptop(void)
+void board_handle_before_laptop(bool force_boardenable)
 {
-	board_handle_phase(P2);
+	board_handle_phase(P2, force_boardenable);
 }
 
-int board_flash_enable(const char *vendor, const char *model, const char *cb_vendor, const char *cb_model)
+int board_flash_enable(const char *vendor, const char *model, const char *cb_vendor, const char *cb_model,
+		bool force_boardenable)
 {
 	const struct board_match *board = NULL;
 	int ret = 0;
@@ -2762,7 +2763,7 @@ int board_flash_enable(const char *vendor, const char *model, const char *cb_ven
 			return 0;
 	}
 
-	if (board_enable_safetycheck(board))
+	if (board_enable_safetycheck(board, force_boardenable))
 		return 1;
 
 	/* limit the maximum size of the parallel bus */
diff --git a/include/programmer.h b/include/programmer.h
index ad3c5022d..9e706d589 100644
--- a/include/programmer.h
+++ b/include/programmer.h
@@ -224,9 +224,9 @@ int it8705f_write_enable(uint8_t port);
 uint8_t sio_read(uint16_t port, uint8_t reg);
 void sio_write(uint16_t port, uint8_t reg, uint8_t data);
 void sio_mask(uint16_t port, uint8_t reg, uint8_t data, uint8_t mask);
-void board_handle_before_superio(void);
-void board_handle_before_laptop(void);
-int board_flash_enable(const char *vendor, const char *model, const char *cb_vendor, const char *cb_model);
+void board_handle_before_superio(bool force_boardenable);
+void board_handle_before_laptop(bool force_boardenable);
+int board_flash_enable(const char *vendor, const char *model, const char *cb_vendor, const char *cb_model, bool force_boardenable);
 
 /* chipset_enable.c */
 int chipset_flash_enable(const struct programmer_cfg *cfg);
@@ -263,7 +263,6 @@ extern int superio_count;
 #if CONFIG_INTERNAL == 1
 extern int is_laptop;
 extern bool laptop_ok;
-extern bool force_boardenable;
 extern bool force_boardmismatch;
 void probe_superio(void);
 int register_superio(struct superio s);
diff --git a/internal.c b/internal.c
index f21c4fcb7..808039da9 100644
--- a/internal.c
+++ b/internal.c
@@ -30,7 +30,6 @@
 int is_laptop = 0;
 bool laptop_ok = false;
 
-bool force_boardenable = false;
 bool force_boardmismatch = false;
 
 enum chipbustype internal_buses_supported = BUS_NONE;
@@ -202,6 +201,7 @@ static int internal_init(const struct programmer_cfg *cfg)
 	const char *cb_vendor = NULL;
 	const char *cb_model = NULL;
 #endif
+	bool force_boardenable = false;
 
 	ret = get_params(cfg,
 			 &force_boardenable, &force_boardmismatch,
@@ -261,7 +261,7 @@ static int internal_init(const struct programmer_cfg *cfg)
 	dmi_init();
 
 	/* In case Super I/O probing would cause pretty explosions. */
-	board_handle_before_superio();
+	board_handle_before_superio(force_boardenable);
 
 	/* Probe for the Super I/O chip and fill global struct superio. */
 	probe_superio();
@@ -274,7 +274,7 @@ static int internal_init(const struct programmer_cfg *cfg)
 #endif
 
 	/* Check laptop whitelist. */
-	board_handle_before_laptop();
+	board_handle_before_laptop(force_boardenable);
 
 	/*
 	 * Disable all internal buses by default if we are not sure
@@ -300,7 +300,7 @@ static int internal_init(const struct programmer_cfg *cfg)
 	 * parallel writes on IT8705F. Also, this handles the manual chip select for Gigabyte's DualBIOS. */
 	init_superio_ite(cfg);
 
-	if (board_flash_enable(board_vendor, board_model, cb_vendor, cb_model)) {
+	if (board_flash_enable(board_vendor, board_model, cb_vendor, cb_model, force_boardenable)) {
 		msg_perr("Aborting to be safe.\n");
 		ret = 1;
 		goto internal_init_exit;