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authorPatrick Georgi <pgeorgi@chromium.org>2015-07-27 23:18:15 +0200
committerPatrick Georgi <pgeorgi@google.com>2015-07-29 19:25:43 +0200
commit556538af85fc1d6387e8af86fae67e26b0524d63 (patch)
tree7f95ca320e11a798f074a8c368215f649d3fc652 /src/mainboard/google
parentc3f72751f8c692f9c763aadf22409937c938f426 (diff)
google/stout: Implement functions required by CHROMEOS
BRANCH=none BUG=chromium:513990 TEST=google/stout builds Change-Id: I00de7524297e4471a9f7d6afd0d2b991d29020e9 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Original-Commit-Id: b85c54af7d4def45f014ee1d9b79df0b649f90f7 Original-Change-Id: I0870dd11c97cecc932a135f73be8234a88c0622b Original-Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/288860 Original-Reviewed-by: Stefan Reinauer <reinauer@chromium.org> Original-Commit-Queue: Stefan Reinauer <reinauer@chromium.org> Reviewed-on: http://review.coreboot.org/11064 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/stout/chromeos.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/src/mainboard/google/stout/chromeos.c b/src/mainboard/google/stout/chromeos.c
index 824cb8f8a8..b2ca6a7673 100644
--- a/src/mainboard/google/stout/chromeos.c
+++ b/src/mainboard/google/stout/chromeos.c
@@ -35,21 +35,13 @@
void fill_lb_gpios(struct lb_gpios *gpios)
{
- device_t dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
- u16 gpio_base = pci_read_config32(dev, GPIOBASE) & 0xfffe;
-
- if (!gpio_base)
- return;
-
- u32 gp_lvl = inl(gpio_base + GP_LVL);
-
gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio));
gpios->count = GPIO_COUNT;
/* Write Protect: GPIO7 */
gpios->gpios[0].port = 7;
gpios->gpios[0].polarity = ACTIVE_LOW;
- gpios->gpios[0].value = (gp_lvl >> 7) & 1;
+ gpios->gpios[0].value = !get_write_protect_state();
strncpy((char *)gpios->gpios[0].name,"write protect",
GPIO_MAX_NAME_LENGTH);
@@ -68,7 +60,7 @@ void fill_lb_gpios(struct lb_gpios *gpios)
/* Lid Switch: Virtual switch */
gpios->gpios[3].port = -1;
gpios->gpios[3].polarity = ACTIVE_HIGH;
- gpios->gpios[3].value = 1; /* Hard-code to open */
+ gpios->gpios[3].value = get_lid_switch();
strncpy((char *)gpios->gpios[3].name,"lid", GPIO_MAX_NAME_LENGTH);
/* Power Button: Virtual switch */
@@ -91,6 +83,30 @@ 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, 0);
+#else
+ dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+#endif
+ u16 gpio_base = pci_read_config32(dev, GPIOBASE) & 0xfffe;
+
+ if (!gpio_base)
+ return 0;
+
+ u32 gp_lvl = inl(gpio_base + GP_LVL);
+
+ return !((gp_lvl >> 7) & 1);
+}
+
+int get_lid_switch(void)
+{
+ /* hard-code to open */
+ return 1;
+}
+
/* The dev-switch is virtual on Stout (and so handled elsewhere). */
int get_developer_mode_switch(void)
{