New patch to review for coreboot: samsung/stumpy: implement get_write_protect_state

[Patrick Georgi]

Patrick Georgi ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10726

-gerrit

commit c0f40654c36e3fc81e89fad9467ec00796807896
Author: Patrick Georgi 
Date:   Tue Jun 30 12:49:50 2015 +0200

samsung/stumpy: implement get_write_protect_state

Current vboot wants that function.

Change-Id: Ie3b49aa716d9711223ec71a142878e847eedfe4e
    Signed-off-by: Patrick Georgi 
---
 src/mainboard/samsung/stumpy/chromeos.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/mainboard/samsung/stumpy/chromeos.c b/src/mainboard/samsung/stumpy/chromeos.c
index 8c24c80..d579c18 100644
--- a/src/mainboard/samsung/stumpy/chromeos.c
+++ b/src/mainboard/samsung/stumpy/chromeos.c
@@ -48,9 +48,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
    /* Write Protect: GPIO68 = CHP3_SPI_WP */
    gpios->gpios[0].port = GPIO_SPI_WP;
    gpios->gpios[0].polarity = ACTIVE_HIGH;
-	gpios->gpios[0].value =
-		(pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 2)),
-						 SATA_SP) >> FLAG_SPI_WP) & 1;
+	gpios->gpios[0].value = get_write_protect_state();
    strncpy((char *)gpios->gpios[0].name,"write protect",
    						GPIO_MAX_NAME_LENGTH);

@@ -86,6 +84,17 @@ void fill_lb_gpios(struct lb_gpios *gpios)
 }
 #endif

+int get_write_protect_state(void)
+{
+	device_t dev;
+#ifdef __PRE_RAM__
+	dev = PCI_DEV(0, 0x1f, 2);
+#else
+	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 2));
+#endif
+	return (pci_read_config32(dev, SATA_SP) >> FLAG_SPI_WP) & 1;
+}
+
 int get_developer_mode_switch(void)
 {
    device_t dev;