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authorRonald G. Minnich <rminnich@google.com>2013-04-24 09:50:56 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2013-07-10 02:39:42 +0200
commit78c3e3355003ff2c0c2917f445e0c8dd3e083f52 (patch)
treeaee7fd72df21046e36ffa80d1143ba25e674022a /src/include/device/i915.h
parentb2893a0169ce603926bf13465432a15c4526de97 (diff)
FUI: reorganize include files
We've got enough of a handle on this to realize some things: drm_dp_helper.h is by design device and architecture independent i915.h is common to most intel graphics chipsets going back several years i915_reg.h is as well Move these files to src/include/device, and adjust the .c files accordingly. Change-Id: I07512b3695fea0b22949074b467986420783d62a Signed-off-by: Ronald G. Minnich <rminnich@google.com> Signed-off-by: Gabe Black <gabeblack@chromium.org> Reviewed-on: http://review.coreboot.org/3637 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/include/device/i915.h')
-rw-r--r--src/include/device/i915.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/include/device/i915.h b/src/include/device/i915.h
new file mode 100644
index 0000000000..34f6d0d51a
--- /dev/null
+++ b/src/include/device/i915.h
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2012 Google Inc.
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <device/i915_reg.h>
+#include <device/drm_dp_helper.h>
+
+/* things that are, strangely, not defined anywhere? */
+#define PCH_PP_UNLOCK 0xabcd0000
+#define WMx_LP_SR_EN (1<<31)
+#define PRB0_TAIL 0x02030
+#define PRB0_HEAD 0x02034
+#define PRB0_START 0x02038
+#define PRB0_CTL 0x0203c
+
+/* debug enums. These are for printks that, due to their place in the
+ * middle of graphics device IO, might change timing. Use with care
+ * or not at all.
+ */
+enum {
+ vio = 2, /* dump every IO */
+ vspin = 4, /* print # of times we spun on a register value */
+};
+
+/* The mainboard must provide these functions. */
+unsigned long io_i915_read32(unsigned long addr);
+void io_i915_write32(unsigned long val, unsigned long addr);
+void graphics_register_reset(u32 aux_ctl, u32 aux_data, int verbose);
+
+/* intel_dp.c */
+u32 pack_aux(u32 *src, int src_bytes);
+void unpack_aux(u32 src, u8 *dst, int dst_bytes);
+int intel_dp_aux_ch(u32 ch_ctl, u32 ch_data, u32 *send, int send_bytes,
+ u8 *recv, int recv_size);
+
+