src: Retype option API to use unsigned integers

The CMOS option system does not support negative integers. Thus, retype
and rename the option API functions to reflect this.

Change-Id: Id3480e5cfc0ec90674def7ef0919e0b7ac5b19b3
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52672
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by:  Felix Singer <felixsinger@posteo.net>
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 43d0e04..c6b42ea 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -169,7 +169,7 @@
 	 *
 	 * If the option is not existent (Laptops), use Kconfig setting.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail",
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail",
 					  CONFIG_MAINBOARD_POWER_FAILURE_STATE);
 
 	reg16 = pci_read_config16(dev, GEN_PMCON_3);
@@ -211,7 +211,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x70);
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/bd82x6x/me.c b/src/southbridge/intel/bd82x6x/me.c
index 7ffef42..0148905 100644
--- a/src/southbridge/intel/bd82x6x/me.c
+++ b/src/southbridge/intel/bd82x6x/me.c
@@ -184,8 +184,8 @@
 	/* Do initial setup and determine the BIOS path */
 	printk(BIOS_NOTICE, "ME: BIOS path: %s\n", me_get_bios_path_string(path));
 
-	u8 me_state = get_int_option("me_state", 0);
-	u8 me_state_prev = get_int_option("me_state_prev", 0);
+	u8 me_state = get_uint_option("me_state", 0);
+	u8 me_state_prev = get_uint_option("me_state_prev", 0);
 
 	printk(BIOS_DEBUG, "ME: me_state=%u, me_state_prev=%u\n", me_state, me_state_prev);
 
@@ -268,7 +268,7 @@
 	   set the 'changed' bit here. */
 	if (me_state != CMOS_ME_STATE(me_state_prev) || need_reset) {
 		u8 new_state = me_state | CMOS_ME_STATE_CHANGED;
-		set_int_option("me_state_prev", new_state);
+		set_uint_option("me_state_prev", new_state);
 	}
 
 	if (need_reset) {
diff --git a/src/southbridge/intel/bd82x6x/me_8.x.c b/src/southbridge/intel/bd82x6x/me_8.x.c
index 3c5fcd1..6ad4cc2 100644
--- a/src/southbridge/intel/bd82x6x/me_8.x.c
+++ b/src/southbridge/intel/bd82x6x/me_8.x.c
@@ -182,8 +182,8 @@
 	/* Do initial setup and determine the BIOS path */
 	printk(BIOS_NOTICE, "ME: BIOS path: %s\n", me_get_bios_path_string(path));
 
-	u8 me_state = get_int_option("me_state", 0);
-	u8 me_state_prev = get_int_option("me_state_prev", 0);
+	u8 me_state = get_uint_option("me_state", 0);
+	u8 me_state_prev = get_uint_option("me_state_prev", 0);
 
 	printk(BIOS_DEBUG, "ME: me_state=%u, me_state_prev=%u\n", me_state, me_state_prev);
 
@@ -267,7 +267,7 @@
 	   set the 'changed' bit here. */
 	if (me_state != CMOS_ME_STATE(me_state_prev) || need_reset) {
 		u8 new_state = me_state | CMOS_ME_STATE_CHANGED;
-		set_int_option("me_state_prev", new_state);
+		set_uint_option("me_state_prev", new_state);
 	}
 
 	if (need_reset) {
diff --git a/src/southbridge/intel/bd82x6x/sata.c b/src/southbridge/intel/bd82x6x/sata.c
index 43ef9be..c9bc14c 100644
--- a/src/southbridge/intel/bd82x6x/sata.c
+++ b/src/southbridge/intel/bd82x6x/sata.c
@@ -35,7 +35,7 @@
 
 	/* Assign fixed resources for IDE legacy mode */
 
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 	if (sata_mode != 2)
 		return;
 
@@ -71,7 +71,7 @@
 static void sata_set_resources(struct device *dev)
 {
 	/* work around bug in pci_dev_set_resources(), it bails out on FIXED */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 	if (sata_mode == 2) {
 		unsigned int i;
 		for (i = PCI_BASE_ADDRESS_0; i <= PCI_BASE_ADDRESS_3; i += 4) {
@@ -99,7 +99,7 @@
 	}
 
 	/* Default to AHCI */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/* SATA configuration */
 
@@ -230,7 +230,7 @@
 	if (!config)
 		return;
 
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * Set SATA controller mode early so the resource allocator can
diff --git a/src/southbridge/intel/common/smihandler.c b/src/southbridge/intel/common/smihandler.c
index db034fc..798f2f1 100644
--- a/src/southbridge/intel/common/smihandler.c
+++ b/src/southbridge/intel/common/smihandler.c
@@ -99,7 +99,7 @@
 	u8 tmp70, tmp72;
 	tmp70 = inb(0x70);
 	tmp72 = inb(0x72);
-	const int s5pwr = get_int_option("power_on_after_fail",
+	const unsigned int s5pwr = get_uint_option("power_on_after_fail",
 					 CONFIG_MAINBOARD_POWER_FAILURE_STATE);
 	outb(tmp70, 0x70);
 	outb(tmp72, 0x72);
diff --git a/src/southbridge/intel/i82801dx/lpc.c b/src/southbridge/intel/i82801dx/lpc.c
index 098af83..f6c04a5 100644
--- a/src/southbridge/intel/i82801dx/lpc.c
+++ b/src/southbridge/intel/i82801dx/lpc.c
@@ -94,7 +94,7 @@
 	 *
 	 * If the option is not existent (Laptops), use MAINBOARD_POWER_ON.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail", MAINBOARD_POWER_ON);
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_ON);
 
 	reg8 = pci_read_config8(dev, GEN_PMCON_3);
 	reg8 &= 0xfe;
@@ -129,7 +129,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x70);
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c
index 9c3b0e9..9eabf02 100644
--- a/src/southbridge/intel/i82801gx/lpc.c
+++ b/src/southbridge/intel/i82801gx/lpc.c
@@ -157,7 +157,7 @@
 	 *
 	 * If the option is not existent (Laptops), use MAINBOARD_POWER_ON.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail", MAINBOARD_POWER_ON);
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_ON);
 
 	reg8 = pci_read_config8(dev, GEN_PMCON_3);
 	reg8 &= 0xfe;
@@ -193,7 +193,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x70);
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/i82801ix/lpc.c b/src/southbridge/intel/i82801ix/lpc.c
index 32d4efc..866ede9 100644
--- a/src/southbridge/intel/i82801ix/lpc.c
+++ b/src/southbridge/intel/i82801ix/lpc.c
@@ -162,7 +162,7 @@
 	 *
 	 * If the option is not existent (Laptops), use MAINBOARD_POWER_ON.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail", MAINBOARD_POWER_ON);
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_ON);
 
 	reg8 = pci_read_config8(dev, D31F0_GEN_PMCON_3);
 	reg8 &= 0xfe;
@@ -198,7 +198,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x74); /* Read from 0x74 as 0x70 is write only. */
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/i82801ix/sata.c b/src/southbridge/intel/i82801ix/sata.c
index d2bee88..df74123 100644
--- a/src/southbridge/intel/i82801ix/sata.c
+++ b/src/southbridge/intel/i82801ix/sata.c
@@ -152,7 +152,7 @@
 	}
 
 	/* Default to AHCI */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * TODO: In contrast to ICH7 and PCH code we don't set
@@ -227,7 +227,7 @@
 	if (!config)
 		return;
 
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * Set SATA controller mode early so the resource allocator can
diff --git a/src/southbridge/intel/i82801jx/lpc.c b/src/southbridge/intel/i82801jx/lpc.c
index 55b4746..69990ab 100644
--- a/src/southbridge/intel/i82801jx/lpc.c
+++ b/src/southbridge/intel/i82801jx/lpc.c
@@ -164,7 +164,7 @@
 	 *
 	 * If the option is not existent (Laptops), use MAINBOARD_POWER_ON.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail", MAINBOARD_POWER_ON);
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_ON);
 
 	reg8 = pci_read_config8(dev, D31F0_GEN_PMCON_3);
 	reg8 &= 0xfe;
@@ -200,7 +200,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x74); /* Read from 0x74 as 0x70 is write only. */
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/i82801jx/sata.c b/src/southbridge/intel/i82801jx/sata.c
index 4d83388..c21c115 100644
--- a/src/southbridge/intel/i82801jx/sata.c
+++ b/src/southbridge/intel/i82801jx/sata.c
@@ -139,7 +139,7 @@
 	}
 
 	/* Default to AHCI */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * TODO: In contrast to ICH7 and PCH code we don't set
@@ -205,7 +205,7 @@
 		return;
 
 	/* Default to AHCI */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * Set SATA controller mode early so the resource allocator can
diff --git a/src/southbridge/intel/ibexpeak/lpc.c b/src/southbridge/intel/ibexpeak/lpc.c
index 6fe44c6..6092347 100644
--- a/src/southbridge/intel/ibexpeak/lpc.c
+++ b/src/southbridge/intel/ibexpeak/lpc.c
@@ -162,7 +162,7 @@
 	 *
 	 * If the option is not existent (Laptops), use Kconfig setting.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail",
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail",
 					  CONFIG_MAINBOARD_POWER_FAILURE_STATE);
 
 	reg16 = pci_read_config16(dev, GEN_PMCON_3);
@@ -204,7 +204,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x70);
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/ibexpeak/sata.c b/src/southbridge/intel/ibexpeak/sata.c
index dc3f1ff..171057e 100644
--- a/src/southbridge/intel/ibexpeak/sata.c
+++ b/src/southbridge/intel/ibexpeak/sata.c
@@ -42,7 +42,7 @@
 	}
 
 	/* Default to AHCI */
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/* SATA configuration */
 
@@ -174,7 +174,7 @@
 	if (!config)
 		return;
 
-	u8 sata_mode = get_int_option("sata_mode", 0);
+	u8 sata_mode = get_uint_option("sata_mode", 0);
 
 	/*
 	 * Set SATA controller mode early so the resource allocator can
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index 8d9b451..fc287b0 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -193,7 +193,7 @@
 	 *
 	 * If the option is not existent (Laptops), use Kconfig setting.
 	 */
-	const int pwr_on = get_int_option("power_on_after_fail",
+	const unsigned int pwr_on = get_uint_option("power_on_after_fail",
 					  CONFIG_MAINBOARD_POWER_FAILURE_STATE);
 
 	reg16 = pci_read_config16(dev, GEN_PMCON_3);
@@ -235,7 +235,7 @@
 	outb(reg8, 0x61);
 
 	reg8 = inb(0x70);
-	const int nmi_option = get_int_option("nmi", NMI_OFF);
+	const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF);
 	if (nmi_option) {
 		printk(BIOS_INFO, "NMI sources enabled.\n");
 		reg8 &= ~(1 << 7);	/* Set NMI. */
diff --git a/src/southbridge/intel/lynxpoint/smihandler.c b/src/southbridge/intel/lynxpoint/smihandler.c
index 2c89a95..769cacb 100644
--- a/src/southbridge/intel/lynxpoint/smihandler.c
+++ b/src/southbridge/intel/lynxpoint/smihandler.c
@@ -82,7 +82,7 @@
 	u8 tmp70, tmp72;
 	tmp70 = inb(0x70);
 	tmp72 = inb(0x72);
-	const int s5pwr = get_int_option("power_on_after_fail",
+	const unsigned int s5pwr = get_uint_option("power_on_after_fail",
 					 CONFIG_MAINBOARD_POWER_FAILURE_STATE);
 	outb(tmp70, 0x70);
 	outb(tmp72, 0x72);